IOGEAR GCS1932M 2 Port Display Port KVMP Switch with USB 3.0 Hub User Manual

June 16, 2024
Iogear

IOGEAR GCS1932M 2 Port Display Port KVMP Switch with USB 3.0 Hub

IMPORTANT INFORMATION

©2018 IOGEAR. All Rights Reserved. Part No. RS-232. IOGEAR, the IOGEAR logo is trademarks of IOGEAR. Microsoft and Windows are registered trademarks of Microsoft Corporation. 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. assumes no responsibility for any inaccuracies or errors that may appear in this document.

RS-232 Commands

Console Login – HyperTerminal

Once a physical connection from the computer to the GCS1932M/GCS1934M has been made, you can establish a HyperTerminal session using the instructions below.

  1. Open the HyperTerminal application, type in “OPEN” and press enter.
  2. Configure the port settings for the appropriate COM port number, then click OK.

Bits per Second: 19200, Data Bits: 8, Parity: None, Stop bits: 1, Flow Control: None.

  1. When configured correctly a login prompt like the one below appears.

RS-232 Commands

After you login via HyperTerminal (see Console Login – HyperTerminal), you can use the instructions below to send RS-232 commands to control the GCS1932M/GCS1934M from a remote system.
When the RS-232 link is opened, the GCS1932M/GCS1934M will no longer accept commands from front panel buttons or most of hotkey functions (excluding mouse cursor shift and monitor layouts).
For more detailed instructions and information about each of the RS-232 commands listed below, please refer to the original GCS1932M/GCS1934M user manual.

Verification

After entering a command, a verification message appears at the end of the command line, as follows:

Response Message Description
command OK Command or parameter is correct.
command incorrect Command or parameter is incorrect.

Set baud rate

The set baud rate command allows you to set baud rate to the computers connected to the GCS1932M/GCS1934M’s ports. Use the Formula – to set Parameters – to create a Command.
Formula: Command + Input Command + [Enter] Parameters:

Command Command
baud Setup device baud rate
Input Command Description
--- ---
19200 baud command reserved keyword- 19200 baud rate (Default setting)
38400 baud command reserved keyword- 38400 baud rate
57600 baud command reserved keyword- 57600 baud rate
115200 baud command reserved keyword- 115200 baud rate
Enter Description
--- ---
Enter Enter and send out command

Set Baud Rate Commands
Some available formulas for the Set Baud Rate commands are as follows: Command +N Input Command + [Enter] To set the baud rate as 38400, type the following: baud 38400 [Enter] To set the baud rate as 115200, type the following: baud 115200 [Enter]

Note :

  1. Each command string can be separated with a space.
  2. The default baud rate is 19200.
  3. The ASCII code for Enter is 0x0D0A.

Keyboard Language Layout

The Keyboard Language Layout command allows you to change the keyboard language layout. Use the Formula – to set Parameters – to create a Command.

Formula: Command + Input Command + [Enter]

Parameters:

Command Description
layout Change Keyboard Language Layout
Input Command Description
--- ---
en Change the keyboard language layout to English (Default setting)
fr Change the keyboard language layout to French
jp Change the keyboard language layout to Japanese
ge Change the keyboard language layout to German
Enter Description
--- ---
Enter Enter and send out command

Keyboard Language Layout Commands

Some available formulas for Keyboard Language Layout commands are as follows: Command + Control + [Enter] To change the keyboard language layout to Japanese, type the following:
layout jp [Enter]
To change the keyboard language layout to French, type the following:
layout fr [Enter]
Note:

  1. Each command string can be separated with a space.
  2. The default language is English.
  3. The ASCII code for Enter is 0x0D0A.

Hotkey Settings

The Hotkey Settings command allows you to enable/disable and change the hotkey used to invoke the HSM (Hotkey Settings Mode). Use the Formula -to set Parameters – to create a Command.

Formulas: Command + Input Command+ [Enter]

Parameters:

Command Description
hotkey Hotkey Settings Command
Input Command Description
--- ---
num Change the HSM invoke key to: [Num Lock] + [-]       (Default setting)
f12 Change the HSM invoke key to: [Ctrl] + [F12]
Enter Description
--- ---
Enter Enter and send out command

Hotkey Settings Commands

Some available formulas for Hotkey Settings commands are as follows: Command + Input Command + [Enter] To change the HSM invoke key to [Num Lock] + [-], type the following:
hotkey num [Enter]
To change the HSM invoke key to [Ctrl] + [F12], type the following:
hotkey f12 [Enter]
Note :

  1. Each command string can be separated with a space.
  2. The default hotkey is num.
  3. The ASCII code for Enter is 0x0D0A.

Hotkey Switching

The Hotkey Switching command allows you to change the hotkey switching mode. Use the Formula – to set Parameters – to create a Command.
Formulas: Command + Input Command + [Enter]

Parameters:

Command Description
switch Hotkey switching command
Input Command Description
--- ---
Scroll Change hotkey switching mode to: [Scroll][Scroll]
ctrl Change hotkey switching mode to: [Ctrl][Ctrl]
Enter Description
--- ---
Enter Enter and send out command

Hotkey Switching Commands

Some available formulas for Hotkey Switching commands are as follows: Command + Control + [Enter] **To change the hotkey switching mode to [Scroll]

  • [Scroll], type the following:
    switch scroll [Enter]
    To change the hotkey switching mode to [Ctrl] + [Ctrl], type the following:
    switch ctrl [Enter] Note:**

    1. Each command string can be separated with a space.
    2. The default hotkey switching setting is scroll.
    3. The ASCII code for Enter is 0x0D0A.

Port Switching

The Port Switching command allows you to change from one port to another.

Formulas: Command + Input Command + [Enter]

Parameters:

Command Description
sw Switching Command
Input Command Description
--- ---
ixx Input Port number xx=01-04
Enter Description
--- ---
Enter Enter and send out command

For Example: Switching to port 2 type in swi02 [Enter]
Note:

  1. Each command string can be separated with a space.
  2. The default USB reset setting is off.
  3. The ASCII code for Enter is 0x0D0A.

USB Reset

The USB Reset command allows you to reset the USB connection. Use the Formula – to set Parameters – to create a Command.
Formulas:
Command + Input Command + [Enter] Parameters:

Command Description
usbreset USB Reset Command
Input Command Description
--- ---
on Enable USB reset connection
Enter Description
--- ---
Enter Enter and send out command

USB Reset Command

The available formula for the USB Reset command is as follows: Command + Input Command + [Enter] For example, to reset the USB connection, type the following:
usbreset on [Enter]
Note:

  1. Each command string can be separated with a space.
  2. The default USB reset setting is off.
  3. The ASCII code for Enter is 0x0D0A.

Restore Default Settings

The Restore Default Settings command allows you to reset all of the GCS1932M/ GCS1934M’s settings back to the default. Use the Formula – to set Parameters – to create a Command.

Formulas: Command + Input Command + [Enter]

Parameters:

Command Description
reset Restore KVM Default Settings
Command Description
--- ---
reset Restore KVM Default Settings
Enter Description
--- ---
Enter Enter and send out command

Restore Default Settings Command
The available formula for the Restore Default Settings command is as follows: Command + Input Command + [Enter] For example, to restore all GCS1932M/GCS1934M settings back to the default, type the following: reset on [Enter] Note:

  1. Each command string can be separated with a space.
  2. The default setting is off.
  3. The ASCII code for Enter is 0x0D0A.

Firmware Upgrade

The Firmware Upgrade command allows you to enable the firmware upgrade mode. Use the Formula – to set Parameters – to create a Command.
Formulas:
Command + Input Command + [Enter] Parameters:

Command Description
upgrade Firmware Upgrade Command
Input Command Description
--- ---
on Enable Firmware Upgrade Mode
Enter Description
--- ---
Enter Enter and send out command

Firmware Upgrade Command

The available formula for the Firmware Upgrade command is as follows: Command + Input Command + [Enter] For example, to enable firmware upgrade mode, type the following: upgrade [Enter] Note:

  1. Each command string can be separated with a space.
  2. The default setting is off.
  3. The ASCII code for Enter is 0x0D0A.

KVM Status

The KVM Status command allows you to display read-only information about the GCS1932M/GCS1934M’s current KVM status.
Use the Formula – to set Parameters – to create a Command.

Formulas :
Command + Input Command + [Enter] Parameters:

Command Description
status Display KVM Status Command
Input Command Description
--- ---
on Enable KVM Status
Enter Description
--- ---
Enter Enter and send out command

KVM Status Command

The available formula for the KVM Status command is as follows: Command + Input Command +[Enter] For example, to display the GCS1932M/GCS1934M’s KVM status, type the following:
status [Enter]
A message similar to the one below will then appear:
hotkey: [numlock]+[-] / [scrolllock], [scrolllock] os setting: pc
keyboard emulation: enabled/disabled keyboard layout: English
mouse emulation: enabled/disabled monitor re-detection: enabled/disabled
Note:

  1. Each command string can be separated with a space.
  2. The default setting is off.
  3. The ASCII code for Enter is 0x0D0A.

Display Mode

The Monitor display command allows you to configure the monitor display mode to be SST mode or MST mode. Use the Formula – to set Parameters – to create a Command.

Formulas :
Command + Input Command + [Enter] Parameters:

Command Description
display Configure the Monitor display mode Command
Input Command Description
--- ---
sst sst means the both monitors are in sst mode(mirror mode).
mst mst means the both monitors are in mst mode(multi-stream mode).
Enter Description
--- ---
Enter Enter and send out command

Display mode Command

The available formula for the display mode command is as follows: Command

  • Input Command + [Enter] For example, to configure SST mode, type the following: display sst [Enter] For example, to configure MST mode, type the following: display mst [Enter]

Note:

  1. Each command string can be separated with a space.
  2. The ASCII code for Enter is 0x0D0A.

References

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