ATEN ALTUSEN KH2508a User manual

KH2508A / KH2516A
KVM Switch
User Manual

KH2508A / KH2516A User Manual
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Compliance Statements
FEDERAL COMMUNICATIONS COMMISSION INTERFERENCE
STATEMENT
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 ules. 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.
The device complies with Part 15 of the FCC ules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference,
and (2) this device must accept any interference received, including
interference that may cause undesired operation.
FCC Caution
Any changes or modifications not expressly approved by the party responsible
for compliance could void the user's authority to operate this equipment.
Warning
Operation of this equipment in a residential environment could cause radio
interference.
Achtung
Der Gebrauch dieses Geräts in Wohnumgebung kann Funkstörungen
verursachen.
Suggestion
Shielded twisted pair (STP) cables must be used with the unit to ensure
compliance with FCC & CE standards.
KCC Statement

KH2508A / KH2516A User Manual
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Industr Canada Statement
This Class A digital apparatus complies with Canadian ICES-003.
RoHS
This product is oHS compliant.

KH2508A / KH2516A User Manual
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User Information
Online Registration
Be sure to register your product at our online support center:
Telephone Support
For telephone support, call this number:
User Notice
All information, documentation, and specifications contained in this manual
are subject to change without prior notification by the manufacturer. The
manufacturer makes no representations or warranties, either expressed or
implied, with respect to the contents hereof and specifically disclaims any
warranties as to merchantability or fitness for any particular purpose. Any of
the manufacturer's software described in this manual is sold or licensed as is.
Should the programs prove defective following their purchase, the buyer (and
not the manufacturer, its distributor, or its dealer), assumes the entire cost of all
necessary servicing, repair and any incidental or consequential damages
resulting from any defect in the software.
The manufacturer of this system is not responsible for any radio and/or TV
interference caused by unauthorized modifications to this device. It is the
responsibility of the user to correct such interference.
The manufacturer is not responsible for any damage incurred in the operation
of this system if the correct operational voltage setting was not selected prior
to operation. PLEASE VE IFY THAT THE VOLTAGE SETTING IS
CO ECT BEFO E USE.
International http://eservice.aten.com
International 886 2 8692 6959
China 86 400 810 0 810
Japan 81 3 5615 5811
Korea 82 2 467 6789
North America 1 888 999 ATEN ext 4988
1 949 428 1111

KH2508A / KH2516A User Manual
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Product Information
For information about all ATEN products and how they can help you connect
without limits, visit ATEN on the Web or contact an ATEN Authorized
eseller. Visit ATEN on the Web for a list of locations and telephone numbers:
International http://www.aten.com
North America http://www.aten usa.com

KH2508A / KH2516A User Manual
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Package Contents
Check to make sure that all the components are in working order. If you
encounter any problem, please contact your dealer.
The KH2508A / KH2516A package consists of:
1 KH2508A or KH2516A Cat 5 High-Density KVM Switch
1 firmware upgrade cable
1 power cord
1 rack mount kit
1 foot pad set (4 pcs)
1 user instructions

KH2508A / KH2516A User Manual
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Contents
Compliance Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
User Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
Online Registration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
Telephone Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
User Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
Product Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v
Package Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Chapter 1.
Introduction
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Consoles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Computers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
KVM Adapter Cables. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Operating Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
KH2508A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
KH2516A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Rear View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
KH2508A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
KH2516A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Chapter 2.
Hardware Setup
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Before you Begin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Stacking and Rack Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Stacking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Rack Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Single Station Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Daisy Chaining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Chapter 3.
Basic Operation
Port Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Manual. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
OSD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Hotkey . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Hot Plugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

KH2508A / KH2516A User Manual
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Hot Plugging Stations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Hot Plugging KVM Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Hot Plugging Console Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Powering Off and Restarting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Port ID Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Chapter 4.
OS Operation
OSD Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
OSD Hotkey . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
OSD Login. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Manufacturing Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
OSD Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
OSD Main Screen Headings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
OSD Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
F1: GOTO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
F2: LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
F3: SET. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
F4: ADM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
F5: SKP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
F6: BRC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
F7: SCAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
F8: LOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Chapter 5.
Hotkey Operation
Hotkey Port Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Invoking Hotkey Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Number Lock and Minus Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Control and F12 Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Hotkey Mode Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Exiting Hotkey Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Selecting the Active Port. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Auto Scan Mode Switching. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Setting the Scan Interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Invoking Auto Scan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Exiting Auto Scan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Skip Mode Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Entering Skip Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Exiting Skip Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Computer Keyboard / Mouse Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Setting the Hotkey Beeper ON/OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Setting the Hotkey key combination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Setting the OSD Hotkey combination . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Setting the Port Operating System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Restore the Default Values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Hotkey Summary Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

KH2508A / KH2516A User Manual
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Chapter 6.
Keyboard Emulation
Mac Keyboard. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Sun Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Chapter 7.
The Firmware Upgrade Utility
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Performing the Upgrade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Starting the Upgrade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Upgrade Succeeded . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Upgrade Failed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Firmware Upgrade Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Main Board and OSD Firmware Upgrade Recovery . . . . . . . . . . . 57
Adapter Cable Firmware Upgrade Recovery. . . . . . . . . . . . . . . . . 58
OSD Configuration Backup/Restore . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Backup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Restore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Appendix
Safety Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Rack Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Consignes de sécurité. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Général . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Montage sur bâti . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
International. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68
North America . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Connection Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
KH2508A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
KH2516A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Compatible Products. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
OSD Factory Default Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
Administrator Login Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
ATEN Standard Warranty Policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

KH2508A / KH2516A User Manual
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About This Manual
This User Manual is provided to help you get the most from your KH2508A /
KH2516A system. It covers all aspects of installation, configuration and
operation. An overview of the information found in the manual is provided
below.
Chapter 1, Introduction, introduces you to the KH2508A / KH2516A
system. Its purpose, features and benefits are presented, and its front and back
panel components are described.
Chapter 2, Hardware Setup, describes how to set up your installation. The
necessary steps – from a basic single stage hookup to a complete daisy-chained
operation are provided.
Chapter 3, Basic Operation, explains the fundamental concepts involved
in operating the KH2508A / KH2516A.
Chapter 4, OS Operation, provides a complete description of the
KH2508A / KH2516A's OSD (On Screen Display), and how to work with it.
Chapter 5, Hotkey Operation, details all of the concepts and procedures
involved in the keyboard hotkey operation of your KH2508A / KH2516A
installation.
Chapter 6, Keyboard Emulation, provides tables that list the PC to Mac
and PC to Sun keyboard emulation mappings.
Chapter 7, The Firmware Upgrade Utility, explains how to upgrade the
KH2508A / KH2516A's firmware with the latest available versions.
Appendix, provides specifications and other technical information regarding
the KH2508A / KH2516A.
Note:
ead this manual thoroughly and follow the installation and operation
procedures carefully to prevent any damage to the unit or connected
devices.
The product may be updated, with features and functions added, improved
since the release of this manual. For an up-to-date user manual, visit
http://www.aten.com/global/en/