144 Xenon/Granit User Guide
Silent Mode with Long LED
Scan the following bar code to completely silence the Xenon 1900h scanner or 
Xenon 1902h scanner and base. The scanner beep, base beep, base and scanner 
power up beep, and scanner linking sounds are all silenced. When a bar code is 
scanned, the LED and aimer remain solidly lit for 1 second. Green indicates a good 
scan, red indicates a bad scan.
Very Low Beeper (Nighttime Mode)
The following bar code silences the base, and sets the scanner for a very low beep 
when reading bar codes. After scanning this code, the base beep, base and scanner 
power up beep, and scanner linking sounds are all silenced. When a bar code is 
scanned, the scanner emits a very soft beep. 
Silent Mode with Long LED - 
Cordless Scanner and Base
Silent Mode with Long LED - 
Corded Scanner
Nighttime Mode - 
Cordless Scanner and Base
Nighttime Mode - 
Corded Scanner