Honeywell 1900GSR-2 User Manual page 102

If there are no trigger pulls during the timer interval, the scanner goes
into power down mode. Whenever the trigger is enabled, the timer is
reset. If the scanner is placed in the charge base cradle and the bat-
tery is in the process of being charged, the scanner will not go into
power down mode. Default = 3600 seconds.
0 seconds
400 seconds
* 3600 seconds
Note: When the scanner is in power down mode, pull the trigger to
power the unit back up. There will be a set of power up beeps
and a delay of up to a few seconds for the radio to join. The
scanner will then be ready to use.
4 - 8
200 seconds
900 seconds
7200 seconds