IBM MT2668 manuals
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254 pages 4.43 Mb
ThinkPad Computer Hardware Maintenance Manual 2686/2687 3 Contents Lenovo 2005. Portions IBM Corp. 2005. iii 4 iv7 About this manual Lenovo 2005. Portions IBM Corp. 2005. 1 9 Introduction35 General descriptionsThe desciptions in this chapter apply to any ThinkPad model that has the PC-Doctor Lenovo 2005. Portions IBM Corp. 2005. 29 program. Some descriptions might not apply to your particular computer. Read this firstBefore you go to the checkout guide, be sure to read this section. What to do first 37 Related service informationThis section provides information about the following: v Service Web site v v v General descriptions 31 Service Web site Restoring the pre-installed systemRecovery to Factory Contents by using Product Recovery CDs 38 Passwords41 Power management44 Checkout guideTesting the computerCreating the PC-Doctor diagnostics diskette 47 Detecting system information with PC-Doctor48 Power system checkout42 Checking the ac adapterPin Voltage (V dc) 1 +15.5 to +17.0 2 Ground Checkout guide 49 Checking operational chargingGeneral descriptions 43 1(+) 5(-) Checking the battery packTerminal Voltage (V dc) 1 + 0 to + 12.6 5 Ground () Checkout guide 50 Checking the backup battery44 Red (+) Black (-)Wire Voltage (V dc) Red +2.5 to +3.2 Black Ground v v v replacement, replace the system board. 51 ThinkPad T43/T43p Series Lenovo 2005. Portions IBM Corp. 2005. 45 52 4653 Product overviewThis section presents the following product-unique information: v v v v ThinkPad T43/T43p Series 47 (continued) SpecificationsThe following table lists the specifications of the ThinkPad T43/T43p series: 54 48 56 Status indicatorsThe system status indicators show the status of the computer, as follows: 50Indicator Meaning 1 Ultrabay Slim status 57 (continued)ThinkPad T43/T43p Series 51Product overview Indicator Meaning 5 Drive in use 58 5259 FRU testsThe following table shows the test for each FRU. ThinkPad T43/T43p Series 53 (continued) 60 5461 Fn key combinationsThinkPad T43/T43p Series 55 (continued)combination Product overview Key combination 62 5664 Symptom-to-FRU indexNumeric error codes0175 Bad CRC1, stop POST taskThe EEPROM checksum is not correct. System board. 0176 System SecurityThe system has been tampered with. Symptom-to-FRU index 65 ThinkPad T43/T43p Series 5966 6068 62 69 Error messagesThinkPad T43/T43p Series 63 70 Beep symptomsNo-beep symptoms 71 LCD-related symptomsThinkPad T43/T43p Series 65No beep, power-on indicator on, and a blank LCD during POST. System board. v v v adjusted. v adjusted. 1. Reseat the LCD connectors. 2. LCD assembly. 3. System board. v v v v LCD assembly. Symptom-to-FRU index 72 Intermittent problemsUndetermined problems 73 FRU replacement noticesThinkPad T43/T43p Series 67 (Cross-section) Screw notices90degrees more 180degrees more 74 Retaining serial numbersThis section includes the following descriptions: v v v 68 Restoring the serial number of the system unit 75 Retaining the UUIDThinkPad T43/T43p Series 69 Reading or writing the ECA information 77 Removing and replacing a FRUThinkPad T43/T43p Series 71 78 1010 Battery pack (14.1-in. LCD models)(continued) 72ThinkPad T43/T43p Series 73 79 a b 80 1020 Battery pack (15.0-in. LCD models)81 1030 Ultrabay Slim deviceThinkPad T43/T43p Series 75 82 1040 Hard disk drive76(continued) v Note:Removing and replacing a FRU 84 1050 DIMM (optional)86 1060 KeyboardFor access, remove this FRU: v 80(continued) 1aNote: Screw 1a is only for the models with 14.1-in. LCD. Other models do not have this screw.M2 10 mm, flat-head, nylon-coated (3) (2.5 kgfcm) 1a M2 10 mm, flat-head, nylon-coated (1) Removing and replacing a FRU 87 (continued)ThinkPad T43/T43p Series 81 88 8290 8491 1070 DIMM (standard)For access, remove these FRUs in order: v v ThinkPad T43/T43p Series 85 92 1080 Modem daughter card (MDC-2)For access, remove these FRUs in order: v v 86 94 1090 Bluetooth /Modem daughter card (BMDC-3)For access, remove these FRUs in order: v v 88 96 1100 Palm rest or Palm rest with fingerprint reader (14.1-in. LCD models)For access, remove these FRUs in order: v v 90 98 92When installing: sure that connector 4 is firmly attached. 99 1110 Keyboard bezel or Keyboard bezel with fingerprint reader (15.0-in. LCD models)For access, remove these FRUs in order: v v ThinkPad T43/T43p Series 93 (continued) M2 5 mm, flat-head, nylon-coated (6) Removing and replacing a FRU Step Icon Screw (quantity) Color Torque 2 2 100 94102 96104 98105 1120 Mini PCI adapterThinkPad T43/T43p Series 99 (continued) 106 100107 1130 Fan assembly111 1140 Backup batteryThinkPad T43/T43p Series 105 (continued) 112 106113 1150 Speaker assemblyThinkPad T43/T43p Series 107 (continued) 1a 1bStep Screw (quantity) Color Torque 1a M2 10 mm, flat-head, nylon-coated (2) (2.5 kgfcm) 1b Step Screw (quantity) Color Torque 1a M2 10 mm, bind-head, nylon-coated (1) (2.5 kgfcm) 1b M2 14 mm, flat-head, nylon-coated (1) Removing and replacing a FRU In step 3 , release the speaker cables from the cable guide. 114 108115 1160 Keyboard bezel (14.1-in. LCD models)For access, remove these FRUs in order: v v v v ThinkPad T43/T43p Series 109 (continued)1 M2 19 mm, bind-head, nylon-coated (2) Removing and replacing a FRU 116 110117 1170 PC Card/ExpressCard slots (14.1-in. LCD models)ThinkPad T43/T43p Series (continued)1 M2 4 mm, bind-head, nylon-coated (2) Removing and replacing a FRU 118 112119 1180 PC Card/ExpressCard slots (15.0-in. LCD models)ThinkPad T43/T43p Series (continued)1 M2 5 mm, flat-head, nylon-coated (2) Removing and replacing a FRU 120 114121 1190 LCD assembly (14.1-in. LCD models)ThinkPad T43/T43p Series (continued)1 M2.5 4.8 mm, bind-head, nylon-coated (4) Removing and replacing a FRU Step Screw (quantity) Color Torque 2 M2 14 mm, bind-head, nylon-coated (1) 122 116Removing and replacing a FRU Step Screw (quantity) Color Torque 5 M2 10 mm, flat-head, nylon-coated (1) 123 (continued)Removing and replacing a FRU ThinkPad T43/T43p Series Release the antenna cables from the cable guide 6 . 124 118126 1200 LCD assembly (15.0-in. LCD models)131 1210 CPUThinkPad T43/T43p Series 125 b a 132 1220 Ultrabay Slim guide rail assembly (14.1-in. LCD models)126(continued)1 M2 14 mm, bind-head, nylon-coated (1) (2.0 kgfcm) 2 M2 4 mm, bind-head, nylon-coated (1) Removing and replacing a FRU Step Screw (quantity) Color Torque 3 M2 10 mm, flat-head, nylon-coated (3) (2.5 kgfcm) 4 M2 3 mm, small-head, nylon-coated (3) Removing and replacing a FRU 133 ThinkPad T43/T43p Series 127 134 1230 Ultrabay Slim guide rail assembly (15.0-in. LCD models)1 M2 5 mm, flat-head, nylon-coated (2) 128(2.0 kgfcm) 2 M2 14 mm, bind-head, nylon-coated (1) Removing and replacing a FRU Step Screw (quantity) Color Torque 3 M2 10 mm, flat-head, nylon-coated (5) (2.5 kgfcm) 4 M2 3 mm, small-head, nylon-coated (2) Removing and replacing a FRU 135 ThinkPad T43/T43p Series 129 136 130137 1240 VGA and Ultrabay Slim device eject button cableThinkPad T43/T43p Series 131 (continued)2 Hex stud (2) Silver 0.392 Nm Removing and replacing a FRU Step Screw (quantity) Color Torque 4 M2 4 mm, bind-head, nylon-coated (1) 138 132When installing: Make sure that the connector 1 is firmly attached.Removing and replacing a FRU 139 1250 System board and base cover (14.1-in. LCD models)140 134142 136When installing: Make sure that the connectors 2 are firmly attached to the system board. (continued)4 M2 10 mm, flat-head, nylon-coated (1) (2.5 kgfcm) 5 M2.5 4 mm, bind-head, nylon-coated (1) Removing and replacing a FRU Step Screw (quantity) Color Torque 6 M2 3 mm, small-head, nylon-coated (1) (2.5 kgfcm) 7 M2 10 mm, flat-head, nylon-coated (1) Removing and replacing a FRU 143 ThinkPad T43/T43p Series 137144 138146 1260 System board, interposer card, and base cover (15.0-in. LCD models)140 148 142150 1444 cStep Screw (quantity) Color Torque 4 M2 10 mm, flat-head, nylon-coated (1) (2.5 kgfcm) 5 M2.5 4.8 mm, bind-head, nylon-coated (1) Removing and replacing a FRU 151 eStep Screw (quantity) Color Torque 8 M2 4 mm, bind-head, nylon-coated (3) ThinkPad T43/T43p Series 145 Removing and replacing a FRU 10 f g 12 13 152 146154 2010 LCD front bezel (14.1-in. LCD models)cap 148Screw (quantity) Color Torque 1 M2 3 mm, pan-head, nylon-coated (2) (2.5 kgfcm) 2 M2.5 4.8 mm, bind-head, nylon-coated (3) (4 kgfcm) 3 M2 3 mm, pan-head, nylon-coated (6) Removing and replacing a FRU 155 ThinkPad T43/T43p Series 149 156 2020 LCD front bezel (15.0-in. LCD models)cap 150Screw (quantity) Color Torque 1 M2 4 mm, bind-head, nylon-coated (4) Removing and replacing a FRU 158 2030 Inverter card (14.1-in. LCD models)160 2040 Inverter card (15.0-in. LCD models)Peel the tape securing the Bluetooth wireless antenna assembly 3 . 162 156164 158Removing and replacing a FRU 165 14ThinkPad T43/T43p Series 159 (continued) 13 10a 12 10bRemove the antenna assembly a and hinges b from the LCD assembly. 166 16015 16 17 17 19 1816 M2 3 mm, small-head, nylon-coated (4) 2018 M2 3 mm, small-head, nylon-coated (2) Removing and replacing a FRU 167 (continued)ThinkPad T43/T43p Series 161 Remove the right latch from the LCD cover. 168 162170 164172 166174 168175 ThinkPad T43/T43p Series 169(continued)1 M2 4 mm, bind-head, nylon-coated (7) Removing and replacing a FRU 176 170(continued) 177 (continued)ThinkPad T43/T43p Series 171bStep Screw (quantity) Color Torque 6 M2 3 mm, bind-head, nylon-coated (4) Removing and replacing a FRU 178 172When installing: firmly attached to the LCD panel. (continued) 179 911 10b 12 9 dThinkPad T43/T43p Series 173 10a9 M2 4 mm, bind-head, nylon-coated (2) Removing and replacing a FRU 180 174182 3010 ThinkPad Dock II PCI cover183 3020 ThinkPad Dock II top cover(Rear view) ThinkPad T43/T43p Series 177 (continued) (Bottom view) 184 178186 Locations Front view188 Rear view189 Bottom viewThinkPad T43/T43p Series 183 190 Parts list191 Overall221 14.1-in. LCD FRUs228 15.0-in. LCD FRUs237 KeyboardKeyboards for 15.0-in. LCD models R ThinkPad T43/T43p Series 231 Keyboards for 14.1-in. LCD models R 238 232239 Recovery CDsWindows XP ProfessionalThinkPad T43/T43p Series 233 v FNx, FPx, FQx, FRx, Jxx, Kxx, Lxx, Pxx, Qxx v CTx, Kxx, Pxx, Qxx v 240 234 241 Windows XP Home Edition (for custom model)ThinkPad T43/T43p Series 235 242 Miscellaneous parts245 AC adaptersThinkPad T43/T43p Series 239 246 Optional FRUsID Hard disk drive, 80 GB, 9.5 mm, 4200 rpm, IBM STD 24002K7086 * AC adapter (2 pin, 120 W), LITEON for ThinkPad Mini Dock 02K7092 * AC adapter (3 pin, 120 W), LITEON for ThinkPad Mini Dock 02K7094 * AC adapter (3 pin, 120 W), LITEON for ThinkPad Mini Dock Parts list 247 Common parts list250 Notices252 Trademarks
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