RCF RX 4000, Service Manual, Page: 14 / 87

SERVICE MANUAL SYSTEM RX 4000
January 2009 Version 1.9 Page 14 di 87
In order to avoid external interferences on the data line, it is really advisable to use the CAT5
cable twisted pairs as indicated in the following text:
Connection between IT 4133 and the hub HB 4103/16 (wire colours)
Pin 1 = Audio 1 + = orange-white (coupled with the orange)
Pin 2 = Audio 1 - = orange
Pin 3 = RX Data + (RS422 data) = grey-white (coupled with the grey)
Pin 4 = TX Data + (RS422 data) = blue
Pin 5 = TX Data - (RS422 data) = blue-white (coupled with the blue)
Pin 6 = RX Data - (RS422 data) = grey
Pin 7 = Audio 2 + = brown
Pin 8 = Audio 2 - = brown-white (coupled with brown)
Link between IT4133 (wire colours)
Pin 1 = Audio 1+ (output) = orange-white (coupled with the orange)
Pin 2 = Audio 1- (output) = orange
Pin 3 = RX Data + (RS422 data) = grey-white (coupled with the grey)
Pin 4 = TX Data + (RS422 data) = blue
Pin 5 = TX Data - (RS422 data) = blue-white (coupled with the blue)
Pin 6 = RX Data - (RS422 data) = grey
Pin 7 = Audio 2+ (input) = brown
Pin 8 = Audio 2- (input) = brown-white (coupled with brown)
Console BM 4732 / BM 4716 (wire colours)
Pin 1 = +24 V dc = orange-white (coupled with the orange)
Pin 2 = gnd = orange
Pin 3 = RX Data + (RS422 data) = grey-white (coupled with the grey)
Pin 4 = TX Data + (RS422 data) = blue
Pin 5 = TX Data - (RS422 data) = blue-white (coupled with the blue)
Pin 6 = RX Data - (RS422 data) = grey
Pin 7 = Audio + = brown
Pin 8 = Audio - = brown-white (coupled with brown)