IOGear GCS982U User manual

Installation
Installation Guide
2-Port USB Dual-Link DVI-D Cable KVM Switch
with Audio and Microphone Support
GCS982U
PART NO. M1196

3
Table of Contents
Package Contents 4
System Requirements 5
Overview 6
Standard Installation 7
Advanced Installation 9
LED Indication 12
Port Switching 13
Hotkeys Summary Table 14
Autoscan Interval Table 16
Mac Keyboard Emulation 17
Sun Keyboard Emulation 18
Factory Default Settings 19
Firmware Upgrade 20
Upgrade Fail 24
Federal Communications Commission
(FCC) Statement
25
CE Compliance 26
SJ/T 11364-2006 27
Limited Warranty 28
Contact 29

4
Package Contents
• 1 x 2-Port USB Dual-Link DVI-D Cable KVM Switch
• 1 x Remote Switch Button
• 1 x Installation Guide
• 1 x Warranty Card

5
System Requirements
Console
• DVI-D supported monitor
• USB keyboard and mouse
• Powered speakers and microphone (optional)
Computers
• Two USB ports
• A DVI-D supported connection
• 3.5mm audio and microphone connections (optional)
Operating System
• Windows XP
• Windows Vista (32-bit / 64-bit)
• Windows 7 (32-bit / 64-bit)
• Mac OS X or greater
• Sun Solaris workstation
• Linux, UNIX and other USB supported systems*
*Additional drivers and support may be needed

6
2-PortUSB Dual-LinkDVI-D CableKVM
PC2 PC1
Overview
1. LEDs
2. Console DVI-D Video Port
3. Console USB Mouse Port
4. Console USB Keyboard Port
5. Console Mic. Port
6. Console Audio Port
7. Remote Switch Button Port
8. Remote Switch Button
1
2 7 8 9 10 11 12 133 4 5 6
9. CPUs USB Keyboard connection
10. CPUs USB Mouse connection
11. CPUs DVI-D connection
12. CPUs Audio connection
13. CPUs Mic. connection

7
Step 1
Please make sure your computers and monitor
are powered off before you start.
Step2
Connect the DVI cable from your monitor to
the console DVI monitor port. Then, turn on the
monitor.
Step 3
Connect your USB keyboard and mouse to the
console USB keyboard port and console USB
mouse port. If you would like to use the remote
switch button, please connect it to the remote
switch button port.
Standard Installation
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1
PC1
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1

8
Step 4
Connect your powered speaker and mic. to the
console audio port and console mic. port.
Step 5
Connect a set of your molded KVM cable to each of
your computers – DVI cable to the DVI output, USB
cables to open USB ports from your computer,
audio cable to your audio output and mic. cable to
the mic. input.
Final Step
Turn on your computers.
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1
2-PortUSB Dual-Link DVI-D Cable KVM
PC2 PC1

9
Step 1
Please make sure your computers and monitor are
powered off before you start.
Step2
Connect the DVI cable from your monitor to
the console DVI monitor port. Then, turn on the
monitor.
Step 3
Connect your USB keyboard to the console USB
keyboard port. If you would like to use the remote
switch button, please connect it to the remote
switch button port.
Advanced Installation
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1
PC1
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1

10
Step 4
Connect a powered USB hub to the console mouse
port, then connect the mouse to any available USB
port in the hub. Then, connect any peripherals that
you want to share between your computers to the
other available USB ports in the hub.
Note: Please make sure mouse emulation has
been disabled for this setup to function correctly.
Please refer to HotKeys summary on page 14 for
instructions on how to disable mouse emulation.
Step 5
Connect your powered speaker and mic. to the
console audio port and console mic. port.
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1

11
Step 6
Connect a set of your molded KVM cable to each of
your computers – DVI cable to the DVI output, USB
cables to open USB ports from your computer,
audio cable to your audio output and mic. cable to
the mic. input.
2-Port USB Dual-Link DVI-D Cable KVM
PC2 PC1
Final Step
Turn on your computers.

12
LED Indication
- LED will light up in Green showing the port that can be controlled by the console.
- Both LEDs will be ashing together when the KVM is in Firmware Upgrade Mode.
LED Indication

13
You can switch ports via remote switch button,
mouse or hotkey commands.
Port Switching via Remote Switch Button
Simply press the remote switch button once to
switch focus to the next port.
Port Switching via Mouse
Simply press scroll wheel button twice rapidly to
switch focus to the next port.*
*Note: This feature requires a mouse that has a
scroll wheel. Also, this feature can only be used
when both Mouse Emulation Mode and Mouse
Port-Switching Mode are enabled.
Port Switching
Port Switching via Hotkey Commands
To trigger a Hotkey Mode, simply press [Scroll
Lock] [Scroll Lock]**. Please refer to Hotkey Sum-
mary Table for details.
**Note: If there is a conict using [Scroll Lock]
[Scroll Lock] sequence, you can change to the
alternative sequence [Ctrl] [Ctrl] by press and
holding the remote switch button for 3 seconds.
When you press and hold the remote switch
button for 3 second when the sequence is [Ctrl]
[Ctrl], it will change the sequence back to [Scroll
Lock] [Scoll Lock].

14
Hotkeys Summary Table
Hotkey combination Description
[Scroll Lock] [Scroll Lock] +
or
[Ctrl] [Ctrl]* +
*Note: If alternative hotkey
sequence is chosen
[Enter] Switch KVM and audio focus to the next port
[k] [Enter] Switch KVM focus to the next port
[s] [Enter] Switch audio focus to the next port
[a] [Enter] Activate Autoscan Mode. It will toggle between the two computers every
5 seconds
[a]/[n], [Enter]
Activate Autoscan Mode. It will toggle between the two computers with the
specic time depending on the interval [n] that you have input. Please see
Autoscan Interval Table for details.
[x] [Enter] Change hotkey sequence to the alternative sequence
[m] [Enter] Enable/disable mouse emulation
[d] [Enter] Capture and store monitor’s EDID on specic port
[w] [Enter]
Enable/disable mouse port-switching function
Note: If you enable this feature when Mouse Emulation Mode is disabled,
Mouse Emulation Mode will be enabled automatically
[F2] [Enter] Enable Mac keyboard emulation
[F3] [Enter] Enable Sun keyboard emulation

15
Hotkey combination Description
[Scroll Lock] [Scroll Lock] +
or
[Ctrl] [Ctrl]* +
*Note: If alternative hotkey
sequence is chosen
[F4] [Enter]
List out current settings
Note: Please have a Notepad or word document opened before you
trigger this function.
[F5] [Enter] Perform a USB keyboard and mouse reset
[F10] [Enter] Auto detect keyboard operating system
[r] [Enter] Reset to factory default settings
[E]/[e], [Enter] Enable/Disable Power On detection function
[N]/[n], [Enter] 1. Enables/Disable Keyboard emulaion function
2. Default Keyboard emulation enabled
[F6]/[nn], [Enter]
Set the keyboard language layout. Where [nn] is a 2 digits
number that represents the keyboard language code.
(US English: 33, French: 08, Japanese: 15).

16
Autoscan Interval Table
n Description
1 3 seconds
2 5 seconds (default)
3 10 seconds
4 20 seconds

17
The PC compatible (101/104 key) keyboard can emulate the functions of the Mac keyboard. The emulation
mappings are listed in the table below.
Mac Keyboard Emulation
*Note: When using key combinations, press and release the rst key (Ctrl), then press and release the
second key.
PC Keyboard Mac Keyboard
[Shift] Shift
[Crtl] Ctrl

[Ctrl] [1]
[Ctrl] [2]
[Ctrl] [3]
[Ctrl] [4]
[Alt] Alt
[Print Screen] F13
[Scroll Lock] F14
=
[Enter] Return
[Backspace] Delete
[Insert] Help
[Ctrl] F15

18
Sun Keyboard Emulation
The PC compatible (101/104 key) keyboard can emulate the functions of the Sun keyboard. The emulation
mappings are listed in the table below.
PC Keyboard Sun Keyboard
[Crtl] [t] Stop
[Crtl] [F2] Again
[Crtl] [F3] Props
[Crtl] [F4] Undo
[Crtl] [F5] Front
[Crtl] [F6] Copy
[Crtl] [F7] Open
[Crtl] [F8] Paste
[Ctrl] [F9] Find
[Crtl] [F10] Cut
[Crtl] [1]
[Crtl] [2]
[Crtl] [3]
[Crtl] [4]
[Crtl] [h] Help
Compose

*Note: When using key combinations, press and release the rst key (Ctrl), then press and release the
second key.

19
Factory Default Settings
Function Default Setting
Autoscan Interval 5 seconds
Hotkeys [Scroll Lock] [ Scroll Lock]
Keyboard Operating Platform PC compatible
Mouse Emulation On
Mouse Port-Switching Off
Keyboard Emulation On (Gaming mode: Off)
Power on Detection Enable
Keyboard Language US English

20
Firmware Upgrade
Note: In order to perform a rmware upgrade, you
need to use a computer that’s not connected to
the KVM.
Step 1
Go to www.iogear.com to download the latest
available rmware or the specic rmware that you
wish to upgrade to.
Step 2
Please make sure all the computers that are
connected to the KVM are completely shutdown.
Step 3
Press and hold the remote switch button of the
KVM while connecting the 2 USB connections of a
set of KVM cable to the computer that you will use
to perform the rmware upgrade. When you see
the 2 LEDs are ashing on the KVM, you can now
release the remote switch button.
Note: The computer used to perform the rmware
upgrade must be powered on before you connect
the 2 USB connections to it.