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IBM X121E manual Removal steps of keyboard

Models: X121E

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Table 16. Removal steps of keyboard (continued)

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When installing: Make sure that the connectors are attached firmly.

58Hardware Maintenance Manual

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IBM X121E manual Removal steps of keyboard

Contents

Hardware Maintenance Manual ThinkPad X121eFirst Edition July Copyright Lenovo Contents Locations ThinkPad X121e About this manualIii Iv Hardware Maintenance Manual Safety information General safetyElectrical safety Safety inspection guide Safety notices multilingual translations Grounding requirementsSafety information Hardware Maintenance Manual Perigo Perigo Safety information Vorsicht Vorsicht Hardware Maintenance Manual Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Important service information Before replacing partsStrategy for replacing FRUs Select Downloads & DriversHow to use error message Dynamic Configure To Order CTOStrategy for replacing a hard disk drive Important notice for replacing a system boardFRU identification for CTO, CMV, and GAV products Using PEWGeneral Announce Variant GAV Hardware Maintenance Manual General checkout What to do firstFollowing are not covered under warranty Diagnostics using PC-Doctor for DOSCheckout guide Testing the computer Diagnostics Interactive Tests Lenovo ThinkVantage ToolboxHardware Info UtilityFRU tests Applicable testPower system checkout Checking the ac power adapterInteractive Tests Mouse Pin Voltage V dcChecking operational charging Checking the battery packTerminal Voltage V dc Checking the backup battery Wire Voltage V dcRelated service information Restoring the factory contents by using Recovery Disc SetPower-on password PasswordsHard disk password Supervisor password How to remove the power-on passwordHow to remove the hard-disk password Select Power-On PasswordScreen blank mode Power managementSleep standby mode Hibernation mode Symptom-to-FRU indexNumeric error codes Beep symptoms Error messagesNo-beep symptoms LCD-related symptoms Intermittent problemsReseat the LCD connectors See important note for LCD-related symptomsUndetermined problems Hardware Maintenance Manual Status indicators Indicator MeaningHardware Maintenance Manual Fn key combinations Speaker volume down keysKey combination Description Key combination Description For Windows For Windows Vista and Windows XPFRU replacement notices Screw noticesExternal CRU statement to customers Plastic to plasticRestoring the serial number of the system unit Retaining serial numbersSelect 2. Read S/N data from Eeprom Retaining the Uuid Reading or writing the ECA informationMTM on the rear label Product ID on the rear labelHardware Maintenance Manual Removing and replacing a FRU Before servicing ThinkPad X121e modelsBattery pack Important notice for replacing a battery packBottom slot cover Memory modules Removal steps of memory modulesHard disk drive or solid state drive assembly PCI Express Mini Card for wireless LAN Step Screw quantity Color TorqueRemoval steps of PCI Express Mini Card for wireless LAN PCI Express Mini Card for wireless WAN Removal steps of PCI Express Mini Card for wireless WANKeyboard Removal steps of keyboard Power sub card and microphone Top case assembly Removal steps of top case assembly Bluetooth daughter card Speaker assembly 1120 I/O board System board assembly, fan assembly, and backup battery Important notices for handling the system boardStep Screw quantity Color Torque CRT board assembly with cable DC-in sub card and base cover assembly Applying labels to the base cover Hardware Maintenance Manual When installing LCD unitM2.5 × 5 mm, wafer-head, nylon-coated Black 392 Nm Kgfcm LCD bezel assembly Step Screw cap Screw quantity Color TorqueIntegrated camera Removal steps of integrated cameraLCD panel, LCD cable, and hinges Removal steps of hinges Removing and replacing a FRU Hardware Maintenance Manual Locations Front viewRear view Bottom viewParts list External CRU statement to customersOverall FRU Overall FRU no CRUCRU CRU CRU CRU CRU CRU No. FRU Overall LCD FRUsFRU no. CRU ID FRU LCD FRU LCD FRU LCD Language FRU no Ac power adapters Miscellaneous partsPower cords Country or region FRU noWindows Vista Business 32-bit DVDs Recovery discs Windows XP Professional 32-bit DVDsLanguage Windows 7 Home Basic 32-bit DVDs Windows 7 Home Premium 32-bit DVDsWindows 7 Home Premium 64-bit DVDs Windows 7 Professional 32-bit DVDsWindows 7 Professional 64-bit DVDs 3051-CTO, 52x, 5Ax, 5Bx, 5Dx, 5Ex 3053-CTO 3055-CTOWindows 7 Ultimate 32-bit DVDs Windows 7 Ultimate 64-bit DVDsWindows 7 Starter 32-bit DVDs US English 04T1876Common service tools ToolAppendix A. Notices 103Electronic emissions notices TrademarksPage 0A96013