Lanner LEC-7920 User Manual
Embedded &
Industrial Computing
Hardware Platforms for Embedded and Industrial Computing
LEC-7920
Preliminary
>>
User's Manual
Publication date:2012-01-17
About
About
Overview
Icon Descriptions
The icons are used in the manual to serve as an indication
of interest topics or important messages. Below is a
description of these icons:
NOTE: This check mark indicates that
there is a note of interest and is something
that you should pay special attention to
while using the product.
Online Resources
The listed websites are links to the on-line product
information and technical support.
Resource Website
Lanner http://www.lannerinc.com
Product Resources http://assist.lannerinc.com
WARNING: This exclamation point
indicates that there is a caution or
warning and it is something that could
damage your property or product.
Acknowledgement
Intel, Pentium and Celeron are registered trademarks of
Intel Corp.
Microsoft Windows and MS-DOS are registered trademarks
of Microsoft Corp.
All other product names or trademarks are properties of
their respective owners.
Compliances and Certification
CE Certication
This product has passed the CE test for environmental
specifications. Test conditions for passing included the
equipment being operated within an industrial enclosure.
In order to protect the product from being damaged by
ESD (Electrostatic Discharge) and EMI leakage, we strongly
recommend the use of CE-compliant industrial enclosure
products.
FCC Class A Certication
This equipment has been tested and found to comply
with the limits for a Class A digital device, pursuant to Part
15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when
the equipment is operated in a commercial environment.
This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in
accordance with the instruction manual, may cause
harmful interference to radio communications. Operation
of this equipment in a residential area is likely to cause
harmful interference in which case the user will be required
to correct the interference at his own expense.
RMA http://eRMA.lannerinc.com
Copyright and Trademarks
This document is copyrighted, © 2011. All rights are
reserved. The original manufacturer reserves the right to
make improvements to the products described in this
manual at any time without notice.
No part of this manual may be reproduced, copied,
translated or transmitted in any form or by any means
without the prior written permission of the original
manufacturer. Information provided in this manual is
intended to be accurate and reliable. However, the original
manufacturer assumes no responsibility for its use, nor for
any infringements upon the rights of third parties that
may result from such use.
Embedded and Industrial Computing
2
TTaTTable of Contentsbeable of Contents
Chapter 1: Introduction 4
System Specications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Optional Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Chapter 2: System Components 6
System Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Front Components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Rear Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Chapter 3: Board Layout 10
External Connectors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Internal Connectors and Jumpers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Internal Connectors and Jumpers (backside) . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Connectors and Jumpers List. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Chapter 4: Hardware Setup 18
Preparing the Hardware Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Installing the System Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Installing the CPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Wireless Module Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
3G SIM Card Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Installing the Hard Disk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Wall Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Appendix A: Programming Watchdog Timer 21
Appendix B: Digital Input/Output Control on the GPIO port 26
Appendix G: Terms and Conditions 28
Warranty Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
RMA Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
3
Chapter 1
Chapter 1: Introduction
Introduction
Thank you for choosing the LEC-7920. The LEC-7920
features Intel i5/i7 and Celeron processors. It has dual LAN
as well as DVI-I and DVI-D connectors for high demand of
Internet and video playback applications.
The following highlight the capabilities of the LEC-7920
system:
Intel HD Graphics Engine •
Dual DVI-I and DVI-D video out •
Dual 10/100/1000 Mbps LAN •
USB x 6 (4 external USB ports and 2 internal header) •
and Digital Input/Output x 1
SATA HDD support •
Power-on switch through the Phoenix connector for •
distant control
2 RS232 serial ports support Hardware Auto-flow •
Control
Audio input and output through Mic-in and Line-out •
jack
Aluminum extrusion enclosure which helps heat •
dissipation
Fanless design which can sustain the operating •
temperature from 14-131°F
System Specifications
Dimension (WxHxD)
Processor
Chipset
System Memory
Storage
Ethernet Controller
Graphic Controller
Audio Controller
I/O
Power Input
AC Adapter
Hardware Monitor
OS Support
Operating Temperature Range with Commercial Components:
(Industrial Memory, CF, HDD, SSD) -20~55°C / 14-131°F
Operating Temperature Range with Industrial Components:
(Industrial Memory, CF, HDD, SSD) -20~55°C / 14-131°F
Technology DDR3 SO-DIMM x 2
Max. Capacity 8GB
IDE N/A
SATA 2.5” HDD/SSD drive bay x 1
LAN GbE RJ45 x 2
Display DVI-I x 1, DVI-D x 1
Video Grabber No
Audio Phone Jack x 2 for Mic-In &
Serial I/O DB9 x2 for RS232
GPS No
Digital I/O DB9 Female x 1 for DI x 4 &
USB 2.0 Type A x 4; Internal x 2
Power Input Power Jack w/ Lock
Expansion Mini-PCIe x 1 with SIM Card
Fintek F81865 integrated Watchdog Timer 1~255
level
Linux, XPE/WES2009, XP Pro FES, WS7E,
WS7Pro-E
277x67x190mm
(10.91”x2.64”x7.48”)
Intel i7/i5/Celeron
Intel HM55
SATA-DOM x 1
Intel 82574L x 2
Intel® GMA HD Graphics
Engine
Phone Jack x 2 for Mic-In and
Line-Out
Line-Out
DO x 4 (5V TTL)
Reader
12 Vdc ATX Mode
75W + 19V @ 3.95A
Embedded and Industrial Computing
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Chapter 1
Package Contents
Your package contains the following items:
LEC-7920 Fanless Embedded System •
Power Adapter (P/N: 0P0W075122001) •
Wall-Mounting Kit (P/N: SE9ESA900R100) •
Drivers and User’s Manual CD (S09OADA15H100) •
2-pin Female Terminal Block (P/N: 04AW20023Z101) •
Optional Accessories
The system has a variety of optional accessories including
the power cords and Wi-Fi or 3G modules for extended
capabilities. For details of these modules, visit:
http://www.lannerinc.com/Embedded_Computing/LEC7920
Introduction
Embedded and Industrial Computing
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Chapter 2
Chapter 2: System Components
System Drawing
Mechanical dimensions of the LEC-7920
Unit: mm
System Components
276.52
66.46
190
Embedded and Industrial Computing
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Chapter 2
Block Diagram
The block diagram depicts the relationships among the
interfaces and modules on the motherboard..
System Components
Embedded and Industrial Computing
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Chapter 2
Front Components
F1 Power Button with dual LED ATX Power-on button with LEDs:
F2 Reset Reset switch SW9 on page 16
F3 Serial Ports Serial ports through the DB-9
F4 Two 10/100/1000Mbps LAN ports Two RJ-45 (network) jacks with LED
LINK/ACT
F5 Four USB 2.0 Ports An USB type A connector. In addi-
F6 HDD (Yellow) and
Power LED (Green)
F7 Antenna Hole Reserved for antenna
System Components
F5
F6
CN15, CN16 on page 14
LAN Ports (CN13/CN14)
on page 15
Dual USB Port Connectors
(USB1, USB2) on Page 15
SPEED
F3
F4
Standby mode in Red; Power-on mode
in Green
connector; COM1 and COM2 support
RS-232 data communication.
indicators as described below. The LAN
ports are provided by Intel 82574L.
They both support WOL/Remote-wakeup/PXE function.
LINK/ACT (Yellow)
On/Flashing: The port is linking •
and active in data transmission.
Off: The port is not linking.•
SPEED (Green/Amber)
Amber: The connection speed is •
1000Mbps.
Green: The connection speed is •
100Mbps
Off: .The connection speed is •
10Mbps.
tion to this connector, an internal pin
header is easily access from the back
compartment.
HDD
Blinking: data access activities•
Off: no SATA disk present or no •
data access activities
Power
On: The computer is on.•
Off: The computer is off .•
F1
F2
Component Description Pin Definition Reference
F7
Embedded and Industrial Computing
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Chapter 2
Rear Components
System Components
R1
Component Description Pin Definition Reference
R1 DVI-I, DVI-D Dual display with the DVI and DVI-D
ports (single link) which are provided
by Intel HD Graphic Engine through
the Chrontel’s CH7318 SDVO to
DVI converter. The display DVI-I/
DVI-D can support Analog up to
1920x1080 @ 60 Hz and Flat panels
up to 1920x1080 @ 60 Hz
R2 Power-on Switch A power-on switch through the
Phoenix contact for distant poweron/off control
R3 MIC IN LINE OUT Connect the audio devices to these
ports. The Microphone and line
out port are provided by Realtek
ALC888S
R4 DIO Port The DIO port provides 4 digital input
and 4 digital output ports.
R5 DC-In (power) Connector Power-in Connector. The LEC-7920
supports screw-locked power
plug which allows secure power
connection.
R2 R3
R4
DVI-D/DVI-I Connectors on page
16
J1 on page 15
CN3, CN4 on page 16
CN6 on page 15
DC_IN Connector (CN5) on page
17
R5
Embedded and Industrial Computing
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