IOGear GCS712U - Manual (Page 16)

Operation
13
Changing the Scan Interval
Before you invoke Auto Scanning you can change the amount of time Auto Scan dwells on
each port. To do so, use the following Hotkey combination.
[Left shift] [Right shift] [S] [n]
Where n represents a number from 1 to 4 that specifies the desired scan interval time, as
shown in the table below:
n Scan Interval
[1] 3 secs
[2] 5 secs
[3] 10secs
[4] 20secs
Note: You must press and release the keys one at a time.