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    SOCKET 462 MOTHERBOARD SERVICE Search Results

    SOCKET 462 MOTHERBOARD SERVICE Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    CN-DSUB25SKT0-000 Amphenol Cables on Demand Amphenol CN-DSUB25SKT0-000 D-Subminiature (DB25 Female D-Sub) Connector, 25-Position Socket Contacts, Solder-Cup Terminals Datasheet
    CN-DSUBHD26SK-000 Amphenol Cables on Demand Amphenol CN-DSUBHD26SK-000 High-Density D-Subminiature (HD26 Female D-Sub) Connector, 26-Position Socket Contacts, Solder-Cup Terminals Datasheet
    CN-DSUB15SKT0-000 Amphenol Cables on Demand Amphenol CN-DSUB15SKT0-000 D-Subminiature (DB15 Female D-Sub) Connector, 15-Position Socket Contacts, Solder-Cup Terminals Datasheet
    CN-DSUBHD15SK-000 Amphenol Cables on Demand Amphenol CN-DSUBHD15SK-000 High-Density D-Subminiature (HD15 Female D-Sub) Connector, 15-Position Socket Contacts, Solder-Cup Terminals Datasheet
    CN-DSUB50SKT0-000 Amphenol Cables on Demand Amphenol CN-DSUB50SKT0-000 D-Subminiature (DB50 Female D-Sub) Connector, 50-Position Socket Contacts, Solder-Cup Terminals Datasheet

    SOCKET 462 MOTHERBOARD SERVICE Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    Asus PC MOTHERBOARD CIRCUIT MANUAL

    Abstract: Asus MOTHERBOARD SERVICE MANUAL asus a7v8x-mx MANUAL dvd player MOTHERBOARD CIRCUIT MANUAL desktop PC MOTHERBOARD SERVICE MANUAL atxpwr1 PC MOTHERBOARD SERVICE MANUAL asus via vt8235 user manual VIA KM400 Asus MONITOR MOTHERBOARD CIRCUIT MANUAL
    Text: User Manual Motherboard A7V8X-MX E1397 Checklist Revised Edition V3 August 2003 Copyright 2003 ASUSTeK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any


    Original     		PDF E1397 Asus PC MOTHERBOARD CIRCUIT MANUAL Asus MOTHERBOARD SERVICE MANUAL asus a7v8x-mx MANUAL dvd player MOTHERBOARD CIRCUIT MANUAL desktop PC MOTHERBOARD SERVICE MANUAL atxpwr1 PC MOTHERBOARD SERVICE MANUAL asus via vt8235 user manual VIA KM400 Asus MONITOR MOTHERBOARD CIRCUIT MANUAL

    AMD athlon 64 x2 socket AM2 pinout

    Abstract: AMD athlon 64 x2 socket pinout AMD am2 socket pinout AMD athlon am2 socket pinout x4 AMD Athlon 64 X2 pinout AMD a 462 socket pinout pin diagram AMD Athlon 64 X2 gigabyte MOTHERBOARD CIRCUIT diagram socket am2 pinout AMD Athlon 64 X2 pin diagram
    Text: Preliminary Information AMD Athlon TM Processor Model 4 Data Sheet Publication # 23792 Rev: G Issue Date: October 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23792G--October AMD athlon 64 x2 socket AM2 pinout AMD athlon 64 x2 socket pinout AMD am2 socket pinout AMD athlon am2 socket pinout x4 AMD Athlon 64 X2 pinout AMD a 462 socket pinout pin diagram AMD Athlon 64 X2 gigabyte MOTHERBOARD CIRCUIT diagram socket am2 pinout AMD Athlon 64 X2 pin diagram

    AMD a 462 socket pinout

    Abstract: AMD 462 socket pinout g31 motherboard circuit diagram circuit diagram of motherboard advance G31 PC MOTHERBOARD CIRCUIT diagram gigabyte gigabyte PC MOTHERBOARD CIRCUIT diagram amd am2 socket pin diagram AMD duron 1000 AMD duron 1200 AM2 Processor Functional
    Text: Preliminary Information AMD Duron TM Processor Data Sheet Publication # 23802 Rev: E Issue Date: September 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23802E AMD a 462 socket pinout AMD 462 socket pinout g31 motherboard circuit diagram circuit diagram of motherboard advance G31 PC MOTHERBOARD CIRCUIT diagram gigabyte gigabyte PC MOTHERBOARD CIRCUIT diagram amd am2 socket pin diagram AMD duron 1000 AMD duron 1200 AM2 Processor Functional

    AMD athlon 64 x2 socket AM2 pinout

    Abstract: AMD am2 socket pinout AMD athlon 64 x2 socket pinout AMD a 462 socket pinout g31 MOTHERBOARD CIRCUIT diagram AMD Athlon 64 X2 pinout AMD athlon am2 socket pinout x4 AM2 Processor Functional Data Sheet socket am2 pinout amd am2 socket pin diagram
    Text: Preliminary Information AMD Duron TM Processor Model 3 Data Sheet Publication # 23802 Rev: F Issue Date: October 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23802F--October AMD athlon 64 x2 socket AM2 pinout AMD am2 socket pinout AMD athlon 64 x2 socket pinout AMD a 462 socket pinout g31 MOTHERBOARD CIRCUIT diagram AMD Athlon 64 X2 pinout AMD athlon am2 socket pinout x4 AM2 Processor Functional Data Sheet socket am2 pinout amd am2 socket pin diagram

    AMD a 462 socket pinout

    Abstract: am2 motherboard circuit diagram AMD am2 socket pinout g31 motherboard circuit diagram AMD 462 socket pinout circuit diagram of motherboard advance G31 Northbridge gigabyte MOTHERBOARD CIRCUIT diagram structure Duron AMD S1 Pinout
    Text: Preliminary Information AMD Duron TM Processor Data Sheet Publication # 23802 Rev: C Issue Date: August 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23802C AMD a 462 socket pinout am2 motherboard circuit diagram AMD am2 socket pinout g31 motherboard circuit diagram AMD 462 socket pinout circuit diagram of motherboard advance G31 Northbridge gigabyte MOTHERBOARD CIRCUIT diagram structure Duron AMD S1 Pinout

    pin diagram AMD Athlon 64 X2

    Abstract: AMD Athlon 64 X2 pinout Athlon 64 X2 pinout "AMD Athlon 64" X2 pin diagram AMD Athlon 64 X2 pin diagram AMD a 462 socket pinout AMD athlon 64 x2 socket AM2 pinout AMD athlon 64 socket pinout AMD athlon 64 x2 socket pinout AMD ATHLON 64 X2 AM2 pin out
    Text: Preliminary Information AMD Athlon TM Processor PGA Data Sheet Publication # 23792 Rev: C Issue Date: August 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23792C pin diagram AMD Athlon 64 X2 AMD Athlon 64 X2 pinout Athlon 64 X2 pinout "AMD Athlon 64" X2 pin diagram AMD Athlon 64 X2 pin diagram AMD a 462 socket pinout AMD athlon 64 x2 socket AM2 pinout AMD athlon 64 socket pinout AMD athlon 64 x2 socket pinout AMD ATHLON 64 X2 AM2 pin out

    AMD athlon 64 x2 socket AM2 pinout

    Abstract: AMD Athlon 64 X2 pinout AMD athlon 64 x2 socket pinout AMD am2 socket pinout Athlon 64 X2 pinout AMD a 462 socket pinout pin diagram AMD Athlon 64 X2 AMD AM2 Athlon 64 pin diagram Athlon 64 x2 pin diagram Athlon 64 X2 Pinout Diagram
    Text: Preliminary Information AMD Athlon TM Processor PGA Data Sheet Publication # 23792 Rev: D Issue Date: August 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23792D--August AMD athlon 64 x2 socket AM2 pinout AMD Athlon 64 X2 pinout AMD athlon 64 x2 socket pinout AMD am2 socket pinout Athlon 64 X2 pinout AMD a 462 socket pinout pin diagram AMD Athlon 64 X2 AMD AM2 Athlon 64 pin diagram Athlon 64 x2 pin diagram Athlon 64 X2 Pinout Diagram

    AMD athlon 64 x2 socket AM2 pinout

    Abstract: pin diagram AMD Athlon 64 X2 Athlon 64 X2 pinout AMD Athlon 64 X2 pinout AMD Athlon 64 X2 pin diagram AMD athlon 64 x2 socket pinout AMD athlon 64 socket pinout Athlon 64 X2 Pinout Diagram Athlon 64 x2 pin diagram AMD ATHLON 64 X2 AM2 pin out
    Text: Preliminary Information AMD Athlon TM Processor PGA Data Sheet Publication # 23792 Rev: B Issue Date: June 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23792B AMD athlon 64 x2 socket AM2 pinout pin diagram AMD Athlon 64 X2 Athlon 64 X2 pinout AMD Athlon 64 X2 pinout AMD Athlon 64 X2 pin diagram AMD athlon 64 x2 socket pinout AMD athlon 64 socket pinout Athlon 64 X2 Pinout Diagram Athlon 64 x2 pin diagram AMD ATHLON 64 X2 AM2 pin out

    AMD a 462 socket pinout

    Abstract: AMD 462 socket pinout circuit diagram of motherboard advance G31 Vcc-90 amd duron PIN LAYOUT voltage ground AMD K6
    Text: Preliminary Information AMD Duron TM Processor Data Sheet Publication # 23802 Rev: B Issue Date: June 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23802B AMD a 462 socket pinout AMD 462 socket pinout circuit diagram of motherboard advance G31 Vcc-90 amd duron PIN LAYOUT voltage ground AMD K6

    AMD a 462 socket pinout

    Abstract: pin diagram AMD Athlon 64 X2 amd am2 socket pin diagram AMD Athlon 64 X2 pin diagram AMD 462 socket pinout AMD athlon 64 x2 socket AM2 pinout Athlon 64 X2 pinout socket S1 vid pinout am2 motherboard circuit diagram AMD athlon 64 socket pinout
    Text: Preliminary Information AMD Athlon TM Processor Model 4 Data Sheet Publication # 23792 Rev: F Issue Date: October 2000 Preliminary Information 2000 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23792F AMD a 462 socket pinout pin diagram AMD Athlon 64 X2 amd am2 socket pin diagram AMD Athlon 64 X2 pin diagram AMD 462 socket pinout AMD athlon 64 x2 socket AM2 pinout Athlon 64 X2 pinout socket S1 vid pinout am2 motherboard circuit diagram AMD athlon 64 socket pinout

    circuit diagram of motherboard advance G31

    Abstract: AMD athlon 64 x2 socket AM2 pinout socket 462 motherboard service AMD athlon 64 x2 socket pinout AMD Athlon 64 X2 pinout Northbridge Athlon 64 X2 pinout CPU ATHLON pinout socket 462 motherboard diagram pin AMD Athlon 64 X2
    Text: Preliminary Information AMD Athlon TM Processor Model 4 Data Sheet Publication # 23792 Rev: H Issue Date: March 2001 Preliminary Information 2000, 2001 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23792H circuit diagram of motherboard advance G31 AMD athlon 64 x2 socket AM2 pinout socket 462 motherboard service AMD athlon 64 x2 socket pinout AMD Athlon 64 X2 pinout Northbridge Athlon 64 X2 pinout CPU ATHLON pinout socket 462 motherboard diagram pin AMD Athlon 64 X2

    AMD athlon 64 socket pinout

    Abstract: AMD Athlon 64 X2 pinout Northbridge AMD Athlon 64 X2 AM2 "package outline" ATHLON AM2 PINOUT socket 462 motherboard diagram CPU ATHLON 64bit X2 pinout amd duron PIN LAYOUT voltage ground pinout AM2 AMD processor Athlon 64 X2 pinout
    Text: Preliminary Information AMD Duron TM Processor Model 3 Data Sheet Publication # 23802 Rev: G Issue Date: January 2001 Preliminary Information 2000, 2001 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23802G AMD athlon 64 socket pinout AMD Athlon 64 X2 pinout Northbridge AMD Athlon 64 X2 AM2 "package outline" ATHLON AM2 PINOUT socket 462 motherboard diagram CPU ATHLON 64bit X2 pinout amd duron PIN LAYOUT voltage ground pinout AM2 AMD processor Athlon 64 X2 pinout

    AMD athlon 64 x2 socket AM2 pinout

    Abstract: AMD athlon 64 x2 socket pinout pinout AM2 AMD dual core cpu AMD Athlon 64 X2 pinout AMD am2 socket pinout Athlon 64 X2 pinout AMD AM2 Athlon 64 pin diagram AMD athlon am2 socket pinout x4 pin diagram AMD Athlon 64 X2 pinout AM2 AMD processor
    Text: Preliminary Information AMD Athlon TM Processor Model 4 Data Sheet Publication # 23792 Rev: I Issue Date: June 2001 Preliminary Information 2000, 2001 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23792I--June AMD athlon 64 x2 socket AM2 pinout AMD athlon 64 x2 socket pinout pinout AM2 AMD dual core cpu AMD Athlon 64 X2 pinout AMD am2 socket pinout Athlon 64 X2 pinout AMD AM2 Athlon 64 pin diagram AMD athlon am2 socket pinout x4 pin diagram AMD Athlon 64 X2 pinout AM2 AMD processor

    AMD athlon 64 x2 socket AM2 pinout

    Abstract: AMD am2 socket pinout AMD Athlon socket AM2 pinout AMD athlon 64 x2 socket pinout AMD athlon am2 socket pinout x4 AMD Athlon 64 X2 pinout AMD 462 socket pinout pinout AM2 AMD dual core cpu pinout AM2 AMD processor AMD a 462 socket pinout
    Text: Preliminary Information AMD Duron TM Processor Model 3 Data Sheet Publication # 23802 Rev: I Issue Date: June 2001 Preliminary Information 2000, 2001 Advanced Micro Devices, Inc. All rights reserved. The contents of this document are provided in connection with Advanced


    Original     		PDF 23802I--June AMD athlon 64 x2 socket AM2 pinout AMD am2 socket pinout AMD Athlon socket AM2 pinout AMD athlon 64 x2 socket pinout AMD athlon am2 socket pinout x4 AMD Athlon 64 X2 pinout AMD 462 socket pinout pinout AM2 AMD dual core cpu pinout AM2 AMD processor AMD a 462 socket pinout

    vt1631

    Abstract: 8375X intel g31 motherboard repair gigabyte g31 MOTHERBOARD SERVICE MANUAL CB-1410 A1 SERVICE MANUAL tv mitsubishi ct 29 b4 est fujitsu fpcap full Socket-462 lg r40 MOTHERBOARD CIRCUIT diagram via vt8235
    Text: SERVICE MANUAL FOR 8375X BY: Ally.Yuan Repair Technology Research Department /EDVD Feb.2004 8375X N/B Maintenance CONTENTS 1. Hardware Engineering Specification …………………………………………………………………… 4 1.1 Introduction ……………………………………………………………………………………………………………. 4


    Original     		PDF 8375X 8375X KN400A VT8235 W83L950D VT1631 VT6307L intel g31 motherboard repair gigabyte g31 MOTHERBOARD SERVICE MANUAL CB-1410 A1 SERVICE MANUAL tv mitsubishi ct 29 b4 est fujitsu fpcap full Socket-462 lg r40 MOTHERBOARD CIRCUIT diagram via vt8235

    VT8372

    Abstract: schematic diagram lcd monitor chimei AMD AM2 motherboard schematic diagram intel g31 motherboard repair gigabyte g31 MOTHERBOARD SERVICE MANUAL ck 66 ul94v-0 lcd MHT2040T kingmax micro SD Card Mitsumi D353FUE g31 motherboard repair
    Text: SERVICE MANUAL FOR 8381 BY: Valley.Hu Repair Technology Research Department /EDVD Jul.2003 8381 N/B Maintenance Contents 1. Hardware Engineering Specification - 3 1.1 Introduction - 3


    Original     		PDF VT8372 VT8235 H8S/2149 N/B8381 schematic diagram lcd monitor chimei AMD AM2 motherboard schematic diagram intel g31 motherboard repair gigabyte g31 MOTHERBOARD SERVICE MANUAL ck 66 ul94v-0 lcd MHT2040T kingmax micro SD Card Mitsumi D353FUE g31 motherboard repair

    intel 945 motherboard schematic diagram

    Abstract: Tablet PC R116 schematic PC intel 945 MOTHERBOARD schematic intel 945 crb schematic intel chipset 945 motherboard PC intel 945 MOTHERBOARD mosfet used in CIRCUIT atx 400 pnf Intel 855PM Odem ICH4-M temperature controlled fan project using thermister Intel 945 mother board diagram
    Text: R Intel 855PM Chipset Platform Design Guide For use with Intel Pentium M and Intel Celeron M Processors ® ® ® ® May 2004 Revision Number 003 Document Number: 252614-003 R Information in this document is provided in connection with Intel products. No license, express or implied, by estoppel or otherwise, to any intellectual


    Original     		PDF 855PM 855PM intel 945 motherboard schematic diagram Tablet PC R116 schematic PC intel 945 MOTHERBOARD schematic intel 945 crb schematic intel chipset 945 motherboard PC intel 945 MOTHERBOARD mosfet used in CIRCUIT atx 400 pnf Intel 855PM Odem ICH4-M temperature controlled fan project using thermister Intel 945 mother board diagram

    LF-H72P

    Abstract: intel 945 motherboard repair diagram str 50113 intel chipset 945 motherboard repair 2310 dhi motherboard hannstar 9172-24 d506 intel chipset 845 motherboard repair circuit Hannstar motherboard HANNSTAR
    Text: SERVICE MANUAL FOR 8175 BY: Jacey Liu TESTING TESTING TECHNOLOGY TECHNOLOGY DEPARTMENT DEPARTMENT // TSSC TSSC Mar . 2002 8175 N/B MAINTENANCE CONTENTS 1. Hardware Engineering


    Original     		PDF 478Pin 82801BA PCI4410 ICS950805 LF-H72P intel 945 motherboard repair diagram str 50113 intel chipset 945 motherboard repair 2310 dhi motherboard hannstar 9172-24 d506 intel chipset 845 motherboard repair circuit Hannstar motherboard HANNSTAR

    P45 msi MOTHERBOARD CIRCUIT diagram

    Abstract: motherboard quanta EW6 intel chipset 945 motherboard repair motherboard hannstar diagram HANNSTAR motherboard MITAC intel ICH 8 hannstar foxconn R2A1 mitac 8
    Text: SERVICE MANUAL FOR 8170 BY: Jacey Liu TESTING TESTING TECHNOLOGY TECHNOLOGY DEPARTMENT DEPARTMENT // TSSC TSSC Feb . 2002 8170 N/B MAINTENANCE CONTENTS 1. Hardware Engineering


    Original     		PDF 478Pin 82801BA PCI4410 ICS950805 P45 msi MOTHERBOARD CIRCUIT diagram motherboard quanta EW6 intel chipset 945 motherboard repair motherboard hannstar diagram HANNSTAR motherboard MITAC intel ICH 8 hannstar foxconn R2A1 mitac 8

    P4N266

    Abstract: Insyde bios manual MDC56S-I TDK Ferrite Core PC40 B-H loops P4N266A smd w2k 117 MITAC MPU VT8653 mitac 8 E-8590
    Text: SERVICE MANUAL FOR E-8590 BY: Dragon TESTING TESTING TECHNOLOGY TECHNOLOGY DEPARTMENT DEPARTMENT // TSSC TSSC Jan . 2003 LCD PC E-8590 MAINTENANCE Contents 1. Hardware Engineering Specification - 3


    Original     		PDF E-8590 E-8590 VT8703 VT8235 CB710 IEEE1394 VT6306 P4N266 Insyde bios manual MDC56S-I TDK Ferrite Core PC40 B-H loops P4N266A smd w2k 117 MITAC MPU VT8653 mitac 8

    VT8362

    Abstract: CP2216 VR501 TM41PUM220 kn133 RLS414B B1225 PCI1420 F3437 p4 Titan VRM 10.0
    Text:    7321              7321 N/B Maintenance Contents Contents 1. Hardware Engineering Specification 4 1.1 Introduction 4 1.2 System Hardware Parts 1.3 Other Functions


    Original     		PDF FD500 DOT040 DOT040 PC500 PR500 FD503 FD502 VT8362 CP2216 VR501 TM41PUM220 kn133 RLS414B B1225 PCI1420 F3437 p4 Titan VRM 10.0

    Asus PC MOTHERBOARD CIRCUIT MANUAL

    Abstract: A7V8X-X via vt8235 user manual asus a7v8x-x MANUAL Asus MONITOR MOTHERBOARD CIRCUIT MANUAL via vt8235 kt400 VT8235 asus USBPW56
    Text: Motherboard A7V8X-X Manuel de l'utilisateur F1198 Checklist Première édition Janvier 2003 Copyright 2003 ASUSTeK COMPUTER INC. All Rights Reserved. Aucun extrait de ce manuel, incluant les produits et les logiciels décrits dans celui-ci, ne peut être reproduit, transmis, transcrit, stocké dans un système de


    Original     		PDF F1198 Asus PC MOTHERBOARD CIRCUIT MANUAL A7V8X-X via vt8235 user manual asus a7v8x-x MANUAL Asus MONITOR MOTHERBOARD CIRCUIT MANUAL via vt8235 kt400 VT8235 asus USBPW56

    Transistor k163

    Abstract: A6006 K229A L9112 3225 K30 transistor k72 t8 RA53 thermistor CN701 c828 transistor working H9014
    Text: ORDER NO. CPD0010001C0 Notebook Computer CF-72 This is the Service Manual for the following areas. M .for U.S.A. and Canada E .for U.K. G .for Germany F .for France S .for Sweden T .for Italy P .for Spain Model Number Reference The models in the CF-72 series are numbered in accordance with the types of the CPU, LCD


    Original     		PDF CPD0010001C0 CF-72 CF-72 CN703 BLM21A121 SW702 EVQPLDA15 SW703 Transistor k163 A6006 K229A L9112 3225 K30 transistor k72 t8 RA53 thermistor CN701 c828 transistor working H9014

    STP2003QFP

    Abstract: Sun Ultra AX Sun Ultra 5 CONNECTOR HEADER 20 PIN MAIL pci connector 124 pin "ISP" server SEUAX-1167-0 462 motherboard
    Text: S un M ic ro electro nics July 1997 SPARCengine Ultra™AX DATA SHEET Ultra AX Net Engine D e s c r ip t io n The Ultra AX Net Engine combines the Sun UltraSPARC microprocessor, network software and PC hardware components to provide for a broad range of Internet and intranet server applications. The Ultra AX Net


    OCR Scan     		PDF SEUAX-1167-0 SEUAX-12501-0 SEUAXE-12501-0 SEKIT-AX167-SIS10-M SEKIT-AX167-UIS10-M SEKIT-AX167-SEC10-M 167MHz 250MHz STP2003QFP Sun Ultra AX Sun Ultra 5 CONNECTOR HEADER 20 PIN MAIL pci connector 124 pin "ISP" server 462 motherboard