Datalogic Scanning Matrix-1000 User Manual

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Matrix-1000™ 
18  
 
When the auxiliary interface is permanently connected as part of the system cabling, 
it is recommended to use the 25-pin connector and connect the cable shield as 
shown in Figure 15. 
 
 
 
CAUTION 
Avoid simultaneous connection to 25-pin and 9-pin signals 
of the auxiliary RS232 interface.