IBM MT2686 - Manual

About this manual This manual contains service and reference information for ThinkPad ® T43/T43p series (MT 2668, 2669, 2678, 2679, 2686, and 2687), and ThinkPad Dock II (MT 2877) products. Use this manual along with the advanced diagnostic tests to troubleshoot problems. The manual is divided into ...

Introduction Important service information Important BIOS and device driver fixes are customer-installable. The BIOS and device drivers are posted on the customer support site http://www.lenovo.com/think/ support Advise customers to contact the Customer Support Center at 800-426-7378 if they need as...

v eSupport can be used to view the list of key commodities built in a particular machine serial (this is the same record found in PEW). v eSupport can be accessed at the following Web site: http://www.lenovo.com/think/ support v To view the key commodities, click on PARTS INFORMATION, then PARTS LOO...

Safety notice 2 DANGER Some standby batteries contain a small amount of nickel and cadmium. Do not disassemble a standby battery, recharge it, throw it into fire or water, or short-circuit it. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropri...

v After service, reinstall all safety shields, guards, labels, and ground wires. Replace any safety device that is worn or defective. v Reinstall all covers correctly before returning the machine to the customer. v Fan louvers on the machine help to prevent overheating of internal components. Do not...

5. If you get a message asking which operating system to install, select the proper operating system and press Enter. 6. A message is displayed: “ Full Recovery: ”. Press Enter to select. 7. On each of the next three windows, press the Y key. 8. Follow the prompts to complete the recovery. Passwords...

10. Select Yes in the Setup Configuration window. Both user HDP and master HDP will have been removed. Power management To reduce power consumption, the computer has three power management modes: screen blank, standby, and hibernation. Screen blank mode Screen blank mode has three variants, as follo...

Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad computer. Note: The diagnostic tests are intended to test only ThinkPad products. The use of non-ThinkPad products, prototype cards, or modified options can lead to false indications of er...

3. Authenticating the digital signature takes about 15 seconds; then the ThinkPad computer will reboot into PC-DOS. 4. A batch file automatically starts up to prompt you through the process of creating diskettes. You are notified of how many diskettes you will need. a. You are prompted to insert eac...

To cancel the test, press Esc. Note: After running PC-Doctor, check the time and date on the system and reset them if they are incorrect. Detecting system information with PC-Doctor PC-Doctor can detect the following system information: Hardware Info v System Configuration v Memory Contents v Physic...

Power system checkout To verify a symptom, do the following: 1. Turn off the computer. 2. Remove the battery pack. 3. Connect the ac adapter. 4. Check that power is supplied when you turn on the computer. 5. Turn off the computer. 6. Disconnect the ac adapter and install the charged battery pack. 7....

Note: Recharging will take at least 3 hours, even if the indicator does not turn on. If the voltage is still less than +11.0 V dc after recharging, replace the battery. 4. If the voltage is more than +11.0 V dc, measure the resistance between battery terminals 4 and 5. The resistance must be 4 to 30...

Product overview This section presents the following product-unique information: v “Specifications” v “Status indicators” on page 50 v “FRU tests” on page 53 v “Fn key combinations” on page 55 Specifications The following table lists the specifications of the ThinkPad T43/T43p series: Feature Descri...

Feature Description Mini PCI adapter v Intel PRO Wireless 2200BG Mini-PCI Adapter v Intel PRO Wireless 2915ABG Mini-PCI Adapter v ThinkPad 11b/g Wireless LAN Mini PCI Adapter v ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter II PC Card /ExpressCard slots v ExpressCard (34 module, 54 module) for upper...

Indicator Meaning 5 Drive in use Green: Data is being read from or written to the hard disk drive, the diskette drive, or the drive in the Ultrabay Slim device. When this indicator is on, do not put the computer into standby mode or turn off the computer. Note: Do not move the system while the green...

Fn key combinations The following table shows the function of each combination of Fn with a function key. Key combination Description Fn+F1 Reserved. Fn+F2 Reserved. Fn+F3 Turn off the computer display, leaving the screen blank. To turn the computer display on again, press any key or press the Track...

Symptom-to-FRU index The symptom-to-FRU index in this section lists symptoms and errors and their possible causes. The most likely cause is listed first, in boldface type. Note: Do the FRU replacement or other actions in the sequence shown in the column headed “FRU or action, in sequence.” If replac...

LCD-related symptoms Important The TFT LCD for the notebook computer contains many thin-film transistors (TFTs). The presence of a small number of dots that are missing, discolored, or always lighted is characteristic of TFT LCD technology, but excessive pixel problems can cause viewing concerns. Th...

Intermittent problems Intermittent system hang problems can be due to a variety of causes that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a problem recurs. When analyzing an intermit...

FRU replacement notices This section contains notices related to removing and replacing parts. Read this section carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem. In the ThinkPad computer, this problem is addressed with special nylon-coated screws that h...

Holding the battery release lever in the unlocked position 2 , remove the battery pack 3 . 2 3 When installing: Install the battery pack along the slide rails on the left and right sides of the battery-pack slot. Then make sure that both battery latches, a and b , are locked, as in the following fig...

1040 Hard disk drive Attention v Do not drop the hard disk drive or apply any physical shock to it. The hard disk drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data. v Before removing the drive, have the user make a backup copy of all the information ...

1050 DIMM (optional) For access, remove this FRU: v “1010 Battery pack (14.1-in. LCD models)” on page 72 v “1020 Battery pack (15.0-in. LCD models)” on page 74 Note: Loosen the screw 1 , but do not remove it. 2 1 (continued) Removing and replacing a FRU 78 MT 2668/2669/2678/2679/2686/2687

1060 Keyboard For access, remove this FRU: v “1010 Battery pack (14.1-in. LCD models)” on page 72 v “1020 Battery pack (15.0-in. LCD models)” on page 74 1 3 1a Note: Screw 1a is only for the models with 14.1-in. LCD. Other models do not have this screw. Step Icon Screw (quantity) Color Torque 1 3 M2...

1090 Bluetooth /Modem daughter card (BMDC-3) For access, remove these FRUs in order: v “1010 Battery pack (14.1-in. LCD models)” on page 72 v “1020 Battery pack (15.0-in. LCD models)” on page 74 v “1060 Keyboard” on page 80 2 1 1 Step Screw (quantity) Color Torque 1 M2 × 10 mm, flat-head, nylon-coat...

1100 Palm rest or Palm rest with fingerprint reader (14.1-in. LCD models) For access, remove these FRUs in order: v “1010 Battery pack (14.1-in. LCD models)” on page 72 v “1040 Hard disk drive” on page 76 v “1060 Keyboard” on page 80 Notes In models with the fingerprint reader, the sensor has been a...

1210 CPU For access, remove these FRUs in order: v “1010 Battery pack (14.1-in. LCD models)” on page 72 v “1040 Hard disk drive” on page 76 v “1060 Keyboard” on page 80 v “1100 Palm rest or Palm rest with fingerprint reader (14.1-in. LCD models)” on page 90 v “1110 Keyboard bezel or Keyboard bezel w...

Cable routing: When replacing the inverter card, route the connector cable as in this figure: Removing and replacing a FRU ThinkPad T43/T43p Series 153

Parts list v Each FRU is available for all types or models, unless specific types or models are specified. v A CRU (customer replaceable unit) is identified by a single asterisk (*) or two asterisks (**) in the CRU ID column. An N in the CRU ID column means the part is not a CRU. A single asterisk (...

Overall 1 2a 2b 3 4 5 6 7 11 10 12 13 16 14 15 18 a 20 21 22 17 9 23 19 b f c d e 8 Parts list ThinkPad T43/T43p Series 185

14.1-in. SXGA+ TFT No. FRU P/N CRU ID a-d See “Miscellaneous parts” on page 236. 1 LCD cover kit (WW) R v 2668-CTO, 1Ex, 46x, 4Dx, 4Ex, 4Fx, 4Hx, 4Lx, 4Mx, 4Nx, 4Qx, 71x, 72x, 73x, 74x, 75x, 76x, 77x, 78x, A1x, A2x, C2x, C6x, G1x, G3x, G2x, G4x, G5x, G6x, G7x, G8x, G9x, GAx, GBx v 2669-CTO, 46x, 4Dx...

Keyboard Keyboards for 15.0-in. LCD models R Language P/N (NMB) P/N (ALPS) P/N (Chicony) CRU ID Arabic 39T0664 39T0725 39T0786 ** Belgian 39T0659 39T0720 39T0781 Chinese, Traditional 39T0661 39T0722 39T0783 Czech 39T0665 39T0726 39T0787 Danish 39T0652 39T0713 39T0774 Dutch 39T0649 39T0710 39T0771 En...

Recovery CDs Windows XP Professional Windows XP Professional is preinstalled as the operating system in the following models: v 2668-1xx, 2xx, 4xx, 7xx, 8xx, 9xx, C2x, C3x, C4x, C5x, C6x, F2x, F3x, F5x, F6x, F7x, F8x, Gxx, Hxx v 2669-4xx, 8xx, C3x, C4x, C5x, C6x, C7x, C8x, C9x, CAx, Hxx v 2678-42x, ...

FRU P/N CRU ID LCD miscellaneous parts (14.1-in. LCD models): R v Tape, LCD FPC v Tape on Bluetooth wireless antenna v ( a ) LCD latch R v ( b ) LCD latch L assembly v ( c ) Cable bushing (lower) v ( d ) Cable bushing (upper) v LED lens v Cable clip v Spiral tube v Screw caps (square, thin) v Screw ...

Common parts list Tools Tool P/N Triconnector wrap plug 72X8546 PC test card 35G4703 Audio wrap cable 66G5180 USB parallel test cable 05K2580 Screwdriver kit 95F3598 Mini PC tool set 00P7033 1/4" drive spinner handle 1650840 1/4" Sq. to 1/4" hex torx adapter 93F2838 TR7-TR-10 tamper resi...

Power cords (system) A ThinkPad power cord for a specific country or region is usually available only in that country or region: For 2-pin power cords: Region P/N CRU ID Canada, U.S. R v models -CTO, xxF, xxL, xxS, xxU 39M5016 * Japan R v models -Exx, Jxx 39M5040 Argentina R v models -CTO, xxY 39M50...