Commell LV-677 User manual

LV-677
Mini-ITXexpress Motherboard
User’s Manual
Edition 1.4
2007/12/20

LV-677 User’s Manual
2
Copyright
Copyright 2006, 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.
All trademarks and/or registered trademarks contains in this document are property of
their respective owners. Disclaimer
The company shall not be liable for any incidental or consequential damages resulting
from the performance or use of this product.
The company does not issue a warranty of any kind, express or implied, including
without limitation implied warranties of merchantability or fitness for a particular purpose.
The company has the right to revise the manual or include changes in the specifications
of the product described within it at any time without notice and without obligation to
notify any person of such revision or changes.
Trademark
All trademarks are the property of their respective holders.
Any questions please visit our website at TUhttp://www.commell.com.twUT

LV-677 User’s Manual
3
Packing List:
Please check the package content before you starting using the board.
Hardware:
LV-677 or LV-677DC Mini ITX Motherborad x 1
Cable Kit:
44-pin
44-pin
40-pin
Floppy Cable x 1
SATACable x 2
ATA33 IDE Cable x1
Composite Cable x 1 COM port Cable x 1
I/O Shield x 1
CPU Cooler x 1
4-pin to 4-pin Power Cable x 1
(LV-677DC Only)
Printed Matters:
User’s Manual x 1
Driver CD x 1
YPbPr Cable x 1

LV-677 User’s Manual
4
Index
Chapter 1 <Introduction>...............................................................7
1.1 <Product Overview> .................................................................7
1.2 <Product Specification>............................................................9
1.3 <Mechanical Drawing>...........................................................11
1.4 <Block Diagram>....................................................................12
Chapter 2 <Hardware Setup>....................................................14
2.1 <Connector Location>.............................................................14
2.2 <Jumper Location & Reference>............................................15
2.3 <Connector Reference>...........................................................16
2.3.1 <Internal Connectors> .........................................................16
2.3.2 <External Connectors> ........................................................16
2.4 <CPU and Memory Setup>.....................................................17
2.4.1 <CPU Setup>.....................................................................17
2.4.2 <Memory Setup>................................................................18
2.5 <CMOS Setup>.......................................................................19
2.6 <Enhanced IDE Interface>......................................................20
2.7 <Serial ATAInterface>............................................................20
2.8 <Floppy Port>..........................................................................21
2.9 <Ethernet Interface>................................................................22
2.10 <Onboard Display Interface>................................................23
2.10.1 <Analog Display>.............................................................23
2.10.2 <Digital Display>..............................................................24
2.10.3 <HDTV Interface> ............................................................28
2.11 <Integrated Audio Interface> ................................................29
2.12 <GPIO Interface>..................................................................31
2.13 <Power Supply>....................................................................32
2.13.1 <Power Input>..................................................................32
2.13.2 <Power Output>................................................................33
2.14 <Switch and Indicator>.........................................................34

LV-677 User’s Manual
5
Chapter 3 <System Setup>.........................................................35
3.1 <Video Memory Setup> ..........................................................35
Chapter 4 <BIOS Setup>..............................................................37
Appendix A <I/O Port Pin Assignment>............................39
A.1 <IDE Port>..............................................................................39
A.2 <Serial ATAPort>...................................................................40
A.3 <Floppy Port>.........................................................................40
A.4 <IrDA Port>............................................................................40
A.5 <Serial Port>...........................................................................41
A.6 <VGA Port>............................................................................42
A.7 <LAN Port>............................................................................42
A.8 < USB Interface >...................................................................42
Appendix B <Flash BIOS>...........................................................43
B.1 <Flash Tool> ...........................................................................43
B.2 <Flash BIOS Procedure>........................................................43
Appendix C <System Resources>........................................44
Appendix D <Programming Watchdog Timer >..........49
Appendix E <How to setting RS-422 & RS-485>.........50
Contact Information.........................................................................51

LV-677 User’s Manual
6
(This Page is Left for Blank)

LV-677 User’s Manual
Product Overview 7
Chapter 1 <Introduction>
1.1 <Product Overview>
LV-677 is the new generation of the Mini-ITX motherboard, with supporting Intel Core 2
Duo/Core Duo/ Core Solo processors for 533/667MHz front side bus, Intel 945GM(E)
and ICH7-M chipset, integrated GMA950 graphics, DDR2 memory, REALTEK High
Definition Audio, Serial ATA, PCI Express x1,x16 interface and one Intel 82573L Gigabit
LAN .
Intel Merom dual core Processor
The board supports Intel Core 2 Duo/Core Duo/ Core Solo processors with 533/667MHz
front side bus, 4MB L2 cache, to provide more powerful performance than before.
New features for Intel 945GM(E) chipset
The board integrates Intel 945GM(E) and ICH7-M chipset, to provide new generation of
the mobile solution, supports Intel GMA950 graphics, DDR2 400/533/667 memory,
built-in high speed mass storage interface of serial ATA, High Definition Audio with 5.1
channels surrounding sound.
All in One multimedia solution
Based on Intel 945GM(E) and ICH7-M chipset, the board provides high performance
onboard graphics, 18/24 bit Single/dual channel LVDS interface, HDTV and 5.1
channels High Definition Audio, to meet the very requirement of the multimedia
application.
Flexible Extension Interface
The board provides one PCI-Express x16 slots for graphics card, it also can support
PCI-Express x1 for LAN card or other devices. The board also provides CompactFlash
Type II slot and two mini-PCI slot.

LV-677 User’s Manual
8

LV-677 User’s Manual
Product Overview 9
1.2 <Product Specification>
General Specification
Form Factor Mini-ITX motherboard
CPU Intel®Core 2 Duo/Core Duo /Core Solo processors
Package type: FC-PGA478
L2 Cache: 4MB
Front side bus: 533/667MHz
Memory 2 x 240-pin DDR2 400/533/667MHz SDRAM up to 3GB
Up to 10.67GB/s of bandwidth with dual-channel interleaved mode
Dual-Channel technology supported
Unbufferred, none-ECC memory supported only
Chipset Intel®945GM(E) (Northbridge) and ICH7-M (Southbridge)
BIOS Phoenix-Award v6.00PG 4Mb PnP flash BIOS
Green Function Power saving mode includes doze, standby and suspend modes.
ACPI version 1.0 and APM version 1.2 compliant
Watchdog Timer System reset programmable watchdog timer with 1 ~ 255 sec./min. of
timeout value
Real Time Clock Intel®ICH7-M built-in RTC with lithium battery
Enhanced IDE UltraDMA33 IDE interface supports up to 2 ATAPI devices
One 44-pin IDE port onboard
One CompactFlash Type II socket on solder side
Serial ATA Intel®ICH7-M integrates 2 Serial ATA interfaces(No RAID Function)
Up to 150MB/s of transfer rate
Multi-I/O Port
Chipset Intel®ICH7-M with Winbond®W83627THG controller
Serial Port 1x RS232 Port,1x RS232/422/485 Port
USB Port Six Hi-Speed USB 2.0 ports with 480Mbps of transfer rate
Parallel Port One D-sub 26pin LPT Port
Floppy Port One slim type Floppy port
IrDA Port One IrDA compliant Infrared interface supports SIR
K/B & Mouse External PS/2 keyboard and mouse ports on rear I/O panel
GPIO One 12-pin Digital I/O connector with 8-bit programmable I/O interface
Smart Fan One CPU fan connectors for fan speed controllable
VGA Display Interface
Chipset Intel®945GM(E) GMCH (Graphic Memory Controller Hub)
Frame Buffer Up to 224MB shared with system memory
Display Type CRT, LCD monitor with analog display
Onboard 18/24-bit single/dual channel LVDS interface
TV-out
Connector External DB15 female connector on rear I/O panel
Onboard 40-in LVDS connector
Onboard Mini Din 7-pin TV-out connector

LV-677 User’s Manual
Product Specification
10
Ethernet Interface
Controller Intel 82573L 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 Intel®ICH7M with Realtek®ALC880 High Definition Audio compliance
Interface 5.1 channels sound output
Connector External Audio phone jack for Line-out, Line-in, MIC-in.
Onboard audio connector with pin header (built-in amplifier for speaker
out and MIC-in)
Onboard CD-IN connector
S/PDIF on rear I/O panel
Expansive Interface
PCI-Express One x16 PCI-Express slot (compatible with x1 slot)
Up to 8GB/s of transfer bandwidth
Power supply: +3.3V, +12V
PCI Two Mini-PCI socket for TYPE III B (32-bit, 33MHz)
Power supply: +3.3V, +5V
IEEE1394 One IEEE 1394 connector on rear I/O Panel
Power and Environment
Power
Requirement Standard 24-pin ATX power supply (20-pin is compatible)
(LV-677) or 8~21V full range DC Input (LV-677DC)
Input Range 8V ~ 21V full range DC Input (LV-677DC)
Dimension 170 (L) x 170 (H) mm
Temperature Operating within 0 ~ 60PoPC (32 ~ 140PoPF)
Storage within -20 ~ 85PoPC (-4 ~ 185PoPF)
Ordering Code
LV-677 Onboard VGA,LVDS, one Intel Gigabit LAN, 6 x USB2.0,HDTV, 2 x
Mini-PCI, HD Audio, SATA , 24-pin power connector(ATX PSU)
LV-677DC Onboard VGA,LVDS, one Intel Gigabit LAN, 6 x USB2.0,HDTV, 2 x
Mini-PCI, HD Audio, SATA , 4-pin Power Din(DC adapter)
PCIE-SDVOX PCI-Express add-on card for 18/24bit dual channel LVDS Interface
The specifications may be different as the actual production.
For further product information please visit the website at TUhttp://www.commell.com.twUT

LV-677 User’s Manual
Mechanical Drawing 11
1.3 <Mechanical Drawing>

LV-677 User’s Manual
Block Diagram
12
1.4 <Block Diagram>
Intel Core 2 Duo Processo
r
Intel GMA950 Graphics
PCI-Express x16
LVDS
2 x 240-pin DDR2
400/533/677MHz
up to 3GB
945GM(E)
ICH7-M
2 x Serial ATA ports
PCI Express 1x
6 x USB2.0 ports
Intel 82537L
Gigabit LAN
PCI
2 x Mini-PCI slot
UltraDMA33 IDE
CompactFlash
IEEE1394
BIOS
HD Audio
2 x Serial ports
1 x Floppy ports
8-bit GPIO IrDA
LPT Port
HDTV

LV-677 User’s Manual
13
(This Page is Left for Blank)

LV-677 User’s Manual
Connector Location
14
Chapter 2 <Hardware Setup>
2.1 <Connector Location>
JFRNT
IDE FDD ATX
PCI-Express
CPUFAN
SYSFAN
DC-out
Mini-PCI
COM Port
SATA
LPT Port
DC-in (LV-677DC)
IEEE1394
PS/2 HDTV S/PDIF CRT
USB&LAN Audio
DC-in (LV-677DC)
CN_USB

LV-677 User’s Manual
CPU Setup 15
2.2 <Jumper Location & Reference>
Jumper Function
JRTC CMOS Operating/Clear Setting
JCFSEL CF with IDE mode selection
JVLCD Panel Voltage Setting
JAT Power mode select
Jumper: JAT
Type: onboard 2-pin header
Power Mode JAT
AT Mode
ATX Mode
Default setting: ATX Mode
JCFSEL
JVLCD
JRTC
JAT

LV-677 User’s Manual
Connector Reference
16
2.3 <Connector Reference>
2.3.1 <Internal Connectors>
Connector Function Remark
CPU Socket479 for CPU Standard
DDRIIA/B Two 240 -pin DDR2 SDRAM DIMM slot Standard
IDE 44-pin IDE connector Slim
FDD 26-pin slim type floppy connector Slim
S_ATA1/2 7-pin Serial ATA connector Standard
PWRIN 24-pin power input connector (LV-677 only) Standard
CN_BPWR 4-pin power output connector Standard
CN_AUDIO 5 x 2-pin audio connector Standard
CDIN 4-pin CD-ROM audio input connector Standard
CN_DIO 6 x 2-pin digital I/O connector Standard
CN_USB Two 5 x 2-pin USB connector Standard
CPUFAN 4-pin CPU cooler fan connector Standard
SYSFAN 3-pin system cooler fan connector Standard
CN_LVDS 20 x 2-pin LVDS connector Standard
CN_INV 5-pin LCD inverter connector Standard
CN_IR 5-pin IrDA connector Standard
JFRNT 14-pin front panel switch/indicator connector Standard
MiNiPCI 2 x Mini-PCI socket Type III Standard
PCI_E16x PCI Express 16x/1x slot Standard
CF CompactFlash Type II socket Standard
COM1/2 Serial port connector Standard
JAT Power mode select Standard
2.3.2 <External Connectors>
Connector Function Remark
DC_IN DC 12V input connector(LV-677DC only) Standard
USB_RJ45 Dual USB and one RJ45 LAN connector Standard
CRT DB15 analog VGA connector Standard
KB PS/2 keyboard connector Standard
MS PS/2 mouse connector Standard
AUDIO Audio connectors Standard
1394 IEEE1394 port Standard
LPT 25-pin D-sub LPT port Standard
HDTV Mini Din 7-pin TV out Standard
SPDIF SPDIF digital audio output connector Standard

LV-677 User’s Manual
CPU Setup 17
2.4 <CPU and Memory Setup>
2.4.1 <CPU Setup>
The board comes with the socket479 for Intel Core 2 Duo/Core Duo/ Core Sole
processors, it supports new generation of Intel Core Duo processors with 533/667MHz
of front side bus and 4MB L2 cache. Please follow the instruction to install the CPU
properly.
1. Use the flat-type
screw drive to unlock
the CPU socket
Unlock wa
y
Check
p
oint
2. Follow the pin direction to install
the processor on the socket
3. Lock the socket

LV-677 User’s Manual
Memory Setup
18
2.4.2 <Memory Setup>
The board provides two 240-pin DDR2 DIMMs to support DDR2 400/533/667 memory
modules up to 3GB of capacity. Non-ECC, unbuffered memory is supported only. While
applying two same modules, dual channel technology is enabled automatically for
higher performance.
DDRIIB/A
112-pin128-pin
Please check the pin number to match the socket side well
before installing memory module.
DIMM

LV-677 User’s Manual
CMOS Setup 19
2.5 <CMOS 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.
Jumper: JRTC
Type: Onboard 3-pin jumper
JRTC Mode
1-2 Clear CMOS
2-3 Normal Operation
Default setting
JRTC
13

LV-677 User’s Manual
Enhanced IDE Interface
20
2.6 <Enhanced IDE Interface>
The board has one UltraDMA33 IDE interface to support up to 2 ATAPI devices, or one
ATAPI device and CompactFlash Type II socket on the solder side, with jumper JCFSEL
for IDE master/slave mode selection.
Jumper: JCFSEL
Type: onboard 3-pin header
JCFSEL Mode
1-2 Master
2-3 Slave
Default setting
2.7 <Serial ATA Interface>
Based on Intel ICH7-M, the board provides two Serial ATA interfaces with up to 150MB/s
of transfer rate.
JCFSEL
1
3