COMMELL AS-C74 User Manual
AS-C74
ATX motherboard
User’s Manual
Edition: 1.4
2014/05/13
AS-C74 User’s Manual
Copyright
Copyright 2011 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 protect ed 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 propert y of their
respective owners.
Disclaimer
The company shall not be liable for any incidental or consequenti al dam ages res ultin g from
the performance or use of this product.
The company does not issue a warranty of any kind, e xpress 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 th e 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.
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AS-C74 User’s Manual
Packing List
Please check package component before you use our products.
Hardware:
AS-C74 ATX motherboard x 1
Cable Kit:
SATA Cable x 2
(OALSATA3-L)/ (1040529)
USB Cable x 1(Option)
(OALUSBA-1)/ (1040172)
DB25 & DB9 cable x 1
(OAL1S1P)/ (1040041)
DVI module with bracket x 1
(BADPDVIP_A & OALDVI-P)/
412
21 14
7
I/O Shield x 1
(OPLATE-C74)/ (1270049)
Other Accessories:
Drivers CD (including User’s Manual) x 1
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AS-C74 User’s Manual
Index
Chapter1 <Introduction>
1.1 <Product Overview> .............................................................................................7
1.2 <Product Specification>........................................................................................8
1.3 <Block Diagram> ................................................................................................10
1.4 <Mechanical Drawing > ......................................................................................11
............................................................7
Chapter 2 <Hardware Setup>.................................................12
2.1 <Connector Location>......................................................................................... 12
2.2 <Jumper Reference>..........................................................................................13
2.3 <Connector Reference>......................................................................................14
2.3.1 <Internal Connectors> ..............................................................14
2.3.2 <External Connectors> .............................................................14
2.4 <CPU and Memory Setup>.................................................................................15
2.4.1 <CPU installation>...................................................................15
2.4.2 <Memory installation>..............................................................16
2.5 <CMOS Setup>...................................................................................................17
2.6 <Serial ATA installation>......................................................................................18
2.7 <LAN installation>...............................................................................................19
2.8 <Onboard Display Interface>..............................................................................20
2.8.1 <Analog Display>....................................................................20
2.8.2 <DVI Display >.......................................................................21
2.9 <Audio Installation> ............................................................................................22
2.10 <GPIO and SMBUS interface> .........................................................................24
2.11 <USB Installation>.............................................................................................25
2.12 <Power and Fan Installation> ...........................................................................27
2.13 <Serial Port>.....................................................................................................29
2.14 <Switch and Indicator> .....................................................................................32
Chapter 3 <System Configuration>.......................................34
3.1 <SATA configuration>..........................................................................................34
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AS-C74 User’s Manual
3.2 <SATA RAID Configuration> ...............................................................................35
3.3 <Audio Configuration> ........................................................................................37
3.4 <Display Properties Setting>...............................................................................38
Chapter 4 <BIOS Setup>.........................................................40
Appendix A <I/O Port Pin Assignment>................................42
A.1 <Serial ATA Port>................................................................................................42
A.2 <IrDA Port>.........................................................................................................42
A.3 <LAN Port>.........................................................................................................42
A.4 <Serial Port>.......................................................................................................43
A.5 <VGA Port>........................................................................................................43
A.6<Parallel Port>.....................................................................................................44
Appedix B <System Resources>...........................................45
B.1 <I/O Port Address Map>.....................................................................................45
B.2 <Memory Address Map> ....................................................................................47
B.3 <System IRQ Resources>..................................................................................48
Appendix C <Programming GPIO’s>....................................49
Appendix D <Watch Dog timer Setting >.............................50
Contact Information...................................................................51
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AS-C74 User’s Manual
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AS-C74 User’s Manual
Chapter1 <Introduction>
1.1 <Product Overview>
AS-C74 is the motherboard with last Intel desktop technology with Mini-ITX form factor.
Based on Intel
socket, DDR3 memory socket, Intel
function for a powerful desktop system.
Intel® FCLGA1155 processor
The Intel® I3/I5/I7/Pentium/Xeon® processor now comes with a new form factor with
1 155-pin FCLGA package, for 1066/1333MHz front-side-bus, 12MB L2 cache, for 65nm and
45nm manufacturing technology, the PLGA processor without pin header on solder side can
make user installing the processor on the socket easier.
Intel
® Q67 PCH chipset
The Intel Q67 integrates DDR3 1066/1333MHz for memory, and HD Graphic technology for
new graphic engine. The Q67 integrates with up to 12 USB2.0 interfaces , and serial ATA II
® Q67, the board integrates I3/I5/I7/Pentium/Xeon® processor 1155-pin
® HD Graphic technology, Serial ATA II with RAID
interface with RAID function.
Flexible Extension Interface
The board provides one mini-PCIE socket, one mini-PCI socket, five PCI slots, one PCIE
X4 and one PCIE X16 slot.
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AS-C74 User’s Manual
1.2 <Product Specification>
General Specification
Form Factor ATX motherboard
CPU Intel® I3/I5/I7/Pentium/Xeon® processor
With LGA1155 socket
Package type: FCLGA 1155
Memory 4 x 240-pin DDR3 1066/1333MHz SDRAM up to 32GB
Unbufferred, none-ECC memory supported only
Chipset Intel® BD82Q67 PCH
BIOS Phoenix 16Mb SPI 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 Chipset built-in RTC with lithium battery
Serial ATAII Intel® Q67 PCH integrates 4 Serial ATA II interface& 2 Serial ATA IIl
RAID 0, 1,5,10 Intel Matrix Storage Technology supported
Multi-I/O Port
Chipset Intel® Q67 PCH with Winbond® W83627DHG-P Controller
Serial Port Five RS-232 and one RS232/422/485 serial ports
USB Port Twelve Hi-Speed USB 2.0 ports with 480Mbps of transfer rate
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® Clear Video integrated HD Graphics Technology
Frame Buffer Up to 1.7GB shared with system memory
Display Type CRT, LCD monitor with analog display
Onboard DVI interface
Connector External DB15 female connector on rear I/O panel
Onboard 26-pin DVI Connector
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AS-C74 User’s Manual
Ethernet Interface
Controller Two Intel 82574L Gigabit Ethernet controller
Type Triple speed 10/100/1000Base-T
Auto-switching Fast Ethernet
Full duplex, IEEE802.3U compliant
Connector Two External RJ45 connectors with LED on rear I/O panel
Audio Interface
Chipset Intel® integrated Q67with Realtek ALC888HD Audio
Intel High Definition Audio compliance
Interface 2 channels sound output
Connector External 3 phone jack for 2 channel audio on rear I/O panel
External SPDIF connector on rear I/O panel
Internal 10-pin header for line-out, MIC-in, 4-pin header for CD-IN
Power and Environment
Power
Requirement
Dimension 307(L) x 244 (H) mm
Temperature Operating within 0 ~ 60P
Standard ATX 24-pin (20-pin is compatible) power supply
Additional +12V 8-pin power connector (4-pin is compatible)
Storage within –20 ~ 85
O
p
C (32 ~ 140P
O
p
P
C (-4 ~ 185P
O
p
F)
O
p
F)
Ordering Code
AS-C74 Onboard VGA, DVI, 2 x Gigabit LAN, 12 x USB2.0, 6 x serial Port, 6
x SATA, 1 x IrDA, Realtek HD 5.1CH Audio, Mini-PCI, PCI, PCIE
Mini card, PCIE x16& PCIE x4.
The specifications may be different as the actual production.
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AS-C74 User’s Manual
1.3 <Block Diagram>
4 x 240-pin DDR3
1066/1333MHz up
to 32GB
6 x Serial ATA
12 x USB2.0 ports
HD Audio
2 x Serial ports
IrDA
8-bit GPIO
Parallel port
Intel Q67
SPI
BIOS
Intel 82574L
2 x GLAN
Mini-PCIe card slot
PCI-E x16 & x4
Mini-PCI slot
5 x PCI slot
PCI bus
COM3/4/5/6
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AS-C74 User’s Manual
1.4 <Mechanical Drawing >
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AS-C74 User’s Manual
Chapter 2 <Hardware Setup>
2.1 <Connector Location>
CN_AUDIO
LPT
CN_DVI
SYSFAN
CN_USB1/2
JFRNT
CN_DIO
S_ATA1/2/3/4/5/6
CDIN
CPUFAN
CN_12V
ATX
DDRIIIA1/2/B1/2
RJ45_1/2
COM1 COM3
PS2
USB CRT COM2
SPDIF
Audio
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AS-C74 User’s Manual
2.2 <Jumper Reference>
Jumper Function
JRTC CMOS Operating/Clear Setting
JP1 COM1 signal mode switch (For Pin-1 & Pin-9)
JP2 COM2 signal mode switch (For Pin-1 & Pin-9)
JAT Power mode select
JCSEL1
JCSEL2
JVUSB1/2
JAT
JVUSB1
1 2
5 6
Jumper: JAT
Type: Onboard 3-pin jumper
JAT Mode
1-2 AT Power mode
2-3 ATX Power mode
Default setting
Jumper: JVUSB1/2
Type: Onboard 6-pin jumper
JVUSB Mode
1-3 & 2-4 5V
3-5 & 4-6 5V_SB
Default: 1-3 & 2-4
CN_COM2 RS-232 RS422 RS485 Setting
CN_IR IrDA Setting
USB Voltage Setting
JAT
1
3
1 2
5 6
JVUSB2
5 1
6 2
Connector Reference 13
AS-C74 User’s Manual
2.3 <Connector Reference>
2.3.1 <Internal Connectors>
Connector Function Remark
CPU LGA1155 CPU socket
DDRIIIA1/2&B1/2 240 –pin DDR3 SDRAM DIMM socket
S_ATA1/2/3/4/5/6 7-pin Serial ATA II connector
ATX 24-pin power supply connector
CN_12V 8-pin +12V additional power supply connector
CN_AUDIO 5 x 2-pin audio connector
CDIN 4-pin CD-ROM audio input connector
CN_DIO 6 x 2-pin digital I/O connector
CN_USB1/2/3/4 10-pin USB connector
CPUFAN 4-pin CPU cooler fan connector
SYSFAN 3-pin system cooler fan connector
CN_IR 5-pin IrDA connector
CN_SMBUS 5-pin SMBUS connector
JFRNT 14-pin front panel switch/indicator connector
PCIE_16X PCI Express 16x slot
PCIE_4X PCI Express 4x slot
Mini-PCI 1 x Mini-PCI socket
PCI 5 x PCI slots
CN_DVI 26 Pin connector
CN_COM4/5/6 5 x 2-pin com connector
MINI_CARD 1 x 52-pin PCI Express mini card
LPT 26-pin LPT port connector
2.3.2 <External Connectors>
Connector Function Remark
PS2 PS/2 Keyboard /Mouse connector
CRT+COM1 DB15 VGA + Serial port connector
USB_RJ45_1/2 Dual USB and one RJ45 LAN Port
COM 2/3 Serial port connector
AUDIO Audio connectors
SPDIF SPDIF digital audio output connector
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AS-C74 User’s Manual
p
2.4 <CPU and Memory Setup>
2.4.1 <CPU installation>
AS-C74 has a LGA1155 CPU socket onboard; please check following steps to install the
processor properly.
Attention If AS-C74 need RMA please Keep CPU socket cover on the CPU Socket.
Warning If CPU Socket internal Pin damage We could not provide warranty.
Intel® I 3/I5/I7/Pentium® processor
Package type: 1155 pin FCLGA
FSB:1066/1333MHz
1. Lift this bar
4. Lock this bar
2. Uncover this plate
Checked point
3. Place the CPU on the top of
ins
the
3. Cover this plate
Notice: Please place the CPU on the pins tenderlyto avoid bending the pins
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AS-C74 User’s Manual
2.4.2 <Memory installation>
AS-C74 has four 240-pin DDR3 DIMM support up to 32GB of memory capacity. The
memory frequency supports 1066/1333 MHz. Only Non-ECC memory is supported.
DDR3 A1/2
DDR3 B1/2
144-pin
Please check the pin number to match the socket side well
before installing memory module.
96-pin
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