Metrologic Instruments IS4220 ユーザーズマニュアル

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P
ARTS
 
OF
 
THE
 
S
CANNER
  
 
 
 
Figure 1. Scanner Parts 
 
 
 
Item 
No. 
Description 
 
Green LED 
When a bar code is read successfully the green LED will flash. 
 
Red LED 
When the red LED is illuminated, the laser is on.  
 
Red Output Window (Laser Aperture) 
 
Infrared Sensor (IR) 
If a specified time has elapsed without any scanning, the unit will 
enter a “standby” mode.  To reactivate the unit, place an object in 
front of the IR sensor.  The red LED will turn on when the scanner 
is ready to scan. 
 
Communication/Power Cable  
This cable’s termination is application dependent.