Gefen GEF-UHD-89-HBT2 User Manual page 185

#set_edid_lock
Locks to unlocks the EDID when using Custom EDID mode. This command only works
if the specified input is set to Custom. See the #set_edid_mode command.
Syntax
#set_edid_lock input state
Parameters
input
Type: INTEGER
This parameter must be the identifier of an HDMI input (1 - 8).
state
Type: INTEGER
Accepts a number from the table below, specifying the desired state:
state
0
1
Example
#set_edid_lock 1 0
SET_EDID_LOCK 1 0
Related Commands
#get_edid_lock
#get_edid_mode
#set_edid_copy
#set_edid_mode
Description
Unlock the EDID
Lock the EDID
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Commands Page Title