User's Manual
  Wireless Service Manual 
  Page 41 of 124  RA14-11A-022 
No.  Signal Name  I/O  Color  Description 
1  EXP_REQ+_A  Input  Red 
  Detector receives signal that X-ray generator is 
prepared to generate X-rays. 
  Contact Type – On: Closed, Off: Open 
  For the 1st DR Interface of Generator 
2  EXP_REQ-_A  Input  Black  Return signal from EXP_REQ+_A. 
3  EXP_REQ_TTL_A  Input  Orange 
  Detector receives signal that X-ray generator is 
prepared to generate X-rays. 
  TTL (Voltage) Type – On: VCC, Off: GND 
  Current (5  ㎃  ~ 10  ㎃), Voltage (12 V ~ 24 V) 
  For the 1st DR Interface of Generator 
4  EXP_REQ_GND_A  Input  Gray  Return signal from EXP_REQ_TTL_A 
5  EXP_OK_POWER_A  Input  Yellow 
  Power of TTL signal coming from X-ray generator 
  This is for the 1st DR Interface of Generator, but 
it can be shared with the 2nd DR Interface. 
6  EXP_OK+_A  Output  Green 
  Detector responds to X-ray generator about X-
ray generation. 
  The X-ray generator generates X-rays according 
to this signal and then the detector performs X-
ray image acquiring. 
  For the 1st DR Interface of Generator 
7  EXP_OK-_A  Output  Brown  Return signal from EXP_OK+_A 
8 
EXP_OK+_B  Output  Blue 
Same as “EXP_OK+_A” for the 2nd DR Interface of 
Generator. 
9 
EXP_OK-_B  Output  Pink 
Same as “EXP_OK-_A”  for the 2nd DR Interface of 
Generator. 
10  Reserved  -  -  Do not connect. Reserved for testing. 
11 
EXP_REQ+_B  Input  White 
Same as “EXP_REQ+_A” for the 2nd DR Interface of 
Generator. 
12 
EXP_REQ-_B  Input  Purple 
Same as “EXP_REQ-_A” for the 2nd DR Interface of 
Generator. 
13 
EXP_REQ_TTL_B  Input  White/Red 
Same as “EXP_REQ_TTL_A” for the 2nd DR 
Interface of Generator. 
14 
EXP_REQ_GND_B  Input  White/Black 
Same as “EXP_REQ_GND_A” for the 2nd DR 
Interface of Generator. 
15  Reserved  -  -  Do not connect. Reserved for testing. 
Table 2.10 EXT_INF1 port pin description (1 ~ 15) 










