Lenovo MT 2506 manuals
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140 pages 7.34 Mb
3 Contents Lenovo 2006. Portions IBM Corp. 2006. iii 4 iv5 About this manual Lenovo 2006. Portions IBM Corp. 2006. 1 7 Introduction33 General descriptionsThis chapter includes descriptions for any ThinkPad model that has the PC-Doctor Lenovo 2006. Portions IBM Corp. 2006. 29 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 35 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 36 Passwords38 Power management41 Checkout guideTesting the computerThe ThinkPad computer has a test program called PC-Doctor 42 38v v v v v v v v v v v v v v v 43 General descriptions 39PC-DOCTOR 2.0 Copyright 2001 PC-Doctor, Inc.All Rights Reserved. Fixed Disks v v v v v v v v Diagnostics Quit InteractiveTests Hardware Info Utility F1=Help Run QuickTest Run NormalTest Systemboard CPU/Coprocessor Video Adapter Serial Ports Diskette Drives Parallel Ports Other Devices ZIP Drive Communication MemoryTest - Full MemoryTest - Quick Use the cursor keys and ESC to move in me nus. Press ENTER to select. Checkout guide 44 Detecting system information with PC-DoctorPower system checkout45 Checking the ac adapterGeneral descriptions 41 (16 - 10V)Pin Voltage (V dc) 1 +15.5 to +17.0 2 Ground Checking operational charging Checking the battery packCheckout guide 5(-) 1(+) 432Terminal Voltage (V dc) 1 + 0 to + 16.8 5 Ground () 46 Checking the backup battery42Checkout guide 5. Measure the voltage of the backup battery. See the following figure. 47 Black (-)General descriptions 43Wire Voltage (V dc) Red +2.5 to +3.2 Black Ground v v v replacement, replace the system board. 49 ThinkPad X41 Tablet Lenovo 2006. Portions IBM Corp. 2006. 45 50 4651 Product overviewThis section presents the following product-unique information: v v v v ThinkPad X41 Tablet 47 (continued) Specifications 53 Status indicators for X41 TabletThe system status indicators show the status of the computer, as follows: ThinkPad X41 Tablet 49 (continued)5678 1 2 34 1 Wireless Product overview Indicator Meaning 3 Num lock 54 5055 FRU testsThe following table shows the test for each FRU. ThinkPad X41 Tablet 51 (continued) 56 5257 Fn key combinationsThinkPad X41 Tablet 53 (continued)combination Product overview Key combination 58 5459 Symptom-to-FRU indexThinkPad X41 Tablet 55 (continued) Numeric error codes0175 Bad CRC1, stop POST taskEEPROM CRC1 is not correct (block #6) System board Symptom-to-FRU index 60 5662 5864 6066 62 67 Error messages(continued) ThinkPad X41 Tablet 63 68 6469 Beep symptomsNo-beep symptoms 70 LCD-related symptoms66No 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 71 Intermittent problemsUndetermined problems 72 FRU replacement noticesScrew notices90 degrees more 180 degrees more 73 Retaining serial numbersThinkPad X41 Tablet 69 This section includes the following descriptions: v v v Restoring the serial number of the system unit 74 Retaining the UUIDReading or writing the ECA information 76 Removing and replacing a FRU77 1010 Battery pack78 1020 Hinge cap74When installing: Make hinge cap parallel to LCD, and then pullup hinge to install well. 80 7681 1030 Hard disk driveThinkPad X41 Tablet 77 (continued)1 M3 4 mm, wafer-head, nylon-coated (1) Removing and replacing a FRU When installing: Make sure that the hard disk is connected firmly. 82 7883 1040 DIMM coverFor access, remove following FRU: ThinkPad X41 Tablet 79 Note: 84 1050 Mini PCI adapter85 1060 DIMMFor access, remove following FRUs, in order: v ThinkPad X41 Tablet 81 86 1070 MDC-282When installing: Route the modem cable as shown below 87 1080 BMDC-3ThinkPad X41 Tablet 83 When installing: v v board and the BMDC-3. 88 1090 Keyboard91 1100 Upper caseFor access, remove following FRUs, in order: v ThinkPad X41 Tablet 87 (continued) Detach microphone cable, as shown in step 3 . 92 8894 1110 Backup battery For access, remove following FRUs, in order: v 90When installing: Make sure that the battery connector is attached firmly. 95 1120 LCD assemblyThinkPad X41 Tablet 91 (continued)4 M2 8 mm, wafer-head, nylon-coated (2) Removing and replacing a FRU 96 9298 1130 Hard disk housing assembly99 1140 Top shieldingThinkPad X41 Tablet 951 M2 8 mm, wafer-head, nylon-coated (2) (2 kgfcm) 2 M2 3.5 mm, wafer-head, nylon-coated (2) Removing and replacing a FRU 100 1150 System board96Step Screw (quantity) Color Torque 2 M2 3.5 mm, wafer-head, nylon-coated (2) 101 (continued)Silver 0.1372 Nm (1.4 kgfcm) ThinkPad X41 Tablet 97Removing and replacing a FRU 102 98103 1160 FansinkFor models with LV processor 104 100105 2010 LCD bezelThinkPad X41 Tablet 101 For models with fingerprint card2a M2.5 5 mm, wafer-head, nylon-coated (4) (3 kgfcm) 2b M2.5 8 mm, wafer-head, nylon-coated (2) Note: The adhesive on the bezel would make bezel removal difficult. (continued)Removing and replacing a FRU For models without fingerprint card 106 102For models with fingerprint card (continued) 107 AB
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