14–1 
IBM
®
 46xx Configuration  
IBM Port 
 
Enable RS485 Communication – For RS485 
communications. Not all scanners support this 
interface. The correct interface board is required. 
 
Load RS485 Defaults – Load default format 
settings for the RS485 systems. 
 
IBM Port 17B 3687-2 In Counter 
 
IBM Port 5B 1520 HH Laser 
 
*  IBM Port 9B 4500 CCD HH BCR1 
 
IBM Port 9B 4501 CCD HH BCR2 
 
*  Disable CTS select of RS485 vs RS232 
Enable RS485 transmit when CTS = -12 Volt & 
RS232 transmit when CTS = +12 Volt 
IBM Reserved Codes