Page 2 - TABLE OF CONTENTS; SECTION 1; SUMMARY; SECTION 2; ELECTRICAL; SECTION 4; MECHANISM; SECTION 5; REPLACEMENT PARTS LIST; NOTE) The table of contents for this section is edited
TABLE OF CONTENTS SECTION 1 SUMMARY • SPECIFICATIONS ......................................................1-1 • LOCATION OF CUSTOMER CONTROLS .................1-2 • CRITICAL PARTS REPLACING TIME TABLE ...........1-5 • CRITICAL PARTS DESCRIPTION .............................1-5 SECTION 2 CABINET &am...
Page 3 - GENERAL
SECTION1 SUMMARY SPECIFICATIONS 1-1 GENERAL Head System Four head helical scan azimuth system Power Source AC 100-240V, 50/60Hz Power Consumption Approx. 15 Watts Back up time (clock) 30 days Dimensions (WxHxD) 14.2” x 3.7” x 10.7” (360 x 94 x 273 mm) Operating Temperature 41 °F~105 °F (5 °C~40 °C) ...
Page 4 - FRONT
SECTION1 SUMMARY LOCATION OF CUSTOMER CONTROLS 1-2 1 POWER/TIMER BUTTON2 MENU BUTTON3 REC (RECORD) BUTTON4 MOVE BUTTON5 SEL (SELECT) BUTTON6 DOWN BUTTON7 UP BUTTON8 ALARM INDICATOR9 KEY LOCK INDICATOR 10 CASSETTE LOADING SLOT11 CLEAR, KEY LOCK OFF, BUZZER OFF12 CLOCK, COUNT, REMAIN13 SHUTTLE RING14 ...
Page 5 - SECTION1 SUMMARY
1-3 1 TIME LAPSE VCR TIME INDICATION2 ALARM INDICATION3 SERIES INDICATION4 RECORD INDICATION5 TIMER INDICATION6 CASSETTE INDICATION 7 INDEX INDICATION8 POWER FAILURE INDICATION9 KEY LOCK INDICATION10 REPEAT INDICATION11 FUNCTION INDICATION12 VCR FUNCTION INDICATION INDICATOR PANEL VCR FUNCTION INDIC...
Page 6 - TERMINAL SIGNAL LEVELS; TERMINAL
1-4 TERMINAL SIGNAL LEVELS SECTION1 SUMMARY LOCATION OF CUSTOMER CONTROLS INPUT OUTPUT INPUT INPUT OUTPUT OUTPUT OUTPUT OUTPUT INPUT COMMON The input signal that makes‘Alarm Record’ work Output signal appears when thetape reaches to end or deck iserror in recording. Outputs whether VCR deck iserror....
Page 7 - Specification; DRUM ASSY; CRITICAL PARTS DESCRIPTION
1-5 No. DESCRIPTION 1500 3000 5000 6000 7500 9000 10000 12000 Test freatures Specification 1 DRUM ASSY RF out level -4dB and below 2 ARM ASSY CLEANER Wear status 3 MOTOR CAPSTAN (D-35) W/F(WTD) 0.4% and below 4 BELT CAPSTAN Belt tension 5 BASE ASSY A/C -6dB and below 6 HEAD F/E 45dB min 7 ARM ASSY I...
Page 8 - Cabinet and Main Frame Section; DESCRIPTION
2-1 SECTION2 CABINET & MAIN FRAME EXPLODED VIEWS 1. Cabinet and Main Frame Section Cabinet & Main Frame Section Parts list MODEL : TL-AT130M S AL LOCA.NO. PART NO DESCRIPTION SPECIFICATION REMARKS ASSEMBLY SECTION A00 6721R-0771U DECK ASSEMBLY,VIDEO DECK/MECHA D35 LG T/L (4HD(ALL A42 6871R-8...
Page 9 - Cabinet & Main Frame Section Parts list; ASSEMBLY PARTS SECTION; SECTION2 CABINET & MAIN FRAME
1-1. Cabinet and Main Frame Section 2-2 Cabinet & Main Frame Section Parts list ASSEMBLY PARTS SECTION A42 6871RK5700K Ass'y Front PCB SNILN4T3526 A43 05503805 ASS'Y FRONT CAVINET NTH960 C-TYPE A44 6871R-4462A Ass'y Ant. PCB TL-AR30(SERIES) A46 3501RK3200B Ass'y Main PCB CCD LV-TL1960 SECTION2 C...
Page 10 - INSTRUCTION ASSEMBLY; • Packing Accessory Section Parts list
2-3 2. Packing & Accessory Section ✒ NOTE NOTE Refer to “REPLACEMENT PARTSLIST” in order to lookfor the part number of each part. 801 INSTRUCTION ASS’Y 803 : PACKING 804: SHEET ROLL 802: BOX CARTON SECTION2 CABINET & MAIN FRAME EXPLODED VIEWS S AL LOCA.NO. PART NO DESCRIPTION SPECIFICATION R...
Page 11 - MODE; sec; WAVEFORM; Caution; repairing after doing procedure below.
3-1 SECTION3 ELECTRICAL ELECTRICAL ADJUSTMENT PROCEDURES 1. PG ADJUSTMENT MODE SPECIFICATION OBJECT MEASURED OBJECT ADJUSTED PLAYBACK IN SP PG : 416 ± 20 sec V.OUT JACK VR501 1. Connect CH-1 of the oscilloscope to W357 and W362, and adjust it to 1Vp-p as TRIGGER.(In case of 10:1 Probe, adjust it 50m...
Page 14 - I n P B m o d e; When the drum moter stop
3-4 SECTION3 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE 2. SERVO CIRCUIT (1) Video is unstable in PB mode Does CTL pulse move on tracking? YES NO NO Does Video Envelope wave form appear at IC501 pin 86? YES Replace IC501. NO Is adjusting height of CTL head accurate? Replace IC501. Check the Pre-Amp...
Page 15 - When the capstan motor stops
(3) Capstan motor stops 3-5 SECTION3 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE Check the Ass’y between PMC01 and Capstan motor YES NO Aren’t pattern or componets between IC501 Pin33 and PMC01 Pin9 short? NO Check Power circuit Does CFG signal appear at PMC01 Pin1? Check the Ass’y of Capstan motor ...
Page 16 - No Video in EE Mode
3-6 SECTION3 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE 3. Y/C CIRCUIT (1) No Video in EE Mode Does the Video signal appear at the IC301 Pin29? NO NO NO Check the IC3G1 Pin14 and Q3G1 emitter. Check the path of the signal between the IC301 Pin29 and IC501 Pin49. Is there 9V on the plus terminal of ...
Page 17 - Is 5V applied to the IC301; SECTION3 ELECTRICAL
(2) When the Y(Luminance)signal doesn’t appear on the screen in PB Mode. 3-7 Clean the Drum. NO NO Is the V.H.S/W "H" about 3.4V to the IC301 Pin11 ? Check the path of the Y(Luminance) RF signal.(Check the Q301) Check the path of the Y(Luminance) RF signal.(Check Q302, Q303) Is 5V applied to...
Page 18 - Is the EE signal normal?
3-8 SECTION3 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE (3) When the C(Color) signal doesn't appear on the screen in PB Mode Check the circuit of the IC301 Pin 35, 62. NO NO Check the Color Rotary level. (Check the R302, R303) Is 5V applied to the IC301 Pin 16, 40, 55, 58, 87? Is the Color Rotary s...
Page 20 - NO sound in REC Mode.
3-10 SECTION3 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE (3) No sound in REC Mode. Is the Audio signal applied to the IC301 Pin 76? NO NO Check the path of Line Audio. Is the “High” signal applied to the IC301 Pin 10? Is 5V applied to the FL401 Pin 2? NO sound in REC Mode. Sound is not recorded. YE...
Page 21 - Auto Stop; No cassette tape loading; Auto stop can occur because Grease or Oil is dried up
3-11 SECTION3 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE 5. SYSTEM/KEY CIRCUIT (1) AUTO STOP NO NO Does T/up reel pulse appear at Q514 Base terminal? Auto Stop Does SW waveform appear at IC501 pin23? YES YES Does T/up reel pulse appear at IC501 Pin27? Check Drum motor signal YES Is there 5.3V at RS...
Page 22 - No Key display
3-12 SECTION3 ELECTRICAL ELECTRICAL TROUBLESHOOTING GUIDE (2) No F.OSD display. (3) No Key display Is there 5.3V IC501 Pin 51? NO NO Replace bad switches Replace X502. No Key display Is there 5.2VA at IC501 Pin79, 80, 81? YES As pressing the byttons doeseach function work properly? YES Check power c...
Page 23 - OVERALL WIRING DIAGRAM
3-14 3-13 SECTION3 ELECTRICAL BLOCK & CIRCUIT DIAGRAMS 1. OVERALL WIRING DIAGRAM
Page 24 - POWER BLOCK DIAGRAM
3-16 3-15 SECTION3 ELECTRICAL BLOCK & CIRCUIT DIAGRAMS 2. POWER BLOCK DIAGRAM
Page 25 - POWER CLRCUIT DIAGRAM
3-18 3-17 SECTION3 ELECTRICAL BLOCK & CIRCUIT DIAGRAMS 3. POWER CLRCUIT DIAGRAM
Page 26 - AUDIO BLOCK DIAGRAM
3-19 SECTION3 ELECTRICAL BLOCK & CIRCUIT DIAGRAMS 4. AUDIO BLOCK DIAGRAM
Page 30 - SYSTEM BLOCK DIAGRAM
3-25 3-24 SECTION3 ELECTRICAL BLOCK & CIRCUIT DIAGRAMS 7. SYSTEM BLOCK DIAGRAM
Page 32 - SYSTEM CLRCUIT DIAGRAM
3-28 3-27 SECTION3 ELECTRICAL BLOCK & CIRCUIT DIAGRAMS 8. SYSTEM CLRCUIT DIAGRAM
Page 33 - JACK CLRCUIT DIAGRAM
3-30 3-29 SECTION3 ELECTRICAL BLOCK & CIRCUIT DIAGRAMS 9. JACK CLRCUIT DIAGRAM
Page 37 - DECK MECHANISM ADJUSTMENT; Check the Tape Travel after Reassembling; EXPLODED VIEWS; SECTION 4 MECHANISM; CONTENTS
DECK MECHANISM PARTSLOCATIONS • Top View ......................................................4-1• Bottom View ...............................................4-1 DECK MECHANISMDISASSEMBLY 1. Drum Assembly .........................................4-22. Plate Top ........................................
Page 38 - DECK MECHANISM PARTS LOCATIONS; • Top View; NOTE : When reassembly perform the; Part
DECK MECHANISM PARTS LOCATIONS 4-1 4 6 3 2 7 9 5 11 18 16 19 17 19 12 13 15 10 1 31 14 8 15 33 • Top View • Bottom View 20 24 23 20 24 22 21 29 30 29 30 25 32 27 2628 NOTE : When reassembly perform the procedure in the reverse order. 1 Drum Assembly 3 Screw A-1 T 2 Plate Top 2 Hook A-2 T 2 3 Holder ...
Page 39 - DECK MECHANISM DISASSEMBLY; NOTE; Figure in the opposite direction
4-2 DECK MECHANISM DISASSEMBLY (S3) (S2) (S2) (S3) (A) Stator Carbon Brush Drum Motor Rotor Drum Sub Assembly Drum FPC (S1) (S1) (S1) Holder FPC H1 H2 1. Drum Assembly (Fig. A-1-1) 1) Unplug the Drum FPC Connector.2) Remove three Screws(S1) on bottom side and separate the Drum assembly. 3) Unhook (H...
Page 42 - Arm Assembly
DECK MECHANISM DISASSEMBLY 4-5 9. Arm Assembly Cleaner (Fig. A-3-1) 1) Breakaway the (A) portion as Fig. A-3-1 from the embossing of the Chassis, turn the Arm assemblyCleaner to clockwise direction and lift it up. 10. Head F/E (Fig. A-3-2) 1) Breakaway the (A) portion of the Head F/E from the emboss...
Page 43 - Difference for Springs; Spring TB
4-6 DECK MECHANISM DISASSEMBLY Brake Assembly T Spring TB (H9) Reel T Brake Assembly RS Spring RS Arm Assembly Tension Spring Tension Reel S Base Tension (H11) (H12) Chassis (H10) Fig. A-4 12. Brake Assembly T (Fig. A-4-1) 1) Unhook the Spring TB from the Hook(H9) of the Chassis.2) Lift the Brake As...
Page 45 - Brake Assembly Capstan
4-8 DECK MECHANISM DISASSEMBLY Chassis (S5) Belt Capstan Motor Capstan Washer(W1) Lever F/R Clutch Assembly D35 Brake Assembly Capstan (L1) (L2) (L1) Fig. A-6 20. Belt Capstan (Fig. A-6-1)/ Motor Capstan (Fig. A-6-2) 1) Remove the Belt Capstan.2) Remove the three Screws(S5) on bottom Chassis and lif...
Page 49 - • Tools and Fixfures for Service; Cassette Torque Meter
DECK MECHANISM ADJUSTMENT 4-12 • Tools and Fixfures for Service 1. Cassette Torque Meter 1. SRK-VHT-303(Not SVC part) 1. Parts No: D00-D006 4. Torque Gauge Adaptor Parts No:D09-R001 5. Post Height Adjusting Driver Parts No:DTL-0005 6. + Type Driver (ø 5) 2. Alignment Tape Parts No NTSC: DTN-001PAL:D...
Page 50 - Mechanism Alignment Position Check; • Blank tape
DECK MECHANISM ADJUSTMENT 4-13 Purpose:To determine if the Mechanism is in the correct position, when a Tape is ejected. 1. Mechanism Alignment Position Check 1) Turn the Power S/W on and eject the Cassette by press- ing the Eject Button. 2) Remove the Top Cover and Plate Assembly Top, visual- ly ch...
Page 51 - Preparation for Adjustment (To set the; Test Equipment/ Fixture; Item; Test Conditions
4-14 DECK MECHANISM ADJUSTMENT Purpose: To insure smooth transport of the tape during each mode of operation. If the tape transport is abnormal, then check the torque as indicated by the chart below. 2. Preparation for Adjustment (To set the Deck Mechanism of the loading statewithout inserting a cas...
Page 52 - Guide Roller Height Adjustment; tape guide line on the Lower Drum.
DECK MECHANISM ADJUSTMENT 4-15 4.Guide Roller Height Adjustment Adjustment Procedure 1) Confirm if the tape runs along the tape guide line of the Lower Drum. 2) If the tape runs the bottom of the guide line, turn the Guide Roller Height Adjustment Screw to clockwisedirection. 3) If it runs the top, ...
Page 53 - exact alignment of the both Record and Playback Modes.; Adjustment Point
4-16 DECK MECHANISM ADJUSTMENT 5. Audio/Control (A/C) Head Adjustment 10.9 Purpose: To insure that the tape passes accurately over the Audio and Control Tracks in exact alignment of the both Record and Playback Modes. Test Equipment/ Fixture • Blank Tape• Screw Driver(+) Type 5mm • Play the blank ta...
Page 54 - -2. Confirm that the tape passes smoothly; Connection Diagram
DECK MECHANISM ADJUSTMENT 4-17 Purpose: To obtain compatibility with the other VCR(VCP) Models. 5-2. Confirm that the tape passes smoothly between the Take-up Guide and PinchRoller(using a mirror or the naked eye). 1) After completing Step 5-1.(Preliminary Adjustment), check that the tape passes aro...
Page 55 - Check the Tape Travel after Reassembling Deck Assembly.; Test Equipment
4-18 DECK MECHANISM ADJUSTMENT Purpose: To correct for shift in the Roller Guide and X value after replacing the Drum. 8-2. Checking for tape curling or jamming Test Equipment/ Fixture • T-160 Tape• T-120 Tape Specification • Be sure there is no tape jamming or curling at the begining, middle or end...
Page 56 - MAINTENANCE/INSPECTION PROCEDURE; Assembly P2; Check before starting repairs
MAINTENANCE/INSPECTION PROCEDURE 4-19 (3) F/E Head (5) Drum Assembly (Video Head) (4) Base Assembly P2 (2) Tension Post (1) Supply Reel (6) Base Assembly P3 1. Check before starting repairs The following faults can be remedied by cleaning and oil-ing. Check the needed lubrication and the conditions ...
Page 57 - Required Maintenance; Table 1; Supplies Required for Inspection and; Head Tip
MAINTENANCE/INSPECTION PROCEDURE 4-20 2. Required Maintenance The recording density of a VCR(VCP) is much higher thanthat of an audio tape recorder. VCR(VCP) components mustbe very precise, at tolerances of 1/1000mm, to ensure com-patibility with the other VCRs. If any of these components areworn or...
Page 58 - Base Loading; Plate Slider
MAINTENANCE/INSPECTION PROCEDURE 4-21 5-2) Greasing (1) Greasing guidelines Apply grease, with a cleaning patch. Do not use exces-sive grease. It may come into contact with the tapetransport or drive system. Wipe excessive grease andclean with cleaning patch wetted in Isopropyl Alcohol. (2) Periodic...
Page 60 - MECHANISM TROUBLESHOOTING GUIDE
MECHANISM TROUBLESHOOTING GUIDE 4-23 Auto REW doesn't work. Is the output of END sensor ofsupply side "H"?“H”: more than 3.5V“L”: less than 0.7V~1V Is the voltage across IR LEDbetween 0.8~1.5V? Replace the IR LED. Is the Vcc. voltage of Endsensor 5V? Check the syscon power. Replace the End s...
Page 61 - Cassette doesn’t load.
4-24 MECHANISM TROUBLESHOOTING GUIDE AUTO STOP. (PLAY/CUE/REV) Are there T/up and Supply Reelpulses. In Play/Cue/Rev, Is the PinchRoller in contact with theCapstan Shaft? Replace the Reel Sensor. Is the output of DFG, DPG OK? Check alignment positions(page 4-13). Replace the Drum Motor. Check the Se...
Page 62 - In PB mode Tape Presence
4-25 MECHANISM TROUBLESHOOTING GUIDE In PB mode Tape Presence not sensed. Is the Pinch Roller attached to the Capstan Motor Shaft? Check Alignment positions (page 4-13). Does the T/Up Reel turn? Replace the Belt. Is the Belt ok? Does the Drum Motor turn? Are there DPG, DFG pulses? Are the T/Up and S...
Page 63 - Cassette cannot be inserted.
MECHANISM TROUBLESHOOTING GUIDE 4-26 Cassette cannot be inserted. Does the Lever AssemblySwitch work? Is the Lever Assembly SwitchSpring damaged or omitted? Does the CST IN Switch worknormally? Replace or add the LeverAssembly Switch Spring. Is the Vcc of Main P.C.Board5V? YES YES Check the syscon c...
Page 64 - Cassette does not load.
MECHANISM TROUBLESHOOTING GUIDE 4-27 Cassette does not load. Does the cassette insert? Does the Opener Lid work? Check the opener Door assembledcorrectly. Replace the Opener Lid. Replace the Arm Assembly F/L. Check the power of L/D Motor. Check the Holder Assembly Cassetteassembled correctly. Replac...
Page 65 - Front Loading Mechanism Section
4-28 EXPLODED VIEWS 117 103 105 117 100 106 107 A21 114 113 112 110 115 A24 116 102 A23 032 A22 109 054 054A 100A 100B 1. Front Loading Mechanism Section
Page 66 - OPTIONAL PART
EXPLODED VIEWS 4-29 401 402 001 008 011 031 079 017 032 024 406 020 021 028 019 018 029 030 026 A03 A04 A01 002 002A 025 027 022 003 004 006 007 010 405 014 015 009 409 013 023 016 405 012 402 OPTIONAL PART 2. Moving Mechanism Section(1)
Page 68 - SECTION 5. REPLACEMENT PARTS LIST; NSP : Not Service Part; MECHANICAL SECTION
- 5-1 - SECTION 5. REPLACEMENT PARTS LIST NOTE: Warning Parts that are shaded are critical With respectto risk of fire or electrical shock. MODEL : NTH960N NSP : Not Service Part MECHANICAL SECTION RUN DATE : 2004.0 5 . 0 1 S AL LOCA.NO PART NO. DESCRIPTION SPECIFICATION REMARKS ASSEMBLY PARTS SECTI...
Page 69 - Packing & Accessory Section; Cabinet & Main Frame Section; NTH960
- 5-2 - S AL LOCA.NO. PART NO DESCRIPTION SPECIFICATION REMARKS ASSEMBLY SECTION A00 6721R-0771U DECK ASSEMBLY,VIDEO DECK/MECHA D35 LG T/L (4HD(ALL A42 6871R K5700K PWB(PCB) ASSEMBLY, C/SKD SNILN4T3526 A43 05503807 PANEL ASSEMBLY,FRONT NTH960 C-TYPE A 44 3211RKS008B FRAME ASSEMBLY VCR MAIN(S008B) + ...
Page 71 - H960
S AL LOCA.NO. PART NO DESCRIPTION SPECIFICATION REMARK C332 0CN1030F678 CAPACITOR TUBULA(HIGH DIELE) 0.01M 16V M Y TA26 C333 0CN1040K948 CAPACITOR,FIXED TUBULAR(HIGH D 0.1UF D 50V 80%,-20% F(Y5V) TA C334 0CN223AK948 CAPACITOR,TUBULAR(HIGH DIELEC) 0.022UF 50V Z F TA26 S C336 0CN1030F678 CAPACITOR TUB...
Page 74 - NTH960 RUN DATE : 2004.05.01
- 5-7 - S AL LOCA.NO. PART NO DESCRIPTION SPECIFICATION REMARK D903 0DD133009AA DIODE,SWITCHING 1SS133 DETECT,SW TP D904 0DD133009AA DIODE,SWITCHING 1SS133 DETECT,SW TP D905 0DD133009AA DIODE,SWITCHING 1SS133 DETECT,SW TP DIGITRON DG 6 01 6302R-V106A DIGITRON 9MT-173GNK FUTABA UNIVERSAL LV FILTER BC...
