
Service manual
XLP 504 / XLP 506
05/2018 | 04
87
Service Electronics
RS 422/485 termination:
At the
last
printer at the RS 422/485 line, connect the following pins (inside of the cable connector):
• Pins 3 and 4 (Tx-)
• Pins 6 and 7 (Tx+)
RS 485 2-wire connection:
At
each
printer on the bus line, connect the following pins (inside of the cable connector):
• Pins 2 and 3 (Tx-/Rx-)
• Pins 7 and 8 (Tx+/Rx-)
Circuit diagram RS422 interface
[126] Circuit diagram RS422 interface.
6
4
7
3
8
2
6
4
7
3
8
2
GND
+5V
Tx
Tx+
Tx-
Rx
Rx+
Rx-
110
Ω
-
+
-
+
Printer 1
Printer n
appr. 120
Ω
appr. 1k
Ω
..4k
Ω
Last printer terminated
RS 422 4 wire
PC/PLC
Summary of Contents for XLP 504
Page 1: ...Edition 9 5 2018 Translation of original version SERVICE MANUAL XLP 504 XLP 506 Label printer ...
Page 2: ......
Page 238: ...Service manual XLP 504 XLP 506 05 2018 06 238 Appendix WIRING DIAGRAMS See next pages ...
Page 248: ...Novexx Solutions GmbH Ohmstraße 3 85386 Eching Germany 49 8165 925 0 www novexx com ...