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LG Electronics LM50 service manual MKM31 MKM32 MKM33 ODD MKD01 MKM39 MKD03 MKD04

Models: LM50

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MKM31

MKM31

MKM32

MKM33

ODD

MKD01

MKM39

MKD03

MKD04

106

Image 107

LG Electronics LM50 service manual MKM31 MKM32 MKM33 ODD MKD01 MKM39 MKD03 MKD04

Contents

LM40/50 LG Electronics Service Manual· Fn key combinations · Status indicators · BIOS Flash · BIOS Setup ContentsCh 1. Service information Ch 2. Locations Ch 3. System information · Specification · Model configuration · System Block Diagram„ Strategy for replacing parts FRU-Field Replaceable Units Chapter 1. Service informationCh1. Service information 1-1. Important service informationCh1. 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 · When handling ESD-sensitive parts „ Handling devices that are sensitive to electrostatic discharge„ Grounding requirements Ch1. Service informationDanger 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 14.1” Chapter 2. LocationsCh2. Locations „ Front view 15”Security key hole Kensington Lock Ch2. Locations „ Rear view 15”/14.1”„ Left view 15”/14.1” „ Right view 15”/14.1”Ch3. System information „ SpecificationChapter 3. System information Ch3. System information „ Model Configuration Ch3. System information „ System Block Diagram Ch3. System information „ Fn key combinations c. Power Ch3. System information „ Status indicators14.1”15” a. AC Power b. BatteryCh3. 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 Main, Advanced, Security, Boot, Exit Ch3. System information „ Default screenCh3. System information „ Using the keys · System Date · BIOS Version / KBC Version / UUID NumberCh3. System information „ Main Menu · System Time· Internal Keypad Ch3. System information „ Advanced Menu· Legacy USB Support · TouchPad SupportCh3. System information · Boot-time Diagnostic Screen· Parallel Port · Parallel port modesCh3. System information „ Security Menu · Setting a password· Set Supervisor Password Ch3. System information Power on BootCh3. System information · Set User Passwordd. If the following message appears, press Enter e. Press F10 to save the new settingsCh3. System information Ch3. System information · Password on bootCh3. System information Ch3. System information · Set HDD Passwordd. If the following message appears, press Enter e. Press F10 to save the new settingsCh3. System information Ch3. System information · Changing or removing a password· Hard Drive Ch3. System information „ Boot Menu· CD-ROM Drive · Removable Devices· Exit Discarding Changes · Load Setup DefaultsCh3. System information „ Exit Menu · Exit Saving ChangesCh3. System information · Discard Changes· Save Changes „ Power system checkout Chapter 4. Symptom-to-part indexCh4. Symptom-to-part index · 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 index5+ 4 3 2 Ch4. Symptom-to-part index+0V ~ +12.6V FRU 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 Danger Chapter 5. Removing and replacing a part FRUCh5. Removing and replacing a part Ch5. 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 RetainerCh5. Removing and replacing a part Ch5. Removing and replacing a part 3. Disconnect the keyboard connectorRemove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1040 Retainera. Battery Pack1010 b. Keyboard1030 Remove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1050 Fan AssemblyCh5. Removing and replacing a part Remove the following parts in order before replacing this part „ 1060-1 Optical Disk Drive 15” ModelCh5. Removing and replacing a part Remove the following parts in order before replacing this part „ 1060-2 Optical Disk Drive 14.1” ModelCh5. Removing and replacing a part Remove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1070 Wireless LAN CardRemove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1080 MDC Modem CardRemove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1090 Display ModuleFRU No SpecificationCh5. Removing and replacing a part 2. Remove two hinge cover screwsFRU No SpecificationCh5. Removing and replacing a part 4. Remove two hinge screws4. Remove the LCD cable Ch5. Removing and replacing a part7. Hold the LCD with your both hands, and pull it up to remove Display Module disassembly in detailCh5. Removing and replacing a part Remove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1100 Keyboard DeckScrew Type Screw Type Ch5. Removing and replacing a part 14.1”Screw Type FRU No SpecificationCh5. Removing and replacing a part 2. Open the I/O port cover and remove two screwsFRU No SpecificationCh5. Removing and replacing a part 3. Remove 3 screwsCh5. 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 „ 1110 Main Board2. Remove the PCMCIA board 3. Remove the RTC battery connector from Main BoardCh5. Removing and replacing a part Ch5. Removing and replacing a part 4. Remove the S-Video connector 5. Remove the LAN S/B connectorFRU No 6. Remove the power cable 7. Remove 4M/B screwsSpecification Ch5. Removing and replacing a part8. Hold M/B with your both hand and pull it up to remove Ch5. Removing and replacing a partRemove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1120 Battery Frame AssemblyCh5. Removing and replacing a part Remove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1130 S-Video Sub-BoardRemove the following parts in order before replacing this part Ch5. Removing and replacing a part „ 1140 Display ModuleCh5. Removing and replacing a part Ch5. Removing and replacing a part Ch5. Removing and replacing a part Ch5. Removing and replacing a part 6. Remove LCD from the LCD rear panel Ch5. Removing and replacing a partCh6. Part lists 2004. 4. 28. MKB21 Chapter 6. Part listsTaiwan Ch6. Part listsCh6. Part lists Ch6. Part lists Germany,Iran Ch6. Part listsPortugal,Spain Ch6. Part lists Ch6. Part lists 3301BZ9092A Ch6. Part listsLocation MKL27 MKL29 MKL22 MKL23 MKL31 MKL15 MKL28 Case LCDSPECIFICATION Case LCDCase LCD MKL12 MKM23 MKL17 MKL31 MKL15 MKL14SPECIFICATION Case LCDMKL0215.0 MKM22 MKM22 MKL16 MKL06 MKL05 MKL04 MKM23 MKL18 MKM23 MKL13 MKM23MKL2414.1 MKL2014.1REMARKS SPECIFICATIONLocation LG P/NMKL08 MKL07 MKL07MKM22 MKL07MKC04 MKM32 MKM38MKB01 MKC05 MKC04 MKM19REMARKS SPECIFICATIONLocation LG P/NMKC02 15 ODD I/F MKM16 MKM2314 MKM3215 MKM12 MKM29 MKC07 MKC10 MKS05 MKM19 MKM17 MKM18 MKH04MKH02 MKM27 MKM27 MKH03 MKM38REMARKS SPECIFICATIONLocation LG P/NLG P/N SPECIFICATIONGASKET ON MINI-PCI ANTENNA CONNECTOR LocationMKM31 MKM32 MKM33 ODD MKD01 MKM39 MKD03 MKD04 REMARKS SPECIFICATIONLocation LG P/NMKM0615.0 MKM0714.1 MKM32 MKM09 MKM30 MKM10 MKM11 MKC08 MKM32 MKM08 MKM30REMARKS SPECIFICATIONLocation LG P/NREMARKS SPECIFICATIONLocation LG P/NMKC11 MKC13 MKM30 MKM33MKM05 MKC06 MKM33 MKM30 MKM28 MKM33 MKC01 MKM33 MKM34 MKM19REMARKS SPECIFICATIONLocation LG P/NCOVER, ASSY DDR MEMORY SPECIFICATIONLocation LG P/N