HE-875P Half-size Single Board Computer User’s Manual Edition 1.1 2009/7/20
HE-875P User’s Manual -9- Full duplex, IEEE802.3U compliant Connector Two External RJ45 connector with LED on rear I/O panel Solid State Disk Interfa
HE-875P User’s Manual -10- 1.3 <Mechanical Drawing> Unit: inch
HE-875P User’s Manual -11- 1.4 < Block Diagram > Intel Atom N270 ProcessorIntel GMA950 GraphicsBIOSAC97 ALC655 HDTV&LVDS W83627THG2 x SATACompa
HE-875P User’s Manual -12- Chapter 2 <Hardware Setup> 2.1 <Connector Location> CN_BPWR CN_PS CN_LVDSDDR IISYSFAN SATA1/2 C
HE-875P User’s Manual -13- PS2 RJ45 VGA CF
HE-875P User’s Manual -14- 2.2 <Jumper Reference> Jumper Function JRTC CMOS Operating/Clear Setting JVLCD LCD Panel Voltage Setting JAT AT
HE-875P User’s Manual -15- 2.3 <Connector Reference> 2.3.1 <Internal Connector> Connector Function Remark JFRNT 14-pin switch/indicator
HE-875P User’s Manual -16- 2.4 <Memory Setup> The board provides one 200-pin DDRII SO-DIMM to support DDRII 533 memory modules up to 2GB of capa
HE-875P User’s Manual -17- 2.5 <CMOS & ATX Setup> The board’s data of CMOS can be setting in BIOS. If the board refuses to boot due to inapp
HE-875P User’s Manual -18- 2.6 <Enhanced IDE & CF Interface> The board has one Ultra DMA33 IDE interface to support up to 2 ATAPI devices, a
HE-875P User’s Manual -1- Copyright Copyright 2009. All rights reserved. This document is copyrighted and all rights are reserved. The information
HE-875P User’s Manual -19- 2.7 <Serial ATA Interface> Based on Intel ICH7M, the board provides two Serial ATA interfaces with up to 150MB/s of t
HE-875P User’s Manual -20- 2.9 <Onboard Display Interface> Based on Intel 945GSE chipset with built-in GMA (Graphic Media Accelerator) 950 graph
HE-875P User’s Manual -21- 2.9.2 <Digital Display> The board provides one 40-pin LVDS connector for 18/ 24 bit dual channel panels, supports up
HE-875P User’s Manual -22- Connector: CN_INV Connector: JVLCD Type: 5-pin LVDS Power Header Type: 6-pin Power select Header Connector mode
HE-875P User’s Manual -23- To setup the LCD, you need the component below: 1. A panel with LVDS interfaces. 2. An inverter for panel’s backlight pow
HE-875P User’s Manual -24- After setup the devices well, you need to select the LCD panel type in the BIOS. The panel type mapping is list b
HE-875P User’s Manual -25- 2.9.3 <DVI Interface > The board also comes with a DVI interface with Chrontel CH7307C for digital video interface. S
HE-875P User’s Manual -26- 2.9.4 <TV-out Interface> The board provides an HDTV interface with Intel 945GSE, supports PAL and NTSC of TV system,
HE-875P User’s Manual -27- CDIN 14 2.10 <Onboard Audio Interface> The board provides the onboard AC97 5.1-channel audio interface with Realtek
HE-875P User’s Manual -28- 2.11 <USB2.0 & IR Interface> Based on Intel ICH7M, the board provides 6 USB2.0 ports. The USB2.0 interface provid
HE-875P User’s Manual -2- Packing List: Please check the package content before you starting using the board. Hardware: HE-875P Half-size Single Board
HE-875P User’s Manual -29- Connector: CN_IR Type: 5-pin header for SIR Port Pin Description 1 Vcc 2 N/C 3 IRRX 4 Ground 5 IRTX Connector: CN_USB1/2/
HE-875P User’s Manual -30- 2.12 <GPIO Interface> The board provides a programmable 8-bit digital I/O interface; you can use this general purpose
HE-875P User’s Manual -31- 2.13 <Serial Port Jumper Setting > The board provides three RS232 serial ports, with jumper selectable RS422/485 for
HE-875P User’s Manual -32- 112211JCSEL261 52
HE-875P User’s Manual -33- 2.14 <Power and Fan Connector > The board comes with a 4-pin AT power connector for powering the board, three fan con
HE-875P User’s Manual -34- 2.14.2 <Fan Connector> Connector: SYSFAN Type: 3-pin fan wafer connector Connector: CPUFAN Type: 4-pin P-type conne
HE-875P User’s Manual -35- 2.15 <Indicator and Switch> The JFRNT provides front control panel of the board, such as power button, reset and beep
HE-875P User’s Manual -36- (This Page is Left For Blank)
HE-875P User’s Manual -37- Chapter 3 <System Configuration> 3.1 <Video Memory Setup> Based on Intel® 945GSE chipset with GMA (Graphic Medi
HE-875P User’s Manual -38- Notice: 1. The On-Chip Frame Buffer Size would be included in the Fixed Memory. Please select the memory size according to
HE-875P User’s Manual -3- Printed Matters: Driver CD x 1 (Including User’s Manual) SDTV Cable x 1(Optional) YPbPr Cable x 1 (Optional) COM & LTP
HE-875P User’s Manual -39- 3.2 <Audio Configuration > The board provides 5.1 channel audio interface with driver installed, please install the R
HE-875P User’s Manual -40- (This Page is Left for Blank)
HE-875P User’s Manual -41- Chapter 4 <BIOS Setup> The motherboard uses the Award BIOS for the system configuration. The Award BIOS in the single
HE-875P User’s Manual -42- (This Page is Left for Blank)
HE-875P User’s Manual -43- Appendix A <I/O Port Pin Assignment> A.1 <IDE Port> Connector: IDE Type: 44-pin (22 x 2) box header Pin Descr
HE-875P User’s Manual -44- A.3 < CRT Port > Connector: CRT Type: 15-pin D-sub female connector on rear panel Pin Description Pin Description
HE-875P User’s Manual -45- A.6 <LAN Port> Connector: RJ45 Type: RJ45 connector with LED on rear panel Pin 1 2 3 4 5 6 7 8 Description T
HE-875P User’s Manual -46- A.8 < Floppy Port > Connector: FDD Type: 34-pin connector Pin Description Pin Description 1 VCC 2 INDEX 3 VCC 4
HE-875P User’s Manual -47- Appendix B <Flash BIOS> B.1 <BIOS Auto Flash Tool> The board is based on Award BIOS and can be updated easily b
HE-875P User’s Manual -48- Appendix C <System Resources> C.1 <I/O Port Address Map>
HE-875P User’s Manual -4- Index Chapter 1 <Introduction>...
HE-875P User’s Manual -49-
HE-875P User’s Manual -50- C.2 <Memory Address Map >
HE-875P User’s Manual -51- C.3 < System IRQ Resources >
HE-875P User’s Manual -52- Appendix D <Programming GPIO’s> The GPIO can be programmed with the MSDOS debug program using simple IN/OUT commands.
HE-875P User’s Manual -53- Appendix E <Watch Dog timer Setting > The watchdog timer makes the system auto-reset while it stops to work for a per
HE-875P User’s Manual -54- (This Page is Left for Blank)
HE-875P User’s Manual -55- Contact Information Any advice or comment about our products and service, or anything we can help you please don’t hesitate
HE-875P User’s Manual -5- Chapter 3 <System Configuration>...37 3.1
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HE-875P User’s Manual -7- Chapter 1 <Introduction> 1.1 <Product Overview> HE-875P is an all-in-one single board computer with PISA bus, wi
HE-875P User’s Manual -8- 1.2 <Product Specification> General Specification Form Factor Half-size PISA CPU Card CPU Intel® Atom N270 1.6GHz pr
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