Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    MPGA478B RETENTION Search Results

    MPGA478B RETENTION Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    70017-001LF Amphenol Communications Solutions Din Accessory, Backplane Connectors, Shroud 3x32 Back Side, High Retention Visit Amphenol Communications Solutions
    10042618-002 Amphenol Communications Solutions PCI Express® GEN 1 Card Edge, Storage and Server Connector, x16 Graphics Card Retention Mechanism. Visit Amphenol Communications Solutions
    10125878-202001ALF Amphenol Communications Solutions BergStik®, Board to Board connector, Unshrouded Vertical Header, Through Hole, Single row , Self Retention, 2 Positions, 2.54mm (0.100in) Pitch Visit Amphenol Communications Solutions
    50428-X225XLF Amphenol Communications Solutions High Pin Count, Backplane Connectors, Shroud-Retentive, Vertical, 3 Row, 225 Positions, 0 Guide Pin, 2.54mm (0.100in) Pitch Visit Amphenol Communications Solutions
    50431-X160XLF Amphenol Communications Solutions High Pin Count Backplane Connectors, Shroud-Retentive, Vertical, 4 Row, 160 Positions, 0 Guide Pin, 2.54mm (0.100in) Pitch Visit Amphenol Communications Solutions

    MPGA478B RETENTION Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    mpga478b motherboard

    Abstract: Celeron D 315 c33218 Intel Celeron Processor mpga478b mpga478b motherboard fan Celeron D 315 c33218 intel mpga478b MOTHERBOARD mpga478b motherboard component layout foxconn motherboard foxconn mPGA478
    Text: Intel Celeron® D Processor for Embedded Applications Thermal Design Guide June 2004 Reference Number: 302647-001 Contents INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN


    Original     		PDF

    mpga478b motherboard diagram

    Abstract: manual 865gv motherboard manual mpga478b motherboard mpga478b manual mPGA478A mpga478b motherboard 865PE intel mpga478b MOTHERBOARD SERVICE MANUAL pentium4 mPGA479
    Text: Intel Pentium® 4 Processor on 90 nm Process Datasheet 2.80 GHz – 3.40 GHz Frequencies Supporting Hyper-Threading Technology1 for All Frequencies with 800 MHz Front Side Bus February 2005 Document Number: 300561-003 INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY


    Original     		PDF

    manual mpga478b motherboard

    Abstract: mpga478b motherboard diagram mpga478b INTEL 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard intel mpga478b MOTHERBOARD MANUAL Socket 478 VID pinout intel mpga478b MOTHERBOARD SERVICE MANUAL PGA zif socket 478 298643
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process at 2 GHz, 2.20 GHz, 2.26 GHz, 2.40 GHz, 2.50 GHz, 2.53 GHz, 2.60 GHz, 2.66 GHz, and 2.80 GHz Datasheet Product Features • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.20 GHz, 2.26 GHz,


    Original     		PDF 512-KB manual mpga478b motherboard mpga478b motherboard diagram mpga478b INTEL 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard intel mpga478b MOTHERBOARD MANUAL Socket 478 VID pinout intel mpga478b MOTHERBOARD SERVICE MANUAL PGA zif socket 478 298643

    mpga478b motherboard

    Abstract: intel mpga478b MOTHERBOARD mpga478b motherboard component layout C33218 mpga478b FC-mPGA4 mpga478b components motherboard mPGA478 circuit mpga478b pcb layout mpga478b parts
    Text: Intel Pentium® 4 Processor on 90 nm Process for Embedded Applications Thermal Design Guide November 2004 Reference Number: 300886-002 Contents INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY


    Original     		PDF

    manual mpga478b motherboard

    Abstract: mpga478b motherboard intel mpga478b MOTHERBOARD installation MANUAL mpga478b motherboard diagram intel pentium 478 VID0 VID1 845 MOTHERBOARD CIRCUIT diagram computer motherboard circuit diagram 2001-2002 pin diagram intel pentium4 29864 INTEL 845 MOTHERBOARD CIRCUIT diagram
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process at 2 GHz – 3.06 GHz, with Support for Hyper-Threading Technology1 at 3.06 GHz Datasheet • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.20 GHz, 2.26 GHz, 2.40 GHz, 2.50 GHz, 2.53 GHz, 2.60 GHz,


    Original     		PDF 512-KB 478-pin manual mpga478b motherboard mpga478b motherboard intel mpga478b MOTHERBOARD installation MANUAL mpga478b motherboard diagram intel pentium 478 VID0 VID1 845 MOTHERBOARD CIRCUIT diagram computer motherboard circuit diagram 2001-2002 pin diagram intel pentium4 29864 INTEL 845 MOTHERBOARD CIRCUIT diagram

    manual 865gv motherboard

    Abstract: intel mpga478b MOTHERBOARD installation MANUAL intel mpga478b MOTHERBOARD MANUAL mPGA478B vcc mpga478b manual 30056* intel mpGA478b intel mpga478b MOTHERBOARD SERVICE MANUAL
    Text: Intel Pentium® 4 Processor on 90 nm Process Datasheet 2.80 GHz – 3.40 GHz Frequencies Supporting Hyper-Threading Technology1 for All Frequencies with 800 MHz Front Side Bus • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2.80A/E GHz, 3E GHz, 3.20E GHz, and 3.40E GHz


    Original     		PDF 32-bit 478-Pin manual 865gv motherboard intel mpga478b MOTHERBOARD installation MANUAL intel mpga478b MOTHERBOARD MANUAL mPGA478B vcc mpga478b manual 30056* intel mpGA478b intel mpga478b MOTHERBOARD SERVICE MANUAL

    manual mpga478b motherboard

    Abstract: mpga478b motherboard mpga478b motherboard manual mpga478b retention 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard diagram pentium PGA 423 MOTHERBOARD CIRCUIT diagram socket 478 pinout bsel mpGA478b intel socket 423 pin assignments
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process at 2 GHz, 2.20 GHz, 2.26 GHz, 2.40 GHz, and 2.53 GHz Datasheet Product Features • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.20 GHz, 2.26 GHz, 2.40 GHz, and 2.53 GHz Binary compatible with applications running


    Original     		PDF 512-KB manual mpga478b motherboard mpga478b motherboard mpga478b motherboard manual mpga478b retention 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard diagram pentium PGA 423 MOTHERBOARD CIRCUIT diagram socket 478 pinout bsel mpGA478b intel socket 423 pin assignments

    manual mpga478b motherboard

    Abstract: intel 845GL users manual manual 865gv motherboard Socket 478 VID pinout 865g Motherboard celeron MOTHERBOARD CIRCUIT diagram mPGA478A MPGA478B mpga478b motherboard pentium4 instruction set
    Text: Intel Celeron® D Processor 3xx∆ Sequence Datasheet – On 90 nm Process in the 478-pin Package June 2005 Document Number: 302353-005 INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN


    Original     		PDF 478-pin manual mpga478b motherboard intel 845GL users manual manual 865gv motherboard Socket 478 VID pinout 865g Motherboard celeron MOTHERBOARD CIRCUIT diagram mPGA478A MPGA478B mpga478b motherboard pentium4 instruction set

    manual mpga478b motherboard

    Abstract: mpga478b motherboard diagram intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard INTEL 845 MOTHERBOARD CIRCUIT diagram pentium4 2.4 GHz 512 533 intel 845 MOTHERBOARD SERVICE MANUAL mpga478b manual PGA zif socket 478 intel mpga478b MOTHERBOARD installation MANUAL
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process Datasheet 2 GHz – 3.20 GHz Frequencies Supporting Hyper-Threading Technology1 at 3.06 GHz with 533 MHz System Bus and All Frequencies with 800 MHz System Bus • ■ ■ ■ ■ ■


    Original     		PDF 512-KB 512-KB manual mpga478b motherboard mpga478b motherboard diagram intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard INTEL 845 MOTHERBOARD CIRCUIT diagram pentium4 2.4 GHz 512 533 intel 845 MOTHERBOARD SERVICE MANUAL mpga478b manual PGA zif socket 478 intel mpga478b MOTHERBOARD installation MANUAL

    socket 478 pinout bsel

    Abstract: Socket 478 VID pinout MPGA478B mpga478b motherboard diagram INTEL 845 MOTHERBOARD CIRCUIT diagram pentium 4 northwood 2.53 845 MOTHERBOARD CIRCUIT diagram intel pentium 478 VID0 VID1 manual mpga478b motherboard mpga478b motherboard
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process at 2 GHz – 3.06 GHz, with Support for Hyper-Threading Technology1 at 3.06 GHz Datasheet • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.20 GHz, 2.26 GHz, 2.40 GHz, 2.50 GHz, 2.53 GHz, 2.60 GHz,


    Original     		PDF 512-KB 423-pin BX80528JK200G BX80528JK190G BX80528JK180G 256MB BX80528JK170GR2 BK80528JK170GR2 128MB BX80528JK170GR socket 478 pinout bsel Socket 478 VID pinout MPGA478B mpga478b motherboard diagram INTEL 845 MOTHERBOARD CIRCUIT diagram pentium 4 northwood 2.53 845 MOTHERBOARD CIRCUIT diagram intel pentium 478 VID0 VID1 manual mpga478b motherboard mpga478b motherboard

    Untitled

    Abstract: No abstract text available
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process Datasheet 2 GHz – 3.06 GHz Frequencies Supporting Hyper-Threading Technology1 at 3.06 GHz with 533 MHz System Bus and all Frequencies with 800 MHz System Bus • ■ ■ ■ ■ ■


    Original     		PDF 512-KB 533the 512-KB

    manual mpga478b motherboard

    Abstract: mpga478b motherboard diagram manual 865gv motherboard intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard mpga478b Intel 865G/865GV/865PE/865P Chipset intel mpga478b MOTHERBOARD installation MANUAL mpga478b motherboard fan mpga478b motherboard component layout
    Text: Intel Pentium® 4 Processor on 90 nm Process Datasheet 2.80 GHz – 3.40 GHz Frequencies Supporting Hyper-Threading Technology1 for All Frequencies with 800 MHz Front Side Bus • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2.80A/E GHz, 3E GHz, 3.20E GHz, and 3.40E GHz


    Original     		PDF 32-bit manual mpga478b motherboard mpga478b motherboard diagram manual 865gv motherboard intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard mpga478b Intel 865G/865GV/865PE/865P Chipset intel mpga478b MOTHERBOARD installation MANUAL mpga478b motherboard fan mpga478b motherboard component layout

    pentium4 2.4 GHz

    Abstract: No abstract text available
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process at 2 GHz – 3.06 GHz, with Support for Hyper-Threading Technology1 at 3.06 GHz Datasheet • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.20 GHz, 2.26 GHz, 2.40 GHz, 2.50 GHz, 2.53 GHz, 2.60 GHz,


    Original     		PDF 512-KB 512-KB 478-pin pentium4 2.4 GHz

    manual mpga478b motherboard

    Abstract: mpga478b manual 845Gx
    Text: Intel Celeron® D Processors 345, 340, 335, 330, 325, and 320∆ Datasheet – On 90 nm Process in the 478-pin Package November 2004 Document Number: 302353-004 INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY


    Original     		PDF 478-pin manual mpga478b motherboard mpga478b manual 845Gx

    intel mpga478b MOTHERBOARD SERVICE MANUAL

    Abstract: intel mpga478b MOTHERBOARD installation MANUAL manual mpga478b motherboard mpga478b motherboard manual intel mpga478b MOTHERBOARD MANUAL intel 845 MOTHERBOARD SERVICE MANUAL intel 845 mpga478b motherboard 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard diagram 845 MOTHERBOARD CIRCUIT MANUAL
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process and Intel® Pentium® 4 Processor Extreme Edition Supporting Hyper-Threading Technology1 Datasheet 2 GHz – 3.40 GHz Frequencies Supporting Hyper-Threading Technology1 at 3.06 GHz with 533 MHz System Bus and All


    Original     		PDF 512-KB BX80528JK200G BX80528JK190G BX80528JK180G 256MB BX80528JK170GR2 BK80528JK170GR2 128MB BX80528JK170GR BX80528JK170G intel mpga478b MOTHERBOARD SERVICE MANUAL intel mpga478b MOTHERBOARD installation MANUAL manual mpga478b motherboard mpga478b motherboard manual intel mpga478b MOTHERBOARD MANUAL intel 845 MOTHERBOARD SERVICE MANUAL intel 845 mpga478b motherboard 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard diagram 845 MOTHERBOARD CIRCUIT MANUAL

    Socket 478 VID pinout

    Abstract: 845 MOTHERBOARD CIRCUIT diagram 845 intel chipset motherboard circuit PGA zif socket 478 manual mpga478b motherboard intel socket 423 pin assignments 478 SOCKET PINOUT intel 845 MOTHERBOARD SERVICE MANUAL
    Text: Intel Celeron® Processor on .13 Micron Process in the 478-Pin Package Datasheet • ■ ■ ■ ■ ■ ■ Available at 2 GHz Binary compatible with applications running on previous members of the Intel microprocessor line System bus frequency at 400 MHz


    Original     		PDF 478-Pin Socket 478 VID pinout 845 MOTHERBOARD CIRCUIT diagram 845 intel chipset motherboard circuit PGA zif socket 478 manual mpga478b motherboard intel socket 423 pin assignments 478 SOCKET PINOUT intel 845 MOTHERBOARD SERVICE MANUAL

    intel mpga478b MOTHERBOARD SERVICE MANUAL

    Abstract: mpga478b motherboard diagram intel 845GL users manual manual mpga478b motherboard intel mpga478b MOTHERBOARD installation MANUAL intel 845 MOTHERBOARD SERVICE MANUAL intel mpga478b MOTHERBOARD MANUAL vrm pentium 4 mpga478b motherboard manual 865gv motherboard
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process and Intel® Pentium® 4 Processor Extreme Edition Supporting Hyper-Threading Technology1 Datasheet 2 GHz – 3.40 GHz Frequencies Supporting Hyper-Threading Technology1 at 3.06 GHz with 533 MHz System Bus and All


    Original     		PDF 512-KB intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard diagram intel 845GL users manual manual mpga478b motherboard intel mpga478b MOTHERBOARD installation MANUAL intel 845 MOTHERBOARD SERVICE MANUAL intel mpga478b MOTHERBOARD MANUAL vrm pentium 4 mpga478b motherboard manual 865gv motherboard

    manual mpga478b motherboard

    Abstract: mpga478b motherboard diagram mpga478b motherboard intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard manual intel mpga478b MOTHERBOARD MANUAL intel mpga478b MOTHERBOARD installation MANUAL INTEL 845 MOTHERBOARD CIRCUIT diagram mpga478b parts intel 845GL users manual
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 Micron Process and Intel® Pentium® 4 Processor Extreme Edition Supporting Hyper-Threading Technology1 Datasheet 2 GHz – 3.20 GHz Frequencies Supporting Hyper-Threading Technology1 at 3.06 GHz with 533 MHz System Bus and All


    Original     		PDF 512-KB manual mpga478b motherboard mpga478b motherboard diagram mpga478b motherboard intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard manual intel mpga478b MOTHERBOARD MANUAL intel mpga478b MOTHERBOARD installation MANUAL INTEL 845 MOTHERBOARD CIRCUIT diagram mpga478b parts intel 845GL users manual

    intel mpga478b MOTHERBOARD SERVICE MANUAL

    Abstract: manual mpga478b motherboard pentium 4 motherboard CIRCUIT diagram mpga478b motherboard diagram mpga478b motherboard component layout mpga478b motherboard vrm pentium 4 478 SOCKET PIN LAYOUT intel mpga478b MOTHERBOARD installation MANUAL intel 775 motherboard diagram
    Text: Intel Pentium® 4 Processor in the 478-pin Package at 1.50 GHz, 1.60 GHz, 1.70 GHz, 1.80 GHz, 1.90 GHz, and 2 GHz Datasheet Product Features • Available at 1.50, 1.60, 1.70, 1.80, 1.90 and 2 GHz ■ Binary compatible with applications running on previous members of the


    Original     		PDF 478-pin 478-pin intel mpga478b MOTHERBOARD SERVICE MANUAL manual mpga478b motherboard pentium 4 motherboard CIRCUIT diagram mpga478b motherboard diagram mpga478b motherboard component layout mpga478b motherboard vrm pentium 4 478 SOCKET PIN LAYOUT intel mpga478b MOTHERBOARD installation MANUAL intel 775 motherboard diagram

    manual mpga478b motherboard

    Abstract: mpga478b motherboard diagram INTEL 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard intel 845GL users manual PC MOTHERBOARD intel 845 circuit diagram D1 PGA 478 matrix tv m21 service mode manual 251748 PGA zif socket 478
    Text: Intel Celeron® Processor on 0.13 Micron Process in the 478-Pin Package Datasheet • ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.10 GHz, 2.20 GHz, 2.30 GHz, 2.40 GHz, 2.50 MHz, and 2.60 MHz Binary compatible with applications running on previous members of the Intel


    Original     		PDF 478-Pin 128-KB manual mpga478b motherboard mpga478b motherboard diagram INTEL 845 MOTHERBOARD CIRCUIT diagram mpga478b motherboard intel 845GL users manual PC MOTHERBOARD intel 845 circuit diagram D1 PGA 478 matrix tv m21 service mode manual 251748 PGA zif socket 478

    845 MOTHERBOARD CIRCUIT diagram

    Abstract: intel mpga478b MOTHERBOARD installation MANUAL 0xF29 845 intel chipset motherboard circuit
    Text: Intel Celeron® Processor on 0.13 Micron Process in the 478-Pin Package Datasheet • ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.10 GHz, 2.20 GHz, 2.30 GHz, 2.40 GHz, 2.50 GHz, and 2.60 GHz Binary compatible with applications running on previous members of the Intel


    Original     		PDF 478-Pin 128-KB 845 MOTHERBOARD CIRCUIT diagram intel mpga478b MOTHERBOARD installation MANUAL 0xF29 845 intel chipset motherboard circuit

    DBR3

    Abstract: INTEL 845 MOTHERBOARD CIRCUIT diagram 845 MOTHERBOARD CIRCUIT diagram 845 MOTHERBOARD CIRCUIT MANUAL intel mpga478b MOTHERBOARD
    Text: Intel Pentium® 4 Processor with 512-KB L2 Cache on 0.13 µ Process at 2 GHz, 2.20 GHz, and 2.40 GHz Datasheet Product Features • ■ ■ ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.20 GHz, and 2.40 GHz Binary compatible with applications running on previous members of the


    Original     		PDF 512-KB DBR3 INTEL 845 MOTHERBOARD CIRCUIT diagram 845 MOTHERBOARD CIRCUIT diagram 845 MOTHERBOARD CIRCUIT MANUAL intel mpga478b MOTHERBOARD

    manual mpga478b motherboard

    Abstract: intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard diagram PC MOTHERBOARD intel 845 circuit diagram INTEL 845 MOTHERBOARD CIRCUIT diagram mPGA478B vcc Socket 478 VID pinout PGA zif socket 478 845GL intel 845GL users manual
    Text: Intel Celeron® Processor on 0.13 Micron Process in the 478-Pin Package Datasheet • ■ ■ ■ ■ ■ ■ Available at 2 GHz, 2.10 GHz, 2.20 GHz, 2.30 GHz, and 2.40 GHz Binary compatible with applications running on previous members of the Intel microprocessor line


    Original     		PDF 478-Pin 128-KB manual mpga478b motherboard intel mpga478b MOTHERBOARD SERVICE MANUAL mpga478b motherboard diagram PC MOTHERBOARD intel 845 circuit diagram INTEL 845 MOTHERBOARD CIRCUIT diagram mPGA478B vcc Socket 478 VID pinout PGA zif socket 478 845GL intel 845GL users manual

    intel mpga478b MOTHERBOARD SERVICE MANUAL

    Abstract: manual mpga478b motherboard mpga478b motherboard diagram 845 MOTHERBOARD CIRCUIT diagram PENTIUM4 intel 775 motherboard diagram MPGA478 SOCKET INTEL 845 MOTHERBOARD CIRCUIT diagram D1 PGA 478 intel mpga478b MOTHERBOARD installation MANUAL
    Text: Intel Pentium® 4 Processor in the 478-Pin Package at 1.40 GHz, 1.50 GHz, 1.60 GHz, 1.70 GHz, 1.80 GHz, 1.90 GHz, and 2GHz Datasheet Product Features § § § § § § § § Available at 1.40, 1.50, 1.60, 1.70, 1.80, 1.90 and 2 GHz Binary compatible with applications


    Original     		PDF 478-Pin 478-pin intel mpga478b MOTHERBOARD SERVICE MANUAL manual mpga478b motherboard mpga478b motherboard diagram 845 MOTHERBOARD CIRCUIT diagram PENTIUM4 intel 775 motherboard diagram MPGA478 SOCKET INTEL 845 MOTHERBOARD CIRCUIT diagram D1 PGA 478 intel mpga478b MOTHERBOARD installation MANUAL