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LG Electronics service manual Service Manual, LS70 LG Electronics

Models: LS70

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Service Manual

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LG Electronics

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LG Electronics service manual Service Manual, LS70 LG Electronics

Contents

LS70 LG Electronics Service ManualCh 1. Service information Ch 2. Locations Ch 3. System information Contents· Specification · Model configuration · System Block Diagram · Fn key combinations · Status indicators · BIOS Flash · BIOS SetupCh1. Service information Chapter 1. Service information1-1. Important 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 · Do not use worn or broken tools and testers Ch1. Service informationCh1. Service information „ Safety inspection guide „ Grounding requirements „ Handling devices that are sensitive to electrostatic dischargeCh1. Service information · When handling ESD-sensitive parts1-5. Backup Standby RTC battery safety information Ch1. Service information 1-4. Laser compliance statementDanger „ What to do first Ch1. Service information 1-6. Read this firstImportant Notes The followings are not covered under warranty Ch1. Service informationCh2. Locations Chapter 2. Locations„ Front view „ Left view Ch2. Locations „ Rear view„ Right view Security key hole Kensington LockChapter 3. System information „ SpecificationCh3. System information Ch3. System information „ System Block DiagramCh3. System information „ Fn key combinations 3. Wireless activity indicator Ch3. System information „ Status indicators4. AC Power 5. PowerCh3. System information „ BIOS Flash Ch3. System information „ How to update flash ROM in Windows Ch3. System information 9. After the restart, make sure the system BIOS is updatedCh3. System information „ BIOS Setup Ch3. System information „ Using the keys Ch3. System information „ Main menu „ Security menu Ch3. System information „ Advanced menu„ Exit menu Ch3. System information „ Boot menuLoad Setup Defaults CD-ROM Drive Removable Devices Hard Drive B2 D0 Yukon PXECh4. Symptom-to-part index Chapter 4. Symptom-to-part index„ Power system checkout · If the voltage is not correct, replace the AC adapter Ch4. Symptom-to-part index· The Characteristics of the battery pack 1. Self-discharge Ch4. Symptom-to-part index· To check the battery pack, do the following Ch4. Symptom-to-part indexSymptom / Error Ch4. Symptom-to-part index „ Numeric error codesFRU or action, in sequence Symptom / Error Ch4. Symptom-to-part indexFRU or action, in sequence Symptom / Error Ch4. Symptom-to-part indexFRU or action, in sequence Symptom / Error Ch4. Symptom-to-part index „ Error messageFRU or action, in sequence Symptom / Error Ch4. Symptom-to-part index „ LCD-related symptomsFRU or action, in sequence Ch4. Symptom-to-part index „ Indeterminate problems Ch5. Removing and replacing a part Chapter 5. Removing and replacing a part FRUCh5. Removing and replacing a part 1010 Battery Pack Remove the following parts in order before replacing this part Ch5. Removing and replacing a part 1020 Hard Disk DriveRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1030 Wireless LAN CardRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1040 KeyboardCh5. Removing and replacing a part 3. Disconnect Keyboard Connector and remove KeyboardRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1050 RetainerCh5. Removing and replacing a part 3. Disconnect Retainer Connector and remove RetainerRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1060 Keyboard PlateRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1070 FAN AssemblyRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1080 Hinge CoverRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1090 Display Module3. Remove Display Module Ch5. Removing and replacing a partRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 110 0 Key DeckCh5. Removing and replacing a part SpecificationFRU No 1SZZBZ4014ARemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1110 Optical Disk DriveRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1120 Audio BoardRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1130 HDD Cover Block LRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1140 Hinge Frame LRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1150 Main BoardCh5. Removing and replacing a part Ch5. Removing and replacing a part Remove the following parts in order before replacing this part Ch5. Removing and replacing a part 1150 S-Video BoardRemove the following parts in order before replacing this part Ch5. Removing and replacing a part 1100 Display ModuleCh5. Removing and replacing a part Ch5. Removing and replacing a part Specification3. Remove 5 screws and disconnect Inverter Cable FRU NoCh5. Removing and replacing a part Ch5. Removing and replacing a part Specification5. Remove 6 screws. Remove LCD from the LCD rear panel FRU NoCh6. Part lists Chapter 6. Part listsCh6. Part lists Ch6. Part lists Ch6. Part lists 3111B0TS19A Ch6. Part lists3111B0TS18A Ch6. Part lists3850BZ9A87B Ch6. Part listsSPECIFICATION 15.0 EXPLODED VIEWLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N15.0 EXPLODED VIEW 15.0 EXPLODED VIEW SPECIFICATIONLocation LG P/N