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Summary of Contents for Commell LE-374
- Page 1 LE-374 3.5 inch Miniboard User’s Manual Edition 2.1 2010/06/14...
- Page 3 LE-374 User’s Manual Copyright Copyright 2009. All rights reserved. This document is copyrighted and all rights are reserved. The information in this document is subject to change without prior notice to make improvements to the products. This document contains proprietary information and protected by copyright. No part of this document may be reproduced, copied, or translated in any form or any means without prior written permission of the manufacturer.
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Page 4: To 3 Power Output Cable Oal4P
LE-374 User’s Manual Packing List: Please check the package content before you starting using the board. Hardware: LE-374 3.5“ Miniboard x 1 Cable Kit: 44-pin 44-pin DC Power Cable x 1 (OALDC-2) ATA33 IDE Cable x1 (OALUDMA33-8) SATA Cable x 1... -
Page 5: Table Of Contents
LE-374 User’s Manual Index Chapter 1 <Introduction> ..............6 1.1 <Product Overview> .................. 6 1.2 <Product Specification>................7 1.3 <Mechanical Drawing> ................9 1.4 <Mechanical Drawing> ................10 Chapter 2 <Hardware Setup> ............. 11 2.1 <Connector Location> ................11 2.2 <Jumper Reference>................13 2.3 <Connector Reference>... - Page 6 LE-374 User’s Manual 2.15 <Indicator and Switch> ................33 Chapter 3 <System Configuration> ........35 3.1 <Video Memory Setup> ................35 3.2 <Audio Configuration >................37 Chapter 4 <BIOS Setup> ..............39 Appendix A <I/O Port Pin Assignment> ......41 A.1 <IDE Port>....................
- Page 7 LE-374 User’s Manual (This page is left for blank)
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Page 8: Chapter 1
Chapter 1 <Introduction> 1.1 <Product Overview> LE-374 is the 3.5 inch miniboard, with Intel® Atom N270 processor for 533 MHz front side bus, Intel® 945GSE and ICH7M chipset, integrated GMA950 graphics, DDR2 SO-DIMM memory, Realtek AC97 Audio, Serial ATA and one Intel® 82574L Gigabit LAN. -
Page 9: Product Specification
LE-374 User’s Manual 1.2 <Product Specification> General Specification Form Factor 3.5 inch miniboard Intel® Atom N270 processor Package type: FCBGA8 Front side bus: 533MHz Memory 1 x 200-pin DDR2 SO-DIMM SDRAM up to 2GB Unbufferred, none-ECC memory supported only Chipset Intel®... - Page 10 LE-374 User’s Manual Ethernet Interface Controller 1 x Intel 82574L Gigabit Ethernet controller Type Triple speed 10/100/1000Base-T auto-switching Fast Ethernet Full duplex, IEEE802.3U compliant Connector One External RJ45 connector with LED on rear I/O panel Audio Interface Chipset REALTEK ALC655 Interface 5.1 channel surround audio with Line-in, Line-out and MIC-in...
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Page 11: Mechanical Drawing
LE-374 User’s Manual 1.3 <Mechanical Drawing> Unit: inch... -
Page 12: Mechanical Drawing
LE-374 User’s Manual 1.4 <Mechanical Drawing> Intel Atom N270 Processor 1 x 200-pin DDR2 SO-DIMM SDRAM Intel GMA950 Graphics 400/533 MHz Intel 945 GSE HDTV＆LVDS 7307C 2 x SATA CompactFlash＆IDE AC97 ALC655 ICH7M 4 x USB2.0 ports Intel 82574L 1 x GLAN... -
Page 13: Chapter 2
LE-374 User’s Manual Chapter 2 <Hardware Setup> 2.1 <Connector Location> CN_LVDS DC_IN CN_IR IDE CN_DVI JFRNT CN_INV DC_OUT SYSFAN CN_USB MINIPCI CDIN CN AUDIO CN_DIO SATA1/2 CN_HDTV CN_COM2 CPUFAN... - Page 14 LE-374 User’s Manual DDRII RJ45 COM1...
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Page 15: Jumper Reference
LE-374 User’s Manual 2.2 <Jumper Reference> Jumper Function JRTC CMOS Operating/Clear Setting JVLCD LCD Panel Voltage Setting AT Mode JCSEL1/2 COM2 RS232/422/485 mode setting JVLCD JRTC JCSEL1 JCSEL2... -
Page 16: Connector Reference
LE-374 User’s Manual 2.3 <Connector Reference> 2.3.1 <Internal Connector> Connector Function Remark DDRII 200 -pin DDR2 SO-DIMM SDRAM slot Standard 44-pin primary IDE connector Slim SATA1/2 7-pin Serial ATA connector Standard CN_AUDIO 5 x 2-pin audio connector Slim CDIN 4-pin CD-ROM audio input connector... -
Page 17: Cpu And Memory Setup
LE-374 User’s Manual 2.4 <CPU and Memory Setup> The board provides one 200-pin DDR2 SO-DIMM to support DDR2 533 memory modules up to 2GB of capacity. Non-ECC, unbuffered memory is supported only. DDRII... -
Page 18: Cmos＆Atx Setup
LE-374 User’s Manual 2.5 <CMOS＆ATX Setup> The board’s data of CMOS can be setting in BIOS. If the board refuses to boot due to inappropriate CMOS settings, here is how to proceed to clear (reset) the CMOS to its default values. -
Page 19: Enhanced Ide & Cf Interface
LE-374 User’s Manual 2.6 <Enhanced IDE & CF Interface> The board has one Ultra DMA33 IDE interface to support up to 2 ATAPI devices and one Compact Flash Type II socket on the solder side. -
Page 20: Serial Ata Interface
LE-374 User’s Manual 2.7 <Serial ATA Interface> Based on Intel ICH7M, the board provides two Serial ATA interfaces with up to 150MB/s of transfer rate SATA1/2 2.8 <LAN Interface> The Intel 82574L supports triple speed of 10/100/1000Base-T, with IEEE802.3 compliance and Wake-On-LAN supported. -
Page 21: Onboard Display Interface
LE-374 User’s Manual 2.9 <Onboard Display Interface> Based on Intel 945GSE chipset with built-in GMA (Graphic Media Accelerator) 950 graphics, the board provides one DB15 connector on real external I/O port, and one 40-pin LVDS interface with 5-pin LCD backlight inverter connector. The board provides dual display function with clone mode and extended desktop mode for CRT, LCD and TV-out. -
Page 22: Digital Display
The board provides one 40-pin LVDS connector for 18 or 24 bit dual channel panels, supports up to 1600 x 1200 (UXGA) of resolution, with one LCD backlight inverter connector and one jumper for panel voltage setting Note: LE-374 supports 18 bit LE-374X supports 18/ 24 bit CN_LVDS CN_INV... - Page 23 LE-374 User’s Manual Connector: CN_INV Connector: JVLCD Type: 5-pin LVDS Power Header Type: 3-pin Power select Header Connector model: JST B5B-XH-A Description Description +12V (5V) LCDVCC VCC3 (3.3) Default: 2-3 ENABKL Connector: CN_LVDS Type: onboard 40-pin connector for LVDS connector Connector model: HIROSE DF13-40DP-1.25V...
- Page 24 LCD Installation Guide: Preparing the LE-374, LCD panel and the backlight inverter Please check the datasheet of the panel to see the voltage of the panel, and set the jumper JVLCD to +5V or +3.3V.
- Page 25 LE-374 User’s Manual After setup the devices well, you need to select the LCD panel type in the BIOS. The panel type mapping is list below: LE-374 BIOS panel type selection form On board 18 bit LVDS Single channel Dual channel...
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Page 26: Dvi Interface
LE-374 User’s Manual 2.9.3 <DVI Interface > The board also comes with a DVI interface with Chrontel CH7307C for digital video interface. Supports up to 1600 x 1200 (UXGA) of resolution. Connector: CN_DVI Connector type: 26-pin header connector (pitch = 2.00mm) -
Page 27: Tv-Out Interface
LE-374 User’s Manual 2.9.4 <TV-out Interface> The board provides an HDTV interface with Intel 945GSE, supports PAL and NTSC of TV system, and display (clone or extended desktop) function with CRT, LVDS and DVI. Connector: CN_HDTV Connector type: 10-pin header HDTV connector (pitch = 2.54mm) -
Page 28: Onboard Audio Interface
LE-374 User’s Manual 2.10 <Onboard Audio Interface> The board provides the onboard AC97 5.1-channel audio interface with Realtek ALC655 Connector: CN_AUDIO Type: 10-pin (2 x 5) 2.0mm x 2.0 mm-pitch header Description Description LIN_L Ground LIN_R MIC 1 MIC 2... -
Page 29: Usb2.0 Interface
LE-374 User’s Manual 2.11 <USB2.0 Interface> Based on Intel ICH7M , the board provides 4 USB2.0 ports. The USB2.0 interface provides up to 480Mbps of transferring rate. Interface USB2.0 Controller ICH7M Transfer Rate Up to 480Mb/s Output Current 500mA CN_USB... -
Page 30: Gpio Interface
LE-374 User’s Manual 2.12 <GPIO Interface> The board provides a programmable 8-bit digital I/O interface; you can use this general purpose I/O port for system control like POS or KIOSK. Connector: CN_DIO Type: onboard 2 x 6-pin header, pitch=2.0mm Description... -
Page 31: Serial Port Jumper Setting
LE-374 User’s Manual 2.13 <Serial Port Jumper Setting > The board provides two RS232 serial ports, with jumper selectable RS422/485 for COM2. Connector: CN_COM2 Type: 10-pin (5 x 2) 1.27mm x 2.54mm-pitch header for COM2 Description Description DCD/422TX-/485- RXD/422TX+/485+ TXD/422RX+... - Page 32 LE-374 User’s Manual CN_COM2 JCSEL2 JCSEL1...
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Page 33: Power And Fan Connector
LE-374 User’s Manual 2.14 <Power and Fan Connector > The board requires DC input with 4-pin hear, the input voltage range is from 9V to 24V, for the input current, please take a reference of the power consumption report on appendix. -
Page 34: Power Output
LE-374 User’s Manual 2.14.2 <Power Output> Connector: DC_OUT Type: 4-pin connector for +5V/+12V output Pin Description Pin Description Pin Description Pin Description +12V Ground Ground Note: Maximum output current 12V/3A, 5V/3A 2.14.3 <Fan Connector> Connector: SYSFAN Type: 3-pin fan wafer connector... -
Page 35: Indicator And Switch
LE-374 User’s Manual 2.15 <Indicator and Switch> The JFRNT provides front control panel of the board, such as power button, reset and beeper, etc. Please check well before you connecting the cables on the chassis. Connector: JFRNT Type: onboard 14-pin (2 x 7) 2.54-pitch header... - Page 36 LE-374 User’s Manual (This Page is Left For Blank)
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Page 37: Chapter 3
LE-374 User’s Manual Chapter 3 <System Configuration> 3.1 <Video Memory Setup> Based on Intel® 945GSE chipset with GMA (Graphic Media Accelerator) 950, the board supports Intel® DVMT (Dynamic Video Memory Technology) 3.0, which would allow the video memory to be allocated up to 224MB. - Page 38 LE-374 User’s Manual Notice: The On-Chip Frame Buffer Size would be included in the Fixed Memory. Please select the memory size according to this table. On-Chip Fixed DVMT Total System Frame Memory Memory Graphic Memory Buffer Size Size Size Memory...
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Page 39: Audio Configuration
LE-374 User’s Manual 3.2 <Audio Configuration > The board provides 5.1 channel audio interface with driver installed, please install the Realtek ALC655 audio driver in the CD before getting start to enjoy the 5.1 channel sound system. Install REALTEK AC97 Audio driver. - Page 40 LE-374 User’s Manual (This Page is Left for Blank)
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Page 41: Chapter 4
LE-374 User’s Manual Chapter 4 <BIOS Setup> The motherboard uses the Award BIOS for the system configuration. The Award BIOS in the single board computer is a customized version of the industrial standard BIOS for IBM PC AT-compatible computers. It supports Intel x86 and compatible CPU architecture based processors and computers. - Page 42 LE-374 User’s Manual (This Page is Left for Blank)
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Page 43: Appendix A
LE-374 User’s Manual Appendix A <I/O Port Pin Assignment> A.1 <IDE Port> Connector: IDE Type: 44-pin (22 x 2) box header Description Description Reset Ground Ground Ground IOW-/STOP Ground IOR-/HDMARDY Ground IORDY/DDMARDY Ground DACK- Ground ASP1 Ground Ground Ground... -
Page 44: Irda Port
LE-374 User’s Manual A.2 <IrDA Port> Connector: CN_IR Type: 5-pin header for SIR Port Description IRRX Ground IRTX A.3 < CRT Port > Connector: CRT Type: 15-pin D-sub female connector on rear panel Description Description Description Ground GREEN Ground 5VCDA... -
Page 45: Serial Port
LE-374 User’s Manual A.5 <Serial Port> Connector: COM1 Type: 9-pin D-sub male connector on rear panel Description Description Ground A.6 <LAN Port> Connector: RJ45 Type: RJ45 connector with LED on rear panel Description TRD0+ TRD0- TRD1+ TRD2+ TRD2- TRD1- TRD3+ TRD3-... -
Page 46: Appendix B
LE-374 User’s Manual Appendix B <Flash BIOS> B.1 BIOS Auto Flash Tool The board is based on Award BIOS and can be updated easily by the BIOS auto flash tool. You can download the tool online at the address below: http://www.award.com... -
Page 47: Appendix C
LE-374 User’s Manual Appendix C <System Resources> C.1 <I/O Port Address Map>... - Page 48 LE-374 User’s Manual...
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Page 49: Memory Address Map
LE-374 User’s Manual C.2 <Memory Address Map >... -
Page 50: System Irq Resources
LE-374 User’s Manual C.3 < System IRQ Resources >... -
Page 51: Appendix D
LE-374 User’s Manual Appendix D <Programming GPIO’s> The GPIO can be programmed with the MSDOS debug program using simple IN/OUT commands.The following lines show an example how to do this. GPIO0…..GPIO7 bit0……bit7 -o 2E 87 ;enter configuration -o 2E 87... -
Page 52: Appendix E
LE-374 User’s Manual Appendix E <Watch Dog timer Setting > The watchdog timer makes the system auto-reset while it stops to work for a period. The integrated watchdog timer can be setup as system reset mode by program. Timeout Value Range... - Page 53 LE-374 User’s Manual (This Page is Left for Blank)
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Page 54: Contact Information
19F., No.94, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei City Address 22102, Taiwan +886-2-26963909 +886-2-26963911 Website h ttp://www.commell.com.tw i nfo@commell.com.tw (General Information) E-Mail t ech@commell.com.tw (Technical Support) Facebook https://www.facebook.com/pages/Taiwan-Commate-Computer-Inc/547993955271899 Twitter https://twitter.com/Taiwan_Commate Commell is our trademark of industrial PC division...
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