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LG Electronics LS70 Contents, Ch 1. Service information Ch 2. Locations Ch 3. System information

Models: LS70

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Contents

Ch 1. Service information

Ch 2. Locations

Ch 3. System information

·Specification

·Model configuration

·System Block Diagram

·Fn key combinations

·Status indicators

·BIOS Flash

·BIOS Setup

Ch 4. Symptom-to-part index

·Power system checkout

·Numeric error codes

·Error messages

·LCD-related symptoms

·Indeterminate problems

Ch 5. Removing and replacing a part (FRU)

Ch 6. Part list

·Part list

·Exploded view

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LG Electronics LS70 service manual Contents, Ch 1. Service information Ch 2. Locations Ch 3. System information

Contents

Service Manual LS70 LG Electronics· Specification · Model configuration · System Block Diagram ContentsCh 1. Service information Ch 2. Locations Ch 3. System information · Fn key combinations · Status indicators · BIOS Flash · BIOS Setup1-1. Important service information Chapter 1. Service informationCh1. Service information „ Strategy for replacing parts FRU-Field Replaceable UnitsCh1. Service information 1-2. Safety notices Ch1. Service information 1-3. Safety information „ General safety Ch1. Service information „ Electrical safety Ch1. Service information · Do not use worn or broken tools and testersCh1. Service information „ Safety inspection guide Ch1. Service information „ Handling devices that are sensitive to electrostatic discharge„ Grounding requirements · When handling ESD-sensitive partsDanger Ch1. Service information 1-4. Laser compliance statement1-5. Backup Standby RTC battery safety information Important Notes Ch1. Service information 1-6. Read this first„ What to do first Ch1. Service information The followings are not covered under warranty„ Front view Chapter 2. LocationsCh2. Locations „ Right view Ch2. Locations „ Rear view„ Left view Security key hole Kensington LockCh3. System information „ SpecificationChapter 3. System information „ System Block Diagram Ch3. System informationCh3. System information „ Fn key combinations 4. AC Power Ch3. System information „ Status indicators3. Wireless activity indicator 5. PowerCh3. System information „ BIOS Flash Ch3. System information „ How to update flash ROM in Windows 9. After the restart, make sure the system BIOS is updated Ch3. System informationCh3. System information „ BIOS Setup Ch3. System information „ Using the keys Ch3. System information „ Main menu Ch3. System information „ Advanced menu „ Security menuLoad Setup Defaults Ch3. System information „ Boot menu„ Exit menu CD-ROM Drive Removable Devices Hard Drive B2 D0 Yukon PXE„ Power system checkout Chapter 4. Symptom-to-part indexCh4. Symptom-to-part index Ch4. Symptom-to-part index · If the voltage is not correct, replace the AC adapterCh4. Symptom-to-part index · The Characteristics of the battery pack 1. Self-dischargeCh4. Symptom-to-part index · To check the battery pack, do the followingFRU or action, in sequence Ch4. Symptom-to-part index „ Numeric error codesSymptom / Error FRU or action, in sequence Ch4. Symptom-to-part indexSymptom / Error FRU or action, in sequence Ch4. Symptom-to-part indexSymptom / Error FRU or action, in sequence Ch4. Symptom-to-part index „ Error messageSymptom / Error FRU or action, in sequence Ch4. Symptom-to-part index „ LCD-related symptomsSymptom / Error Ch4. Symptom-to-part index „ Indeterminate problems Chapter 5. Removing and replacing a part FRU Ch5. Removing and replacing a partCh5. Removing and replacing a part 1010 Battery Pack Ch5. Removing and replacing a part 1020 Hard Disk Drive Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1030 Wireless LAN Card Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1040 Keyboard Remove the following parts in order before replacing this part3. Disconnect Keyboard Connector and remove Keyboard Ch5. Removing and replacing a partCh5. Removing and replacing a part 1050 Retainer Remove the following parts in order before replacing this part3. Disconnect Retainer Connector and remove Retainer Ch5. Removing and replacing a partCh5. Removing and replacing a part 1060 Keyboard Plate Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1070 FAN Assembly Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1080 Hinge Cover Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1090 Display Module Remove the following parts in order before replacing this partCh5. Removing and replacing a part 3. Remove Display ModuleCh5. Removing and replacing a part 110 0 Key Deck Remove the following parts in order before replacing this partFRU No SpecificationCh5. Removing and replacing a part 1SZZBZ4014ACh5. Removing and replacing a part 1110 Optical Disk Drive Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1120 Audio Board Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1130 HDD Cover Block L Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1140 Hinge Frame L Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1150 Main Board Remove the following parts in order before replacing this partCh5. Removing and replacing a part Ch5. Removing and replacing a part Ch5. Removing and replacing a part 1150 S-Video Board Remove the following parts in order before replacing this partCh5. Removing and replacing a part 1100 Display Module Remove the following parts in order before replacing this partCh5. Removing and replacing a part 3. Remove 5 screws and disconnect Inverter Cable SpecificationCh5. Removing and replacing a part FRU NoCh5. Removing and replacing a part 5. Remove 6 screws. Remove LCD from the LCD rear panel SpecificationCh5. Removing and replacing a part FRU NoChapter 6. Part lists Ch6. Part listsCh6. Part lists Ch6. Part lists Ch6. Part lists Ch6. Part lists 3111B0TS19ACh6. Part lists 3111B0TS18ACh6. Part lists 3850BZ9A87BLocation 15.0 EXPLODED VIEWSPECIFICATION LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/NLocation SPECIFICATION15.0 EXPLODED VIEW LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/NLocation SPECIFICATION15.0 EXPLODED VIEW LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/NLocation SPECIFICATION15.0 EXPLODED VIEW LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/NLocation SPECIFICATION15.0 EXPLODED VIEW LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/NLocation SPECIFICATION15.0 EXPLODED VIEW LG P/NLocation SPECIFICATION15.0 EXPLODED VIEW LG P/N15.0 EXPLODED VIEW Location SPECIFICATION15.0 EXPLODED VIEW LG P/N