IBM S09N-8590-00 manual ThinkPad Hardware Maintenance Manual December

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IBM Mobile Systems

S 09N-8590-00

ThinkPad 240

Hardware Maintenance Manual

December 2000

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Contents ThinkPad Hardware Maintenance Manual December Page 1999 Contents 1135 Rear Bracket 1140 Read This First ThinkPad 240 Hardware Maintenance ManualWhat to Do First Use new nylon-coated screws when you replace FRUsPassword Computer Product OverviewDescription Fn Key CombinationsFn + Result Status IndicatorsAll Application Programs Support This Function Checkout GuideFan ASM Checkout Audio CheckoutMemory Checkout Keyboard and Auxiliary Input Device CheckoutModem Board Checkout Adapter TrackPoint Checkout Ports Checkout Power Management FeaturesHibernation Mode Hibernation Function Error Codes Symptom-to-FRU IndexRAM Sequence Error MessagesIndicator-Related Symptoms Keyboard-Related SymptomsPC Card PCMCIA-Related Symptoms Power-Related SymptomsSpeaker-Related Symptoms Intermittent Problems Peripheral-Device-Related SymptomUndetermined Problems Utility Running the DiagnosticsDiskette DataFRU Service Procedures FRU Removals and ReplacementsFRU Battery Disk 1020Keyboard Flat Head Kgf-cm Black Modem Card Dimm Card ASM UnitQuan Upper Cover ASM From Base cover ASM ThinkPad Speaker Select Button ASM LED Cable ASM and Cable ASM LED-RFan ASM Torque Make Sure You use Correct screw for replacement Modem Cable ASM Water Channel ASM System Board Remove the system board from the base cover ASM Rear Bracket Pcmcia Slots LCD Bezel ASM LCD Inverter ASM LCD Panel ASM LCD Type a and B 4Flat Head Kgf-cm Type a 1180 LCDType B 1185 LCDHinge ASM FRU Computer Parts ListingAC Adapter Others ThinkPad 240 Type Panel designations LCD Unit Parts Listing LCD Type aService Tools LCD Unit Parts Listing LCD Type BDescription Trademarks IBM