Metrologic Instruments MS1890 Manuel D’Utilisation

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12 
S
CANNER 
O
PERATION
 
 
Multi-Try Trigger Mode* 
 
 
1.  The IR detects an object in the IR 
activation range and automatically turns 
on linear illumination. 
2.  Aim the scanner’s line of light  
over the bar code. 
3.  Pull the trigger to initiate scanning.   
The scanner’s light output will start to 
flash as it attempts to scan the bar code.   
 
  
 
 
If the trigger is released the 
scanner will stop trying to scan. 
 
 
 
4.  When scanner successfully reads the 
bar code it will beep once, the white 
LED will flash and the decoded data will 
be transmitted to the host.  
 
 
 
 
 
 
 
 
 
 
 
*  For additional configurable modes of operation, please refer to the Area 
Imaging Bar Code Supplemental Configuration Guide (
MLPN
 00-02281). 
 
Figure 10. Multi-Try Trigger Mode