IBM THINKPAD 385XD (2635)

Step Size (Quantity) Torque

.3/ M 2.5 x 6 mm, nylon-coated (2) 3-4 kgcm

.4/ Hex stud screw (6) 3-4 kgcm

.5/ M 2.5 x 6 mm, nylon-coated (1) 3-4 kgcm

Note: Make sure you use the correct screw, and tighten all

screws firmly to the torque shown in the table if you have a

torque screwdriver. Never use a screw that you removed.

Use a new one. Make sure the screws are tightened

firmly.

88 IBM ThinkPad 380XD, 385XD

Contents

Main Page IBM Page About This Manual Related Publications iv The following product publications are available through IBM or your IBM Authorized Dealer. Related Diskettes The following diskettes are available through IBM or your IBM Authorized Dealer. v Page IBM ThinkPad 380XD, 385XD (2635) 2 Introduction FRU Replacement Strategy only Hard Disk Drive Replacement Strategy: How to Use Error Messages 4 How to Read POST Error Messages Safety Notices (Multi-lingual Translations) 6 Page 8 Page 10 Page Safety Information 12 General Safety Electrical Safety exposed Never assume check with the power on Safety Inspection Guide 14 Page Handling Electrostatic Discharge-Sensitive Devices Grounding Requirements 16 Laser Compliance Statement 18 Read This First How to Use Error Messages: Port Replicator Problems: How to Diagnose Multiple FRUs: What to Do First: 20 Disabling the Power-On Password: Power Shutdown Switch: 22 Product Overview IBM ThinkPad 380XD, 385XD (2635) 23 24 Checkout Guide Audio Checkout Diskette Drive Checkout 26 FDD-1 Fan Checkout Keyboard or Auxiliary Input Device Checkout Auxiliary Input Devices: Memory Checkout 28 Flash Memory Update: Power Systems Checkout AC Adapter Checkout: Battery Checkout: 30 Checking Operational Charging Backup Battery Checkout (Nonrechargeable) Status Indicator Checkout System Board and CPU Card Checkout 32 TrackPoint III Checkout Optional Device Checkout Port Replicator Checkout External Monitor Self-Test 34 Power Management Features Standby Mode: Suspend Mode: Suspend Timer Hibernation Mode: standby mode 36 suspend mode Port Replicator Power Overload: Symptom-to-FRU Index 38 Numeric Error Codes IBM ThinkPad 380XD, 385XD (2635) 39 40 IBM ThinkPad 380XD, 385XD (2635) 41 42 Beep Symptoms No Beep Symptoms IBM ThinkPad 380XD, 385XD (2635) 43 Function-Related Symptoms Indicator-Related Symptoms 44 Infrared-Related Symptoms Keyboard- or TrackPoint III-Related Symptoms IBM ThinkPad 380XD, 385XD (2635) 45 LCD-Related Symptoms 46 Peripheral-Device-Related Symptoms Power-Related Symptoms Other Symptoms Intermittent Problems Undetermined Problems 48 Running the Diagnostics PC Card (PCMCIA) Slots Test Universal Serial Bus (USB) Test 50 Displaying the Error Log Checking the Installed Devices List no Diagnostic Error Codes Device ID: 52 FRU Codes: two leftmost digits two rightmost digits. 54 Related Service Procedures Status Indicators 1 2 3 4 5 6 7 Password Combinations POP 56 HDP-2 HDP-1 Running a Low-Level Format Maintenance Diskette Download Fn Key Combinations FRU Removals and Replacements 58 Important Notice But: Screw Tightening Information: FRU Service Procedure Replacing the System Board: 60 Removal Reference 1010 DIMM Card and Backup Battery 62 1020 Battery Pack 1030 Hard Disk Drive 64 Page 1040 Keyboard Unit 66 Page Page 1050 Keyboard and Speaker Page 1060 CD-ROM Drive and Diskette Drive Assembly 1070 Diskette Drive and CD-ROM Drive Diskette Drive IBM ThinkPad 380XD, 385XD (2635) 73 74 10X - 24X CD-ROM (05K8868) IBM ThinkPad 380XD, 385XD (2635) 75 1080 LCD Unit 76 IBM ThinkPad 380XD, 385XD (2635) 77 78 1090 Fan Assembly, CPU Card, Thermal Rubber Page Page 1100 Upper Shield Case 82 1110 Box Speaker and Microphone Page 1120 DC/DC Card Page 1130 System Board and PC Card Slot Page IBM ThinkPad 380XD, 385XD (2635) 89 1140 Battery Pack Latch 90 2010 LCD Front Cover 92 2020 LCD Panel HPA LCD Panel 94 TFT LCD Panel Page 2030 LCD Inverter Card HPA LCD TFT LCD 98 2040 LCD Misc. Parts HPA LCD 100 TFT LCD: Page Page Locations Front View 104 Bottom View Rear View 106 Page System Unit Note on LCD See page 93 for the LCD identification. 108 see page 110 see page 111 for LCD FRU IBM ThinkPad 380XD, 385XD (2635) 109 see page 110) see page 117 Hard Disk Drive, CD-ROM, Diskette Drive 110 Page 112 Page 114 Page 116 Keyboard IBM ThinkPad 380XD, 385XD (2635) 117 Option Parts List Miscellaneous Parts 118 FRUName FRUNumber Options IBM ThinkPad 380XD, 385XD (2635) 119 FRUName FRUNumber Numeric Keypad 120 Black Keypad Black Keyboard Accessories Tools Power Cords IBM power cords for a specific country are usually available only in that country: For 2-pin power cords: IBM ThinkPad 380XD, 385XD (2635) 121 For 3-pin slim power cords: 122 Notices Trademarks