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TX Service Manual

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2. 83 TX EVEREST EXPLODED VIEW NBATM TX EVEREST EXPLODED VIEW NSCRM TX EVEREST EXPLODED VIEW NKBD1 TX EVEREST EXPLODED VIEW NSCRM TX EVEREST EXPLODED VIEW NCSNH NHDD1 TX EVEREST EXPLODED VIEW NSCR1 NSCR1 8 NSCR2 NFAN1 NS 4 NSCR1 4 NBLU1 NMDM1 TX EVEREST EXPLODED VIEW NSCR1 NLAN1 NMEM1 NSPKE NZ AK ja Yt 7 7 RZ lt N Y Y W gt n 2 NSPKE NSUBV TX EVEREST EXPLODED VIEW NPLT2 NMLB1 TX EVEREST EXPLODED VIEW NNOBB NSPRB ANGER NNOBH TX EVEREST EXPLODED VIEW 11 TX EVEREST EXPLODED VIEW NCSNF NCSNF NCSNF 12 TX EVEREST EXPLODED VIEW NSCRR 13 TX EVEREST EXPLODED VIEW NSCRR NSCRR 14 TX EVEREST EXPLODED VIEW NSCRS NBRKL NBRKR 15 TX EVEREST EXPLODED VIEW NANTR NCSN1 16 TX EVEREST EXPLODED VIEW NCABL 17 TX EVEREST EXPLODED VIEW EPLTI
3. US Jasc lm L 5 bb 3033959 Ja N BG pa Als all y iaa WL pl 028 os cls al cla 5 6 jm GL jade Cua jd cle JM gle Ua je L JIEN ABY Cail Gua ALU qalbi Gh sah lie ze 5 sua Qalli GL Ch1 Service information 1 6 Read this first Before you go to the checkout guide be sure to read this section Important Notes Only trained personnel certified by LG should service the computer Read the entire FRU removal and replacement page before replacing any FRU Use new nylon coated screws when you replace FRUs Be extremely careful during such write operations as copying saving formatting Drives in the computer that you are servicing sequence might have been altered If you selected an incorrect drive data or programs might be overwritten Replace FRUs only for the correct mode When you replace a FRU make sure the model of the machine and the FRU part number are correct by referring to the FRU parts list FRU should not be replaced because of a single irreproducible failure Single failures can occur for a variety of reasons that have nothing to do with a hard ware defect such as cosmic radiation electrostatic discharge or software errors Consider replacing a FRU only when a problem recurs If you suspect that a FRU is defective clea
4. 67 Ch5 Removing and replacing a part 1160 Main Board Remove the following parts in order before replacing this part a Batterv Pack 1010 b Kevboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Kevdeck 1060 g DMB Module 1070 h Displav Module 1080 i HDD 1090 j Fan Assembiv 1100 k 5 in 1 Card Reader 1110 I Button Sub Board 1120 m Bluetooth Module 1130 n RTC Batterv 1140 o Speaker 1150 1 Remove 2 screws FRU No Specification Qty 1SZZBA4017E M2 0 x L3 0 68 Ch5 Removing and replacing a part 2 Remove the Main Board 69 Ch5 Removing and replacing a part 70 Ch5 Removing and replacing a part 71 Ch5 Removing and replacing a part 72 Ch5 Removing and replacing a part 1170 Display Exploded View Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 g DMB Module 1070 h Display Module 1080 1 Using a knife remove the rubbers that are covering screws then remove 5 screws FRU No Specification Qty 1SZZBA4118A M2 5xL3 5 2 Disassemble the LCD Front 73 Ch5 Removing and replacing a part 3 Remove 2 screws FRU No Specification Qty 1SZZBA4118A M2 5xL3 5 1572 4117 2 0 13 5 74 Ch5 Removing and replacing a part
5. ASO T 8200 Tsobe tami 8 gn suertebari KOD SWDST6 amo ee m TA NNOD or pap ow DIDOT NHSONVHO NIDOT NIOW GAVOH ans z8i00 asa At AS O EL 20 20 WALSAS wx ver OM 40055 30 ETT nao wsobed as 06 oa oa I 1 PT Aa zeabed I 06 O NYT unt usq WOTT XD scoped _ L nad Wb SS AT es HOWD SUTA LSHAHAH DDA 9 9 v 4 L 15 Ch3 Svstem information B Fn key combinations The following table shows the function of each combination of Fn with a function key Function of Fn keys has nothing to do with Operating System Fn F 1 User defined Hot key Setting is available at OSD User setting available in OSD By default this combination is for Zoom In Out Zoom In Out Fn F2 entails automatic adjustment of resolution User setting available in OSD default this combination is for XTS Pro On Off XTS Pro On Off is a new technology that realizes the optimal sound quality in playing the original sound as Fn F3 ilt M 7 1 it is by adjusting frequency attributes in the signal processing part that governs speaker operation without physical alteration of speakers Fn F4 Force the comput
6. 4 Remove 3 screws FRU No Specification 1SZZBA4118A M2 5xL3 5 1SZZBA4117A M2 0xL3 5 FRU No Specification 1SZZBA4118A M2 5xL3 5 75 Ch5 Removing and replacing a part 5 Remove a screw FRU No Specification 1572 4118 M2 5xL3 5 76 Ch5 Removing and replacing a part FRU No Specification Qty 1SZZBA4116A M2 0xL2 2 77 Ch5 Removing and replacing a part 6 Remove the LCD Cable SSS ep Mata Tony Ca jt LTDI2IEXQG 78 Ch5 Removing and replacing a part 7 Remove 4 screws then remove the WLAN Antenna and Bluetooth Antenna FRU No Specification a 1SZZBA4116A M2 0xL2 2 NEN 79 Part lists Chapter 6 Part lists NMEM1 OIMMRO0184A HYS64T64020HM 3 7 A INFINEON 214P MICRO DIMM BULK 512MB 64 NSCR1 1SZZBA4017E D2 0 L3 0MM SWRH4 BK DISPLAY BK S PJT 0 TIP ESCR1 1SZZBA4019L D3 8 L4 5MM SWRH4 PCB ETC FIX YL HUNTER WIDE M2 ROHS External ODD NSCR2 1SZZBA4041A D3 5 L3 0MM SWRH4 DUMMY COVER FIX SILVER MAGELLAN DISPLA NSCR2 1SZZBA4041A D3 5 L3 0MM SWRH4 DUMMY COVER FIX SILVER MAGELLAN DISPLA NSCR2 1SZZBA4041A D3 5 L3 0MM SWRH4 DUMMY COVER FIX SILVER MAGELLAN DISPLAY External ODD NSCRM 1SZZBA4122A D4 0 L4 0MM SWRH4 M2 0 H1 0 BK EVEREST DISPLAY BOTTOM RO NSCRK 1SZZBA4121B D4 0 L4 0MM SWRH4 M2 5 H1 0 BK EVEREST DISPLAY BOTTOM RO NSCRQ 1SZZBA4117A D2 0 L3 5MM SWRH4 DISPLAY
7. 53 Ch5 Removing and replacing a part 2 Remove 4 screws FRU No Specification Qty 1SZZBA4041A M2 0 x L3 0 3 Disconnect the Antenna Cable MMM 54 Ch5 Removing and replacing a part 55 Ch5 Removing and replacing a part 1080 Display Module Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Kevdeck 1060 g DMB Module 1070 1 Disconnect the LCD Cable 2 Remove the LCD Module 56 Ch5 Removing and replacing a part 57 Ch5 Removing and replacing a part 1090 HDD Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 g DMB Module 1070 h Display Module 1080 1 Disconnect the HDD Cable from the Main Board 2 Remove the HDD 58 Ch5 Removing and replacing a part 59 Ch5 Removing and replacing a part 1100 Fan Assembly Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 g DMB Module 1070 h Display Module 1080 i HDD 1090 1 Remove 4 or 6 screws then di
8. Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Ch4 Symptom to part index B Error message Symptom Error FRU or action in sequence Device address conflict 1 Load Setup Defaults in BIOS Setup Utility 2 Backup battery 3 System board Allocation error for device Load Setup Defaults in BIOS Setup Utility Backup battery System board Failing bits nnnn DIMM 2 System board Invalid System Configuration Data DIMM 2 System board I O Device IRQ Conflict Load Setup Defaults in BIOS Setup Utility Backup battery System board Operating System not found Check that the operating system has no failure and is installed correctly Enter BIOS Setup Utility and see whether the hard disk drive and the diskette drive are properly identified Reset the hard disk drive Reinstall the operating system Diskette drive Hard disk drive Svstem board Hibernation error Restore the svstem configuration to what it was before the computer entered hibernation mode ff memorv size ha
9. Do not touch live electrical circuits with the reflective surface of a plastic dental mirror The surface is conductive such touching can cause personal injury and machine damage Do not service the following parts with the power on when they are removed from their normal operating places in a machine 1 Power supply units 2 Pumps 3 Blowers and fans 4 Motorgenerators and similar units This practice ensure correct grounding of the units If an electrical accident occurs 1 Use caution do not become a victim of yourself 2 Switch off power 3 Send another person to get medical aid Ch1 Service information Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions As each machine was designed and built required safety items were installed to protect users and service personnel from injury This guide addresses only those items You should use good judgment to identify potential safety hazards due to attachment of non LG features or options not covered by this inspection guide If any unsafe conditions are present you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem Consider these conditions and the safety hazards they present 1 Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock 2 Mechanical hazards such a
10. LAYERS REV 3 0 MINIPCI EU 802 11 TYPE IIIB FORM FAC alb g NLAN1 6718M000018 WM3B2915AGRWF INTEL IEEE 802 11ABG STANDARD PROTOCOL 54M 4 LAYERS REV 3 0 MINIPCI ROW 802 TYPE IIIB FORM FAC 11a b g NLAN1 6718M000028 WM3B2915AGKR2F INTEL IEEE 802 11ABG STANDARD PROTOCOL 54M MINIPCI TYPE FORM KOR 802 FACTOR 11a b g e orm sem TG N summ eo perm ooo wena e ensem ECABU 6851B09297A ODD USB CABLE 5 EVEREST External ODD NCABM 6851B34040A MODEM CABLE 70 2 WINDRIVER MDC CABLE NCABH 6870BH111PA EVEREST 50MM 30MM 0 8MM 2LAYERS REV 0 3 WIMTEC HDD FPC B 17 13 ESUBM 6871 111 EVEREST WIMTEC 6 LAYERS REV0 4 EXTERNAL ODD MAIN ASSY External ODD NMLB1 6871BG111AA EVEREST LGE 10 LAYERS REV0 4 DOTHAN 1 36 GM MAIN B D MAIN ASSY MP MP MLB GM NMDM1 6871BG869AB 560 3 LF LEAD FREE QCOM 2 LAYERS 1 CHIP REV G MDC1 5 NMLB1 6871BP111AC EVEREST LGE 10 LAYERS REVO 4 DOTHAN 1 3G PM MAIN B D ASSY MP Du um arm wewswwssuvmemeemoswwwwesu rem owner wrona EEC er ore meen NBLU1 6871B0T62AC QBTM300 QCOM 4 LAYERS VER 2A2 BLUETOOTH2 0 EDR USB MODULE IVT S W EMI FABRIC 6 20 1T MCKINLEY ENTRY 8 ALVISO UPPER PCMCIA SUB BD SD SOCKET G aan Two em orm
11. Z Nero Cover Designer Internet Explorer 33 Windows Messenger Fi Startup ED Nero Toolkit Nero Ex A Internet Explorer B User s Guides Tour Windows amp wa MSN Nero StartSmart 5 Files and Settings Tra LA Outlook Express ward y Remote Assistance windows Media Player 2 windows Messenger All Programs B a Windows Movie Maker e Log Off Turn Off Computer 14 start b Select Disc Image or Saved Project Nero Express DER What would you like to burn Data Music Yideos Pictures Copy Entire Disc gt Disc Image or Saved Project Record a disc from disc image previously burned onto the hard drive 22 Ch3 Svstem information c Select File Format as Image Files iso 1 Nero Express Look in E Desktop my Documents 3 My Computer My Recent Network Pessoa T Compilation ni CD ROM Compilation nr3 CD ROM WMA Compilation nrw CD ROM AAC Compilation nr4 Audio CD Compilation nra Mixed Mode CD Compilation nrm CD EXTRA Compilation nre Video CD Compilation nrv Super Video CD Compilation nsd DVD Video Compilation nrd miniD VD Compilation nmd CD ROM Boot Compilation nrb CD ROM EFI Boot Compilation nrs CD ROM Hybrid Compilation nrh CD ROM UDF Compilation nru CD ROM LDF ISO Compilation nre My Comp
12. and other small parts are in place and are not loose inside the computer Verify metal flakes can cause electrical short circuits Note As for the screw every Torque 3 0 2Kgfcm 0 196Nm 43 Ch5 Removing and replacing a part 1010 Battery Pack 1 Push the Battery latch in the direction shown below then slide the battery pack out of the slot TMM TM Wis Rework Check y a 00000 44 Ch5 Removing and replacing a part 1020 Keyboard Remove the following parts in order before replacing this part a Battery Pack 1010 1 Remove 2 screws ETT DIET FRU No Specification 1SZZBA4122A M2 0 x L5 0 2 To remove 4 hooks insert a type screwdriver into a hook located at the upper end of keyboard and pull it up 45 Ch5 Removing and replacing a part 3 Disconnect the Keyboard Connector OU 153033 3E00T850MOWOBLOOBCZEC IMIE w CA Irem 46 Ch5 Removing and replacing a part 1030 WLAN Card Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 1 Remove the Gasket Pi res e1 2 Disconnect the Antenna Cable ezz ll nn N 47 Ch5 Removing and replacing a part 3 Remove the WLAN Car
13. at the same charge Note Use product specific ESD procedures when they exceed the requirements noted here Make sure that the ESD protective devices you use have been certified ISO9000 as fully effective When handling ESD sensitive parts 1 Keep the parts in protective packages until they are inserted into the product 2 Wear a grounded wrist strap against your skin to eliminate static on your body 3 Prevent the part from touching your clothing Most clothing retains a charge even when you are wearing a wrist strap 4 Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices 5 Select a grounding system such as those listed below to provide protection that meets the specific service requirement Note The use of a grounding system is desirable but not required to protect against ESD damage a Attach the ESD ground clip too any frame ground ground braid or green wire ground b Use an ESD ground or reference point when working on a double insulated or battery operated system You can use coax or connector outside shells on these systems c Use the round ground prong of the AC plug on AC operated computers Grounding requirements Electrical grounding of the computers is required for operator safety and correct system function Proper grounding of the electrical outlet can be verified by a certified electrician C
14. drive indicator Indicator lights up when the Notebook PC access to the hard disk drive Do not turn off the computer when the drive indicator lights up It may cause data loss to the computer 4 Wireless LAN Bluetooth indicator XX Wireless LAN Bluetooth indicator operation may differ depending on the model Mini PCI Wireless LAN Card Bluetooth is optional Indicator Off Wireless LAN Bluetooth function not in use Blinking Wireless LAN Bluetooth in connection with data transfer Blinking 2 to 3 seconds Wireless LAN Bluetooth not in connection with Wireless Radio on Blinking 3 to 4 seconds Searching for access points to establish Wireless LAN Bluetooth connection ON Searching for access points to establish Wireless LAN Bluetooth connection or already in connection 5 Power indicator Power indicator lights up when the power cord is connected to the computer OFF Power is off or it is entered system hibernation mode Green Notebook PC is turned on Blinking Stand by mode 17 Ch3 Svstem information 6 Batterv status indicator Recharging the batterv The indicator is on when recharging the batterv Recharging the batterv Orange Batterv is charged over 9090 Orange Green Indicator blinking Discharge OFF AC is connected with full batterv or no batterv Green Discharging the batterv or the batterv is charged under 10 Green indicator blinking Batterv Malfun
15. following situations 1 to change the BIOS setup 2 to replace the backup battery 3 system configuration error occurs 4 to change the boot order 5 to set change a password Press the power button When the LG logo appears on the screen press F2 and enter the BIOS Setup Utility 27 Ch3 Svstem information Using the kevs The keys used in the BIOS Setup Utility and their functions are described at the bottom 5 F1 Alt H General Help Displav the descriptions of the kevs used in the setup utilitv Select Item Navigate and select items in the setup utilitv The selected item becomes highlighted 4 Select Menu Move to another menu Change Values Change the value of a selected item Load Default Configuration Displav Setup Confirmation window Press Enter to load default configuration Select Sub Menu Some items have sub menus Displav the sub menu for a selected item Save and Exit Display Setup Confirmation window Press Enter to save and exit Esc Exit In a sub menu press Esc to move to the previous window In Main menu click Esc to move to Exit menu 28 Ch3 Svstem information Main menu Svstem Time Current time Use lt Tab gt lt Shift Tab gt or lt Enter gt keys to move around these fields To change the value press lt gt or lt gt key System Date Today date Use lt Tab
16. gt lt Shift Tab gt or lt Enter gt keys to move around these fields To change the value press lt gt or lt gt key Set any date from year 1981 to 2079 It will automatically keep track of leap years The system date can also be set from the operating system Product Name This shows the name of PC Processor Type This shows the type of CPU Processor Spd This shows the speed CPU BIOS Version This shows the Version of BIOS KBC Version This shows the Version of KBD firm ware UUID This is for display only This shows the UUID Hard Disk Enter its submenu by pressing lt Enter gt In this submenu it would show the device of Primary IDE Master is HDD and its parameters Total Memory This is for display only This shows size of system memory 29 Ch3 Svstem information Advanced menu Legacv USB Support There are two options to this field Enabled and Disabled This field allows vou to enable or disable the legacv USB support Boot time Diagnostic Screen Enables the Boot time Diagnostic Screen Batterv Charge Stop Percentage Set Batterv Charge Stop Percentage Fan Mode Control Set Fan Mode Control Fn Kev Setup Set Stickv fn kev function Wake On Lan Enables Wake On Lan PXE Remote Boot OPROM Enables PXE Remote Boot Execute Disable Bit Capability Enables Execute Disable Bit Capability Security menu Supervisor Password Is This shows the system s supervisor password h
17. slipping 2 Distribute the weight of the object equally between your feet 3 Use a slow lifting force Never move suddenly or twist when you attempt to lift 4 Lift by standing or by pushing up with your leg muscles This action removes the strain from the muscles in your back Do not attempt to lift any object weights more then 16kg 35lb or object that you think are too heavy for you Do not perform any action that causes hazards to the customer or that makes the equipment unsafe Before you start the machine ensure that other service representatives and the customer s personnel are not in a hazardous position Place removed covers and other parts in a safe place away from all personnel while you are servicing the machine Keep your tool box away from walk areas so that other people will not trip over it Do not wear loose clothing that can be trapped in the moving parts of a machine Make sure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it with a nonconductive clip approximately 8 centimeters 3 inches from the end Do not wear jewelry chains metal frame eyeglasses or metal fasteners for you clothing Wear safety glasses when you are hammering drilling soldering cutting wire attaching springs using solvents or working in any other conditions that might be hazardous to your eyes After ser
18. 00MHz FSB 2MB L2 Intel Cel M ULV Processor 383 1 0GHz Dothan 90nm 400MHz 1MB L2 Main Chipset amp Graphic Intel 915GM PM ICH6 M Intel GMA Graphics Media Accelerators 900 nVIDIA G72M VRAM 64 Memory 256 512MB DDR2 400 533MHz Dual Ch Up to 2GB LCD 12 1 WXGA 1280 X 800 16 10 FBL HDD 40GB 80GB 1 8 PATA 4200rpm Communication Qcom MA560 3 Azalia 10 100MB Ethernet Intel PRO Wireless 2200BG or 2915ABG BMDC Option External DVD Super Multi I O 3 USB 2 0 IEEE 1394 4p VGA MIC In RJ45 RJ11 Domestic TBD Input Device KBD 84keys TBD Touchpad w 2 buttons amp scrolling Function Indicator Power Suspend HDD Activity Caps Lock Num Lock WLAN Battery Charge Button Power On Off w LED Volume Jog dial Type SRSWOW TBD Power Primary 3 Cell 3S1P 2600mAh Cylindrical GM 3 38hr PM 2 97 Extended 6 Cell 3S2P 3800mAh Cylindrical Primary Extended 8 26hr GM PM 7 26hr AC Adapter 65W Weight 1 08kg GM 1 12kg PM Dimension W X L X H GM 292 X 199 X 23 1mm PM 295 X 203 5 X 23 1mm Others T DMB Module Built in Option WiBro Module Built in Option 14 Ch3 Svstem information System Block Diagram
19. LCD SILVER EVEREST HEADO 6T NSCRR 1SZZBA4118A D2 5 L3 5MM SWRH4 DISPLAY HINGE SILVER EVEREST HEADO 6T NSCRS 1SZZBA4116A 02 0 L2 2MM SWRH4 DISPLAY LCD BKT SILVER EVEREST HEAD 0 25T EODD1 2020B00040B GCC 4244N HLDS 8X 24X 24X 24X 12 7MM WITHOUT BEZEL FOR BRAND NT PC ROHS External ODD EODD1 2026B00014A GSA 4082N HLDS 8X 24X 24X 24X 8X 24X 10X 2X 2X 2 4X 2 4X 2X 24X NOTE BOOK External ODD NCSER 3110BD0028A EVEREST MG DISPLAY REAR X NOTE BLUE NCSEB 3110BD0029A EVEREST MG BOTTOM BLUE ECSET 3110BD1004A EVEREST MG TOP EXT ODD External ODD ECSET 3110BD1004B EVEREST MG TOP EXT ODD COMBO External ODD ECSEB 3110BD1005A EVEREST MG BOTTOM EXT ODD External ODD NCSEK 3111BOTT11A EVEREST KBD DECK SILVER DOMESTIC EETCB 3111BOTT35A EVEREST FRONT ODD BEZEL External ODD NCSEF 3111BOTT38A EVEREST DISPLAY FRONT WITH MAGNET NDMB1 3111BOTT39A EVEREST DMB ASSY EPLT1 3300BP4459A PLATE ODD SUPPORT HUNTER 15 4 WIDE External ODD NFOTR 3610BM4040A EVEREST CR REAR FOOT NFOTF 3610BM4041A EVEREST CR FRONT FOOT EFOT1 3610BZ4021A EVEREST CR DRIVE RUBBER FOOT External ODD NKBD1 3823B00390A KOREA EVEREST OKI NKBD1 3823B00391A ENGLISH EVEREST OKI NKBD1 3823B00392A US INTER EVEREST OKI NKBD1 3823B00393A RUSSIAN EVEREST OKI NKBD1 3823B00394A TAIWAN EVEREST OKI NKBD1 3823B00395A ARABIC EVEREST OKI NKBD1 3823B00396A SPANISH EVEREST OKI 80 Part lists EZ wom 3850BZ4278A ODD LABEL EVEREST SUPERMULTI Extern
20. Service Manual TX LG Electronics Contents Ch 1 Service information Ch 2 Locations Ch 3 Svstem information Specification Svstem Block Diagram Fn kev combinations Status indicators BIOS Flash BIOS Setup Ch 4 Svmptom to part index Power svstem 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 Ch1 Service information Chapter 1 Service information 1 1 Important service information Strategy for replacing parts FRU Field Replaceable Units Before replacing parts Make sure that latest BIOS and drivers are installed before replacing any parts FRUs listed in this Use the following strategy to prevent unnecessary expense for replacing and servicing parts 1 If you are instructed to replacing a part but the replacement does not correct the problem reinstall the original part before you continue 2 Some computers have both a processor board and system board If you are instructed to replace either the processor board or the system board and replacing one of them does not correct the problem reinstall that board and then replace the other one 3 If an adapter or device consists of more than one part any of the parts FRUs may be the cause of the error Before replacing the adapter or device remove the parts FRUs one by one to see if t
21. Utility Diskette drive A error 02B1 Set up the diskette type in BIOS Setup Utility Diskette drive B error 02B2 Incorrect drive A type Floppy diskette drive error 02B3 Incorrect Drive B type 02D0 System cache error Cache disabled RAM cache failed and BIOS disabled 02F4 EISA CMOS not writable 1 Floppy diskette drive 2 External FDD cable 3 card 1 Floppy diskette drive 2 External FDD cable 3 card 1 Load Setup Default in BIOS Setup Utility 2 System board 1 Load Setup Default in BIOS Setup Utility 2 Replace the backup battery 3 System board 02F5 1 DIMM DMA test failed 2 System board 02F6 1 DIMM Software NMI failed 2 System board 38 Ch4 Symptom to part index Symptom Error FRU or action in sequence 1 2 02F7 Safe timer NMI failed 0611 IDE configuration changed 0612 IDE configuration error 0613 Com A configuration changed 0614 Com A configuration error 0615 Com B configuration changed 0616 Com B configuration error 0617 Floppy configuration changed 0618 Floppy configuration error 0619 Parallel port configuration changed 061A Parallel port configuration error 39 DIMM System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup Defaults in BIOS Setup Utility 2 System board Load Setup
22. al ODD 3850BZ4278B ODD LABEL EVEREST COMBO External ODD ELBL1 3850BZ4278C ODD LABEL EVEREST SUPERMULTI ENGLISH External ODD ELBL1 3850BZ4278D ODD LABEL EVEREST COMBO ENGLISH ODD NSETF 3858 4544 EVERESTBADGEXNOTELOGO BADGE X NOTE LOGO aero ema panem Dm mrm EETCS 4826BM4005A DECO EVEREST SIDE EXT ODD ODD Deme amora Dmm Dose amora Ts EETCH 4930BM4055A EVEREST POM STOPPER USB CABLE EXT ODD ODD NNOBA 4940BM4203A EVEREST ABS POWER KNOB PC ABS DUAL INJECTING MOLDING NNOBV 4940BM4204A EVEREST PC VOL KNOB WA 81 Part lists oe 00 Bee mem NN le PARP El M eo e O mer mess eer O O eee Mem mem O msej NLCD1 6304FTSO13A LTD121EXUG V01 TOSHIBA TFT COLOR 12 1 INCH WXGA 1280X800 Non Glare LCD Ca eee me mid i KUBNKM119A ALPS 12 1 GENERAL GENERAL EVEREST ROHS es 07002 50 LOGAH 12 1 GENERAL GENERAL EVEREST ROHS NLAN1 6718M000013 WM3B2200BGMWF INTEL INTERFACE STANDARD IEEE802 11G 54M 4 LAYERS REV 3 0 MOW 802 PRO WIRELESS 2200BG LAN MINI 11b g NLAN1 6718M000014 WM3B2200BGRWF INTEL INTERFACE STANDARD IEEE802 11G 54M 4 L ROW 802 11b g 82 Part lists NLAN1 6718M000016 WM3B2915AGEUF INTEL IEEE 802 11ABG STANDARD PROTOCOL 54M 4
23. as been set or not Set Supervisor Password Set Supervisor Password User Password Is This shows the system s User Password has been set or not Set User Password Set User Password Password on boot Enables Password on boot HDD Password Is This shows the system s HDD Password has been set or not Set HDD Password Set HDD Password 30 Ch3 Svstem information Boot menu Boot menu enables vou to set the boot order for the CD ROM drive Removable devices Hard drive and Network boot as shown below Boot Prioritv order Excluded from boot order Up and Down arrows select a device lt gt and lt gt moves the device up or down lt f gt and lt r gt specifies the device fixed or removable lt x gt exclude or include the device to boot lt Shift 1 gt enables or disables a device 1 4 Loads default boot sequence Exit menu Exit Saving Changes Select Exit Saving Changes to save new setup information in CMOS RAM CMOS RAM stores the information using the backup battery therefore the information will not be lost when the computer is turned off Exit Discarding Changes Select Exit Discarding Changes to discard new setup information If you made changes to items other than date time and passwords the Setup Warning asks you to save the new configurations Select Yes and press Enter to save the new configuration Load Setup Defaults Select Load Setup Defaults to change the setup i
24. at address line 0250 System battery error System battery is dead 1 Reset the hard disk drive 2 Load Setup Defaults in BIOS Setup Utility 3 Hard disk drive 4 System board 1 Check the keyboard if it is pressed 2 Replace the keyboard Run interactive tests of the keyboard and the auxiliary input device System board Load Setup Defaults in BIOS Setup Utility 1 DIMM 2 System board System board 1 DIMM 2 System board Replace the backup battery and run BIOS Setup Utility to reset the time and date 37 Ch4 Symptom to part index Symptom Error FRU or action in sequence 0251 System CMOS checksum bad System CMOS checksum is not correct Default configuration used 0252 Password checksum bad The password is cleared 0260 System timer error 0271 Check date and time settings Date and time error 0280 Previous boot incomplete Default configuration used Replace the backup battery and run BIOS Setup Utility to reset the time and date Reset the password by running BIOS Setup Utility 1 Replace the backup battery and run BIOS Setup Utility to reset the time and date 2 System board Run BIOS Setup Utility to reset the time and date 1 Load Setup Default in BIOS Setup Utility 2 DIMM 3 System board 0281 Memory Size found by POST differed Load Setup Defaults in BIOS Setup Utility from EISA CMOS 02B0 Set up the diskette type in BIOS Setup
25. ction Red blinking The Battery indicator blinks as you have set the alarm action from the Battery miser 2005 18 Ch3 Svstem information BIOS Flash You can update BIOS using a floppy disk drive Because this system is not equipped with any floppy disk drive you have to use an external USB drive for a BIOS update In order to boot up with an USB drive please set Removable Device as the first boot up drive in the boot menu of BIOS setup How to update flash ROM in DOS 1 Create boot up flash update diskette 2 Copy a ROM image file wph into the root of the flash update diskette 3 Copy phlash16 exe to the flash update diskette 4 Insert the diskette into the FDD of your computer 5 Boot your computer with the diskette and type phlash16 wph mode n 6 Cold boot and follow the instruction displayed on the screen Flash options mode n 0 Default mode Keep the current DMI information and update BIOS image only 1 Update DMI information only If new DMI information is not specified the current DMI information is left unchanged 2 Update BIOS and DMI information If new DMI information is not specified the current DMI information is left unchanged 3 Update BIOS and DMI information DMI information is updated to the DMI string and options specified in the new BIOS image Note DMI is Desktop Management Interface 19 Ch3 Svstem information How t
26. d 48 Ch5 Removing and replacing a part 1040 MDC Card Remove the following parts in order before replacing this part a Batterv Pack 1010 b Kevboard 1020 c WLAN Card 1030 1 Remove 2 screws No FRU No Specification 1SZZBA4017E M2 0 x L3 0 2 Remove the MDC Card 49 Ch5 Removing and replacing a part 50 Ch5 Removing and replacing a part 1050 Micro DIMM Remove the following parts in order before replacing this part a Batterv Pack 1010 b Kevboard 1020 c WLAN Card 1030 d MDC Card 1040 1 Remove 2 screws FRU No Specification Qty 1SZZBA4017E M2 0 x L3 0 2 Remove the Micro DIMM 51 Ch5 Removing and replacing a part 1060 Kevdeck Remove the following parts order before replacing this part a Batterv Pack 1010 b Kevboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 1 Remove 12 screws FRU No Specification Qty 1SZZBA4121B M2 5 x L4 0 1SZZBA4122A M2 0 x L5 0 2 Remove the Keydeck 52 Ch5 Removing and replacing a part 1070 DMB Module Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 1 Remove 4 screws then remove 2 plates FRU No Specification 1SZZBA4017E M2 0 x L3 0
27. e procedures to isolate the failing FRU do not isolate FRUs that have no defects Verify that all attached devices are supported by the computer Verify that the power supply being used at the time of the failure is operating correctly 1 Power off the computer 2 Visually check each FRU for damage Replace any damaged FRU 3 Remove or disconnected all of the following devices a Non LG devices b Printer mouse and other external devices c Battery pack d PC cards e ODD CD ROM Combo drive or FDD drive in the Bay f Hard disk drive Note Use the other memory card because it needs when operating computer 4 Power on the computer 5 Determine whether the problem has changed 6 If the problem does not recur reconnect the removed devices one at a time until you find the failing FRU 7 the problem remains replace the following FRUs one ata time do not replace a non defective FRU a LCD assembly Check external monitor whether the same problem recurs or not b Keyboard c Keydeck TouchPad and Scroll Button assembly d System board 42 Ch5 Removing and replacing a part Chapter 5 Removing and replacing a part FRU Danger Before removing any FRU power off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cables Caution Before the computer is powered on after FRU replacement make sure that all screws springs
28. er to enter power saving mode ex system standby or hibernation Press the combination Fn F5 keys to select or deselect Touchpad Disabled 5 In Touchpad Auto disable mode Touchpad becomes disabled automaticallv if USB or PS2 mouse is connected Press again to change touchpad modes Hotkevs to turn on off wireless devices including wireless LAN and Bluetooth Bluetooth is a sales Fn F6 option RE User setting available in OSD By default this combination is for turning Wireless LAN and Bluetooth on and off Fn F7 Monitor change When the computer is attached to an external monitor you can change the display output location with Fn F7 combination Fn F8 Power scheme change Refer to the Battery Miser help menu Fn F10 Shows System information Fan control function CPU Cooling Fan control mode Normal Silent for quiet operation Cool Fn F 11 ZA for fast spinning 16 Ch3 Svstem information Status indicators The svstem status indicators show the status of the computer 1 Num Lock Indicator By pressing Fn Num Lk keys you can enable the embedded numeric keypad By pressing Fn Num Lk keys again you can disable the embedded numeric keypad 2 Caps Lock Indicator Caps Lock indicator lights up when Caps Lock key is pressed When this indicator lights up you can type capital letters without pressing the Shift key 3 Hard disk
29. er window by clicking Start Control Panel Power Options and then check the total power remains Battery charging does not start until the power Meter shows that less than 95 of the total power remains under this condition the battery pack can charge to 100 of its capacity This protects the battery pack from being overcharged or from having a shortened life 2 To check the status of your batter move your cursor to the Power Meter icon in the icon tray of the Windows taskbar and wait for a moment but do not click and the percentage of battery power remaining is displayed To get detailed information about the battery double click the Power Meter icon Note If the battery pack becomes hot it may not be able to charge Remove it from the computer and Leave it at room temperature for a while After it cools down reinstall and recharge it 34 Ch4 Symptom to part index The Characteristics of the battery pack 1 Self discharge The battery gradually loses its power over time without ever being used 2 Periodic full discharge charge Frequent recharge of the battery pack can reduce the capacity of the battery pack When this happens you can perform the full discharge charge to improve the capacity You should perform periodic full discharge charge once every 30 60 days You should always use the battery until its power is low then fully charge the battery 3 Trickle charge If the temperature of the battery pack dr
30. ersion then automaticallv update EC first and reboot again 2 Type in Mode Name at the WIP ID then press Enter key You must use Capital Letter You can see the Model Name in ID Label at the bottom Case of PC M N LMXX XXXX 3 Type in Serial No at the WIP ID then press Enter key You must use Capital Letter You can see the Serial No in ID Label at the bottom Case of PC S N 412KIXXXXXXXX 13digits SERIAL SERIAL SERIAL MIP 1D 4128170218139 25 Ch3 Svstem information 4 Vou can see the BIOS flash process as below Phoenix Phlashi6 Utility Version 1 4 Build 57 Copyright c Phoenix Technologies Ltd 2882 Performing the following function Load Image file HUNTSF86 IMC J Verify interface information Backup system BIOS ROM J Check flash memory type s gt Flash memory block 6123 Save block Restore block Zero out block TEE Erase block I Program block 4444 Verifu block IA Flash programming complete Programmed Date Time Part Number 81 24 85 11 17 18 ish part 557451 7900 DeviceID 5a Mfr ID ume fenm RIMAMA with 18080 bytes 26 Ch3 Svstem information B BIOS Setup BIOS Basic Input and Output System Setup saves the system configuration in CMOS RAM and check the configurations during startup Use the BIOS Setup Utility to change and save the system environment hardware configurations power saving mode etc Open the BIOS Setup Utility in the
31. h1 Service information 1 4 Laser compliance statement When a CD ROM drive DVD drive or the other laser product is installed note the following Caution AN Use of controls or adjustments or performance of procedures other than those specified here in might result in hazardous radiation exposure Opening the CD ROM drive DVD ROM drive or the other optical storage device could result in exposure to hazardous laser radiation There are no serviceable parts inside those drives Do not open Danger AN Emits visible and invisible laser radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the bean 1 5 Backup Standby RTC battery safety information When replacing or disposing of the backup standby RTC battery note the following Caution There is the risk of explosion if the backup standby RTC battery is replaced by an incorrect type Dispose of used backup standby RTC battery according to your local ordinances or regulation
32. he symptoms change Replace only the part that changed the symptoms Caution The BIOS configuration on the computer you are servicing may have been customized Running Automatic Configuration my alter the settings Note the current configuration settings then when service has been completed verify that those settings remain in effect Strategy for replacing a hard disk drive You have to get a User s approval before formatting or replacing a hard disk drive You must let the User know that the user is responsible for the loss data Caution The drive startup sequence in the computer you are servicing may have been changed Be extremely careful during write operations such as copying saving or formatting If you select an incorrect drive data or programs can be overwritten Ch1 Service information 1 2 Safety notices Warning Before the computer is powered on after part FRU replacement make sure all screws springs and other small parts are in place and are not left loose inside the computer Verify this by shaking the computer and listening for rattling sounds Metallic parts or metal flakes can cause electrical shorts Warning some standby batteries contain a small amount of nickel and cadmium Do not disassemble a standby battery recharge it throw it into fire or water or short circuit it Dispose of the battery as required by local ordinances or regulations Use only the battery in the appr
33. nal charging 32 Ch4 Symptom to part index To check the AC adapter do the following Unplug the AC adapter cable from the computer KA Measure the output voltage at the plug of the 1 18 0 19 2 3 If the voltage is not correct remove the power code form AC adapter AC adapter cable See the following figure 4 10 seconds later connect the power code then measure the output voltage 5 If the voltage is not correct change the AC adapter 33 Ch4 Symptom to part index If the voltage is not correct replace the AC adapter If the voltage is acceptable do the following 1 Replace the system board 2 If the problem persists check the AC adapter whether it is correct product or not Note Noise from the AC adapter does not always indicate a defect Checking operational charging 1 To check whether the battery charges properly during operation use a discharged battery pack or a battery pack that has less than 50 of the total power remaining when installed in the computer Perform operational charging If the battery status indicator or icon does not turn on remove the battery does not turn on replace the battery pack 2 If the charge indicator still does not turn on replace the system board Then reinstall the battery pack Note Do not charge battery pack when its temperature is below 0 C or above 75 C Checking the battery pack 1 Open the Power Met
34. nformation to the factory default settings If you select Load Setup Defaults or press F9 Setup Confirmation asks you to confirm your selection Press Yes to load setup defaults Discard Changes Discard change value Save Changes Save change value 31 Ch4 Symptom to part index Chapter 4 Symptom to part index The symptom to part index in this section lists symptoms and errors and their possible causes The most likely cause is listed first Note If replacing a part FRU does not solve the problem put the original part back in the computer Do not replace a non defective FRU Power system checkout To verify a symptom do the following Power off the computer Remove the battery pack Connect the AC adapter 1 2 3 4 Check that power is supplied when you power on the computer 5 Power off the computer 6 Disconnect the AC adapter and install the charged battery pack 7 Check that the battery pack supplies power when you power on the computer If you suspect a power problem see the appropriate one of the following power supply checkouts 1 Checking the AC adapter 2 Checking the operational charging 3 Checking the battery pack 4 Checking the backup battery Checking the AC adapter If the power on indicator does not turn on check the power cord of the AC adapter for correct continuity and installation If the computer does not charge during operation go to Checking operatio
35. nt diskette eject button Fusses blown by attachment of a non supported device Forgotten computer password making the computer unusable Sticky keys caused by spilling a liquid onto the keyboard The following symptoms might indicate damage caused by non warranted activities Missing parts might be a symptom of unauthorized service or modification If the spindle of a hard disk drive becomes noisy it may have been subjected to excessive force or dropped 11 Ch2 Locations Chapter 2 Locations m Front view 15 m mrad rj E E e EE 0 JAL 7 Ever ee U 4 1 LCD Monitor 2 Kevboard 3 Touch pad 4 Using 5 in 1 XD SD MMC Memorv Stick Memorv Stick Pro Card 5 Touch pad button 6 Wireless LAN Bluetooth antenna The Mini PCI Wireless Lan Card is optional X Bluetooth is optional 12 Ch2 Locations B Left view 1 VGA Connector 2 Fan louvers 3 Securitv kevhole 4 USB Connector 5 Power button m Right view Volume up down mute button SRS button Headphone Connector S PDIF Microphone connector Line In connector USB Connector Modem connector LAN Connector 1 2 3 4 5 6 7 8 9 Power connector 13 Ch3 Svstem information Chapter 3 Svstem information E Specification Intel P M ULV Processor 733 753 1 1 1 2GHz Dothan 90nm 4
36. o update flash in Windows 1 Quit all running programs 2 Start WINPHLASH EXE F Phoenix WinPhlash phoenix WirPhlash Copyright c Phoenix Technologies Ltd 2000 2002 WinPhlash Operation Backup BIOS and Flash BIOS with new settings Advanced Settings Backup BIOS only BIOS Setting Locations Specify backup file for existing BIOS bios bak Browse Specify new BIOS file zbr2sf01 Browse WARNING Improper use of this program can cause your system to Do not use without proper instruction Version 1 4 Build 52 E wit Help 3 Select the procedure you want a Backup BIOS and Flash BIOS with new settings b Backup BIOS Only 4 Specify the locations for backup and new BIOS files in BIOS Setting Locations a Enter the name of the backup file for existing BIOS or click Browse to locate the file b Enter the name of the new BIOS file or click Browse to locate the file 5 Click Advanced Settings button to access the advanced settings 6 Click Flash BIOS button to start flash BIOS 7 Wait for the operation to complete WinPhlash may take one or two minutes to complete flash BIOS operation 20 Ch3 Svstem information ff Phoenix WinPhlash phoenix hnoloqies Ltd 2000 2002 y Please do not interrupt the application before it WinPhlash Operation completes the following tasks Backup Bl v Load new BIOS Advanced Settings C Backup Analyze
37. odule 1080 i HDD 1090 j Fan Assembly 1100 k 5 in 1 Card Reader 1110 Button Sub Board 1120 1 Remove a screw then disconnect the Bluetooth Connector FRU No Specification Qty 1SZZBA4017E M2 0 x L3 0 63 Ch5 Removing and replacing a part 2 Remove the Bluetooth Module 64 Ch5 Removing and replacing a part 1140 RTC Battery Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 g DMB Module 1070 h Display Module 1080 i HDD 1090 j Fan Assembly 1100 k 5 in 1 Card Reader 1110 Button Sub Board 1120 m Bluetooth Module 1130 1 Disconnect the RTC Connector 2 Remove the RTC Battery 65 Ch5 Removing and replacing a part 1150 Speaker Remove the following parts in order before replacing this part a Batterv Pack 1010 b Kevboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Kevdeck 1060 g DMB Module 1070 h Displav Module 1080 i HDD 1090 j Fan Assembiv 1100 k 5 in 1 Card Reader 1110 I Button Sub Board 1120 m Bluetooth Module 1130 n RTC Batterv 1140 1 Remove 4 screws then disconnect the Speaker Connectors FRU No Specification Qty 1SZZBA4017E M2 0 x L3 0 66 Ch5 Removing and replacing a part 2 Remove the Speakers
38. old and new BIOS compatibility v Read old BIOS BIOS Setting Locations Save old BIOS to backup file Specify backup file for exi Flash new BIOS bak Writing file bios _ Browse Specify new BIOS file PETTITT C WDocuments and Setti Browse WARNING N Improper use of this program can cause your Version 1 4 Build 52 system to fail Do not use without proper ul instruction Flash BIOS Exit Help 8 After the completion System BIOS was successfully updated appears on the screen then the computer restarts 9 After the restart make sure the system BIOS is updated 10 If your computer does not restart automatically turn off your computer and then turn it back on by pressing power button 21 Ch3 Svstem information m BIOS Release Process and Making Bootable CD 1 LGE Korea will send BIOS Image iso to each Service Centers when we have a new revision Please refer to the BIOS Table Document No SBE HA 01 for latest BIOS 2 Service center will make Bootable Image CD with Image file iso as below a Insert emptv disc to CD RW Drive and start Nero Burning ROM 8 Internet Set Program Access and Defaults W windows Catalog E mail Outlook Express Windows Update IM Accessories kt MSN 3 IM Games e Windows Media Play E LG Intelligent Update fan Nero fi Nero OEM A
39. opriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery Warning The battery pack contains small amounts of nickel Do not disassemble it throw it into fire or water or short circuit it Dispose of the battery pack as required by local ordinances or regulations Use only the battery in the appropriate parts listing when replacing the battery pack Use of an incorrect battery can result in ignition or explosion of the battery Warning If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands immediately was the affected areas with water for at least 15 minutes Seek medical care if any symptoms from the fluid are present after washing Warning To avoid shock do not remove the plastic cover that protects the lower part of the inverter card Warning Though the main batteries have low voltage a shorted or grounded battery can produce enough current to burn personnel or combustible materials Warning Before removing any part FRU turn off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cables Ch1 Service information 1 3 Safetv information General safetv Follow these rules to ensure general safetv Observe good housekeeping in the area of the machines during and after maintenance When lifting any heavy object 1 Ensure you can stand safely without
40. ops below 10 C the trickle charging begins The trickle charging may take 32 hours for the battery pack to be fully charged 35 Ch4 Symptom to part index To check the battery pack do the following 1 Power off the computer 2 Remove the battery pack and measure the voltage between battery terminals 1 and 5 See the following figure 0 12 6V 6 cell Ground T 3Kohm Ground 4 signal 3 If the voltage is still less than 11 1 V DC after recharging replace the battery 4 If the voltage is more than 11 1 DC measure the resistance between battery terminals 1 and 2 The resistance must be 2 to 4kQ typically 5 If the resistance is not correct replace the battery pack If the resistance is correct replace the system board Note Charging will take at least 3 hours Note Battery is an expendable supplier so its capacity and used time can be reduced by using the computer 36 Ch4 Symptom to part index B Numeric error codes Symptom Error FRU or action in sequence 0200 Fixed disk failure The hard disk is not working 0210 Stuck Key error 0211 Keyboard error 0212 Keyboard Controller Failed 0220 Monitor type error Monitor type does not match the one specified in CMOS 0230 System RAM error System RAM Failed at offset 0231 Shadow RAM error Shadow RAM failed at offset 0232 Extended RAM error Extended RAM Failed
41. r the error log and run the test again If the error does not recur do not replace the FRU Be careful not to replace a non defective FRU What to do first You must fill out the record form first During the warrantv period the customer mav be responsible for repair costs if the computer damage was caused bv misuse accident modification unsuitable phvsical or operating environment or improper maintenance by the customer The following list provides some common items that are not covered under warrantv and some svmptoms that might indicate that the svstem was subjected to stress bevond normal use Before checking problems with computer determine whether the damage is covered under the warrantv referring to the following 10 Ch1 Service information The followings are not covered under warranty CD panel cracked from the application of excessive force or from being dropped Scratched cosmetic parts Distortion deformation or discoloration of the cosmetic parts Cracked or broken plastic parts broken latches broken pins or broken connectors caused by excessive force Damage caused by liquid spilled into system Damage caused by improper insertion of a PC Card or the installation of an incompatible card Damage caused foreign material in the diskette drive Diskette drive damage caused by pressure on the diskette drive cover or by the insertion of a diskette with multiple labels Damaged or be
42. rk on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Caution Another person must be there to switch off the power if necessarv Use only one hand when working with powered on electrical equipment Keep the other hand in your pocket or behind your back Caution AN An electrical shock can occur only when there is a complete circuit By observing the above rule you may prevent a current from through your body When using testers set the controls correctly and use the approved probe leads and accessories for that tester Ch1 Service information Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and machine frames Observe the special safety precautions when you work with very high voltages These instructions are in the safety sections of maintenance information Use extreme care when measuring high voltages Regularly inspect and maintain your electrical hand tools for safe operational condition Do not use worn or broken tools and testers Never assume that power has been disconnected from a circuit First check that it has been powered off Always look carefully for possible hazards in your work area Examples of these hazards are moist floors non grounded power extension cables power surges and missing safety grounds
43. s been changed re create the hibernation file Thermal sensing Svstem board 40 Ch4 Symptom to part index LCD related symptoms Note Before removing or disassembling LCD power off the computer unplug all power cords from electrical outlets remove the battery pack also Symptom Error FRU or action in sequence LCD screen becomes dark suddenly Check out Battery Miser Nothing displayed on LCD screen Check out Battery Miser 2 Choose Never in the Turn off Monitor item on Power Options Properties Check the power save mode switch if it is pressed by something Check the System is in standby or hibernation mode LCD backlight not working Reconnect inverter to the board connector LCD too dark Replace inverter LCD brightness cannot be adjusted LCD assembly System board LCD color cannot be adjusted Reset all LCD connectors LCD screen abnormal Replace LCD cable Characters missing pixels LCD assembly LCD screen unreadable System board Wrong color displayed Horizontal or vertical lines displayed LCD assembly on LCD Power on indicator on and a blank LCD LCD assembly during POST System board 41 Ch4 Symptom to part index Indeterminate problems You are here because the diagnostic tests did not identify which adapter or device failed wrong devices are installed a short circuit is suspected or the system is inoperative Follow thes
44. s loose or missing hardware Refer to the following checklist and begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Power off the computer Disconnect the power cord 3 Check the power cord for a A third wire ground connector in good condition Use a meter to measure third wire ground continuity for 0 1 Q or less between the external ground pin and frame ground b The power cord should be the type specified in the parts list c Insulation must not be frayed or worn 4 Remove the cover 5 Check for any obvious non LG alterations Use good judgment as to the safety of any non LG alterations 6 Check inside the unit for any obvious unsafe conditions such as metal filings contamination water or other liquids or signs of fire or smoke damage 7 Check for worn frayed or pinched cables 8 Check that the power supply cover fasteners screw or rivets have not been removed or tampered with Ch1 Service information Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD ESD damage can occur when there is a difference in charge between objects Protect against ESD damage by equalizing the charge so that the machine the part the work mat and the person handling the part are all
45. sconnect the Fan Assembly Connector GM 4 screws PM 6 screws FRU No Specification nz 1SZZBA4017E M2 0 x L3 0 a 2 Remove the Fan Assembly 60 Ch5 Removing and replacing a part 1110 5 in 1 Card Reader Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 g DMB Module 1070 h Display Module 1080 i HDD 1090 j Fan Assembly 1100 1 Remove 5 screws No FRU No Specification 1SZZBA4017E M2 0 x L3 0 2 Remove the 5 in 1 Card Reader 61 Ch5 Removing and replacing a part 1120 Button Sub Board Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 g DMB Module 1070 h Display Module 1080 i HDD 1090 j Fan Assembly 1100 k 5 in 1 Card Reader 1110 1 Remove 2 screws then disconnect the Button Sub Board Connector No FRU No Specification Qty 1SZZBA4017E M2 0 x L3 0 2 Remove the Button Sub Board 62 Ch5 Removing and replacing a part 1130 Bluetooth Module Remove the following parts in order before replacing this part a Battery Pack 1010 b Keyboard 1020 c WLAN Card 1030 d MDC Card 1040 e Micro DIMM 1050 f Keydeck 1060 g DMB Module 1070 h Display M
46. uter CD Image nra HFS CD Compilation nhf All Nero compilations and Images il mass les oni Soc File name All Files My Documents My Network Files of type gt Nero Express Open B Desktop Documents 3 My Computer My Recent 3 Network Places Documents Documents Computer 8105050217 Network Files of type Image Files lt 23 Ch3 Svstem information e Tab Next then burning will be started 2 Nero Express Image recording Write a premastered image Image file and Settings ehdry D esktopiB 0 505021 7 iso m Destination drive amp E HL DT ST Aw DYD GCC 4243N CD R RW Writing speed 24s 3 800 KB s Number of copies 2 Burning Process Please wait Time Event 11 39 47 PM Caching of files started 11 39 47 PM Caching of files completed 11 39 47 PM ated at 24 11 40 20 SER TET Current phase informatio W Burn process completed successfully at 24x 3 600 KB s Writing at 24x 3 600 KB s Recorder Action Buffer Level _ Recorder State HL DT ST Rw DYD GC Idle C Ready 24 Ch3 Svstem information BIOS EC Flash Process 1 Insert Bootable CD in PC and Turn it on then PC will boot DOS mode as below If the EC is not correct or old v
47. vice reinstall all safety shields guards labels and ground wires Replace any safety device that is worn or defective Reinstall all covers correctly before returning the machine to the customer AN Caution Metal objects are good electrical conductors Ch1 Service information E Electrical safety Observe the following rules when working on electrical equipment Important Use only approved tools and test equipment Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents Many customers have near their equipment rubber floor mats that contain small conductive fibers to decrease electrostatic discharges Do not use this type of mat to protect yourself from electrical shock Find the room emergency power off switch disconnecting switch or electrical outlet If an electrical outlet If an electrical accident occurs you can then operate the switch or unplug the power cord quickly Do not work alone under hazardous conditions or near equipment that has hazardous voltages Disconnect all power before 1 Performing a mechanical inspection 2 Working near power supplies 3 Removing or installing main units Before you start to work on the machine unplug the power If you cannot unplug it ask the customer to power off the wall box that supplies power to the machine and to lock the wall box in the off position If you need to wo

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