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Lenovo T42/T42P, T41/T41P manual T40/T40p, T41/T41p, T42/T42p

Models: T41/T41P T42/T42P

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Specifications Install Parts list Error codes Password Status indicators Cisco Aironet Wireless 802.11b Symptom-to-FRU index Diagnostics Interactive Tests Detach the modem connector

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2T40/T40p, T41/T41p, T42/T42p

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Lenovo T42/T42P, T41/T41P manual T40/T40p, T41/T41p, T42/T42p

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Contents

ThinkPad Computer Hardware Maintenance Manual Page Contents Backup battery for 14.1-in. LCD models Backup battery for 15.0-in. LCD modelsSpeaker assembly PC Card slot assembly for 14.1-in. LCD ModelsPage Vi T40/T40p, T41/T41p, T42/T42p About this manual T40/T40p, T41/T41p, T42/T42p Important service information Strategy for replacing FRUs How to use error messages Safety notices multilingual translationsDiskette compatibility matrix Strategy for replacing a hard disk drive Safety notice T40/T40p, T41/T41p, T42/T42p Continuation of safety notice T40/T40p, T41/T41p, T42/T42p Continuation of safety notice 10 T40/T40p, T41/T41p, T42/T42p Continuation of safety notice Safety notice Safety notice 14 T40/T40p, T41/T41p, T42/T42p Introduction Safety information General safety Electrical safety Safety information Safety inspection guide Safety information Grounding requirements Laser compliance statement Laser compliance statement 24 T40/T40p, T41/T41p, T42/T42p Read this first What to do first Following are not covered under warranty Recovery to Factory Contents by using Product Recovery CDs Related service informationService Web site Restoring the pre-installed system Passwords Power-on password How to remove the power-on password To remove a POP that you have forgotten, do the following How to remove the hard-disk password For T40/T40p, T41/T41p series Select Master HDP Power management Screen blank modeStandby mode 32 T40/T40p, T41/T41p, T42/T42p Hibernation mode Related service information Checkout guide Testing the computerCreating the PC-Doctor diagnostics diskette Checkout guide Diagnostics Interactive Tests Options on the test menu are as follows Detecting system information with PC-Doctor Hardware InfoUtility PC-Doctor can detect the following system information Power system checkout Checking the ac adapter Checking the battery pack Checking operational charging Checking the backup battery Red + Black 42 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series Page ThinkPad T40/T40p, T41/T41p, T42/T42p Series SpecificationsProduct overview 46 T40/T40p, T41/T41p, T42/T42p T41/T41p, T42/T42p series 48 T40/T40p, T41/T41p, T42/T42p CDC Status indicators Indicator Meaning 52 T40/T40p, T41/T41p, T42/T42p Green FRU tests Following table shows the test for each FRU Fn key combinations 54 T40/T40p, T41/T41p, T42/T42p Key Description Combination 56 T40/T40p, T41/T41p, T42/T42p Eject ThinkPad PC from Dock This button ThinkPad T40/T40p, T41/T41p, T42/T42p Series 58 T40/T40p, T41/T41p, T42/T42p Symptom-to-FRU indexNumeric error codes Press F9, and Enter to 60 T40/T40p, T41/T41p, T42/T42p Recover to Factory Error messages 62 T40/T40p, T41/T41p, T42/T42p Beep symptoms LCD-related symptoms 64 T40/T40p, T41/T41p, T42/T42p Intermittent problems Undetermined problems FRU replacement notices Screw notices Retaining serial numbers Restoring the serial number of the system unit Retaining the Uuid Reading or writing the ECA information FRU replacement notices Removing and replacing a FRU 70 T40/T40p, T41/T41p, T42/T42p Battery pack for 14.1-in. LCD models Removing and replacing a FRU Battery pack for 15.0-in. LCD models Ultrabay Slim device Hard disk drive Removing and replacing a FRU Dimm optional Removing and replacing a FRU Keyboard Step Icon Screw quantity Color Torque Removing and replacing a FRU When installing Are firmly attached under the frame Dimm standard Modem daughter card MDC/MDC-2 Detach the modem connector Bluetooth/Modem daughter card BMDC/BMDC-2 Removing and replacing a FRU Removing and replacing a FRU Step Icon Screw Screw quantity Color Torque Cap Removing and replacing a FRU M2 × 5 mm, flat-head Black 245 Nm Nylon-coated Kgfcm 92 T40/T40p, T41/T41p, T42/T42p When installing Removing and replacing a FRU Secure the keyboard bezel from the underside Removing and replacing a FRU Mini PCI adapter 98 T40/T40p, T41/T41p, T42/T42p Cisco Aironet Wireless 802.11b Adapter Fan assembly Removing and replacing a FRU Removing and replacing a FRU Removing and replacing a FRU When installing Apply thermal grease on the part Marked As in the following figures Backup battery for 14.1-in. LCD models Removing and replacing a FRU Backup battery for 15.0-in. LCD models Removing and replacing a FRU Speaker assembly 110 T40/T40p, T41/T41p, T42/T42p Removing and replacing a FRU Keyboard bezel for 14.1-in. LCD models 112 T40/T40p, T41/T41p, T42/T42p Step Make sure that all the latches marked PC Card slot assembly for 14.1-in. LCD models 114 T40/T40p, T41/T41p, T42/T42p Removing and replacing a FRU PC Card slot assembly for 15.0-in. LCD models 116 T40/T40p, T41/T41p, T42/T42p M2 × 4 mm, bind-head Black 245 Nm Nylon-coated Kgfcm LCD assembly for 14.1-in. LCD models 118 T40/T40p, T41/T41p, T42/T42p M2 × 14 mm, bind-head Black 245 Nm Nylon-coated Kgfcm 120 T40/T40p, T41/T41p, T42/T42p Removing and replacing a FRU Removing and replacing a FRU LCD assembly for 15.0-in. LCD models M2 × 12 mm, flat-head Black 245 Nm Nylon-coated Kgfcm ThinkPad T40/T40p, T41/T41p, T42/T42p Series Removing and replacing a FRU Removing and replacing a FRU 1220 CPU Ultrabay Slim guide rail assembly for 14.1-in. LCD models Step Screw quantity Color Torque Ultrabay Slim guide rail assembly for 15.0-in. LCD models Step Screw quantity Color Torque Removing and replacing a FRU VGA and Ultrabay Slim device eject button cable 134 T40/T40p, T41/T41p, T42/T42p Step Screw quantity Color Torque System board and base cover for 14.1-in. LCD models Removing and replacing a FRU Removing and replacing a FRU Removing and replacing a FRU 140 T40/T40p, T41/T41p, T42/T42p Step Screw quantity Color Torque Step Screw quantity Color Torque ThinkPad T40/T40p, T41/T41p, T42/T42p Series Removing and replacing a FRU Removing and replacing a FRU Removing and replacing a FRU Run Diagnostics --Other Devices --HDD Active Protection Test Remove the support structure EMI bracket 148 T40/T40p, T41/T41p, T42/T42p Step Screw quantity Color Torque 150 T40/T40p, T41/T41p, T42/T42p Step Screw quantity Color Torque Removing and replacing a FRU LCD front bezel for 14.1-in. LCD models Step Screw Screw quantity Color Torque Cap Removing and replacing a FRU LCD front bezel for 15.0-in. LCD models Removing and replacing a FRU Inverter card for 14.1-in. LCD models Removing and replacing a FRU Inverter card for 15.0-in. LCD models Skip step 160 T40/T40p, T41/T41p, T42/T42p M2 × 2.7 mm, small-head Yellow 245 Nm Nylon-coated Removing and replacing a FRU M2 × 3 mm, small-head Silver 245 Nm Nylon-coated Kgfcm 10b 10a 164 T40/T40p, T41/T41p, T42/T42p Antenna cable from the right hinge Remove the antenna assembly HingesRemove two screws Removing and replacing a FRU Removing and replacing a FRU Removing and replacing a FRU 95.5 mm 68.5 mm 41.5 mm Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series Removing and replacing a FRU Removing and replacing a FRU Removing and replacing a FRU Step Screw quantity Color Torque Release the antenna cables M2 × 3 mm, bind-head Silver 245 Nm Nylon-coated Kgfcm Removing and replacing a FRU Step Is only for the models with the BluetoothWireless features. For the other models, skip this Removing and replacing a FRU Removing and replacing a FRU ThinkPad Dock II PCI cover Bottom view 182 T40/T40p, T41/T41p, T42/T42p ThinkPad Dock II top cover Rear View Bottom View 184 T40/T40p, T41/T41p, T42/T42p Removing and replacing a FRU Locations Front view 7 6 Rear view Bottom view Parts list Overall 192 T40/T40p, T41/T41p, T42/T42p FRU CRU CRU 194 T40/T40p, T41/T41p, T42/T42p DVD/CD-RW combo drive for T42/T42p FRU CRU 196 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 198 T40/T40p, T41/T41p, T42/T42p MB DDR Sdram SO-DIMM 200 T40/T40p, T41/T41p, T42/T42p GB DDR Sdram SO-DIMM PC2700 202 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 204 T40/T40p, T41/T41p, T42/T42p G5K 8CK 206 T40/T40p, T41/T41p, T42/T42p G1E 208 T40/T40p, T41/T41p, T42/T42p 7XU, 8ZU, 9VU, CXU, GRU, KUU KYU 210 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 212 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 214 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 216 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 218 T40/T40p, T41/T41p, T42/T42p FRU CRU 14.1-in. LCD FRUs 220 T40/T40p, T41/T41p, T42/T42p 14.1-in. XGA TFT 222 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 224 T40/T40p, T41/T41p, T42/T42p LCD panel, 14.1-in. XGA for T40, T41, T42 ThinkPad T40/T40p, T41/T41p, T42/T42p Series 14.1-in. SXGA+ TFT 226 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 228 T40/T40p, T41/T41p, T42/T42p LCD panel, 14.1-in. SXGA+ for T40/T40p, T41/T41p 15.0-in. LCD FRUs 230 T40/T40p, T41/T41p, T42/T42p 15.0-in. XGA TFT 15.0-in. SXGA+ IPS TFT 232 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series 15.0-in. Uxga IPS TFT 234 T40/T40p, T41/T41p, T42/T42p Keyboard Keyboards for 14.1-in. LCD models 236 T40/T40p, T41/T41p, T42/T42p Recovery CDs Windows XP Professional for T40/T40p series Windows XP Professional for T41/T41p series 238 T40/T40p, T41/T41p, T42/T42p Windows XP Professional for T42/T42p series 240 T40/T40p, T41/T41p, T42/T42p Windows 2000 for T40/T40p series 242 T40/T40p, T41/T41p, T42/T42p Windows 2000 for T41 seriesWindows XP Home Edition for T42/T42p series Miscellaneous parts 244 T40/T40p, T41/T41p, T42/T42p ThinkPad T40/T40p, T41/T41p, T42/T42p Series AC adapters 246 T40/T40p, T41/T41p, T42/T42p Optional FRUs Common parts list Power cords systemTools 248 T40/T40p, T41/T41p, T42/T42p Power cords ThinkPad Dock For 3-pin power cordsPage Page Trademarks ThinkPad T40/T40p, T41/T41p, T42/T42p Series Part Number 39T6192

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