IOGear GCS1792 User manual

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GCS1792 / GCS1794
PART NO. M1085 / M1086
Installation
Installation Guide
2/4-Port HDMI Multimedia KVMP Switch with Audio

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©2009 IOGEAR. All Rights Reserved. PKG-M1085 / M1086
IOGEAR, the IOGEAR logo, MiniView®, VSE are trademarks or registered trademarks of IOGEAR, Inc. Microsoft and
Windows are registered trademarks of Microsoft Corporation. IBM is a registered trademark of International Business
Machines, Inc. Macintosh, G3/G4 and iMac are registered trademarks of Apple Computer, Inc. IOGEAR makes no warranty
of any kind with regards to the information presented in this document. All information furnished here is for informational
purposes only and is subject to change without notice. IOGEAR, Inc. assumes no responsibility for any inaccuracies or
errors that may appear in this document.

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Package Contents
1 x 2/4-Port HDMI KVMP Switch–
2/4 x HDMI KVM Cables (2 for GCS1792 / 4 for GCS1794)–
1 x USB to PS/2 Converter–
1 x Firmware Upgrade Cable–
1 x Power Adapter–
1 x Installation Guide–
1 x Warranty Card–

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Requirements
Console
A display with an HDMI or DVI input*–
A USB Keyboard and Mouse–
Source Devices
Source devices with HDMI or DVI outputs*–
USB port (if source supports keyboard, mouse or peripheral)–
Optional Analog Audio
Analog audio connections for speakers and mic.–
*Note: To connect to a DVI computer or monitor, please use the GHDMIFDVIM adapter, available at
www.iogear.com

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Table of Contents
GCS1792 Overview 7
GCS1794 Overview 9
Installation 12
LED Indication 16
Port Switching 17
Port Switching via Front Panel
Pushbutton
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Port Switching via Front Panel
Pushbutton (Alternative Settings)
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Port Switching via Hotkeys 19
Auto Scanning 21
Hotkey Setting Mode (HSM) 22
Mac Keyboard Emulation 24
Factory Default Hotkeys Settings 26
Firmware Upgrade 27
Upgrade Fail 32
Federal Communications Commission
(FCC) Statement
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CE Statement 36
Limited Warranty 37
Contact 38

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GCS1792 Overview
Front View
1. Port 1 Pushbutton
2. Port 2 Pushbutton
3. Front Panel Console Mic. Port
4. Front Panel Console Analog Audio Port
5. Front Panel USB 2.0 Peripheral Sharing Port
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Rear View
1. Firmware Upgrade Port
2. DC Power Jack
3. Console USB Mouse Port
4. Console USB Keyboard Port
5. USB 2.0 Peripheral Sharing Port
6. Console Mic. Port
7. Console HDMI Video Port
8. Console Analog Audio Port
9. CPU2 Mic. Port
10. CPU2 Analog Audio Port
11. CPU2 HDMI Video Port
12. CPU2 USB Port
13. CPU1 Mic. Port
14. CPU1 Analog Audio Port
15. CPU1 HDMI Video Port
16. CPU1 USB Port
1 9 13 10 14
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3 6 84 5 7 11 15 2

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GCS1794 Overview
Front View
1. Port 1 Pushbutton
2. Port 2 Pushbutton
3. Port 3 Pushbutton
4. Port 4 Pushbutton
5. Front Panel Console Mic. Port
6. Front Panel Console Analog Audio Port
7. Front Panel USB 2.0 Peripheral Sharing Port
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Rear View
1. Firmware Upgrade Port
2. DC Power Jack
3. Console USB Mouse Port
4. Console USB Keyboard Port
5. USB 2.0 Peripheral Sharing Port
6. Console Mic. Port
7. Console HDMI Video Port
8. Console Analog Audio Port
9. CPU4 Mic. Port
10. CPU4 Analog Audio Port
11. CPU4 HDMI Video Port
12. CPU4 USB Port
13. CPU3 Mic. Port
14. CPU3 Analog Audio Port
15. CPU3 HDMI Video Port
16. CPU3 USB Port
17. CPU2 Mic. Port
18. CPU2 Analog Audio Port
19. CPU2 HDMI Video Port
20. CPU2 USB Port
21. CPU1 Mic. Port
22. CPU1 Analog Audio Port
23. CPU1 HDMI Video Port
24. CPU1 USB Port

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1 9 13 17 21 10 14 18 22
12 16 20 24
36 84 5 7 11 15 19 23
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Installation
Step 1
Please make sure your source devices and display are powered off before you start.
Step 2
Plug the power adapter into the power outlet and connect it to the DC power jack from the KVM.

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Step 3
Connect the HDMI cable from your display to the console HDMI port.
*If your display has a DVI input instead of HDMI, please connect the HDMI (F) to DVI (M) Adapter
(Model No: GHDMIFDVIM) between your HDMI cable and your DVI connection from your display.

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Step 4
Connect your USB keyboard and mouse to the console USB keyboard port and console USB
mouse port.
*If you are using PS/2 keyboard and mouse, please use the included PS/2 to USB converter. Simply connect the
PS/2 keyboard and mouse to the PS/2 keyboard and mouse port from the converter, then connect the USB port
to the console USB keyboard port.

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Step 5
Connect a set of your HDMI KVM cable from the multimedia KVMP switch to each of your source devices
– HDMI cable to the HDMI output and USB cable to open USB port from your source device. Connect the
optional analog audio and mic connectors to your source device and if your device does not pass audio
through HDMI cable.
*If your source device has a DVI output instead of HDMI, please connect the HDMI (F) to DVI (M) Adapter (Model
No: GHDMIFDVIM) between your source device and your HDMI cable.
**If your source device does not support USB keyboard, mouse or peripheral, simply leave the USB connection
unconnected.
Final Step
Turn on your source devices.

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*Note: Online status is detected by the USB connection from the KVM cable; therefore, if your source device does
not support USB, the KVM will not have online status light up as dim orange. When that source is selected, the
LED will light up as dim orange instead of bright orange.
LED Indication
LED Description
Online / Selected* Dim Orange A device is connected to the KVMP
switch but the port is not on focus
Online / Selected* Bright Orange The specic port has focus on the KVM
(Keyboard, video and mouse)
USB Link Green The specic port has focus on the USB
peripheral sharing ports

Simply press the front panel Pushbutton from the multimedia KVMP switch or trigger hotkeys from your
keyboard.
Port Switching via Front Panel Pushbutton
Function Description
Switch all focus (KVM, analog audio and USB) to
a specic port
Press and hold the correspond push button for 2
seconds for the desire port that you wish to switch
focus to.
Switch KVM focus to a specic port Press the correspond push button once for the
desire port that you wish to switch focus to.
Switch analog audio focus to a specic port Press the correspond push button twice for the
desire port that you wish to switch focus to.
Switch USB focus to a specic port Press the correspond push button 3 times for the
desire port that you wish to switch focus to.
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Port Switching

Port Switching via Front Panel Pushbutton (Alternative Settings)*
Function Description
Switch all focus (KVM, analog audio and USB) to
a specic port
Press the correspond push button once for the
desire port that you wish to switch focus to.
Switch KVM focus to a specic port Press and hold the correspond push button for 2
seconds for the desire port that you wish to switch
focus to.
Switch analog audio focus to a specic port Press the correspond push button twice for the
desire port that you wish to switch focus to.
Switch USB focus to a specic port Press the correspond push button 3 times for the
desire port that you wish to switch focus to.
*Note: Please see page 23 about how to change the front panel pushbutton to the alternative settings.
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Port Switching via Hotkeys
Hotkeys Description
[Scroll Lock] [Scroll Lock] [Enter] Switch all focus (KVM, analog audio and USB) to
the next port
[Scroll Lock] [Scroll Lock] [n] [Enter] Switch all focus (KVM, analog audio and USB) to
port n*
[Scroll Lock] [Scroll Lock] [k] [Enter] Switch KVM focus to the next port
[Scroll Lock] [Scroll Lock] [n] [k] [Enter] Switch KVM focus to port n*
[Scroll Lock] [Scroll Lock] [s] [Enter] Switch analog audio focus to the next port**
[Scroll Lock] [Scroll Lock] [n] [s] [Enter] Switch analog audio focus to port n* **
[Scroll Lock] [Scroll Lock] [u] [Enter] Switch USB focus to the next port
[Scroll Lock] [Scroll Lock] [n] [u] [Enter] Switch USB focus to port n*
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Port Switching via Hotkeys

[Scroll Lock] [Scroll Lock] [n] [k] [u] [Enter] Switch KVM and USB focus to port n*
[Scroll Lock] [Scroll Lock] [n] [k] [s] [Enter] Switch KVM and analog audio focus to port n* **
[Scroll Lock] [Scroll Lock] [n] [u] [s] [Enter] Switch USB and analog audio focus to port n*
Port Switching via Hotkeys
*Note: n is an interval that stands for the Port number
k stands for KVM focus
s stands for analog audio focus
u stands for USB focus
**Note: If the audio is going though the HDMI cable along with the video signal, this hotkey WILL NOT switch the
audio focus. But instead, the audio will follow the KVM focus.
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