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    INTEL MOTHERBOARD REPAIR Search Results

    INTEL MOTHERBOARD REPAIR Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    EN80C188XL-12 Rochester Electronics LLC 80C188XL - MPU Intel 186 CISC 16-Bit Visit Rochester Electronics LLC Buy
    EN80C188XL-20 Rochester Electronics LLC 80C188XL - MPU Intel 186 CISC 16-Bit Visit Rochester Electronics LLC Buy
    MD82C288-10/R Rochester Electronics LLC Replacement for Intel part number MD82C288-10. Buy from authorized manufacturer Rochester Electronics. Visit Rochester Electronics LLC Buy
    MD87C51/BQA Rochester Electronics LLC Replacement for Intel part number 5962-8768401QA. Buy from authorized manufacturer Rochester Electronics. Visit Rochester Electronics LLC Buy
    MG87C196KC/B Rochester Electronics LLC Replacement for Intel part number MG87C196KC. Buy from authorized manufacturer Rochester Electronics. Visit Rochester Electronics LLC Buy

    INTEL MOTHERBOARD REPAIR Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    gigabyte MOTHERBOARD CIRCUIT diagram

    Abstract: J9A2 pin out DELL dell circuit diagram of motherboard motherboard repair Chip level for intel motherboard latest computer motherboard circuit diagram motherboard n232 OM07757 intel E139761 motherboard PC MOTHERBOARD CIRCUIT diagram intel 810 free circuit diagram of compaq motherboard
    Text: Intel CA810 Motherboard Technical Product Specification May 1999 Order Number 733082-001 The Intel CA810 motherboard may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized


    Original     		PDF CA810 8C1A100A gigabyte MOTHERBOARD CIRCUIT diagram J9A2 pin out DELL dell circuit diagram of motherboard motherboard repair Chip level for intel motherboard latest computer motherboard circuit diagram motherboard n232 OM07757 intel E139761 motherboard PC MOTHERBOARD CIRCUIT diagram intel 810 free circuit diagram of compaq motherboard

    mobile MOTHERBOARD CIRCUIT diagram

    Abstract: usb to WiFi adapter circuit diagram mobile repair tutorial I7 motherboard circuit diagram ddr3 MTBF intel motherboard repair intel motherboard circuit diagram rPGA-989 3g mobile MOTHERBOARD CIRCUIT diagram usb WiFi circuit diagram
    Text: MATXM-CORE-411-WR Embedded Development Kit for MicroATX Motherboard PRELIMINARY DATA SHEET MicroATX motherboard offers significant performance and power-saving options nn rPGA989 socket Socket G with Intel Core i7 processor at 2.66 GHz nn One 2GB DDR SO-DIMM


    Original     		PDF MATXM-CORE-411-WR rPGA989 MATXM-CORE-411-WR) MATXMCORE411WR-D0 mobile MOTHERBOARD CIRCUIT diagram usb to WiFi adapter circuit diagram mobile repair tutorial I7 motherboard circuit diagram ddr3 MTBF intel motherboard repair intel motherboard circuit diagram rPGA-989 3g mobile MOTHERBOARD CIRCUIT diagram usb WiFi circuit diagram

    PC MOTHERBOARD SERVICE MANUAL

    Abstract: PC MOTHERBOARD repair MANUAL EP-M845B IP-4GVI63 PC MOTHERBOARD troubleshooting PC MOTHERBOARD SERVICE MANUAL intel intel MOTHERBOARD SERVICE MANUAL IP-4GVI20 intel 4gvi63 motherboard repair intel motherboard repair
    Text: Graphic Driver Installation Instructions for Motherboard: EP-M845B, IP-4GVI63 and IP-4GVI20 for Intel Pentium 4 with Onboard Graphic for Operating Systems: Microsoft Windows NT 4.0, Windows 2000 and Windows XP Version: Date: 1.0 2008-02-05 General Notes General Notes


    Original     		PDF EP-M845B, IP-4GVI63 IP-4GVI20 PC MOTHERBOARD SERVICE MANUAL PC MOTHERBOARD repair MANUAL EP-M845B PC MOTHERBOARD troubleshooting PC MOTHERBOARD SERVICE MANUAL intel intel MOTHERBOARD SERVICE MANUAL intel 4gvi63 motherboard repair intel motherboard repair

    atxpwr1

    Abstract: W83627HF-AW motherboard printer circuit usb connecter diagram jlvds1 CH7009A atx connecter amd chipset motherboard repair 855GME VT1616 W83627HF
    Text: Mini-ITX AIMB-250 Series Intel Pentium® M / Celeron® M Mini ITX Motherboard User’s Manual 1st Ed – January 2007 AIMB-250 Series FCC Statement THIS DEVICE COMPLIES WITH PART 15 FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS: 1 THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE.


    Original     		PDF AIMB-250 00-1fh Manual105 atxpwr1 W83627HF-AW motherboard printer circuit usb connecter diagram jlvds1 CH7009A atx connecter amd chipset motherboard repair 855GME VT1616 W83627HF

    PC MOTHERBOARD SERVICE MANUAL

    Abstract: manual motherboard canada ices 003 class b motherboard canada ices 003 motherboard canada ices 003 class b B103 analog joystick desktop PC MOTHERBOARD SERVICE MANUAL PC MOTHERBOARD CIRCUIT MANUAL motherboard canada ices 003 celeron CONFIGURATION BIOS AMI es1373
    Text: BL440ZX Motherboard Technical Product Specification December 1998 Order Number 726092-001 The BL440ZX motherboard may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata


    Original     		PDF BL440ZX PC MOTHERBOARD SERVICE MANUAL manual motherboard canada ices 003 class b motherboard canada ices 003 motherboard canada ices 003 class b B103 analog joystick desktop PC MOTHERBOARD SERVICE MANUAL PC MOTHERBOARD CIRCUIT MANUAL motherboard canada ices 003 celeron CONFIGURATION BIOS AMI es1373

    motherboard repair Chip level

    Abstract: ATI Rage pro turbo agp rage pro turbo agp PC MOTHERBOARD SERVICE MANUAL MOTHERBOARD repair motherboard canada ices 003 motherboard canada ices 003 class b cpu motherboard repair Chip level motherboard repair Chip level for intel motherboard es1371
    Text: OC440LX Motherboard Technical Product Specification August 1998 Order Number 702586-001 The OC440LX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF OC440LX 64-and 72-bit) motherboard repair Chip level ATI Rage pro turbo agp rage pro turbo agp PC MOTHERBOARD SERVICE MANUAL MOTHERBOARD repair motherboard canada ices 003 motherboard canada ices 003 class b cpu motherboard repair Chip level motherboard repair Chip level for intel motherboard es1371

    ATI Rage IIC AGP

    Abstract: PC MOTHERBOARD SERVICE MANUAL manual motherboard canada ices 003 class b motherboard canada ices 003 motherboard canada ices 003 class b MOTHERBOARD repair motherboard canada ices 003 celeron ATI B170 toshiba a10 motherboard dell E139761 manual
    Text: KU440EX Motherboard Technical Product Specification May 1998 Order Number 704768-001 The KU440EX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are documented in the KU440EX Motherboard Specification Update.


    Original     		PDF KU440EX 64-bit) ATI Rage IIC AGP PC MOTHERBOARD SERVICE MANUAL manual motherboard canada ices 003 class b motherboard canada ices 003 motherboard canada ices 003 class b MOTHERBOARD repair motherboard canada ices 003 celeron ATI B170 toshiba a10 motherboard dell E139761 manual

    dell E139761 manual

    Abstract: PC MOTHERBOARD ibm rev 1.2 SERVICE MANUAL free e139761 E139761 manual PC MOTHERBOARD SERVICE MANUAL 865 PC MOTHERBOARD SERVICE MANUAL PC MOTHERBOARD ibm rev 1.5 SERVICE MANUAL free DELL E139761 PC MOTHERBOARD ibm rev 2.1 SERVICE MANUAL free MOTHERBOARD repair
    Text: MP440BX Motherboard Technical Product Specification April 1998 Order Number 694605-001 The MP440BX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF MP440BX dell E139761 manual PC MOTHERBOARD ibm rev 1.2 SERVICE MANUAL free e139761 E139761 manual PC MOTHERBOARD SERVICE MANUAL 865 PC MOTHERBOARD SERVICE MANUAL PC MOTHERBOARD ibm rev 1.5 SERVICE MANUAL free DELL E139761 PC MOTHERBOARD ibm rev 2.1 SERVICE MANUAL free MOTHERBOARD repair

    MOTHERBOARD repair

    Abstract: motherboard repair Chip level motherboard repair Chip level for intel motherboard cpu motherboard repair Chip level motherboard canada ices 003 e139761* beep codes INTEL 82440LX motherboard dimensions motherboard canada ices 003 class b e139761 pc motherboard canada ices 003 class b
    Text: LM440LX NLX Motherboard Technical Product Specification October 1997 Order Number 685521-001 The LM440LX NLX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are documented in the LM440LX NLX Motherboard Specification Update.


    Original     		PDF LM440LX LM440LX 64-bit) 64-bit 72-bit) 72-bit MOTHERBOARD repair motherboard repair Chip level motherboard repair Chip level for intel motherboard cpu motherboard repair Chip level motherboard canada ices 003 e139761* beep codes INTEL 82440LX motherboard dimensions motherboard canada ices 003 class b e139761 pc motherboard canada ices 003 class b

    intel chipset 945 motherboard repair circuit

    Abstract: intel chipset 945 motherboard repair PC MOTHERBOARD ibm rev 1.6 SERVICE MANUAL free manual motherboard canada ices 003 class b PC MOTHERBOARD SERVICE MANUAL e139761 MOTHERBOARD repair desktop PC MOTHERBOARD SERVICE MANUAL Intel AB440ZX PC MOTHERBOARD ibm rev 1.5 SERVICE MANUAL free
    Text: AB440ZX Motherboard Technical Product Specification February 1999 Order Number: 728041-001 The AB440ZX motherboard may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata


    Original     		PDF AB440ZX intel chipset 945 motherboard repair circuit intel chipset 945 motherboard repair PC MOTHERBOARD ibm rev 1.6 SERVICE MANUAL free manual motherboard canada ices 003 class b PC MOTHERBOARD SERVICE MANUAL e139761 MOTHERBOARD repair desktop PC MOTHERBOARD SERVICE MANUAL Intel AB440ZX PC MOTHERBOARD ibm rev 1.5 SERVICE MANUAL free

    PC MOTHERBOARD SERVICE MANUAL

    Abstract: ATI Rage pro turbo agp rage pro turbo agp motherboard repair Chip level intel 945 motherboard repair MOTHERBOARD repair impactv motherboard canada ices 003 celeron mu440ex v1 ImpacTV2
    Text: MU440EX Motherboard Technical Product Specification April 1998 Order Number 701003-001 The MU440EX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF MU440EX 64-and 72-bit) PC MOTHERBOARD SERVICE MANUAL ATI Rage pro turbo agp rage pro turbo agp motherboard repair Chip level intel 945 motherboard repair MOTHERBOARD repair impactv motherboard canada ices 003 celeron mu440ex v1 ImpacTV2

    VRM Section of laptop Motherboard

    Abstract: laptop motherboard repair Chip level E186194 dell laptop battery pinout laptop motherboard repair intel chipset g 41 motherboard repair circuit toshiba Motherboards laptop layout toshiba a10 laptop motherboard laptop motherboard intel motherboard repair
    Text: MS440GX Motherboard Technical Product Specification June 1998 Order Number 710790-001 The MS440GX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are documented in the MS440GX Motherboard Specification Update.


    Original     		PDF MS440GX VRM Section of laptop Motherboard laptop motherboard repair Chip level E186194 dell laptop battery pinout laptop motherboard repair intel chipset g 41 motherboard repair circuit toshiba Motherboards laptop layout toshiba a10 laptop motherboard laptop motherboard intel motherboard repair

    PC MOTHERBOARD CIRCUIT diagram

    Abstract: free circuit diagram of motherboard computer motherboard circuit diagram PC MOTHERBOARD SERVICE MANUAL INTEL 82440LX motherboard dimensions manual motherboard canada ices 003 class b motherboard canada ices 003 compaq 435 motherboard diagram motherboard canada ices 003 class b circuit diagram of motherboard
    Text: NX440LX Motherboard Technical Product Specification August, 1997 Order Number 674633-001 The NX440LX motherboard may contain design defects or errors known as errata. Characterized errata that may cause the NX440LX motherboard’s behavior to deviate from


    Original     		PDF NX440LX PC MOTHERBOARD CIRCUIT diagram free circuit diagram of motherboard computer motherboard circuit diagram PC MOTHERBOARD SERVICE MANUAL INTEL 82440LX motherboard dimensions manual motherboard canada ices 003 class b motherboard canada ices 003 compaq 435 motherboard diagram motherboard canada ices 003 class b circuit diagram of motherboard

    PC MOTHERBOARD CIRCUIT diagram

    Abstract: PC MOTHERBOARD SERVICE MANUAL free circuit diagram of motherboard computer motherboard circuit diagram motherboard canada ices 003 circuit diagram of motherboard MOTHERBOARD repair manual motherboard canada ices 003 class b motherboard canada ices 003 class b PC MOTHERBOARD CIRCUIT MANUAL 440bx E139761
    Text: JN440BX Motherboard Technical Product Specification April, 1998 Order Number 699414-001 The JN440BX motherboard may contain design defects or errors known as errata. Characterized errata that may cause the JN440BX motherboard’s behavior to deviate from published specifications are documented in the JN440BX Motherboard Specification Update.


    Original     		PDF JN440BX 72-bit) PC MOTHERBOARD CIRCUIT diagram PC MOTHERBOARD SERVICE MANUAL free circuit diagram of motherboard computer motherboard circuit diagram motherboard canada ices 003 circuit diagram of motherboard MOTHERBOARD repair manual motherboard canada ices 003 class b motherboard canada ices 003 class b PC MOTHERBOARD CIRCUIT MANUAL 440bx E139761

    intel chipset 945 motherboard repair

    Abstract: intel chipset 945 motherboard repair circuit PC MOTHERBOARD SERVICE MANUAL motherboard repair Chip level MOTHERBOARD repair desktop PC MOTHERBOARD SERVICE MANUAL manual motherboard canada ices 003 class b toshiba Motherboards laptop layout testing motherboards using multi meter Motherboards laptop layout
    Text: SE440BX-2 Motherboard Technical Product Specification September 1998 Order Number: 721632-001 The SE440BX-2 motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF SE440BX-2 64-and 72-bit) intel chipset 945 motherboard repair intel chipset 945 motherboard repair circuit PC MOTHERBOARD SERVICE MANUAL motherboard repair Chip level MOTHERBOARD repair desktop PC MOTHERBOARD SERVICE MANUAL manual motherboard canada ices 003 class b toshiba Motherboards laptop layout testing motherboards using multi meter Motherboards laptop layout

    PC MOTHERBOARD CIRCUIT diagram

    Abstract: 945 MOTHERBOARD CIRCUIT diagram free circuit diagram of motherboard gigabyte 945 motherboard power supply diagram PC intel 945 MOTHERBOARD CIRCUIT diagram gigabyte PC MOTHERBOARD CIRCUIT diagram gigabyte MOTHERBOARD CIRCUIT diagram intel chipset 945 motherboard repair PC MOTHERBOARD SERVICE MANUAL circuit diagram of motherboard
    Text: RC440BX Motherboard Technical Product Specification September 1998 Order Number 713832-001 The RC440BX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF RC440BX Specific/SMBIOS21 PC MOTHERBOARD CIRCUIT diagram 945 MOTHERBOARD CIRCUIT diagram free circuit diagram of motherboard gigabyte 945 motherboard power supply diagram PC intel 945 MOTHERBOARD CIRCUIT diagram gigabyte PC MOTHERBOARD CIRCUIT diagram gigabyte MOTHERBOARD CIRCUIT diagram intel chipset 945 motherboard repair PC MOTHERBOARD SERVICE MANUAL circuit diagram of motherboard

    PC MOTHERBOARD SERVICE MANUAL

    Abstract: PC MOTHERBOARD CIRCUIT MANUAL 440bx E139761 manual motherboard canada ices 003 class b intel chipset 945 motherboard repair circuit desktop PC MOTHERBOARD SERVICE MANUAL motherboard canada ices 003 class b DELL Front Panel I/O intel chipset 945 motherboard repair 945 MOTHERBOARD intel motherboard display problem repairing
    Text: SE440BX Motherboard Technical Product Specification March, 1998 Order Number: 691141-001 The SE440BX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF SE440BX 64-and 72-bit) PC MOTHERBOARD SERVICE MANUAL PC MOTHERBOARD CIRCUIT MANUAL 440bx E139761 manual motherboard canada ices 003 class b intel chipset 945 motherboard repair circuit desktop PC MOTHERBOARD SERVICE MANUAL motherboard canada ices 003 class b DELL Front Panel I/O intel chipset 945 motherboard repair 945 MOTHERBOARD intel motherboard display problem repairing

    AMI BIOS BEEP CODES

    Abstract: j9g1 DELL Front Panel j9h2 intel chipset 945 motherboard repair intel chipset 945 motherboard repair circuit toshiba bios DELL Front Panel j9g2 BI440ZX amibios version 1.19 dell E139761 manual
    Text: BI440ZX Motherboard Technical Product Specification November 1998 Order Number 726089-001 The BI440ZX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF BI440ZX AMI BIOS BEEP CODES j9g1 DELL Front Panel j9h2 intel chipset 945 motherboard repair intel chipset 945 motherboard repair circuit toshiba bios DELL Front Panel j9g2 amibios version 1.19 dell E139761 manual

    intel chipset 945 motherboard repair

    Abstract: SE440BX-3 IBM motherboard socket 478 rev 1.6 intel chipset 945 motherboard repair circuit motherboard repair Chip level PC MOTHERBOARD CIRCUIT MANUAL 440bx E139761 Motherboard dell SE440BX-3 PC MOTHERBOARD SERVICE MANUAL Motherboard dell YMF724
    Text: SE440BX-3 Motherboard Technical Product Specification February 1999 Order Number: 726984-001 The SE440BX-3 motherboard may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata


    Original     		PDF SE440BX-3 intel chipset 945 motherboard repair IBM motherboard socket 478 rev 1.6 intel chipset 945 motherboard repair circuit motherboard repair Chip level PC MOTHERBOARD CIRCUIT MANUAL 440bx E139761 Motherboard dell SE440BX-3 PC MOTHERBOARD SERVICE MANUAL Motherboard dell YMF724

    DELL Front Panel j9h2

    Abstract: ES1373 CREATIVE ES1373 Sound Blaster intel chipset 945 motherboard repair circuit intel chipset 945 motherboard repair 8254 aa DELL Front Panel j9g2 ATI Rage 128 CONFIGURATION BIOS AMI ATI Rage pro turbo agp
    Text: FJ440ZX Motherboard Technical Product Specification January 1999 Order Number 726090-001 The FJ440ZX motherboard may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata


    Original     		PDF FJ440ZX DELL Front Panel j9h2 ES1373 CREATIVE ES1373 Sound Blaster intel chipset 945 motherboard repair circuit intel chipset 945 motherboard repair 8254 aa DELL Front Panel j9g2 ATI Rage 128 CONFIGURATION BIOS AMI ATI Rage pro turbo agp

    945 MOTHERBOARD CIRCUIT diagram

    Abstract: PC MOTHERBOARD CIRCUIT diagram free circuit diagram of motherboard gigabyte 945 motherboard power supply diagram PC intel 945 MOTHERBOARD CIRCUIT diagram DELL Front Panel j9h2 computer motherboard circuit diagram gigabyte MOTHERBOARD CIRCUIT diagram gigabyte PC MOTHERBOARD CIRCUIT diagram power supply ATX 2.03 450 WATT
    Text: SR440BX Motherboard Technical Product Specification February 1999 Order Number 732534-001 The SR440BX motherboard may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata


    Original     		PDF SR440BX 945 MOTHERBOARD CIRCUIT diagram PC MOTHERBOARD CIRCUIT diagram free circuit diagram of motherboard gigabyte 945 motherboard power supply diagram PC intel 945 MOTHERBOARD CIRCUIT diagram DELL Front Panel j9h2 computer motherboard circuit diagram gigabyte MOTHERBOARD CIRCUIT diagram gigabyte PC MOTHERBOARD CIRCUIT diagram power supply ATX 2.03 450 WATT

    945 MOTHERBOARD CIRCUIT diagram

    Abstract: PC intel 945 MOTHERBOARD CIRCUIT diagram PC MOTHERBOARD CIRCUIT diagram computer motherboard circuit diagram DELL E139761 ymf704-s e139761 free circuit diagram of motherboard dell D400 power circuit diagram application latest computer motherboard circuit diagram
    Text: AL440LX Motherboard Technical Product Specification August 1997 Order Number 677028-001 The AL440LX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF AL440LX 945 MOTHERBOARD CIRCUIT diagram PC intel 945 MOTHERBOARD CIRCUIT diagram PC MOTHERBOARD CIRCUIT diagram computer motherboard circuit diagram DELL E139761 ymf704-s e139761 free circuit diagram of motherboard dell D400 power circuit diagram application latest computer motherboard circuit diagram

    DELL Front Panel foxconn ls 36

    Abstract: foxconn motherboard ls 36 foxconn ls 36 BIOS BEEP CODES Motherboard Foxconn LS 36 intel motherboard display problem repairing foxconn ls 36 motherboard front panel connector foxconn LS 36 Motherboard Foxconn LS 36 rev a01 AC POWER SWITCH foxconn ls 36 latest laptop motherboard circuit diagram
    Text: DK440LX Motherboard Technical Product Specification October 1997 Order Number 682717-001 The DK440LX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF DK440LX DELL Front Panel foxconn ls 36 foxconn motherboard ls 36 foxconn ls 36 BIOS BEEP CODES Motherboard Foxconn LS 36 intel motherboard display problem repairing foxconn ls 36 motherboard front panel connector foxconn LS 36 Motherboard Foxconn LS 36 rev a01 AC POWER SWITCH foxconn ls 36 latest laptop motherboard circuit diagram

    PC MOTHERBOARD SERVICE MANUAL

    Abstract: manual motherboard canada ices 003 class b motherboard canada ices 003 motherboard canada ices 003 class b transistor PNP A124 dell ls 36 motherboard manual s3 virge gx A143* PNP switching transistor transistor D400 pin OUT MOTHERBOARD repair
    Text: CN430TX Motherboard Technical Product Specification August, 1997 Order Number 677606-001 The CN430TX motherboard may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized


    Original     		PDF CN430TX PC MOTHERBOARD SERVICE MANUAL manual motherboard canada ices 003 class b motherboard canada ices 003 motherboard canada ices 003 class b transistor PNP A124 dell ls 36 motherboard manual s3 virge gx A143* PNP switching transistor transistor D400 pin OUT MOTHERBOARD repair