7–8 
Host Scanner Commands  
 
 
Enable D/E Disable Command – The scanner 
will disable scanning after it receives an ASCII 
“D” from the host device. It will enable scanning 
when it receives an ASCII “E”. 
 
 
Enable Z/R Type D/E Simulation – The scanner 
will disable scanning after it receives an ASCII 
“Z” from the host device. It will enable scanning 
when it receives an ASCII “R”. 
 
*  No Z/R Type D/E Simulation 
 
Enable F/L Laser Command – The scanner will 
turn off the laser after the scanner receives an 
ASCII “F” character. The laser will turn on after it 
receives an ASCII “L” character. 
 
*  Disable F/L Laser Command 
 
Use DTR Scan Disable – The scanner will 
monitor the DTR input to determine if scanning 
should be allowed. A +12V active level enables 
decoding. A -12V inactive level disables decoding.
 
*  Do Not Use DTR Scan Disable – Do not monitor 
the DTR input. 
 
Activate DC2 Character – Scanning will be 
initiated with the receipt of a DC2 character 
 (^R, 124). 
 
*  Do Not Activate on DC2 Character 
 
Transmit “METROLOGIC” with receipt of an 
“I” (49H) via RS232 
*  Don’t Transmit “METROLOGIC” with receipt 
of an “I” (49H) via RS232