Security Escort
Troubleshooting transponders, points, receivers, and alert units | en
101
Robert Bosch (SEA) Pte Ltd
Training Manual
2017.08 | V2.18.1.0 | DOC
Symptoms
Probable Cause
Possible Solutions
One transponder in
communication fail on
ProxLink Radio Module link.
Transponder.
1.
Check slide switch on
transponder to make
sure it is in the RS-232
position.
2.
Check DIP switch
address for transponder
to be sure it corresponds
with
Transponder
Database
.
Cable from ProxLink Radio
Module to transponder.
Replace cable.
ProxLink Radio Module.
3.
Check power to
ProxLink. Make sure
radio power LED is lit.
4.
Check antenna
connection to ProxLink
Radio Module.
5.
Check programming for
ProxLink Radio Module.
6.
Radio out of range or not
in line of sight of central
console antenna.
7.
Ice on antenna.
8.
If antenna is remote from
ProxLink, use RG8U
cable to prevent dB loss.
9.
Replace ProxLink Radio
Module.
SE485.
10. Check power to ProxLink
to SE485.
11. Make sure slide switch
on transponder is set for
SE485.
12. Check wiring from
transponder to SE485
(RX+ to TX+, RX- to TX-).
Make sure transmit goes
to receive and receive
goes to transmit.
13. Replace SE485 Module.
Tab. 7.5:
Transponder communication with ProxLink
7.3.3
Transponder communication with Moxa/Lantronix device