Page 3 - WARRANTY
WARRANTY Tektronix warrants that this product will be free from defects in materials and workmanship for a period of three (3) yearsfrom the date of shipment. If any such product proves defective during this warranty period, Tektronix, at its option, eitherwill repair the defective product without c...
Page 5 - TDS3000 Series Service Manual; Table of Contents; Specifications
TDS3000 Series Service Manual i Table of Contents General Safety Summary vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Service Safety Summary xi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface xiii . . . . . . . . . . . . . . . . . . . ...
Page 6 - ii; Maintenance
Table of Contents ii TDS3000 Series Service Manual Maintenance Preparation 6–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preventing ESD 6–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 7 - iii; List of Figures
Table of Contents TDS3000 Series Service Manual iii List of Figures Figure 3–1: TDS3000 series block diagram 3–1 . . . . . . . . . . . . . . . . . . . . . Figure 6–1: Pulling the hub pin 6–8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 6–2: Releasing the hub assembly 6–9 . . ...
Page 8 - iv; Figure 10–1: Exploded view, front case half
Table of Contents iv TDS3000 Series Service Manual Figure 10–1: Exploded view, front case half 10–4 . . . . . . . . . . . . . . . . . . . . . Figure 10–2: Exploded view, LCD display 10–6 . . . . . . . . . . . . . . . . . . . . . . Figure 10–3: Exploded view, main board and disk drive 10–8 . . . . . ...
Page 9 - List of Tables; Table 1–1: Specifications
Table of Contents TDS3000 Series Service Manual v List of Tables Table 1–1: Specifications 1–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Table 6–1: Internal inspection check list 6–3 . . . . . . . . . . . . . . . . . . . . . . . Table 6–2: Removal and installation proce...
Page 11 - General Safety Summary; To Avoid Fire or
TDS3000 Series Service Manual vii General Safety Summary Review the following safety precautions to avoid injury and prevent damage tothis product or any products connected to it. To avoid potential hazards, use thisproduct only as specified. Use Proper Power Cord. Use only the power cord specified ...
Page 12 - Symbols and Terms
General Safety Summary viii TDS3000 Series Service Manual Avoid Exposed Circuitry. Do not touch exposed connections and components when power is present. Do Not Operate With Suspected Failures. If you suspect there is damage to this product, have it inspected by qualified service personnel. Do Not O...
Page 13 - ix; Electrostatic discharge (ESD) can damage components in the; Use a Ground Strap; Preventing Electrostatic
General Safety Summary TDS3000 Series Service Manual ix CAUTION. Electrostatic discharge (ESD) can damage components in the oscilloscope and its accessories. To prevent ESD, observe these precautionswhen directed to do so. Use a Ground Strap . Wear a grounded antistatic wrist strap to discharge the ...
Page 15 - xi; Service Safety Summary; Do Not Service Alone.
TDS3000 Series Service Manual xi Service Safety Summary Only qualified personnel should perform service procedures. Read this ServiceSafety Summary and the General Safety Summary before performing any serviceprocedures. Do Not Service Alone. Do not perform internal service or adjustments of this pro...
Page 16 - xii
Service Safety Summary xii TDS3000 Series Service Manual
Page 17 - xiii; Preface; Related Manuals; Language
TDS3000 Series Service Manual xiii Preface This is the Service Manual for the following TDS3000 Series Digital PhosphorOscilloscopes: H TDS3012 H TDS3014 H TDS3032 H TDS3034 H TDS3052 H TDS3054 This manual provides information to troubleshoot and repair the instrument tothe module level. Related Man...
Page 18 - xiv; Service Programs; To write us
Preface xiv TDS3000 Series Service Manual Service Programs Tektronix offers calibration service and a program to extend repair coveragebeyond the warranty period. These programs are cost-effective ways to maintaingenuine Tektronix service for your instrument. Ask your Tektronix distributor fordetail...
Page 19 - n symbol are checked in Performance Verification.; Acquisition
TDS3000 Series Service Manual 1–1 Specifications This appendix contains specifications for the TDS3000 series oscilloscopes. Allspecifications are guaranteed unless noted as “typical.” Typical specifications areprovided for your convenience but are not guaranteed. Specifications that aremarked with ...
Page 20 - Inputs
Specifications 1–2 TDS3000 Series Service Manual Table 1–1: Specifications (cont.) Inputs Input coupling DC, AC, or GND Channel input remains terminated when using GND coupling. Input impedance,DC coupled 1 M W ± 1% in parallel with 13 pF ± 2 pF, TekProbe compatible 50 W ± 1%; VSWR ≤ 1.5:1 from DC t...
Page 21 - Vertical
Specifications TDS3000 Series Service Manual 1–3 Table 1–1: Specifications (cont.) Vertical Number of channels TDS3012, TDS3032, TDS3052 TDS3014, TDS3034, TDS3054 2 plus external trigger input 4 Digitizers 9-bit resolution, separate digitizers for each channel samplesimultaneously SCALE Range NC 1 M...
Page 23 - Horizontal
Specifications TDS3000 Series Service Manual 1–5 Table 1–1: Specifications (cont.) Horizontal Acquisition (horizon-tal) resolution Normal Fast trigger Record length 10,000 points 500 points Acquisition rate, maximum Up to 450 waveforms/s Up to 3,000 waveforms/s Sample rate range Acquisition res-olut...
Page 24 - Trigger
Specifications 1–6 TDS3000 Series Service Manual Table 1–1: Specifications (cont.) Trigger Edge trigger se s p Any channel, NOISE REJ coupled 3.5 times the DC-coupled limits sensitivity, typical Any channel, HF REJ coupled 1.5 times the DC-coupled limitfrom DC to 30 kHz, attenuatessignals above 30 k...
Page 25 - Display
Specifications TDS3000 Series Service Manual 1–7 Table 1–1: Specifications (cont.) Display Display screen 6.5 in (165 mm) diagonal color liquid crystal Display resolution 640 horizontal by 480 vertical pixels Backlight intensity,typical 200 cd/m 2 Display color Up to 16 colors, fixed palette Externa...
Page 26 - Power sources; Environmental
Specifications 1–8 TDS3000 Series Service Manual Table 1–1: Specifications (cont.) Power sources AC line power Operates the oscilloscope and charges the optional internal battery Source voltage 90 V RMS to 250 V RMS , continuous range (CAT II) Source frequency 47 Hz to 440 Hz Power consump-tion 75 W...
Page 27 - Mechanical
Specifications TDS3000 Series Service Manual 1–9 Table 1–1: Specifications (cont.) Environmental Altitude Operating limit: 3000 m Nonoperating limit: 15,000 m Random vibration Operating: 0.31 g RMS from 5 Hz to 500 Hz, 10 minutes on each axis Nonoperating: 2.46 g RMS from 5 Hz to 500 Hz, 10 minutes ...
Page 28 - EMC certifications and compliances
Specifications 1–10 TDS3000 Series Service Manual Table 1–1: Specifications (cont.) EMC certifications and compliances EMC Compliance:European Union Meets intent of Directive 89/336/EEC for Electromagnetic Compatibility.Compliance was demonstrated to the following specifications as listedin the Offi...
Page 29 - Safety certifications and compliances
Specifications TDS3000 Series Service Manual 1–11 Table 1–1: Specifications (cont.) Safety certifications and compliances EC Declaration ofConformity – LowVoltage Compliance was demonstrated to the following specification as listed inthe Official Journal of the European Communities:Low Voltage Direc...
Page 31 - Operating Information; This chapter provides an overview of the following topics:
TDS3000 Series Service Manual 2–1 Operating Information This chapter provides an overview of the following topics: H Transporting the oscilloscope H Connecting power and using the battery pack H Installing an application module H Installing a communication module H Front-panel menus and controls H F...
Page 32 - Transporting the Oscilloscope; with a floppy disk in the disk drive.
Operating Information 2–2 TDS3000 Series Service Manual Transporting the Oscilloscope When transporting the oscilloscope, wrap the cord around the handle as shownbelow. Use the supplied cord retainer if the power plug does not have amolded-in retainer. The oscilloscope front cover has a convenient p...
Page 33 - Connecting Power; Open the strain relief and slip it over the power cord.; and frequency between 47 Hz and 440 Hz. The; Using Battery Power
Operating Information TDS3000 Series Service Manual 2–3 Connecting Power To connect a power cord, do these steps: 1. Open the strain relief and slip it over the power cord. 2. Snap the strain relief into its hole in the rear panel of the oscilloscope. 3. Connect the power cord to the power input con...
Page 34 - Operating Safely with
Operating Information 2–4 TDS3000 Series Service Manual WARNING. To avoid electric shock, always connect the rear-panel ground terminal to earth ground when operating the instrument from battery power. For safe operation, the oscilloscope chassis must remain at earth ground potentialeven when operat...
Page 35 - you hear the latches click.; Installing and Removing
Operating Information TDS3000 Series Service Manual 2–5 To install the optional battery pack, do these steps: 1. Open the battery compartment door on the rear panel and remove the accessory tray. Battery door (Opened) 2. Slide the battery into the compartment and press it in from both sides until yo...
Page 36 - Configuration; NOTE; Charging the Battery
Operating Information 2–6 TDS3000 Series Service Manual The battery charges automatically when the oscilloscope is connected to linepower. You can also charge the battery with the optional external charger(TDS3CHG). Configuration Typical charging time Battery charging in oscilloscope with oscillo-sc...
Page 37 - Installing an Application Module; the ESD precautions described on page ix.; Open the small door in the upper right corner of the front panel.
Operating Information TDS3000 Series Service Manual 2–7 Installing an Application Module CAUTION. To avoid damage to the oscilloscope or application module, observe the ESD precautions described on page ix. Optional application modules are available to extend the capability of youroscilloscope. You ...
Page 39 - Installing a Communication Module; To avoid damage to the oscilloscope or communication module,; Press down on the latching tab to remove the blank cover.; connectors are seated and the latching tab locks.; Turn power on. The communication module is now ready for your use.; To remove a communication module, do these steps:
Operating Information TDS3000 Series Service Manual 2–9 Installing a Communication Module CAUTION. To avoid damage to the oscilloscope or communication module, observe the ESD precautions described on page ix. To install one of the optional communications modules, do these steps: 1. Turn the oscillo...
Page 40 - Front-Panel Menus and Controls; To use the menu system, follow the steps shown on the next two pages.; Push a bottom screen button to select a menu item. If a pop-up menu; Using the Menu System
Operating Information 2–10 TDS3000 Series Service Manual Front-Panel Menus and Controls The front panel has buttons and controls for the functions you use most often.The front panel has menus to access more specialized functions. To use the menu system, follow the steps shown on the next two pages. ...
Page 42 - Using the Menu Buttons
Operating Information 2–12 TDS3000 Series Service Manual You can use the menu buttons to perform many functions in the oscilloscope. 2 1 4 3 6 5 UTILITY DISPLAY CURSOR MEASURE SAVE/RECALL QUICKMENU SELECT COARSE 1. MEASURE. Performs automated measurements of waveforms. 2. CURSOR. Activates the curso...
Page 43 - Using the Dedicated
Operating Information TDS3000 Series Service Manual 2–13 These dedicated buttons and controls generally control waveforms and cursorswithout the use of menus. WAVEFORM INTENSITY SCALE SCALE POSITION POSITION LEVEL COARSE UTILITY DISPLAY CURSOR 1 2 3 4 5 6 7 8 13 10 12 11 9 14 15 16 18 17 19 SELECT M...
Page 45 - Identifying Items in the
Operating Information TDS3000 Series Service Manual 2–15 The following items may appear in the display; not all items are visible at anygiven time. Some readouts move outside the graticule area when menus areturned off. 1 8 7 11 2 3 4 5 9 10 13 12 6 1. Waveform baseline icons show the zero-volt leve...
Page 46 - Using Quick Menus
Operating Information 2–16 TDS3000 Series Service Manual 14 15 14. A triangle icon with the battery icon indicates that a battery is installed and batterypower is in use. The battery icon shows the approximate charge level of the battery. Seepage 2–4 for important safety information. 15. A power-plu...
Page 48 - Front-Panel Connectors
Operating Information 2–18 TDS3000 Series Service Manual Front-Panel Connectors [ 5V Ɩ 1 2 CH 4 CH 3 CH 2 CH 1 1M W , 13pF ≤ 300 VRMS CATl PROBE COMP 3 PROBE COMP [ 5V Ɩ 2 1 EXT TRIG 50 W ≤ 5VRMS 50 W ≤ 5VRMS 1M W , 13pF ≤ 300 VRMS CATl 1M W , 13pF ≤ 300 VRMS CATl CH 2 CH 1 50 W ≤ 5VRMS 1M W , 17pF ...
Page 49 - Rear-Panel Connectors
Operating Information TDS3000 Series Service Manual 2–19 Rear-Panel Connectors 1 5 4 2 3 1. Parallel printer port. Connect to a printer to make hard copies. 2. CAL switch. For use by authorized service personnel only. 3. DC power output. Provides accessory power. 4. Ground terminal. Connect to earth...
Page 50 - Probe Compensation; Connect the oscilloscope probe to channel 1.
Operating Information 2–20 TDS3000 Series Service Manual Probe Compensation Perform this adjustment to match your probe to the input channel. This should bedone whenever you attach a passive probe for the first time to any input channel. 1. Connect the oscilloscope probe to channel 1. Attach the pro...
Page 51 - Self Calibration; To compensate the signal path, do the following steps:
Operating Information TDS3000 Series Service Manual 2–21 Self Calibration The self calibration routine lets you quickly optimize the oscilloscope signal pathfor maximum measurement accuracy. You can run the routine anytime but youshould always run the routine if the ambient temperature changes by 10...
Page 53 - Theory of Operation; Power Supply
TDS3000 Series Service Manual 3–1 Theory of Operation This chapter describes the electrical operation of the oscilloscope to the modulelevel. Figure 3–1 shows the oscilloscope module interconnections. Power supply Battery board Main board J950 J500 J860 comm. module J810 J700 Front panel Input ports...
Page 54 - Battery Board; H Turns on AC power to the oscilloscope.; Main Board; Acquisition System
Theory of Operation 3–2 TDS3000 Series Service Manual Battery Board The battery board provides the following functions: H Interfaces to the optional battery pack (powers the oscilloscope from the battery pack or charges the battery pack when the oscilloscope is connectedto AC line). H Turns on AC po...
Page 55 - Display Module; Power Converter
Theory of Operation TDS3000 Series Service Manual 3–3 The power converter receives 15 VDC (or battery voltage) from the battery boardand generates voltages for the analog and digital circuitry on the main board. Display Module The display module consists of a color liquid crystal display (LCD), a di...
Page 57 - Performance Verification; is required to complete these procedures.; Description
TDS3000 Series Service Manual 4–1 Performance Verification This chapter contains performance verification procedures for the specificationsmarked with the n symbol. The following equipment, or a suitable equivalent, is required to complete these procedures. Description Minimum requirements Examples ...
Page 58 - Test Record
Performance Verification 4–2 TDS3000 Series Service Manual Test Record Serial number Procedure performed by Date Test Passed Failed Self Test Performance checks Low limit Test result High limit Channel 1 DC me s reme 1 mV/div 99.25 mV 100.8 mV measurementaccuracy 2 mV/div –7.540 mV –6.460 mV r 5 mV/...
Page 59 - Performance checks
Performance Verification TDS3000 Series Service Manual 4–3 Performance checks High limit Test result Low limit Channel 3 DC me s reme 1 mV/div 99.25 mV 100.8 mV measurementaccuracy 2 mV/div –7.540 mV –6.460 mV r 5 mV/div –101.8 mV –98.24 mV 50 mV/div 982.4 mV 1.018 V 50 mV/div 632.4 mV 667.6 mV 50 m...
Page 60 - Performance Verification Procedures; –21. If the operating temperature changes by more than 10; Disconnect all probes and cables from the oscilloscope inputs.
Performance Verification 4–4 TDS3000 Series Service Manual Performance Verification Procedures Before beginning these procedures, two conditions must first be met: H The oscilloscope must have been operating continuously for ten minutes in an environment the meets the operating range specifications ...
Page 61 - Set the DC voltage source output level to 0 V.; Push the Recall Factory Setup screen button and then push the OK; Check DC Voltage
Performance Verification TDS3000 Series Service Manual 4–5 This test checks the DC voltage measurement accuracy in the average acquisitionmode. 1. Set the DC voltage source output level to 0 V. 2. Connect the DC voltage source to the oscilloscope channel 1 input as shown below. DC voltage source Ch ...
Page 62 - Refer to step 15e on page 4–6 to calculate 50 mV delta measurement.; a. Set the vertical SCALE control to the setting in the table.; the external trigger input on some models).
Performance Verification 4–6 TDS3000 Series Service Manual Vertical SCALE setting Invert setting Bandwidth limitsetting Offset Input voltage Low limit High limit 1 mV/div Off 20 MHz 96.5 mV 100 mV 99.25 mV 100.8 mV 2 mV/div Off 20 MHz 0.0 V –7 mV –7.540 mV –6.460 mV 5 mV/div Off 20 MHz –82.5 mV –100...
Page 63 - channel you want to check.; Check Bandwidth
Performance Verification TDS3000 Series Service Manual 4–7 This test checks the bandwidth for each channel. 1. Connect the output of the leveled sine wave generator to the oscilloscope channel 1 input as shown below. Leveled sine wave generator Ch 1 TDS3000 Series Oscilloscope 2. Push the SAVE/RECAL...
Page 64 - peak measurement is between 599 mV and 601 mV.; shown in the table below.; Oscilloscope model; Push the waveform off; including the external trigger input on some models).
Performance Verification 4–8 TDS3000 Series Service Manual 18. Push the – more – screen button until you can select the Pk-Pk measure- ment. 19. Set the vertical SCALE to 100 mV/div. 20. Set the output frequency of the leveled sine wave generator to 50 kHz. 21. Set the output amplitude of the levele...
Page 65 - Push the Recall Factory Setup screen button and then push the OK; Push the Coupling screen button and select 50; Check Channel
Performance Verification TDS3000 Series Service Manual 4–9 This test checks the edge-trigger sensitivity for each channel. 1. Connect the output of the leveled sine wave generator to the oscilloscope channel 1 input as shown below. Leveled sine wave generator Ch 1 TDS3000 Series Oscilloscope 2. Push...
Page 66 - Push the waveform off
Performance Verification 4–10 TDS3000 Series Service Manual 19. Set the output frequency of the leveled sine wave generator to the frequency shown in the table below. Oscilloscope model Frequency TDS3012, TDS3014 100 MHz TDS3032, TDS3034 300 MHz TDS3052, TDS3054 500 MHz 20. Set the output amplitude ...
Page 67 - with a fast rising edge.; Check Sample Rate and
Performance Verification TDS3000 Series Service Manual 4–11 This test checks the time base accuracy. 1. Connect the output of the leveled sine wave generator to the oscilloscope channel 1 input as shown below. Time mark generator Ch 1 TDS3000 Series Oscilloscope 2. Push the SAVE/RECALL menu button. ...
Page 68 - Set the horizontal scale to 1; graticule line within
Performance Verification 4–12 TDS3000 Series Service Manual 15. Turn the horizontal POSITION control counter-clockwise to set the delay to exactly 10 ms. 16. Set the horizontal scale to 1 ms/div. 17. Check that the rising edge of the marker crosses the center horizontal graticule line within ± 2 div...
Page 69 - Adjustment Procedures; Required Equipment
TDS3000 Series Service Manual 5–1 Adjustment Procedures This chapter contains the factory adjustment procedures for the oscilloscope. Only qualified personnel should perform service procedures. Read this ServiceSafety Summary and the General Safety Summary before performing any serviceprocedures. Al...
Page 70 - Overview of the Adjustment Process
Adjustment Procedures 5–2 TDS3000 Series Service Manual Overview of the Adjustment Process The oscilloscope is protected from inadvertently changing factory adjustmentsby a rear-panel switch. To perform the factory adjustment, you must push andhold the switch while you power on the oscilloscope. Bef...
Page 71 - Signal Connections; Apply 0.0000 V DC signal to all channels.; Apply DC Voltage to
Adjustment Procedures TDS3000 Series Service Manual 5–3 Signal Connections The adjustment procedure requires three types of equipment setups if you areadjusting a four-channel oscilloscope, or four types if you are adjusting atwo-channel oscilloscope. For each step of the procedure, the oscilloscope...
Page 72 - Apply Pk-Pk Voltage to a
Adjustment Procedures 5–4 TDS3000 Series Service Manual NOTE . If the DC voltage source you are using has an output head, use a female-to-female BNC adapter and a short BNC cable to make the connection tothe first BNC tee. When you are given the instruction to apply a 0 V DC signal, turn off or grou...
Page 73 - Apply Fast Rise Step
Adjustment Procedures TDS3000 Series Service Manual 5–5 During the procedure a fast rise step signal needs to be applied simultaneously toall channels. A typical on-screen instruction might read: Apply 1.000 V PkĆPk fastĆrise signal to all channels. Use the ’Apply DC Voltage to Channels’ equipment s...
Page 74 - Factory Adjustment Procedure; To perform the factory adjustment procedure, do these steps:; CAL; Push the Recall Factory Setup screen button.; prior to doing the factory calibration.; Push the System screen button to select Cal.
Adjustment Procedures 5–6 TDS3000 Series Service Manual Factory Adjustment Procedure To perform the factory adjustment procedure, do these steps: 1. Locate the hole that provides access to the CAL switch on the rear panel. CAL 2. Put the adjustment tool into the CAL switch hole. Push and hold the CA...
Page 77 - internal modules when doing maintenance.; Preparation; Static discharge can damage any semiconductor component in this
TDS3000 Series Service Manual 6–1 Maintenance This chapter contains the information needed to do periodic and correctivemaintenance on the oscilloscope. The following sections are included: H Preparation refers you to important information contained elsewhere in this manual. H Preventing ESD provide...
Page 78 - Inspection and Cleaning; To avoid damage to the oscilloscope, do not expose it to any sprays,; General Care
Maintenance 6–2 TDS3000 Series Service Manual 3. Discharge the static voltage from your body by wearing a grounded antistatic wrist strap while handling these modules. Do service of static-sensitivemodules only at a static-free work station. 4. Nothing capable of generating or holding a static charg...
Page 79 - To avoid damage to the surface of the oscilloscope, do not use any; Inspection — Interior.; Item
Maintenance TDS3000 Series Service Manual 6–3 Inspection — Exterior. Inspect the outside of the oscilloscope for damage, wear, and missing parts. An oscilloscope that appears to have been dropped orotherwise abused should be checked thoroughly to verify correct operation andperformance. Immediately ...
Page 80 - Cleaning Procedure — Interior.; To clean the oscilloscope interior, perform the
Maintenance 6–4 TDS3000 Series Service Manual Table 6–1: Internal inspection check list (Cont.) Item Repair action Inspect for Solder connections Cold solder or rosin joints. Resolder joint and clean withisopropyl alcohol. Wiring and cables Loose plugs or connectors.Burned, broken, or frayed wiring....
Page 81 - Removal and Installation Procedures; installation of modules.
Maintenance TDS3000 Series Service Manual 6–5 Removal and Installation Procedures This section describes how to remove and install the major mechanical andelectrical modules. It provides the following information: H List of Modules on page 6–5 describes where to locate a list of replaceable modules....
Page 82 - Table 6–2: Removal and installation procedures; Procedure; Summary of Procedures
Maintenance 6–6 TDS3000 Series Service Manual Table 6–2 lists the removal and installation procedures in order of increasingcomplexity. Within each procedure, only perform the steps that are required toaccess the modules that need repair. Table 6–2: Removal and installation procedures Procedure Modu...
Page 83 - H Screwdriver with; Raise the handle to its full upright position.; Tools Required
Maintenance TDS3000 Series Service Manual 6–7 You will need the following tools to remove and replace all the modules in theoscilloscope. H Torque-limiting screwdriver, 12 in ⋅ lb (1.3 N ⋅ m) range with Torx T-10 and T-15 tips (If you are using a magnetic screwdriver with interchangeablebits, the ...
Page 84 - Figure 6–1: Pulling the hub pin; rotate with the handle.
Maintenance 6–8 TDS3000 Series Service Manual Metal pin Handle Hub Figure 6–1: Pulling the hub pin 5. Place the oscilloscope on its feet on soft surface (such as an anti-static mat), with the display-side hub facing you. 6. Lower the handle toward the rear into a horizontal position. The hub should ...
Page 85 - Figure 6–2: Releasing the hub assembly; oscilloscope with the remaining hub facing you.; Rotate the handle downward to its lowest position.
Maintenance TDS3000 Series Service Manual 6–9 Rotate the handle Hub Pull on the handle Figure 6–2: Releasing the hub assembly 8. Locate the remaining hub on the opposite side of the oscilloscope. Place the oscilloscope with the remaining hub facing you. 9. Rotate the handle downward to its lowest po...
Page 86 - Verify that the front and rear cases fit together tightly.
Maintenance 6–10 TDS3000 Series Service Manual 11. Raise the handle to its full upright position. The hub should rotate with the handle. 12. Pull outward on the handle to release the remaining hub assembly. You may need to rotate the handle back and forth slightly to help release the hubassembly. 13...
Page 87 - Figure 6–3: Reinstalling a hub cover; Remove the screw just below the parallel printer port.; Rear Case
Maintenance TDS3000 Series Service Manual 6–11 8. While pressing in on the hub assembly with your fingers, rotate the handle to its full upright position. The hub assembly should rotate with the handle. 9. Use the 1 @ 8 inch flat-bladed screwdriver to push the metal pin in to lock the hub assembly. ...
Page 88 - Figure 6–4: Communication module guide; disconnect the flex cable from the disk drive. See Figure 6–5.; Lift the disk drive out of the oscilloscope chassis.
Maintenance 6–12 TDS3000 Series Service Manual 6. Release the small communication module guide tab by lifting the chassis, and then remove the communication module guide. See Figure 6–4. Tab Communicationmodule guide Figure 6–4: Communication module guide 7. Carefully open the connector that capture...
Page 89 - Figure 6–5: Flex cable to the disk drive; with the bottom facing you.
Maintenance TDS3000 Series Service Manual 6–13 Pins are face down Disk drive Figure 6–5: Flex cable to the disk drive Installation. Use this procedure to install the disk drive, communication module guide, feet, rear case, and communication module cover. 1. Place the oscilloscope face down on soft s...
Page 90 - Figure 6–6: Removing the bezel from a new disk drive; then close the connector. See Figure 6–5.; Press the rear case downward so that it is seated completely.
Maintenance 6–14 TDS3000 Series Service Manual Disk drive Bezel Figure 6–6: Removing the bezel from a new disk drive 5. Carefully open the connector on the disk drive, insert the flex connector, and then close the connector. See Figure 6–5. 6. Place the rear case over the oscilloscope chassis and lo...
Page 91 - Figure 6–7: Cables to the main board; Rear Chassis
Maintenance TDS3000 Series Service Manual 6–15 You will need a Torx T-15 screwdriver to remove the rear chassis. You will need a 3 @ 16 inch nut driver to remove the parallel printer port cable. Removal. Use this procedure to remove the rear chassis, battery board, external power jack, power suppl...
Page 92 - STOP
Maintenance 6–16 TDS3000 Series Service Manual 3. Disconnect the external power cable from the battery board. See Figure 6–7. 4. Remove the three screws that secure the rear chassis to the front chassis. 5. Lift the rear chassis assembly from the front chassis. Thread the external power cable throug...
Page 93 - Figure 6–8: Installing the fan, line filter, and line power cable
Maintenance TDS3000 Series Service Manual 6–17 Installation. Use this procedure to install the fan, line filter, parallel printer port cable, external power jack, power supply, battery board, and rear chassis. Skipthe steps for modules that are already installed. Bend the tabs External power cable R...
Page 94 - Figure 6–9: Installing the line filter and line power cable; the power supply board should face the line filter.; Attach the AC line power cable to the power supply.
Maintenance 6–18 TDS3000 Series Service Manual Green wire(groundconductor) Blue wire Black wire Line power conductor Power supply board Green wire Line filter Figure 6–9: Installing the line filter and line power cable 2. Insert the line filter into the rear chassis and secure it with two screws. Th...
Page 95 - Attach the DC power cable to the power supply.; secure the connector with the two jack posts with the; Dress the DC power cable under the power supply and toward you.; the rear chassis with three screws.
Maintenance TDS3000 Series Service Manual 6–19 8. Attach the DC power cable to the power supply. 9. Connect the fan power cable to the battery board at J170. 10. Connect the DC power cable to the battery board at J100. 11. Snap the battery board onto the post on the rear chassis. 12. Install two scr...
Page 96 - Figure 6–10: Disk drive and display module cable connectors
Maintenance 6–20 TDS3000 Series Service Manual You will need a 1 @ 8 inch flat-bladed screwdriver and a Torx T-15 screwdriver to remove the main board. Removal. Use this procedure to remove the disk drive cable and main board. 1. Place the oscilloscope assembly face down on a soft surface (such as...
Page 97 - Use a magnetic Torx; Figure 6–11: Main Board
Maintenance TDS3000 Series Service Manual 6–21 3. Grasp and pull up on the inverter board cable wires to disconnect the cable from J950 on the main board. See Figure 6–10. 4. Use the 1 @ 8 inch flat-bladed screwdriver to carefully lift the display cable from connector J500 on the main board. See Fig...
Page 98 - Push down on the two main board corners to engage the snaps.; Connect the inverter cable to the main board at J950.
Maintenance 6–22 TDS3000 Series Service Manual Installation. Use this procedure to install the main board and reconnect cables. 1. Place the oscilloscope front-panel assembly face down on soft surface (such as an anti-static mat), with the bottom facing you. 2. With the front-panel cable dressed out...
Page 99 - Figure 6–12: Front chassis; Front Chassis and Display
Maintenance TDS3000 Series Service Manual 6–23 You will need a Torx T-10 screwdriver to remove the front chassis. Removal. Use this procedure to remove the front chassis and the display module. 1. Place the oscilloscope face down on a soft surface (such as an anti-static mat), with the bottom faci...
Page 100 - Figure 6–13: Display module
Maintenance 6–24 TDS3000 Series Service Manual NOTE . It is possible to remove the inverter board without removing the front chassis or display module. If this is the only thing you need to do, skip to step 1on page 6–26. 4. Place the front chassis with the display facing you. See Figure 6–13. 5. Us...
Page 101 - Push the display module tabs through the chassis holes.; possible to lock the display module in place on the front chassis.
Maintenance TDS3000 Series Service Manual 6–25 Installation. Use this procedure to install the display module into the front chassis and install the front chassis. 1. Place the front chassis with the display facing you. See Figure 6–13. 2. Push the display module tabs through the chassis holes. 3. U...
Page 102 - Figure 6–15: Disconnect back light cables; Display Inverter Board
Maintenance 6–26 TDS3000 Series Service Manual 7. Insert the front chassis assembly into the oscilloscope. Insert the right end of the front chassis slightly ahead of the left end to clear a slight interference atthe right end of the chassis. 8. Route the front-panel cable through the notch located ...
Page 103 - Lift and rotate the bottom end of the inverter board to 45; slide the inverter board clear of the chassis. See Figure 6–16B.; Figure 6–16: Remove inverter board
Maintenance TDS3000 Series Service Manual 6–27 3. Push the tab and lift the top end of the inverter board to clear the inverter chassis. See Figure 6–16A. 4. Lift and rotate the bottom end of the inverter board to 45 ° -60 ° angle, then slide the inverter board clear of the chassis. See Figure 6–16B...
Page 104 - Figure 6–17: Remove display from display chassis; display from the tabs on the left side of the display chassis.
Maintenance 6–28 TDS3000 Series Service Manual 6. Use your thumb to push the tab on the top right side of the display chassis until the tab clears the display assembly. Then push the top-right corner ofthe display, from the front of the display, to clear the tab. Repeat for theother display chassis ...
Page 105 - Figure 6–18: Remove back light tube
Maintenance TDS3000 Series Service Manual 6–29 8. Use your thumb to push down the tab next to a back light tube, at the same time pulling the back light tube cable to slide the back light out of thedisplay. See Figure 6–18. Push tabdown Backlight tubes (2) Display module Figure 6–18: Remove back lig...
Page 106 - Figure 6–19: Installing display glass shield; of the display fits under the tabs. See Figure 6–17.
Maintenance 6–30 TDS3000 Series Service Manual Installation. Use this procedure to reassemble the display module. 1. Insert backlight tubes into the display, with the open side of the tube toward the center of the display, until the tube clicks into place. The backlight tubesslide easily into the di...
Page 107 - Front Panel
Maintenance TDS3000 Series Service Manual 6–31 6. Insert the inverter board assembly into the slots at the top and bottom of the display chassis. The high-voltage shield end of the board is at the top of thedisplay. Push firmly until the tabs click. 7. Insert the display back light cable connectors ...
Page 110 - Figure 6–23: Checking front-panel lock nuts
Maintenance 6–34 TDS3000 Series Service Manual Installation. Use this procedure to reinstall the front-panel board. 1. Check that the front-panel lock nuts are still in the front panel before installing the front panel keypad and board. These nuts are pressure-fit andcan come loose. See Figure 6–23....
Page 111 - Troubleshooting; Before doing this or any other procedure in this manual, read the; Tools and Equipment; Adjustment After Repair
Maintenance TDS3000 Series Service Manual 6–35 Troubleshooting This section contains information and procedures to help you isolate a defectivemodule in a TDS3000 series oscilloscope. WARNING. Before doing this or any other procedure in this manual, read the General Safety Summary and Service Safety...
Page 112 - Troubleshooting Procedure; Figure 6–24: Primary troubleshooting procedure
Maintenance 6–36 TDS3000 Series Service Manual Troubleshooting Procedure Figures 6–24 through 6–31 are troubleshooting procedure flowcharts. Use themto troubleshoot an instrument failure. Begin with Figure 6–24. NOTE . Before performing the troubleshooting procedure, remove the instrument cabinet (s...
Page 113 - Figure 6–25: Power-on troubleshooting procedure
Maintenance TDS3000 Series Service Manual 6–37 Continued from Figure 6–24. Use DMM to measurevoltages on front-panel BNCconnector pads (see BNCconnector diagram at right). –15 VDC( " 1.2 V) –5 VDC( " 0.15 V) +5.1 VDC ( " 0.15 V) +15 VDC ( " 1.2 V) Any front panelBNC connector Proceed...
Page 114 - Figure 6–26: AC power supply troubleshooting procedure
Maintenance 6–38 TDS3000 Series Service Manual Reconnect loose cables. Return to top of Figure 6–24. No Yes Is there +15 volts between pins 13 and 18? Measure for +15 V DC ( ± 0.5 V) between line 13 (+) and line 18 (–) ofthe disconnected cable.(see figure at right) !WARNING!Be careful when measuring...
Page 115 - Figure 6–27: Battery module troubleshooting procedure
Maintenance TDS3000 Series Service Manual 6–39 Measure voltages on disconnected cable as shown indiagram at right. Power off oscilloscope. Disconnect AC power cord. Reconnect J100 cable to the battery board. Disconnect J900 cable from the main board. Connect AC power cord. Power on oscilloscope. Rep...
Page 116 - Figure 6–28: Front panel/display backlight power troubleshooting
Maintenance 6–40 TDS3000 Series Service Manual Power off oscilloscope. Disconnect AC power cord. Reconnect J700 cable to main board. Disconnect J950 cable from main board. Connect AC power cord. Power on oscilloscope. Measure voltages on connected J900 cable as shown in Figure 6–27 (page 6–39). Meas...
Page 117 - Figure 6–29: Display/Main module supply voltage troubleshooting
Maintenance TDS3000 Series Service Manual 6–41 Measure voltages on connected J900 cable as shownin Figure 6–27 (page 6–39). Power off oscilloscope. Disconnect AC power cord. Disconnect J500 cable from the main board (Figure 6–10on page 6–20). Connect AC power cord. Power on oscilloscope. Replace Dis...
Page 118 - Figure 6–31: Module isolation troubleshooting procedure
Maintenance 6–42 TDS3000 Series Service Manual This procedure assumes that the oscilloscope displays power-up diagnostics messages. Push UTILITY. Push System to select Diags. Push OK Confirm Run Test. Determine failure. Use table to select module to replace. Oscilloscope is operating OK. Does the po...
Page 119 - Unpacking and Repacking Instructions; Unpacking
Maintenance TDS3000 Series Service Manual 6–43 Unpacking and Repacking Instructions This section contains the information needed to unpack the oscilloscope andrepack it for shipment or storage. The oscilloscope and its standard accessories are carefully packed at the factoryin a shipping carton. If,...
Page 121 - Options; Option
TDS3000 Series Service Manual 7–1 Options The TDS3000 series options, listed in Table 7–1, provide power cords anddocumentation packages for international customers. Table 7–1: TDS3000 Series options Option Description A1 Substitute universal European power cord (220 V) A2 Substitute United Kingdom ...
Page 123 - Electrical Parts List
TDS3000 Series Service Manual 8–1 Electrical Parts List Refer to the Mechanical Parts List chapter for a complete listing and descriptionof replaceable parts for the oscilloscope.
Page 125 - Diagrams
TDS3000 Series Service Manual 9–1 Diagrams See Figure 3–1 on page 3–1 for a block/interconnect diagram of the oscilloscope.There are no additional diagrams in this chapter.
Page 127 - Mechanical Parts List; Parts Ordering Information; H Part number (see Part Number Revision Level below); Part Number Revision
TDS3000 Series Service Manual 10–1 Mechanical Parts List This chapter contains a list of the replaceable modules for the TDS3000 seriesoscilloscope. Use this list to identify and order replacement parts. Parts Ordering Information Replacement parts are available through your local Tektronix field of...
Page 128 - Module Repair and Return.; Using the Replaceable Parts List; Parts List Column Descriptions; Column; Module Servicing
Mechanical Parts List 10–2 TDS3000 Series Service Manual Modules can be serviced by selecting one of the following three options. Contactyour local Tektronix service center or representative for repair assistance. Module Exchange. In some cases you may exchange your module for a reman- ufactured mod...
Page 129 - Manufacturers cross index; Manufacturer; Mfr. Code to Manufacturer
Mechanical Parts List TDS3000 Series Service Manual 10–3 The table titled Manufacturers Cross Index shows codes, names, and addressesof manufacturers or vendors of components listed in the parts list. Manufacturers cross index Mfr.code Manufacturer Address City, state, zip code 00779 AMP INC. CUSTOM...
Page 131 - Replaceable parts list
Mechanical Parts List TDS3000 Series Service Manual 10–5 Replaceable parts list Fig. &indexnumber Tektronixpart number Serial no.effective Serial no.discont’d Qty Name & description Mfr. code Mfr. part number 10–1–1 050–3261–00 1 PARTS REPL KIT:2 CHANNEL FRONT CASEASSY,W/LABELS,TDS3012/TDS30...
Page 134 - Figure 10–3: Exploded view, main board and disk dive
Mechanical Parts List 10–8 TDS3000 Series Service Manual 1 2 3 4 5 6 2 Figure 10–3: Exploded view, main board and disk dive
Page 136 - Figure 10–4: Exploded view, circuit board assembly and fan
Mechanical Parts List 10–10 TDS3000 Series Service Manual 1 2 3 4 5 6 7 8 9 10 11 12 13 14 3 3 3 15 16 Figure 10–4: Exploded view, circuit board assembly and fan
Page 138 - Figure 10–5: Exploded view, rear case half
Mechanical Parts List 10–12 TDS3000 Series Service Manual 1 2 3 4 5 6 7 8 9 Figure 10–5: Exploded view, rear case half
Page 139 - Accessories list
Mechanical Parts List TDS3000 Series Service Manual 10–13 Replaceable parts list Fig. &indexnumber Tektronixpart number Serial no.effective Serial no.discont’d Qty Name & description Mfr. code Mfr. part number 10-5-1 367–0498–00 1 HANDLE,CARRYING:14.5740 X 6.3230 7X318 367–0498–00 10-5-2 200...
Tektronix SG 5010
Manual
Tektronix Z340LTA
Manual
Tektronix 7834
Manual
Tektronix 070-9180-01
Manual
Tektronix 11403A
Manual
Tektronix 550
Manual
Tektronix ps 501
Manual
Tektronix CSA 803A
Manual
Tektronix P6015
Manual
Tektronix 016-1249-00
Manual
Tektronix SG 505
Manual
Tektronix 016-1414-00
Manual
Tektronix AM700
Manual
Tektronix 016-1335-00
Manual
Tektronix 1705A
Manual
Tektronix 784A
Manual
Tektronix 2445
Manual
Tektronix TLA7XXX
Manual
Tektronix 524A
Manual
Tektronix 016-1341-00
Manual