IBM s37l-2095-00 manual About This Manual

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About This Manual

This manual contains service and reference information for the WorkPad z50, Mobile Companion. Use this manual along with the diagnostic software to troubleshoot problems effectively.

This manual is divided into sections as follows:

The Introduction section provides general information, and safety information required to service computers.

The product-specific section includes service, reference, and product-specific parts information.

Important

This manual is intended for trained service personnel who are familiar with WorkPad products.

Before servicing an IBM WorkPad product, be sure to review the safety information under “Safety Notices” on page viii and “Safety Information” on page xii.

iv IBM WorkPad z50, Mobile Companion iv

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Contents March First Edition March About This Manual Contents Vi IBM WorkPad z50, Mobile Companion Important Service Information FRU Replacement StrategyBefore Replacing Parts Safety Notice Safety Notices Multi-lingual TranslationsSafety Notice IBM WorkPad z50, Mobile Companion Safety Notice General Safety Safety InformationElectrical Safety Use caution do not become a victim yourself Switch off power Safety Inspection GuideCheck for worn, frayed, or pinched cables Grounding Requirements Handling Electrostatic Discharge-Sensitive DevicesWorkPad z50 Mobile Companion 2608 Read This First Torque Driver Screw Tightening InformationPlastic to Plastic Logic card to PlasticFollowing is not covered under warranty Page Feature Product OverviewDescription Checkout Guide Symptoms Verified Refer ToAudio Checkout Memory Checkout Keyboard CheckoutModem Checkout Power Systems CheckoutPin Voltage V dc 11.1 Ground Terminal Voltage V dcOptional Dry Cell Battery Checkout If the optional Dry Backup Battery Checkout Nonrechargeable Battery Calibration ApplicationROM Card Checkout TrackPoint Checkout Cradle CheckoutExternal Monitor Self-Test IBM WorkPad z50, Mobile Companion ROM card Installing the ROM/DRAM CardHandling a Screwdriver Removing the ROM/DRAM CardRemoving the Dram ROM Cards Brightness/Contrast Buttons CheckoutPower Management Features Full Power ModeSuspend Mode Symptom-to-FRU Index Symptom / ErrorFRU / Action in Sequence LED board Function-Related Symptoms Indicator-Related SymptomsInfrared-Related Symptoms Symptom / Error FRU / Action in Sequence Keyboard- or TrackPoint-Related SymptomsPeripheral Device Related Symptoms Power-Related SymptomsOther Symptoms Undetermined Problems Intermittent ProblemsRunning the Diagnostics PC Card Slot TestTool Name Color Related Service ProceduresStatus Indicators and Control Buttons IndicatorKey Application Launching Key AssignmentsRemoving and Replacing Defective FRUs Safety Notice 1 Translation onSafety Notice 2 Translation on Safety Notice 6 Translation onPage Important Notice Screw Screw Type HeadLength Unplugging and Plugging Flexible Cables Removal reference Backup Batteries Step Size Quantity M2.5 Color Black Torque Kgcm Length 1020 ROM/DRAM CardWorkPad z50 Mobile Companion Battery Pack Keyboard Assembly Bottom Cover WorkPad z50 Mobile Companion Step Size Quantity M2.0 Color Torque Kgcm Length MainboardLCD Bezel LCD Unit Inverter Card and LCD Panel Step Size Quantity Color M2.5 Hex Torque Kgcm Length FPC AssemblyMicrophone SpeakerAudio Ports PC Card Slot AssemblyWorkPad z50 Mobile Companion 1160 RJ-11 Assembly Hardware Button Board Top Cover Locations Front Right View Right View Left ViewBottom View Rear ViewSystem Unit Parts Listing System Unit FRU List LCD Unit Parts List CRU For 3-pin power cords Power CordIBM TrademarksIBM