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LG Electronics LM50 service manual Ch3. System information System Block Diagram

Models: LM50

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Specifications Before replacing parts Password · Load Setup Defaults Ch4. Symptom-to-part index · Boot-time Diagnostic Screen Power on Boot

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Ch3. System information

System Block Diagram

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LG Electronics LM50 service manual Ch3. System information „ System Block Diagram

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Contents

LM40/50 LG Electronics Page „ Strategy for replacing a hard-disk drive Ch1. Service informationBefore replacing parts Ch1. Service information Safety notices Ch1. Service information Safety information „ General safety Ch1. Service information „ Electrical safety Ch1. Service information Ch1. Service information „ Safety inspection guide „ Grounding requirements Backup Standby RTC battery safety information Ch1. Service information Laser compliance statement Important Notes Ch1. Service information Read this first„ What to do first Followings are not covered under warranty „ Front view Ch2. Locations „ Left view 15/14.1 Ch2. Locations „ Rear view 15/14.1„ Right view 15/14.1 Security key hole Kensington Lock Ch3. System information „ Specification Ch3. System information „ Model Configuration Ch3. System information „ System Block Diagram Ch3. System information „ Fn key combinations Ch3. System information „ Status indicators Ch3. System information „ Bios Flash Ch3. System information „ How to update flash ROM in Windows Ch3. System information Ch3. System information „ Bios Setup Main, Advanced, Security, Boot, Exit Ch3. System information „ Default screen Ch3. System information „ Using the keys Ch3. System information „ Main Menu · Legacy USB Support Ch3. System information „ Advanced Menu· TouchPad Support · Internal Keypad · Parallel port modes · Boot-time Diagnostic Screen· Parallel Port Ch3. System information „ Security Menu · Setting a password· Set Supervisor Password Power on Boot · Set User Password Ch3. System information · Password on boot Ch3. System information · Set HDD Password Ch3. System information · Changing or removing a password · CD-ROM Drive Ch3. System information „ Boot Menu· Removable Devices · Hard Drive Ch3. System information „ Exit Menu · Load Setup Defaults· Exit Saving Changes · Exit Discarding Changes · Save Changes · Discard Changes „ Power system checkout Ch4. Symptom-to-part index Ch4. Symptom-to-part index Ch4. Symptom-to-part index Terminal Voltage V dc Ground Symptom / Error FRU or action, in sequence Ch4. Symptom-to-part index „ Numeric error codes DMA test failed System board 02F6 02F7 Ch4. Symptom-to-part index „ Error message Ch4. Symptom-to-part index „ LCD-related symptoms Ch4. Symptom-to-part index „ Indeterminate problems Ch5. Removing and replacing a part Removing and replacing a part FRU Ch5. Removing and replacing a part „ 1010 Battery Pack Ch5. Removing and replacing a part „ 1020 Hard Disk Drive Ch5. Removing and replacing a part „ 1030 Retainer Ch5. Removing and replacing a part Disconnect the keyboard connector Ch5. Removing and replacing a part „ 1040 Retainer Ch5. Removing and replacing a part „ 1050 Fan Assembly Ch5. Removing and replacing a part 1SZZBZ4014A 1SZZBZ4014A Ch5. Removing and replacing a part „ 1070 Wireless LAN Card Ch5. Removing and replacing a part „ 1080 MDC Modem Card Ch5. Removing and replacing a part „ 1090 Display Module Remove two hinge cover screws FRU No Specification Qty Ch5. Removing and replacing a part Ch5. Removing and replacing a part Ch5. Removing and replacing a part Ch5. Removing and replacing a part „ 1100 Keyboard Deck Ch5. Removing and replacing a part 14.1 Ch5. Removing and replacing a part 1SZZBZ4018B Ch5. Removing and replacing a part Ch5. Removing and replacing a part Ch5. Removing and replacing a part „ 1110 Main Board Ch5. Removing and replacing a part Remove the S-Video connector Remove the LAN S/B connector 1SZZBA4014A Hold M/B with your both hand and pull it up to remove 1SZZBA4017B Ch5. Removing and replacing a part Ch5. Removing and replacing a part „ 1130 S-Video Sub-Board Ch5. Removing and replacing a part „ 1140 Display Module Ch5. Removing and replacing a part Ch5. Removing and replacing a part 1SZZBA4041A Ch5. Removing and replacing a part Remove LCD from the LCD rear panel Ch6. Part lists MKB21 Part lists Ch6. Part lists LG P/N Specification Remarks MKC08 Mckinley N Sunrex Czech LM Refresh Mckinley N OKI Thailand LM Refresh LG P/N Specification Remarks MKC13 LG P/N Specification Remarks MKS01 LG P/N Specification Remarks MKM08 Case LCD Case LCD MKM22 MKL16 MKL06 MKL05 MKL04 TFT LCD, LG Philips LP150E06-A2 15.0 Inch SXGA+ 100 101 Type Intel 4 Layers 1-14 Network Connection 102 103 104 Thermal PAD 11X11 MM on Northbridge 105 106 107 108 109 Mckinley N OKI Hungary LM Refresh 110 111 MEMORY, Hynix HYMD232M646C6-J Sodimm 256MB DDR 333MHZ 112 113 LG P/N Specification

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