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Lenovo manual ThinkPad G40, G41

Models: G41

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Specs Parts list Error codes FRU replacement notices Symptom-to-FRU index Diagnostics Interactive Tests Setup Utility FDD assembly Checking the backup battery Checking the battery pack

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ThinkPad G40, G41 159

Page 162 Page 164

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Lenovo manual ThinkPad G40, G41

Page 162 Page 164

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Manual 164 pages 19.41 Kb

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Contents

ThinkPad Computer Hardware Maintenance Manual Page Contents Dimm About this manual ThinkPad G40, G41 Strategy for replacing FRUs Important service informationStrategy for replacing a hard disk drive How to use error messagesSafety notices multilingual translations Diskette compatibility matrixSafety notice ThinkPad G40, G41 Continuation of safety notice ThinkPad G40, G41 Continuation of safety notice Safety notice Continuation of safety notice Safety notice Safety notice Safety notice Introduction General safety Safety informationElectrical safety Safety information Safety inspection guide Safety information Laser compliance statement Grounding requirementsLaser compliance statement Introduction ThinkPad G40, G41 What to do first Read this firstFollowing are not covered under warranty Read this first Service Web site Restoring the preloaded system Related service informationTo create the Predesktop Area Using the recovery CDInstall the preloaded system from the CD PasswordsHow to remove the power-on password Power-on passwordHard disk password Supervisor passwordIf an SVP has been set and is known by the servicer How to remove the hard disk passwordHibernation mode Power managementScreen blank mode Standby modeRelated service information Checkout guide Testing the computerDiagnostics Interactive Tests Hardware Info Detecting system information with PC-DoctorUtility Checking the ac adapter Power system checkoutChecking operational charging Checking the battery packChecking the backup battery Checkout guide ThinkPad G40, G41 ThinkPad G40, G41 Page Product overview SpecificationsThinkPad G40, G41 Green Status indicatorsOrange Following table shows the test for each FRU FRU testsCD-ROM/DVD Key Description Combination Fn key combinationsNumeric error codes Symptom-to-FRU indexDimm CPU Recover to Factory Contents Setup Utility Error messagesSymptom or error FRU or action, in sequence No-beep symptoms Beep symptomsConnectors LCD-related symptomsUndetermined problems Intermittent problemsScrew notices FRU replacement noticesRestoring the serial number of the system unit Retaining serial numbersReading or writing the ECA information Retaining the UuidFRU replacement notices Removing and replacing a FRU Battery pack Hard disk drive Removing and replacing a FRU Dimm door Dimm Modem daughter card MDC Backup battery Keyboard Step Middle cover Hinge cover FDD assembly Blank bezel FDD assembly VGA heatsink assembly VGA card assembly CD-ROM/DVD drive and ODD bracket Mini PCI adapter PC card slot assembly Loosen the two screws at Removing and replacing a FRU LCD and Keyboard bezel assembly Step Screw quantity Torque Removing and replacing a FRU LCD assembly Step Screw quantity Torque 5 × 7 mm, Silver Kgfcm Removing and replacing a FRU Keyboard bezel Removing and replacing a FRU Fan assembly Removing and replacing a FRU Fan CPU 3 GHz and CPU fixture Removing and replacing a FRU 2010 CPU CD-ROM/DVD drive bracket FDD bracket System board Lower case assembly Modem cable Step Screw quantity Torque M2.5 × 8 mm, Silver Kgfcm LCD front bezel Inverter card Speaker assembly LCD cable assembly Removing and replacing a FRU Wireless antenna and rear cover LCD panel and hinge assembly Locations Front view Rear view Bottom view PCI Parts list G40, G41 seriesCPU, P4 DT 2.2G/memory, 256 MB/HDD, 30 GB 2388 8Ax LCD SXGA+ CPU, P4 DT 2.6G/memory, 256 MB/HDD, 30 GB 2389 9Fx 14.1 DA+ DP+ EP+ HA+ JK+ HN+ XGA LD+ 2881 2J+ CPU, P4 DT Cel 2.53/memory, 256 MB/HDD, 40 GB CD-ROM XGA CD-ROM XGA CPU, P4 DT 3.2G/memory, 256 MB/HDD, 40 GB 2881 62+ 14.1 2882 2Vx 14.1 Open CPU, P4 DT Cel 2.66G/memory, 256 MB/HDD, 30 GB 2881 85x Combo 802.11 Lithium Ion CPU, P4 DT 3.2G/memory, 256 MB/HDD, 30 GB 2882 6Px 14.1 2881 8Ex Lithium Ion CPU, P4 DT 3.46G/memory, 256 MB/HDD, 80 GB Parts list Overall FRU CRU FRU CRU ThinkPad G40, G41 Card ASM DDR 128 MB ThinkPad G40, G41 ThinkPad G40, G41 LCD FRUs 14.1 in. TFT FRU CRU NMB Windows XP Home Edition for G40 Recovery CDsLanguage ThinkPad G40, G41 Windows 2000 for G40 Miscellaneous partsAC adapters Telephone cableOptional FRUs Common parts listTools For 3-pin power cords Power cordsPage Page Trademarks ThinkPad G40, G41 Part Number 39T6188