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IBM MT 2632 manual Keyboard CRU insulator, ThinkPad A21e

Models: MT 2632

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Page 67

1080 Keyboard CRU insulator

Removing and replacing a FRU

1080 Keyboard CRU insulator

vBattery pack (1010)

vHard-disk drive (1050)

vUltrabay 2000 device (1060)

vKeyboard (1070)

ThinkPad A21e 63

Image 67

IBM MT 2632 Keyboard CRU insulator, v Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard, ThinkPad A21e

Contents

IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual Second Edition December ThinkPad A21e ContentsIntroduction General descriptions1060 Ultrabay 2000 device Strategy for replacing FRUs Important service informationBefore replacing parts IntroductionDiskette compatibility matrix How to use error messagesStrategy for replacing a hard-disk drive Safety notice Safety notices multilingual translationscontinued Safety noticeContinuation of Safety notice 6 ThinkPad A21e Safety noticecontinued Introduction Safety notice8 ThinkPad A21e Continuation of Safety noticeSafety notice Safety notice Safety notice10 ThinkPad A21e Safety notice General safety Safety informationElectrical safety Safety inspection guide Handling electrostatic discharge-sensitive devices Laser compliance statement Grounding requirementsDo not open 18 ThinkPad A21e Read this first v Only certified trained personnel should service the computerv Use new nylon-coated screws when you replace FRUs General descriptionsThe following are not covered under warranty To create Service Partition SP Related service informationService Web site Using Recovery CDSupervisor password PasswordsPower-on password Hard-disk passwordHow to remove the hard-disk password How to remove the power-on password4. Select Power-On Password Note for standby mode and hibernation mode Power managementScreen blank mode Standby modeNote for Windows NT Hibernation modev The system is powered off Checkout guide Testing the computerCheckout guide Interactive Tests DiagnosticsUtility Power system checkoutDetecting system information with PC-Doctor Hardware InfoChecking operational charging Checking the ac adapter4. for Lithium ion battery Checking the battery pack3. for Lithium ion battery for Nickel metal hydride batteryfor Nickel metal hydride battery Checking the backup batteryThinkPad A21e 12.1-in. SVGA TFT This section presents the following product-unique information SpecificationsProduct overview v “Specifications” v “Status indicators” on pageStatus indicators ThinkPad A21e and the standby indicator is off38 ThinkPad A21e FRU TestsThe following table shows the test for each FRU continuedApplicable test The Fn key works independently from the operating system Fn key combinations40 ThinkPad A21e Numeric error codes Symptom-to-FRU indexSymptom-to-FRU index 42 ThinkPad A21e continuedThinkPad A21e 44 ThinkPad A21e Error messagesNo beep symptoms Beep symptomsThinkPad A21e Intermittent problems LCD-related symptomsFRU replacement notices Undetermined problemsScrew notices v Torque driver Retaining serial numbersv Plastic to plastic v Logic card to plasticRetaining the UUID Restoring the serial number of the system unit3. Select 2. Read S/N data from EEPROM Removing and replacing a FRU 1010 Battery pack but do not remove it 1020 DIMMv Battery pack Note Loosen the screwbut do not remove it 1030 Mini PCI adapterv Battery pack Note Loosen the screwNote The illustration shows the combo card. Connector v DIMM 1040 Backup batteryDo not drop or apply any shock to the hard-disk 1050 Hard-disk driveThinkPad A21e When installing Make sure that the HDD connector is firmly connectedRemoving and replacing a FRU pops out. Pull the lever a little in step 1060 Ultrabay 2000 deviceNote When you release the switch in step the leverThinkPad A21e continuedRemoving and replacing a FRU 4 kgfcm 1070 KeyboardM2.5 × 15 mm, nylon-coated 39.2 NcmThinkPad A21e continuedRemoving and replacing a FRU When installing When installing the keyboard, do as follows v Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 1080 Keyboard CRU insulatorThinkPad A21e 64 ThinkPad A21e 1090 Hinge coverv Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard v Keyboard CRU insulatorcontinued 1100 Keyboard bezel and speakerv Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard v Keyboard CRU insulator v Hinge coverTorque 66 ThinkPad A21eStep Screw quantityv Keyboard CRU insulator v Hinge cover v Keyboard bezel and speaker 1110 Speaker cablev Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard When installing Make sure that you fasten the connector firmlySpecial, nylon-coated 1120 Sub cardTorque ThinkPad A21eStep Screw quantity2.5 kgfcm 1130 PC Card slot assemblyM2.0 × 9.5 mm, nylon-coated 24.5 NcmThinkPad A21e 1140 Fan assemblyv Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard v Keyboard CRU insulator v Hinge cover v Keyboard bezel and speaker72 ThinkPad A21e part of the fan as shown in the following figureRemoving and replacing a FRU 1150 Diskette drive v Keyboard CRU insulator v Hinge cover v Keyboard bezel and speaker 1160 Upper shieldv Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard v Speaker cable v Sub card v PC Card slot assembly v Fan assemblyv DIMM 1170 System boardTorque 76 ThinkPad A21eStep Screw quantityv Keyboard bezel and speaker1100 2010 LCD assemblyv Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard v Keyboard CRU insulator v Hinge coverTorque 78 ThinkPad A21eStep Screw quantityv Keyboard CRU insulator v Hinge cover v Keyboard bezel and speaker 2020 Front bezelv Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard v LCD assemblyRemoving and replacing a FRU 80 ThinkPad A21e12.1-in. panel 2030 Inverter card82 ThinkPad A21e 14.1-in. and 15.0-in. panels12.1-in. panel 2040 LCD panel84 ThinkPad A21e continuedRemoving and replacing a FRU continued 14.1-in. and 15.0-in. panelsThinkPad A21e Removing and replacing a FRU 86 ThinkPad A21eLocations Locations Front viewUniversal serial bus USB connector External-input-device connector Rear viewSecurity keyhole Parallel connector Modem connector Network connector Serial connector External-monitor connectorDiskette drive Microphone jack Hard-disk drive LCD latches Bottom viewBattery pack Battery pack latches Mini PCI card slot Docking connector DIMM slot Stereo headphone jack Stereo line-in jack90 ThinkPad A21e Parts listcontinued The parts marked with asterisk are CRU customer replacable unitThinkPad A21e 92 ThinkPad A21e 15.0-in. XGA TFT LCD FRU12.1-in. SVGA TFT 14.1-in. XGA TFT94 ThinkPad A21e 15.0-in. XGA TFT LGThinkPad A21e Keyboardcontinued Miscellaneous parts96 ThinkPad A21e ThinkPad A21e 98 ThinkPad A21e Optional FRUsFor 2-pin power cords Common parts listPower cords system ToolsTrademarks NoticesNotices ThinkPad A21e1P P/N 06P8883 Part Number 06P8883 Printed in U.S.A