September, 2007 1.10 CN25, CN26 and CN27 connectors combined into new CN25 connector
December, 2006 1.00 Initial Release
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IOWA-MARK Half-size CPU Card
COPYRIGHT NOTICE
The information in this document is subject to change without prior notice in order to
improve reliability, design and function and does not represent a commitment on the part
of the manufacturer.
In no event will the manufacturer be liable for direct, indirect, special, incidental, or
consequential damages arising out of the use or inability to use the product or
documentation, even if advised of the possibility of such damages.
Copyright
This document contains proprietary information protected by copyright. All rights are
reserved. No part of this manual may be reproduced by any mechanical, electronic, or
other means in any form without prior written permission of the manufacturer.
TRADEMARKS
All registered trademarks and product names mentioned herein are used for identification
purposes only and may be trademarks and/or registered trademarks of their respective
owners.
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IOWA-MARK Half-size CPU Card
Manual Conventions
WARNING!
Warnings appear where overlooked details may cause damage to the equipment or result
in personal injury. Warnings should be taken seriously. Warnings are easy to recognize.
The word “warning” is written as “WARNING,” both capitalized and bold and is followed by
text. The text is the warning message. A warning message is shown below:
WARNING:
This is an example of a warning message. Failure to adhere to warning
messages may result in permanent damage to the IOWA-MARK or
personal injury to the user. Please take warning messages seriously.
CAUTION!
Cautionary messages should also be heeded to help reduce the chance of losing data or
damaging the IOWA-MARK. Cautions are easy to recognize. The word “caution” is written
as “CAUTION,” both capitalized and bold and is followed. The italicized text is the
cautionary message. A caution message is shown below:
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IOWA-MARK Half-size CPU Card
CAUTION:
This is an example of a caution message. Failure to adhere to cautions
messages may result in permanent damage to the IOWA-MARK.
Please take caution messages seriously.
NOTE:
These messages inform the reader of essential but non-critical information. These
messages should be read carefully as any directions or instructions contained therein can
help avoid making mistakes. Notes are easy to recognize. The word “note” is written as
“NOTE,” both capitalized and bold and is followed by text. The text is the cautionary
message. A note message is shown below:
NOTE:
This is an example of a note message. Notes should always be read.
Notes contain critical information about the IOWA-MARK. Please take
note messages seriously.
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IOWA-MARK Half-size CPU Card
Packing List
NOTE:
If any of the components listed in the checklist below are missing,
please do not proceed with the installation. Contact the IEI reseller or
vendor you purchased the IOWA-MARK from or contact an IEI sales
representative directly. To contact an IEI sales representative, please
send an email to
The items listed below should all be included in the IOWA-MARK package.
1 x IOWA-MARK Single Board Computer
1 x Audio Cable
1 x IDE Cable
1 x Keyboard/Mouse Y-cable
1 x Mini Jumper Pack
1 x Quick Installation Guide (QIG)
2 x SATA Cable
1 x SATA Power Cable
1 x Serial Cable
1 x USB Cable
1 x Utility CD
Menu 1: Award BIOS CMOS Setup Utility.............................................................. 102
BIOS Menu 2: Standard CMOS Features ............................................................... 104
BIOS Menu 3: IDE Channel Master......................................................................... 107
BIOS Menu 4: Advanced BIOS Features................................................................ 110
BIOS Menu 5: Advanced Chipset Features ........................................................... 119
BIOS Menu 6: Integrated Peripherals..................................................................... 128
BIOS Menu 7: Power Management Setup.............................................................. 136
BIOS Menu 8: Power Management......................................................................... 139
BIOS Menu 9: Wake Up Events............................................................................... 142
BIOS Menu 10: IRQ Activity Monitoring................................................................. 146
BIOS Menu 11: PnP/PCI Configurations................................................................ 147
BIOS Menu 12: IRQ Resources............................................................................... 149
BIOS Menu 13: Memory Resources........................................................................ 150
BIOS Menu 14: PC Health Status............................................................................ 152
BIOS Menu 15: Frequency/Voltage Control........................................................... 153
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IOWA-MARK Half-size CPU Card
Glossary
AC ’97 Audio Codec 97
ACPI Advanced Co nfiguration and
Power Interface
APM Advanced Power Management
ARMD ATAPI Removable Media Device
ASKIR Shift Keyed Infrared
ATA Advanced Technology
Attachments
BIOS Basic Input/Output System
CFII Compact Flash Type 2
CMOS Complementary Metal Oxide
Semiconductor
CPU Central Processing Unit
Codec Compressor/Decompressor
COM Serial Port
DAC Digital to Analog Converter
DDR Double Data Rate
IrDA Infrared Data Association
HDD Hard Disk Drive
IDE Integrated Data Electronics
I/O Input/Output
L1 Cache Level 1 Cache
L2 Cache Level 2 Cache
LCD Liquid Crystal Display
LPT Parallel Port Connector
LVDS Low Voltage Differential Signaling
MAC Media Access Controller
OS Operating System
PCI Peripheral Connect Interface
PIO Programmed Input Output
PnP Plug and Play
POST Power On Self Test
RAM Random Access Memory
SATA Serial ATA
DIMM Dual Inline Memory Module
DIO Digital Input/Output
DMA Direct Memory Access
EIDE Enhanced IDE
EIST Enhanced Intel SpeedStep
Technology
FDD Floppy Disk Drive
FDC Floppy Disk Connector
FFIO Flexible File Input/Output
FIFO First In/First Out
FSB Front Side Bus
S.M.A.R.T Self Monitoring Analysis and
Reporting Technology
SPD Serial Presence Detect
S/PDI Sony/Philips Digital Interface
SDRAM Synchronous Dynamic Random
Access Memory
SIR Serial Infrared
UART Universal Asynchronous
Receiver-transmitter
USB Universal Serial Bus
VGA Video Graphics Array
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IOWA-MARK Half-size CPU Card
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IOWA-MARK Half-size CPU Card
Chapter
1
1 Introduction
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1.1 Introduction
The IOWA-MARK is a VIA® MARK based half-size ISA CPU card. The IOWA-MARK has
a Front Side Bus (FSB) of 533MHz or 800MHz, has 128MB of RAM on-board and is
upgradeable with a further 512MB of SDRAM. Multiple input/output options include VGA,
24-bit TTL and 36-bit dual channel LVDS (18-bits per channel) for video output, a parallel
port, two serial ports, an infrared port and 10/100BASE-T Ethernet. The IOWA-MARK
supports up to two IDE drives and one floppy drive. Two SATA drives with RAID 0 and
RAID 1 capabilities are optional.
The specifications for the four models are show in
IOWA-MARK-533-128MB-R11-533S-128MB-R11-800-128MB-R11-800S-128MB-R11
CPU Speed 533MHz 533MHz 800MHz 800MHz
CRT/LCD Yes Yes Yes Yes
Onboard
Memory
SATA No Yes No Yes
Audio Yes Yes Yes Yes
128MB 128MB 128MB 128MB
Table 1-1.
Table 1-1: IOWA-MARK Model Specifications
1.1.2 IOWA-MARK Benefits
Some of the IOWA-MARK benefits include:
Power efficient, fanless CPU lowers hardware and operational overhead cost s
ISA exp ansion options available through compatible IEI backplanes
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IOWA-MARK Half-size CPU Card
Support for both legacy ISA and DMA (direct memory access)
Multiple display output devices including VGA, TTL and LVDS
Dual-display support for video output on two monitors
RAID options include RAID 1 for increased data safety and RAID 0 for
improved drive performance for faster data access (on SATA models)
The VIA® MARK CPU has long-term support until December 2010
1.1.3 IOWA-MARK Features
Some of the IOWA-MARK features are listed below:
Half-size form factor
RoHS compliant
VIA® MARK processor installed
Dual-display functionality
Low power consumption (6 Watts)
One 10/100BASE-T Ethernet controller on-board
Two SATA channels with transfer rates up to 150Mb/s on-board (only for
IOWA-MARK-533S and IOWA-MARK-800S)
Four USB 1.1 devices supported
Integrated audio
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1.2 IOWA-MARK Overview
IOWA-MARK Half-size CPU Card
Figure 1-1: IOWA-MARK Overview
Figure 1-2: IOWA-MARK Solder Side Overview
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IOWA-MARK Half-size CPU Card
1.2.1 IOWA-MARK Connectors
The IOWA-MARK has the following connectors on-board:
1 x AT power connector
1 x Audio connector
1 x Backlight inverter connector
1 x Backplane to CPU card connector
1 x Battery connector
1 x CompactFlash socket
1 x CD audio header
1 x CPU fan connector
1 x Digital input/output (DIO) connector
1 x Fan connector
1 x Floppy disk connector
1 x Front panel connector
1 x IDE disk drive connector
1 x Infrared interface connector
1 x 6-pin Keyboard/mouse connector
1 x LVDS LCD connector
1 x Parallel port connector
2 x Serial ATA (SATA) drive connectors (SATA models only)
1 x Serial port
1 x 168-pin SDRAM DIMM socket
1 x TFT LCD connector
2 x USB 1.1 connectors
The IOWA-MARK has the following external peripheral interface connectors on the board
rear panel
1 x Ethernet connector
1 x PS/2 keyboard connector
1 x Serial port connector
1 x VGA connector
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The IOWA-MARK has the following on-board jumpers:
Clear CMOS
TTL and LVDS voltage selector
Serial port voltage selector
1.2.2 Technical Specifications
IOWA-MARK technical specifications are listed in Tabl e 1-2. Detailed de scriptions of each
specification can be found in Chapter 2.
The IOWA-MARK motherboard comes with a VIA® MARK CPU and a VIA® VT82C686B
IOWA-MARK Half-size CPU Card
system chipset.
other components installed on the motherboard.
Figure 2-3 shows the data flow between the system chipset, the CPU and
Figure 2-3: Data Flow Block Diagram
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IOWA-MARK Half-size CPU Card
2.4 CPU Support
The IOWA-MARK series motherboards all come with a preinstalled 533MHz or 800MHz
VIA® MARK CPU.
Figure 2-4: IOWA-MARK Overview
2.4.1 VIA® MARK Overview
The specifications for the VIA® MARK are listed below
533MHz or 800MHz CPU frequency
133MHz FSB frequency
6W or 8W maximum thermal design power
0.13u process technology
HSBGA desig n package
MMX, SSE and 3DNow 3D instruction sets
RNG and AES built in security feature s
133MHz SDRAM memory support
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S3 Graphics ProSavage4 integrated graphics
Integrated LVDS and TFT transmitters
Dual independent display supported
ISA support (via backplane)
2.4.2 VIA® MARK Memory Support
The VIA® Mark CoreFusion processor supports a single PC100MHz or PC133MHz
SDRAM DIMM module with a maximum memory of 512MB. All the models have 128MB of
RAM built in.
IOWA-MARK Half-size CPU Card
Figure 2-5: IOWA-MARK RAM
2.4.3 VIA® MARK Integration
The VIA® MARK CoreFusion processor has an x86 architecture and combines the VIA®
'Nehemiah' processor core with a feature rich Northbridge in a single package. The VIA®
Mark CoreFusion processor offers full legacy support, integrated graphics, a
military-grade hardware security engine and unparalleled connectivity.
2.4.4 VIA® MARK S3 Graphics Unichrome Pro Graphics Core
Page 14
The VIA® Mark CoreFusion has the following graphics and display support.
Integrated S3 Graphics Unichrome Pro Graphics Core
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IOWA-MARK Half-size CPU Card
Dual independent display support
An integrated 36-bit dual channel (18-bits per channel) LVDS transmitter
An integrated 24-bit TFT transmitter
Display resolutions of up to 1600 x 1200 pixels.
Figure 2-6: IOWA-MARK Video Outputs
2.4.5 VIA® MARK VIA® PadLock Security Engine
The VIA® PadLock Security Engine embedded on the VIA® Mark CoreFusion processor
platform integrates an AES cipher engine and a quantum based random number
generator to help protect stored and exchanged data.
2.5 System Chipset
The IOWA-MARK series motherboards all have a preinstalled VIA® VT82C686B chipset.
Figure 2-7: VIA® VT82C686B Southbridge
The system chipset features are listed below.
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Integrated AC '97 audio interface
Integrated MC'97 modem interface
Integrated Super I/O
Hardware monitoring capabilities
USB 1.1 controller
2.5.1 VIA® VT82C686B ATA-6 Controller
The single IOWA-MARK IDE connector supports two ATA-6 HDDs. An ATA-6 (Ultra
ATA/100) compliant IDE controller on the VIA® VT82C686B has a maximum transfer rate
of 100MB/s. ATA-6 includes advancements in error checking and ATA-6 drives are
compatible with future interface additions.
IOWA-MARK Half-size CPU Card
Page 16
Figure 2-8: IDE Slot
The onboard ATA-6 controller is able to support the following IDE HDDs:
Ultra A T A/10 0, with data transfer rates up to 100MB/s
Ultra A T A/66, with data transfer rates up to 66MB/s
Ultra A T A/33, with data transfer rates up to 33MB/s
Specification Ultra A T A/10 0 Ultra AT A/66 Ultra A T A/33
IDE devices
PIO Mode
2 2 2
0 – 4 0 – 4 0 – 4
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IOWA-MARK Half-size CPU Card
PIO Max Transfer Rate
DMA/UDMA designation
DMA/UDMA Max Transfer
Controller Interface
Table 2-1: Supported HDD Specifications
16.6 MB/s 16.6 MB/s 16.6 MB/s
UDMA 5 UDMA 4 UDMA 2
100MB/s 66MB/s 33MB/s
5V 5V 5V
2.5.2 VIA® VT82C686B Flash Interface
The IOWA-MARK CompactFlash® socket supports standard CF Type I and CF Type II
cards. The chipset flash interface is multiplexed with an IDE interface and can be
connected to an array of industry standard NAND Flash or NOR Flash devices.
The AC’97 specification v2.3 compliant controller on the chipset is interfaced to a 16-bit
full-duplex AC'97 RealTek ALC655 codec. The ALC655 is connected to a 10-pin audio
connector. The codec meets performance requirements for audio o n PC99/20 01 systems.
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IOWA-MARK Half-size CPU Card
Figure 2-10: Audio Codec and Header
Some of the codec features are listed below.
Meets Microsoft WHQL/WLP 2.0 audio requirements
16-bit Stereo full-duplex CODEC with 48KHz sampling rate
Complies with AC'97 2.3 specifications
o Front-Out, Surround-Out, MIC-In and LINE-In Jack Sensing
o 14.318MHz -> 24.576MHz PLL to eliminate crystal
o 12.288MHz BITCLK input
o Integrated PCBEEP generator to save buzzer
o Interrupt capability
Three analog line-level stereo inputs with 5-bit volume control, LINE_IN, CD,
AUX
High-quality differential CD input
Two analog line-level mono inputs: PCBEEP , PHONE-IN
Two software selectable MIC inputs
Dedicated Front-MIC input for front panel applications (software selectable)
Boost preamplifier for MIC input
Built-in 50mW/20ohm amplifier for both Front-out and Surround-Out
External Amplifier Power Down (EAPD) capability
Page 18
Power management and enhanced power saving features
Supports Power-Off CD function
Adjustable VREFOUT control
Supports 48KHz S/PDIF output, complying with AC'97 Rev 2.3 specifications
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IOWA-MARK Half-size CPU Card
Supports 32K/44.1K/48KHz S/PDIF input
Power support: Digital: 3.3V; Analog: 3.3V/5V
Standard 48-pin LQFP package
EAX™ 1.0 & 2.0 compatible
Direct Sound 3D™ compatible
A3D™ compatible
I3DL2 compatible
HRTF 3D positional audio
Sensaura™ 3DPA enhancement (optional)
10-band software equalizer
Voice cancellation and key shifting in Karaoke mode
AVRack® Media Player
Configuration Panel for improved user convenience
2.5.4 VIA® VT82C686B USB Controller
Four internal USB ports on the IOWA-MARK board are interfaced via the PCI bus to the
VIA® VT82C686B chipset USB 1.1 controller. Four USB 1.1 devices can be connected
simultaneously to the IOWA-MARK.
Figure 2-11: USB Headers
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2.5.5 VIA® VT82C686B Serial Communications
Two high-speed UART RS-232 serial port connectors, one internal and one external, are
connected to the system chipset integrated Super I/O on the chipset.
IOWA-MARK Half-size CPU Card
Figure 2-12: Serial Ports
The specifications for the serial ports are listed below.
A single TX/RX infrared interface connector is connected to the system chipset integrated
Super I/O on the chipset.
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IOWA-MARK Half-size CPU Card
Figure 2-13: Infrared
The following the infrared interfaces are supported.
Serial Infrared (SIR)
Shift Keyed Infrared (ASKIR)
2.5.7 VIA® VT82C686B Parallel Port Communications
One internal parallel port connector on the IOWA-MARK board is connected to the VIA®
VT82C686B through the integrated Super I/O.
Figure 2-14: Parallel Port
The parallel port is bi-directional and supports the following parallel port modes:
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SPP
EPP
ECP
2.5.8 VIA® VT82C686B Keyboard and Mouse
An internal keyboard/mouse connector and an external PS/2 keyboard connector are both
connected to the VIA® VT82C686B chipset through the integrated Super I/O. A PS/2
keyboard/mouse Y-cable is shipped with the IOWA-MARK and is connected to the internal
keyboard/mouse connector.
IOWA-MARK Half-size CPU Card
Figure 2-15: Keyboard and Mouse
For more details refer to Chapter 3 and Chapter 5.
2.5.9 VIA® VT82C686B Real Time Clock
The system chipset has a battery backed up 256-byte real-time clock (RTC) with CMOS
RAM.
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IOWA-MARK Half-size CPU Card
2.5.10 BIOS
The BIOS flash memory chip on the IOWA-MARK has a licensed copy of AWARD BIOS
loaded onto it. The BIOS flash memory chip is connected to the VIA® VT82C686B system
chipset.
Figure 2-16: BIOS Chipset
The flash BIOS features are listed below:
SMIBIOS (DMI) compliant
Console redirection function support
PXE (Pre-Boot Execution Environment) support
USB booting support
2.6 PCI Bus
2.6.1 Overview
The PCI bus provides a PCI interface between the VIA® MARK and the VIA®
VT82C686B. The PCI bus also provides a communication interface between the USB
connectors and the USB 1.1 controller on the VIA® VT82C686B. The SATA drives and
the single RJ-45 Ethernet connector are also interfaced to the VIA® MARK and VIA®
VT82C686B through the PCI bus.
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IOWA-MARK Half-size CPU Card
Figure 2-17: PCI Bus
Some of the features of the PCI bus are listed below:
33MHz Revision 2.3 is implemented
Up to six external bus masters are supported
Maximum throughput: 133MB/sec
Master devices: Maximum of six with three implemented
One PCI REQ/GNT pair can be given higher arbitration priority
44-bit addressing using the DAC protocol supported
2.6.2 10/100BASE-T Ethernet
A highly integrated and cost-effective single-chip, fast RealTek RTL8100C 10/100BASE-T
Ethernet controller is interfaced through first the PCI bus a to the CPU and system chipset.
The RealTek RTL8100C controller provides 10Mbps or 100Mbps Ethernet connectivity to
the IOWA-MARK.
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IOWA-MARK Half-size CPU Card
Figure 2-18: Ethernet
Some of the features of the RealTek RTL8100C are listed below.
10Mbps and 100Mbps operation
Supports 10Mbps and 100Mbps N-way auto-negotiation
Supports 25MHz Crystal or 25MHz OSC as the internal clock source
Complies with PC99/PC2001 standards
Supports ACPI power management
Provides PCI bus master data transfer
Provides PCI memory space or I/O space mapped data transfer
Supports PCI clock speed of 16.75MHz-40MHz
Advanced power saving mode
Supports Wa ke-on-LAN and remote wake-up (AMD Magic Packet™, Link
Change, and Microsoft® Wake -up frame)
Half/Full duplex capability
Supports Full Duplex Flow Control (IEEE 802.3x)
Provides interface to 93C46 EEPROM to store resource configuration and ID
parameters
Provides PCI clock run pin
Provides LED pins for network operation status indication
2.5/3.3V power supply with 5V tolerant I/Os
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IOWA-MARK Half-size CPU Card
2.6.3 SATA Drive Controller (IOWA-MARK-533S and IOWA-MARK-800S)
An ALi M5283 SATA drive controller is connected to two SATA drive connectors and
interfaced to the system through the PCI bus.
Figure 2-19: SATA
The ALi M5283 SATA drive controller has the following features:
SATA specification revision 1.0 compliant
PCI specification revision 2.2 compliant
PCI Bus Power Management Specification revision 1.1 compliant
Two indepen dent channels to connect up to two SATA hard drive
Up to 1.5Gb/s SATA data transfer rate
Built-in 256 byte FIFO for each SATA port ensures fast read/write operations
32bit wide, 66MHz PCI bus supported
2.7 Environmental and Power Specifications
2.7.1 System Monitoring
Page 26
The IOWA-MARK is capable of self-monitoring various aspects of its operating status
including:
Different component voltages including the CPU, chipset, and battery
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IOWA-MARK Half-size CPU Card
RPM of cooling fans
CPU and system temperatures (by the corresponding embedded sensors)
2.7.2 Operating Temperature and Temperature Control
The maximum and minimum operating temperatures for the IOWA-MARK are listed
below.
The system is shipped with a preinstalled heat sink. When running the system do not
remove the heat sink. If the heat sink is changed, make sure thermal paste is placed on
the bottom of the heat sink to facilitate improved heat convection from the CPU surface to
the heat sink.
2.7.3 Power Consumption
Table 2-2 shows the power consumption parameters for an IOWA-MARK with a 533MHz
CPU onboard and 800MHz CPU onboard.
CPU Speed Onboard Memory Voltage Current
VIA® MARK 800MHz
VIA® MARK 533MHz
Table 2-2: Power Consumption
+5V 2.99A
128MB PC133
+12V 0.09A
+5V 2.81A
128MB PC133
+12V 0.04A
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IOWA-MARK Half-size CPU Card
Chapter
3
3 Unpacking
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3.1 Anti-static Precautions
WARNING:
Failure to take ESD precautions during the installation of the
IOWA-MARK may result in permanent damage to the IOWA-MARK
and severe injury to the user.
Electrostatic discharge (ESD) can cause serious damage to electronic components,
including the IOWA-MARK. Dry climates are especially susceptible to ESD. It is therefore
critical that whenever the IOWA-MARK, or any other electrical component is handled, the
following anti-static precautions are strictly adhered to.
IOWA-MARK Half-size CPU Card
Wear an anti-static wristband: - Wearing a simple anti-static wristband can
help to prevent ESD from damaging the board.
Self-grounding:- Before handling the board touch any grounded conducting
material. During the time the board is handled, frequently touch any
conducting materials that are connected to the ground.
Use an anti-static pad: When configuring the IOW A -MARK, place it on an
antic-static pad. This reduces the possibility of ESD damaging the
IOWA-MARK.
Only handle the edges of the PCB:-: When handling the PCB, hold the PCB
by the edges.
3.2 Unpacking
3.2.1 Unpacking Precautions
When the IOWA-MARK is unpacked, please do the following:
Follow the anti-static precautions outlined in Section 3.1.
Page 30
Make sure the packing box is facing upwards so the IOWA-MARK does not
fall out of the box.
Make sure all the components shown in Section 3.3 are present.
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IOWA-MARK Half-size CPU Card
3.3 Unpacking Checklist
NOTE:
If some of the components listed in the checklist below are missing,
please do not proceed with the installation. Contact the IEI reseller or
vendor you purchased the IOWA-MARK from or contact an IEI sales
representative directly. To contact an IEI sales representative, please
send an email to
sales@iei.com.tw.
3.3.1 Package Contents
The IOWA-MARK is shipped with the following components:
Quantity Item and Part Number Image
1 IOWA-MARK
1
1
Audio cable (P/N: 32000-072101-RS)
ATA 66/100 flat cable (P/N: 32200-000052-RS)
1
1
2
KB/MS PS/2 Y-cable (P/N: 32000-072101-RS)
Single RS-232 cable (P/N: 19800-000047-RS)
SATA cable (P/N: 32000-062800-RS)
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Quantity Item and Part Number Image
IOWA-MARK Half-size CPU Card
1
1 Dual USB cable (w bracket)
1 Mini jumper pack
1 Quick installation guide
1 Utility CD
SATA power cable (P/N: 32100-088600-RS)
(P/N:CB-USB02-RS/CB-USB02-60-RS)
Table 3-1: Package List Contents
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IOWA-MARK Half-size CPU Card
Chapter
4
4 Connector Pinouts
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4.1 Peripheral Interface Connectors
Section 4.1.2 shows peripheral interface connector locations. Section 4.1.2 lists all the
Figure 4-2: Connector and Jumper Locations (Solder Side)
4.1.2 Peripheral Interface Connectors
Table 4-1 shows a list of the peripheral interface connectors on the IOWA-MARK.
Detailed descriptions of these connectors can be found below.
Connector Type Label
AT power connector 4-pin header CN2
Audio CD In connector 4-pin header CN9
Audio connector 10-pin header CN6
Battery connector 2-pin header CN15
Backplane to mainboard connector 3-pin wafer CN29
Compact Flash (CF) connector 50-pin header CN30
Digital I/O connector 10-pin header CN18
Fan connector 3-pin wafer CN28
Floppy disk connector 34-pin header CN4
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Connector Type Label
Front panel connector 8-pin header CN25
IDE Interface connector 40-pin header CN5
Infrared interface connector 5-pin header CN19
Inverter power connector 5-pin wafer CN21
Keyboard/mouse connector 6-pin wafer CN22
LVDS LCD connector 30-pin crimp CN16
Parallel port connector 26-pin header CN3
Serial port connector (COM 2) 10-pin header CN17
SATA drive connector 7-pin SATA CN13
IOWA-MARK Half-size CPU Card
SATA drive connector 7-pin SATA CN14
TFTLCD connector 40-pin crimp CN20
USB 1.1 connector 8-pin header CN23
USB 1.1 connector 8-pin header CN24
Vcc ISA power connector 3-pin header CN1
Table 4-1: Peripheral Interface Connectors
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IOWA-MARK Half-size CPU Card
4.1.3 External Interface Panel Connectors
Table 4-2 lists the rear panel connectors on the IOWA-MARK.
Connector Type Label
Ethernet connector RJ-45 CN10
RS-232 serial port connector 9-pin male CN11
Keyboard/mouse port PS/2 CN12
VGA port connector 15-pin female CN8
Table 4-2: Rear Panel Connectors
4.2 Internal Peripheral Connectors
Internal peripheral connectors are found on the motherboard and are only accessible
when the motherboard is outside of the chassis. T his se ction h as complet e d esc ription s of
all the internal, peripheral connectors on the IOWA-MARK.
4.2.1 AT Power Connector
CN Label:
CN Type:
CN Location:
CN Pinouts:
The 4-pin AT power connector is connected to an AT power supply.
CN2
4-pin AT power connector (1x4)
Figure 4-3
See
Table 4-3
See
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IOWA-MARK Half-size CPU Card
Page 38
Figure 4-3: AT Power Connector Location
PIN NO. DESCRIPTION
1 +5V
2 GND
3 GND
4 +12V
Table 4-3: AT Power Connector Pinouts
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IOWA-MARK Half-size CPU Card
4.2.2 Audio Connector (10-pin)
CN Label:
CN Type:
CN Location:
CN Pinouts:
The 10-pin audio connector is connected to external audio devices including speakers a nd
microphones for the input and output of audio signals to and from the system.
CN6
10-pin header
Figure 4-4
See
Table 4-4
See
Figure 4-4: Audio Connector Pinouts (10-pin)
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PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 Line out R 2 Line in R
3 GND 4 GND
5 Line out L 6 Line in L
7 GND 8 GND
9 MIC in 10 NC
Table 4-4: Audio Connector Pinouts (10-pin)
4.2.3 Audio CD In Connector (4-pin)
IOWA-MARK Half-size CPU Card
CN Label:
CN Type:
CN Location:
CN Pinouts:
CN9
4-pin header
Figure 4-5
See
Table 4-5
See
The 4-pin audio CD in connector is connected to an external audio CD device for the input
and output of audio signals from a CD player to the system.
Page 40
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IOWA-MARK Half-size CPU Card
Figure 4-5: Audio CD In Connector Pinouts (4-pin)
PIN NO. DESCRIPTION
1 CD Signal (Left)
2 Ground
3 Ground
4 CD Signal (Right)
Table 4-5: Audio CD In Connector Pinouts
4.2.4 Backlight Inverter Connector
CN Label:
CN Type:
CN21
5-pin wafer (1x5)
Figure 4-6
CN Location:
CN Pinouts:
See
See
Table 4-6
Page 41
Page 62
IOWA-MARK Half-size CPU Card
The backlight inverter connector provides the backlight on the LCD display connected to
the IOWA-MARK with +12V of power.
The backplane to mainboard connector closes the circuit between the mainboard and the
backplane in which it is installed. The backplane should have an ATX connector and be
powered by an ATX power supply.
CN29
3-pin wafer (1x3)
Figure 4-7
See
Table 4-7
See
Figure 4-7: Backplane to Mainboard Connector Location
PIN NO. DESCRIPTION
1 GND
2 PS_ON#
3 5VSB
Table 4-7: Backplane to Mainboard Connector Pinouts
Page 43
Page 64
4.2.6 Battery Connector
IOWA-MARK Half-size CPU Card
CN Label:
CN Type:
CN Location:
CN Pinouts:
The battery connector is connected to a backup battery. The battery connector is also
used to reset the CMOS memory if the incorrect BIOS settings have been made and the
system cannot boot up.
CN15
2-pin wafer (1x2)
Figure 4-8
See
Table 4-8
See
Page 44
Figure 4-8: Battery Connector Location
PIN NO. DESCRIPTION
1 Battery+
2 Ground
Table 4-8: Battery Connector Pinouts
Page 65
IOWA-MARK Half-size CPU Card
4.2.7 Compact Flash Socket
CN Label:
CN Type:
CN Location:
CN Pinouts:
A CF Type I or Type II memory card is inserted to the CF socket on the solder side of the
IOWA-MARK.
CN30 (solder side)
50-pin header (2x25)
Figure 4-9
See
Table 4-9
See
Figure 4-9: CF Card Socket Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GROUND 26 VCC-IN CHECK1
2 DATA 3 27 DATA 11
3 DATA 4 28 DATA 12
Page 45
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IOWA-MARK Half-size CPU Card
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
4 DATA 5 29 DATA 13
5 DATA 6 30 DATA 14
6 DATA 7 31 DATA 15
7 HDC_CS0# 32 HDC_CS1
8 N/C 33 N/C
9 GROUND 34 IOR#
10 N/C 35 IOW#
11 N/C 36 VCC_COM
12 N/C 37 IRQ15
13 VCC_COM 38 VCC_COM
14 N/C 39 CSEL
15 N/C 40 N/C
16 N/C 41 HDD_RESET
17 N/C 42 IORDY
18 SA2 43 SDREQ
19 SA1 44 SDACK#
20 SA0 45 HDD_ACTIVE#
21 DATA 0 46 66DET
22 DATA 1 47 DATA 8
23 DATA 2 48 DATA 9
24 N/C 49 DATA 10
25 VCC-IN CHECK2 50 GROUND
Table 4-9: CF Card Socket Pinouts
Page 46
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IOWA-MARK Half-size CPU Card
4.2.8 Digital Input/Output (DIO) Connector
CN Label:
CN Type:
CN Location:
CN Pinouts:
CN18
10-pin box header (2x5)
Figure 4-10
See
Table 4-10
See
The digital input/output connector is managed through a Super I/O chip. The DIO
connector pins are user programmable.
Figure 4-10: DIO Connector Locations
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 Ground 2 VCC
3 Output 0 4 Output 1
5 Output 2 6 Output 3
7 Input 0 8 Input 1
9 Input 2 10 Input 3
Table 4-10: DIO Connector Pinouts
Page 47
Page 68
4.2.9 Fan Connector (+5V)
IOWA-MARK Half-size CPU Card
CN Label:
CN Type:
CN Location:
CN Pinouts:
The cooling fan connector provides a 5V, 500mA current to a system cooling fan. The
connector has a "rotation" pin to get rotation signals from fans. Please note that only
specified fans can issue the rotation signals.
CN28
3-pin header
Figure 4-11
See
Table 4-11
See
Page 48
Figure 4-11: +5V Fan Connector Location
PIN NO. DESCRIPTION
1 GND
2 +5V
3 Fan Speed Detect
Table 4-11: +5V Fan Connector Pinouts
Page 69
IOWA-MARK Half-size CPU Card
4.2.10 Floppy Disk Connector
CN Label:
CN Type:
CN Location:
CN Pinouts:
CN4
34-pin header (2x17)
Figure 4-12
See
Table 4-12
See
The floppy disk connector is connected to a floppy disk drive.
Figure 4-12: 34-pin FDD Connector Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 2 REDUCE WRITE
3 GND 4 N/C
5 N/C 6 N/C
7 GND 8 INDEX#
9 GND 10 MOTOR ENABLE A#
11 GND 12 DRIVE SELECT B#
Page 49
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IOWA-MARK Half-size CPU Card
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
13 GND 14 DRIVE SELECT A#
15 GND 16 MOTOR ENABLE B#
17 GND 18 DIRECTION#
19 GND 20 STEP#
21 GND 22 WRITE DATA#
23 GND 24 WRITE GATE#
25 GND 26 TRACK 0#
27 GND 28 WRITE PROTECT#
29 GND 30 READ DATA#
31 GND 32 SIDE 1 SELECT#
33 GND 34 DISK CHANGE#
Table 4-12: 34-pin FDD Connector Pinouts
4.2.11 Front Panel Connector (8-pin)
CN Label:
CN Type:
CN Location:
CN Pinouts:
The front panel connector connects to the power butt on, re set butt on and ha rd drive LE Ds
located on the front panel of the chassis.
CN25
8-pin header (2x4)
Figure 4-17
See
Table 4-17
See
Page 50
Page 71
IOWA-MARK Half-size CPU Card
Figure 4-13: Front Panel Connector Pinout Locations
The 26-pin parallel port connector connects to a parallel port connector interface or some
other parallel port device such as a printer.
Page 57
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IOWA-MARK Half-size CPU Card
Figure 4-18: Parallel Port Connector Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 STROBE# 2 AUTO FORM FEED #
3 DATA 0 4 ERROR#
5 DATA 1 6 INITIALIZE
7 DATA 2 8 PRINTER SELECT LN#
9 DATA 3 10 GROUND
11 DATA 4 12 GROUND
13 DATA 5 14 GROUND
15 DATA 6 16 GROUND
17 DATA 7 18 GROUND
19 ACKNOWLEDGE 20 GROUND
21 BUSY 22 GROUND
23 PAPER EMPTY 24 GROUND
25 PRINTER SELECT 26 N/C
Table 4-18: Parallel Port Connector Pinouts
Page 58
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IOWA-MARK Half-size CPU Card
4.2.17 SATA Drive Connectors
CN Label:
CN Type:
CN Location:
CN Pinouts:
CN13 and CN14
7-pin SATA drive connectors
Figure 4-19
See
Table 4-19
See
The two SATA drive connectors are each connected to a first generation SATA drive. First
generation SATA drives transfer data at speeds as high as 150Mb/s. The SATA drives can
be configured in a RAID configuration.
Figure 4-19: SATA Drive Connector Locations
PIN NO. DESCRIPTION
1 GND
2 TX+
3 TX4 GND
5 RX-
Page 59
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PIN NO. DESCRIPTION
6 RX+
7 GND
Table 4-19: SATA Drive Connector Pinouts
4.2.18 Serial Port Connector (COM 2)
IOWA-MARK Half-size CPU Card
CN Label:
CN Type:
CN Location:
CN Pinouts:
CN17
10-pin header (2x5)
Figure 4-20
See
Table 4-20
See
The 10-pin serial port connector provides a second RS-232 serial communications
channel. The COM 2 serial port connector can be connected to external RS-232 serial port
devices.
Page 60
Figure 4-20: COM 2 Connector Pinout Locations
Page 81
IOWA-MARK Half-size CPU Card
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 Data Carrier Direct (DCD) 2 Data Set Ready (DSR)
3 Receive Data (RXD) 4 Request To Send (RTS)
5 Transmit Data (TXD) 6 Clear To Send (CTS)
7 Data Terminal Ready (DTR) 8 Ring Indicator (RI)
9 Ground (GND) 10 Ground (GND)
Table 4-20: COM 2 Connector Pinouts
4.2.19 TFT LCD Connector
CN Label:
CN Type:
CN Location:
CN Pinouts:
CN20
40-pin crimp (2x20)
Figure 4-21
See
Table 4-21
See
The 40-pin TFT LCD connector can be connected to an LCD panel directly.
The 2x4 USB pin connectors each provide connectivity to two USB 1.1 ports. Each USB
connector can support two USB devices. The USB ports are used for I/O bus expansion.
The –VCC power connector provides –5V and –12V power to legacy expansion ISA
devices installed on the backplane. The power supply is connected to the –VCC power
connecter and transmitted to the ISA devices through the backplane.
CN23 and CN1
3-pin header (1 x 3)
Figure 4-22
See
Table 4-22
See
Page 64
Figure 4-23: -VCC Power Connector Pinout Locations
The PS/2 connector can be connected to a keyboard or mouse.
CN12
PS/2
Figure 4-24
See
See
Figure 4-25 and Table 4-24
Page 65
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IOWA-MARK Half-size CPU Card
Figure 4-25: PS/2 Pinouts
PIN DESCRIPTION PIN DESCRIPTION
1 KB_DATA 7 MS_DATA
2 NC 8 NC
3 GND 9 GND
4 +5V 10 +5V
5 KB_CLOCK 11 MS_CLOCK
6 NC 12 NC
Table 4-24: PS/2 Connector Pinouts
4.3.3 RJ-45 Ethernet Connector
CN Label:
CN Type:
CN Location:
CN Pinouts:
The RJ-45 Ethernet connector on the IOWA-MARK provides connectivity to a 10/100
CN10
RJ-45
Figure 4-24
See
Table 4-25
See
Page 66
megabit Ethernet connection between the IOWA-MARK and a Local Area Network (LAN)
through a network hub.
Page 87
IOWA-MARK Half-size CPU Card
PIN NO. DESCRIPTION
1 TX+
2 N/C
3 TX4 RX+
5 N/C
6 RX-
7 N/C
8 N/C
Table 4-25: RJ-45 Ethernet Connector Pinouts
Figure 4-26: J7 Connector
The RJ-45 Ethernet connector has two status LEDs, one green and one yellow. The green
LED indicates activity on the port and the yellow LED indicates the port is linked.
SPEED LED LINK LED
Status Description Status Description
GREEN
ON: 100MB
OFF: 10MB
YELLOW
ON: Linked
Flashing: Activity
Table 4-26: J7 Connector LEDs
Page 67
Page 88
4.3.4 Serial Port Connector (COM 1)
IOWA-MARK Half-size CPU Card
CN Label:
CN Type:
CN Location:
CN Pinouts:
The 9-pin DB-9 COM 1 serial port connector is connected to RS-232 serial
communications devices.
The standard 15-pin female DB15 VGA connector connects to a CRT or LCD monitor
directly.
PIN DESCRIPTION PIN DESCRIPTION PIN DESCRIPTION
1 RED 6 GROUND 11 NC
2 GREEN 7 GROUND 12 DDCDAT
3 BLUE 8 GROUND 13 HSYNC
4 NC 9 NC 14 VSYNC
5 GROUND 10 GROUND 15 DDCCLK
Table 4-28: VGA Connector Pinouts
CN8
DB15
Figure 4-24
See
Figure 4-28 and Table 4-28
See
Figure 4-28: VGA Connector
Page 69
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IOWA-MARK Half-size CPU Card
THIS PAGE IS INTENTIONALLY LEFT BLANK
Page 70
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IOWA-MARK Half-size CPU Card
Chapter
5
5 Installation
Page 71
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5.1 Anti-static Precautions
WARNING:
Failure to take ESD precautions during the installation of the
IOWA-MARK may result in permanent damage to the IOWA-MARK
and severe injury to the user.
Electrostatic discharge (ESD) can cause serious damage to electronic components,
including the IOWA-MARK. Dry climates are especially susceptible to ESD. It is therefore
critical that whenever the IOWA-MARK, or any other electrical component is handled, the
following anti-static precautions are strictly adhered to.
IOWA-MARK Half-size CPU Card
Wear an anti-static wristband: - Wearing a simple anti-static wristband can
help to prevent ESD from damaging the board.
Self-grounding:- Before handling the board touch any grounded conducting
material. During the time the board is handled, frequently touch any
conducting materials that are connected to the ground.
Use an anti-static pad: When configuring the IOW A -MARK, place it on an
antic-static pad. This reduces the possibility of ESD damaging the
IOWA-MARK.
Only handle the edges of the PCB:-: When handling the PCB, hold the PCB
by the edges.
Page 72
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IOWA-MARK Half-size CPU Card
5.2 Installation Considerations
NOTE:
The following installation notices and installation considerations should
be read and understood before the IOWA-MARK is installed. All
installation notices pertaining to the installation of the IOWA-MARK
should be strictly adhered to. Failing to adhere to these precautions
may lead to severe damage of the IOWA-MARK and injury to the
person installing the motherboard.
5.2.1 Installation Notices
WARNING:
The installation instructions described in this manual should be
carefully followed in order to prevent damage to the IOWA-MARK,
IOWA-MARK components and injury to the user.
Before and during the installation please DO the following:
Read the user manual:
o The user manual provides a complete description of the IOWA-MARK
installation instructions and configuration options.
Wear an electrostatic discharge cuff (ESD):
o Electronic components are easily damaged by ESD. Wearing an ESD cuff
removes ESD from the body and helps prevent ESD damage.
Place the IOWA-MARK on an antistatic pad:
o When installing or configuring the motherboard, place it on an antistatic
pad. This helps to prevent potential ESD damage.
Turn all power to the IOWA-MARK off:
Page 73
Page 94
o When working with the IOWA-MARK, make sure that it is disconnected
from all power supplies and that no electricity is being fed into the system.
Before and during the installation of the IOWA-MARK DO NOT:
Remove any of the stickers on the PCB board. These stickers are required for
warranty validation.
Use the product before verifying all the cables and power connectors are
properly connected.
Allow screws to come in contact with the PCB circuit, connector pins, or its
components.
5.2.2 Installation Checklist
The following checklist is provided to ensure the IOWA-MARK is properly installed.
IOWA-MARK Half-size CPU Card
All the items in the packing list are present
The CPU is installed
The CPU cooling kit is properly installed
A compatible memory module is properly inserted into the slot
The CF Type I or CF Type II card is properly installed into the CF socket
The jumpers have been properly configured
The IOWA-MARK is inserted into a chassis with adequate ventilation
The correct power supply is being used
The following devices are properly connected
o Primary and secondary IDE device
o SATA drives
o Keyboard and mouse cable
o Audio kit
o Power supply
o USB cable
o Serial port cable
o Parallel port cable
Page 74
The following external peripheral devices are properly connected to the
chassis:
o VGA screen
Page 95
IOWA-MARK Half-size CPU Card
o Keyboard
o Mouse
o RS-232 serial communications device
o Parallel port
5.3 Unpacking
5.3.1 Unpacking Precautions
When the IOWA-MARK is unpacked, please do the following:
Follow the anti-static precautions outlined in Section 5.1.
Make sure the packing box is facing upwards so the IOWA-MARK does not
fall out of the box.
Make sure all the components in the checklist shown in Section 3.3 are
present.
5.4 DIMM and CompactFlash Card Installation
5.4.1 DIMM Installation
WARNING:
Using incorrectly specified DIMM may cause permanently damage the
IOWA-MARK. Please make sure the purchased DIMM complies with
the memory specifications of the IOWA-MARK. DIMM specifications
compliant with the IOWA-MARK are listed in Chapter 2.
To install a DIMM into a DIMM socket, please follow the steps below and refer to Figure
5-1.
Page 75
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IOWA-MARK Half-size CPU Card
Figure 5-1: Installing a DIMM
Step 1: Open the DIMM socket handles. The DIMM socket has two handles that
secure the DIMM into the socket. Before the DIMM can be inserted into the
socket, the handles must be opened. See
Step 2: Align the DIMM with the socket. The DIMM must be oriented in such a way
that the notch in the middle of the DIMM must be aligned with the plastic bridge
in the socket. See
Step 3: Insert the DIMM. Once properly aligned, the DIMM can be inserted into the
socket. As the DIMM is inserted, the white handles on the side of the socket will
close automatically and secure the DIMM to the socket. See
Step 4: Removing a DIMM. To remove a DIMM, push both handles outward. The
memory module is ejected by a mechanism in the socket.Step 0:
Figure 5-1.
Figure 5-1.
Figure 5-1.
Page 76
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IOWA-MARK Half-size CPU Card
5.4.2 CF Card Installation
NOTE:
The IOWA-MARK can support both CF Type I cards and CF Type II
cards. For the complete specifications of the supported CF cards
please refer to Chapter 2.
To install the a CF card (Type 1 or Type 2) onto the IOWA-MARK, please follow the steps
below:
Step 1: Locate the CF card socket. Place the IOWA-MARK on an anti-static pad with
the solder side facing up. Locate the CF card.
Step 2: Align the CF card. Make sure the CF card is properly aligned with the CF
socket.
Step 3: Insert the CF card. Gently insert the CF card into the socket making sure the
socket pins are properly inserted into the socket. See
Figure 5-2. Step 0:
Page 77
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IOWA-MARK Half-size CPU Card
Page 78
Figure 5-2: CF Card Installation
Page 99
IOWA-MARK Half-size CPU Card
5.5 Jumper Settings
NOTE:
A jumper is a met al bridge t hat is used to
close an electrical circuit. It consists of
two metal pins and a small metal clip
(often protected by a plastic cover) that
slides over the pins to connect them.
To CLOSE/SHORT a jumper means
connecting the pins of the jumper with
the plastic clip and to OPEN a jumper
means removing the plastic clip from a
jumper.
Before the IOWA-MARK is installed in the system, the jumpers must be set in accordance
with the desired configuration. The jumpers on the IOWA-MARK are listed in
Description Label Type
Serial port voltage selection JP1 10-pin header
Clear CMOS JP2 3-pin header
LVDS voltage selection JP3 3-pin header
Table 5-1: Jumpers
Jumper
Table 5-1.
Page 79
Page 100
5.5.1 Serial Port Voltage Selection Jumper
IOWA-MARK Half-size CPU Card
Jumper Label:
Jumper Type:
Jumper Settings:
Jumper Location: See
JP1
10-pin header
Table 5-2
See
Figure 5-3
The serial port voltage selection jumper allows selection of the voltage applied to the serial
two serial ports on the IOWA-MARK.
The serial port voltage selector jumper settings are shown in
Connector
CN11 CN17
Short 1 – 3 Short 2 – 4 12V
Short 3 – 5
Short 5 – 7
Short 7 – 9 Short 8 – 10 Normal
Short 4 – 6
Short 6 – 8
Description
5V
Table 5-2.
Page 80
Table 5-2: Clear CMOS Jumper Settings
The location of the clear CMOS jumper is shown in Figure 5-4 below.
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