Kennmex K790 Series User manual

User Manual
Revision v1.3 January 2009
Panel PC Series
Hardware System

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Copyright 2009 Feb.
All Rights Reserved
Manual Version 1.3
The information contained in this document is subject to change without notice.
We make no warranty of any kind with regard to this material, including, but not limited to,
the implied warranties of merchantability and fitness for a particular purpose. We shall not
be liable for errors contained herein or for incidental or consequential damages in
connection with the furnishing, performance, or use of this material.
This document contains proprietary information that is protected by copyright. All rights are
reserved. No part of this document may be photocopied, reproduced or translated to
another language without the prior written consent of the manufacturer.
TRADEMARK
Intel®, Pentium® and MMX are registered trademarks of Intel® Corporation. Microsoft®
and Windows® are registered trademarks of Microsoft Corporation.
Other trademarks mentioned herein are the property of their respective owners.

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Safety
IMPORTANT SAFETY INSTRUCTIONS
1. To disconnect the machine from the electrical power supply, turn off the power switch
and remove the power cord plug from the wall socket. The wall socket must be easily
accessible and in close proximity to the machine.
2. Read these instructions carefully. Save these instructions for future reference.
3. Follow all warnings and instructions marked on the product.
4. Do not use this product near water.
5. Do not place this product on an unstable cart, stand, or table. The product may fall,
causing serious damage to the product.
6. Slots and openings in the cabinet and the back or bottom are provided for ventilation;
to ensure reliable operation of the product and to protect it from overheating. These
openings must not be blocked or covered. The openings should never be blocked by
placing the product on a bed, sofa, rug, or other similar surface. This product should
never be placed near or over a radiator or heat register, or in a built-in installation
unless proper ventilation is provided.
7. This product should be operated from the type of power indicated on the marking label.
If you are not sure of the type of power available, consult your dealer or local power
company.
8. Do not allow anything to rest on the power cord. Do not locate this product where
persons will walk on the cord.
9. Never push objects of any kind into this product through cabinet slots as they may
touch dangerous voltage points or short out parts that could result in a fire or electric
shock. Never spill liquid of any kind on the product
CE MARK
This device complies with the requirements of the EEC directive 89/336/EEC
with regard to “Electromagnetic compatibility” and 73/23/EEC “Low Voltage
Directive”
FCC
This device complies with part 15 of the FCC rules. Operation is subject to the following two
conditions:
(1) This device may not cause harmful interference.
(2) This device must accept any interference received, including interference
that may cause undesired operation

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CAUTION ON LITHIUM BATTERIES
There is a danger of explosion if the battery is replaced incorrectly. Replace only with the
same or equivalent type recommended by the manufacturer. Discard used batteries
according to the manufacturer’s instructions.
LEGISLATION AND WEEE SYMBOL
2002/96/EC Waste Electrical and Electronic Equipment Directive on the treatment,
collection, recycling and disposal of electric and electronic devices and their components.
The crossed dustbin symbol on the device means that it should not be disposed of with
other household wastes at the end of its working life. Instead, the device should be taken to
the waste collection centers for activation of the treatment, collection, recycling and
disposal procedure.
To prevent possible harm to the environment or human health from uncontrolled waste
disposal, please separate this from other types of wastes and recycle it responsibly to
promote the sustainable reuse of material resources.
Household users should contact either the retailer where they purchased this product, or
their local government office, for details of where and how they can take this item for
environmentally safe recycling.
Business users should contact their supplier and check the terms and conditions of the
purchase contract.
This product should not be mixed with other commercial wastes for disposal

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Revision History
Revision
Number Description Revision Date
1.0 Initial release May 2007
1.1
zCover page. photo update
zI/O view photo update
zchapter4. reorganized and photo updated
zchapter5. CPU support, Brightness, Touch
Screen Type, Environment, Dimension,
Mounting info updated
z2nd VGA added
zChapter8. photo updated
Oct. 2007
1.3
zB78 MB upgraded from v1.1 to B78 V2.2
zB98 MB V1.0 added
zDrivers upgraded
z2
nd Fan added for B98
zSpecification changed (B98 MB added,
HDD changed from PATA to SATA)
zDriver CD photo updated to v1.9
zI/O changed from Line-in, Line-out to
MIC-In, Line-Out
zJumper Settings upgraded
zPhoto of rear cover of system changed
Feb. 2009

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Table of Contents
1. Item Checklist .............................................................................................................6
2. System View................................................................................................................7
2.1 Front View....................................................................................................................... 7
2.2 Rear View .......................................................................................................................7
2.3 I/O View .......................................................................................................................... 8
3. Drivers Installation .....................................................................................................9
3.1 B78 V2.2 Driver List ........................................................................................................ 9
3.2 B78 Chipset Driver Installation ...................................................................................... 10
3.3 B78 USB 2.0 Driver Installation..................................................................................... 11
3.4 B78 VGA Driver Installation........................................................................................... 14
3.5 B78 Audio Driver Installation ......................................................................................... 16
3.6 B78 10/100/1000Mb LAN Driver Installation.................................................................. 17
3.7 B78/B98 POSTouch Driver Installation.......................................................................... 18
3.8 B78/B98 ELO Touch Driver Installation......................................................................... 22
3.9 B98 V1.0 Driver List ...................................................................................................... 25
3.10 B98 Chipset Driver Installation ...................................................................................... 26
3.11 B98 VGA Driver Installation........................................................................................... 28
3.12 B98 Audio Driver Installation ......................................................................................... 30
3.13 B98 10/100/1000Mb LAN Driver Installation.................................................................. 32
4. System Disassembly and Installation.....................................................................34
4.1 Replacing Slim HDD ..................................................................................................... 34
4.2 Opening the Rear Cover ............................................................................................... 35
4.3 Replacing the Touch Board........................................................................................... 36
4.4 Replacing the Inverter Board......................................................................................... 36
4.5 Replacing the Speakers ................................................................................................ 37
4.6 Replacing Heatsink, Fan and CPU of B78..................................................................... 38
4.7 Replacing the Motherboard of B78................................................................................ 39
4.8 Replacing the Motherboard of B98................................................................................ 40
4.9 Replacing Heatsink, Fan and CPU of B98..................................................................... 41
4.10 To replace 2nd Fan of B98 M/B ...................................................................................... 42
5. Specification .............................................................................................................43
6. Jumper Settings........................................................................................................45
6.1 B78 Jumper Settings..................................................................................................... 45
6.2 B98 Jumper Settings..................................................................................................... 52
7. BIOS Settings............................................................................................................58
7.1 BIOS Setup Utility ......................................................................................................... 58
7.2 Starting the BIOS Setup................................................................................................ 58
7.3 When a Problem Occurs ............................................................................................... 58
7.4 BIOS Main Menu........................................................................................................... 58

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1. Item Checklist
Take the system unit out of the carton. Remove the unit from the carton by holding it by the
foam inserts. The following contents should be found in the carton:
a. Driver CD b. COM port Cable (2)
c. Power Cable d. Power Adapter
e. System

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2. System View
2.1 Front View
2.2 Rear View
Touch Screen
HDD Cover I/O Ports
VESA Mount
Screw Holes

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2.3 I/O View
VGA
DC IN LAN
Cash Drawer Line Out
MIC-in
COM1,2,3,4
USB Power
Parallel

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3. Drivers Installation
3.1 B78 V2.2 Driver List
Folder/File File Description
<CD>:\ K790_B78.htm Driver List
<CD>:\COMMON\INTEL\Chipset\i8xx Chipset Driver
<CD>:\COMMON\INTEL\USB20 USB 2.0 Driver
<CD>:\COMMON\INTEL\VGA\i85x VGA Driver
<CD>:\COMMON\Ac97_codec\Realtek\ALC202A Audio Driver
<CD>:\COMMON\ POS_Touch POSTouch Driver
<CD>:\COMMON\ELO_Touch ELO Touch Driver
<CD>:\COMMON\Lan_driver\Realtek_PCI 10/100/1000Mb LAN Driver
-The following procedures are for Windows 2000/XP, other platforms are similar.