Operations and Maintenance Manual

_
JANUS
®
Multi-Protocol Reader 2.4 Maintenance Instructions
Confidential UM 360467-110 Revision: B Page 186 of 247
© Kapsch TrafficCom Canada Inc. 2021
All information contained herein is proprietary to, and may only be used with express, written permission from, Kapsch TrafficCom Canada Inc.
FILE: UM 360467-110 REV B3 MPR 2.4 CLEAN.DOCX 03/02/2021 1:01
Kapsch TrafficCom
Troubleshooting tree: Ethernet 2 Port communications not working
START
Symptom:
Status page shows Inter-
Reader Ethernet link is
Down
IR Ethernet link
status is Enabled?
IR Ethernet link
is functional
Test the CTM
Ethernet 2 port
IR Ethernet link
status is Enabled?
Contact Kapsch Service
for assistance
Yes
No
Replace the CTM
IR Ethernet link
status is Enabled?
•Verify Ethernet switch (if present)
tests OK.
•Verify Ethernet cable connections
between the reader, Ethernet switch
(if present), and other IR network
Readers pass a continuity test for
open, high impedance, and short
circuit conditions.
•Verify IR network is configured
correctly.
Yes
No
Yes
No
IR Ethernet link
is functional
IR Ethernet link is
functional