IOGear 2-Port 4K Dual View DisplayPort Matrix KVMP Switch - Manual (Page 26)

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Operation Mode Switching
GCMS1922 provides two operation modes – Extension Mode(default) and Matrix Mode.
To toggle between Extension Mode and Matrix Mode:
1. Invoke HSM, see page 22
2. Press [O] [Enter]
This procedure is a toggle. Repeat to revert to the original setting.
N-Key Rollover Keyboard Supporting Function
To enable/disable N-Key rollover keyboard support
1. Invoke HSM, see page 22
2. Press [K][Enter]
This procedure is a toggle. Repeat to revert to the original setting
Mouse Crossover Switching
To enable / Disable the Crossover Switching when GCMS1922 is under the Matrix Mode
1. Invoke HSM, see page 22
2. Press and release [Y] [Enter]
Note:
This procedure is a toggle. Repeat to revert to the original setting.
Mouse emulation (see page 25) must be enabled for the Crossover Switching to work.
Screen Resolution Setting
To set a resolution for the Display:
1. Invoke HSM, see page 22
2. Press [L] [Resolution (e.g, 3840x2160)] [Enter].
The available resolution value can be set from 100 ~ 9999 x 100 ~ 9999
Monitor Layout Configuration
Under Matrix mode, GCMS1922 allows to set the monitor layout.
1. Invoke HSM, see page 22
2. Type in the layout using the parameters below:
Parameter Row Monitor
P A 1,2
b 1,2