Metrologic Instruments MS7120 Manuel D’Utilisation

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10 
I
NSTALLATION
 
 
Stand-Alone Keyboard 
 
1.  Turn off the host device. 
2.  Plug the male 10-pin RJ45 end  
of the PowerLink cable into the  
10-pin socket on the MS7120. 
3.  Connect the other end of the 
PowerLink cable to the keyboard 
port on the host device. 
4.  Plug the external power supply into 
the power jack on the PowerLink 
cable. 
Check the AC input 
requirements of the power 
supply to make sure the 
voltage matches the AC 
outlet.  The outlet must be 
located near the equipment 
and be easily accessible. 
 
5.  Connect AC power to the transformer. 
6.  Turn on the host device. 
 
When the scanner first receives power, the blue and white LED will 
toggle on and off then the scanner will beep once. 
 
Powering the MS7120 directly from the host device can sometimes 
cause interference with the operation of the scanner or the computer.  
Not all computers supply the same current through the keyboard port.  
For this reason, Metrologic recommends using an external power 
supply.  For additional information contact a Metrologic customer 
service representative. 
 
See page 5. 
 
 
Figure 12.