Motorola Symbol DS9808 Product Reference Manual page 57

Time Delay to Presentation Sleep Mode
Parameter # F1h 96h
In Presentation Mode, this parameter sets the time the digital scanner remains active before entering sleep mode
with no illumination. The digital scanner wakes when it senses motion, upon presentation of a bar code, or a trigger
pull.
NOTE Digital scanner performance is not guaranteed in dim conditions.
Disable
(00h)
10 Seconds
(0Ah)
5 Minutes
(15h)
User Preferences & Miscellaneous Digital Scanner Options 4 - 15
1 Second
(01h)
1 Minute
(11h)