IBM S09N-8590-00 manual

S09N-8590-00

IBM Mobile Systems

ThinkPad 240

Hardware Maintenance Manual

December 2000

Contents

Main Page Page Contents iv ThinkPad 240 Hardware Maintenance Manual About This Manual letters alphanumeric characters Read This First What to Do First 2 How to Disable the Password Product Overview 4 Fn Key Combinations ThinkPad 240 5 Status Indicators 6 (A-Z) Not all application programs support this function. Checkout Guide Audio Checkout Fan ASM Checkout 8 Keyboard and Auxiliary Input Device Checkout Memory Checkout Modem Board Checkout Power System Checkout 10 Checking the AC Adapter: Checking the Operational Charging: Checking the Battery ASM: TrackPoint Checkout 12 I/O Ports Checkout Power Management Features Standby Mode: Suspend Mode: Hibernation Mode: 14 How to Create the Hibernation Function: Symptom-to-FRU Index 16 Numeric Error Codes ThinkPad 240 17 Error Messages 18 No Beep Symptoms LCD-Related Symptoms ThinkPad 240 19 Keyboard-Related Symptoms Indicator-Related Symptoms Power-Related Symptoms PC Card (PCMCIA)-Related Symptoms 20 Speaker-Related Symptoms Power Management-Related Symptoms Peripheral-Device-Related Symptom Intermittent Problems Undetermined Problems 22 CE Utility Program Diskette Writing the VPD Data Flash UUID Running the Diagnostics FRU Removals and Replacements FRU Service Procedures 24 LCD FRU Replacement Notice: Replacing the System Board: 1010 Battery ASM 26 1020 Hard Disk Drive 1030 Keyboard 28 ThinkPad 240 29 1040 Modem Card 30 1050 DIMM Card 1060 LCD Unit ASM 32 ThinkPad 240 33 1070 Upper Cover ASM 34 Page 1080 Speaker ASM 36 1085 Select Button ASM 1090 Cable ASM and Cable ASM LED-R 38 1100 Fan ASM Page 1110 Modem Cable ASM 1120 Water Channel ASM 42 1130 System Board 6. Remove the system board from the base cover ASM. 44 1135 Rear Bracket 1140 PCMCIA Slots 46 1150 LCD Bezel ASM A 1160 LCD Inverter ASM 48 1170 LCD Panel ASM (LCD Type A and B) 5. Remove the LCD panel. 50 1180 LCD FPC ASM (LCD Type A) 1185 LCD FPC ASM (LCD Type B) 52 1190 Hinge ASM Computer Parts Listing a b c 54 d ThinkPad 240 55 56 ThinkPad 240 57 LCD Unit Parts Listing (LCD Type A) LCD Unit Parts Listing (LCD Type B) Service Tools 60 Notices Trademarks