Datalogic QuickScan I QD2400 - Manual (Page 248)

Message Formatting
238 QuickScan™ I QD24XX/QBT24XX/QM24XX
LED and Beeper Control
ESC [ 0 q Emit short High tone + short delay
ESC [ 1 q Emit short Low tone + short delay
ESC [ 2 q Emit long Low tone + short delay
ESC [ 3 q Emit good read tone
ESC [ 4 q Emit bad tx tone
ESC [ 5 q Wait 100 ms
ESC [ 6 q Turn on the green LED
ESC [ 7 q Turn off the green LED
ESC [ 8 q Turn on the green spot
ESC [ 9 q Turn off the green spot
ESC [ 0 r Beep for Find me function (new)
ESC [ 1 r Power-off (new)
The LED control escape sequences are intended to activate the LEDs for short periods of time
and can be used in combination with the Beeper. The LED and Beeper will be controlled by the
system after the entire command sequence is interpreted.
Example:
ESC [ 6 q ESC [ 3 q ESC [ 7 q Turns on the green LED, emits a good read tone, and turns off the
green LED.
ESC [ 6 q ESC [ 5 q ESC [ 7 q Turns on the green LED for 100 ms and then turns off the green
LED.
Escape sequences different from those listed will be ignored.