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IBM MT 2632 manual Keyboard bezel and speaker, v Keyboard CRU insulator v Hinge cover, continued

Models: MT 2632

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1100 Keyboard bezel and speaker

Removing and replacing a FRU

1100 Keyboard bezel and speaker

vBattery pack (1010)

vHard-disk drive (1050)

vUltrabay 2000 device (1060)

vKeyboard (1070)

vKeyboard CRU insulator (1080)

vHinge cover (1090)

Step

Screw (quantity)

Torque

M2.5 × 4.8 mm, nylon-coated (7)

39.2 Ncm

(4 kgfcm)

(continued)

ThinkPad A21e 65

Image 69

IBM MT 2632 Keyboard bezel and speaker, v Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard, continued

Contents

IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual Second Edition December Introduction ContentsGeneral descriptions ThinkPad A21e1060 Ultrabay 2000 device Before replacing parts Important service informationIntroduction Strategy for replacing FRUsHow to use error messages Diskette compatibility matrixStrategy 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 v Use new nylon-coated screws when you replace FRUs v Only certified trained personnel should service the computerGeneral descriptions Read this firstThe following are not covered under warranty Service Web site Related service informationUsing Recovery CD To create Service Partition SPPower-on password PasswordsHard-disk password Supervisor passwordHow to remove the power-on password How to remove the hard-disk password4. Select Power-On Password Screen blank mode Power managementStandby mode Note for standby mode and hibernation modeNote for Windows NT Hibernation modev The system is powered off Testing the computer Checkout guideCheckout guide Interactive Tests DiagnosticsDetecting system information with PC-Doctor Power system checkoutHardware Info UtilityChecking operational charging Checking the ac adapter3. for Lithium ion battery Checking the battery packfor Nickel metal hydride battery 4. for Lithium ion batteryfor Nickel metal hydride battery Checking the backup batteryThinkPad A21e 12.1-in. SVGA TFT Product overview Specificationsv “Specifications” v “Status indicators” on page This section presents the following product-unique informationStatus indicators ThinkPad A21e and the standby indicator is offThe following table shows the test for each FRU FRU Testscontinued 38 ThinkPad A21eApplicable test Fn key combinations The Fn key works independently from the operating system40 ThinkPad A21e Symptom-to-FRU index Numeric error codesSymptom-to-FRU index 42 ThinkPad A21e continuedThinkPad A21e 44 ThinkPad A21e Error messagesBeep symptoms No beep symptomsThinkPad A21e Intermittent problems LCD-related symptomsUndetermined problems FRU replacement noticesScrew notices v Plastic to plastic Retaining serial numbersv Logic card to plastic v Torque driverRestoring the serial number of the system unit Retaining the UUID3. Select 2. Read S/N data from EEPROM Removing and replacing a FRU 1010 Battery pack v Battery pack 1020 DIMMNote Loosen the screw but do not remove itv Battery pack 1030 Mini PCI adapterNote Loosen the screw but do not remove itNote 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 driveWhen installing Make sure that the HDD connector is firmly connected ThinkPad A21eRemoving and replacing a FRU Note When you release the switch in step 1060 Ultrabay 2000 devicethe lever pops out. Pull the lever a little in stepcontinued ThinkPad A21eRemoving and replacing a FRU M2.5 × 15 mm, nylon-coated 1070 Keyboard39.2 Ncm 4 kgfcmcontinued ThinkPad A21eRemoving and replacing a FRU When installing When installing the keyboard, do as follows 1080 Keyboard CRU insulator v Battery pack v Hard-disk drive v Ultrabay 2000 device v KeyboardThinkPad A21e v Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 1090 Hinge coverv Keyboard CRU insulator 64 ThinkPad A21ev Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 1100 Keyboard bezel and speakerv Keyboard CRU insulator v Hinge cover continuedStep 66 ThinkPad A21eScrew quantity Torquev Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 1110 Speaker cableWhen installing Make sure that you fasten the connector firmly v Keyboard CRU insulator v Hinge cover v Keyboard bezel and speakerSpecial, nylon-coated 1120 Sub cardStep ThinkPad A21eScrew quantity TorqueM2.0 × 9.5 mm, nylon-coated 1130 PC Card slot assembly24.5 Ncm 2.5 kgfcmv Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 1140 Fan assemblyv Keyboard CRU insulator v Hinge cover v Keyboard bezel and speaker ThinkPad A21epart of the fan as shown in the following figure 72 ThinkPad A21eRemoving and replacing a FRU 1150 Diskette drive v Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 1160 Upper shieldv Speaker cable v Sub card v PC Card slot assembly v Fan assembly v Keyboard CRU insulator v Hinge cover v Keyboard bezel and speakerv DIMM 1170 System boardStep 76 ThinkPad A21eScrew quantity Torquev Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 2010 LCD assemblyv Keyboard CRU insulator v Hinge cover v Keyboard bezel and speaker1100Step 78 ThinkPad A21eScrew quantity Torquev Battery pack v Hard-disk drive v Ultrabay 2000 device v Keyboard 2020 Front bezelv LCD assembly v Keyboard CRU insulator v Hinge cover v Keyboard bezel and speakerRemoving 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 panelcontinued 84 ThinkPad A21eRemoving and replacing a FRU 14.1-in. and 15.0-in. panels continuedThinkPad A21e Removing and replacing a FRU 86 ThinkPad A21eLocations Locations Front viewSecurity keyhole Parallel connector Modem connector Network connector Rear viewSerial connector External-monitor connector Universal serial bus USB connector External-input-device connectorBattery pack Battery pack latches Mini PCI card slot Bottom viewDocking connector DIMM slot Stereo headphone jack Stereo line-in jack Diskette drive Microphone jack Hard-disk drive LCD latches90 ThinkPad A21e Parts listThe parts marked with asterisk are CRU customer replacable unit continuedThinkPad A21e 92 ThinkPad A21e 12.1-in. SVGA TFT LCD FRU14.1-in. XGA TFT 15.0-in. XGA TFT94 ThinkPad A21e 15.0-in. XGA TFT LGThinkPad A21e KeyboardMiscellaneous parts continued96 ThinkPad A21e ThinkPad A21e 98 ThinkPad A21e Optional FRUsPower cords system Common parts listTools For 2-pin power cordsTrademarks NoticesNotices ThinkPad A21e1P P/N 06P8883 Part Number 06P8883 Printed in U.S.A