Operations and Maintenance Manual

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JANUS
®
Multi-Protocol Reader 2.4 Maintenance Instructions
Confidential UM 360467-110 Revision: B Page 190 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
Sync LED is not
Solid Green
In - Active CTM
Is sync LED Off
Is sync LED flashing Red
Faulty
Hardware,
replace CTM, in
active, then
Active CTM
Is frame time same on
both sides of reader
Align frame
timing on both
sides of reader
Align Sync
settings on both
sides of reader
Sync LED is
Orange. Sync is
recovering
within timeout
Align Frame
timing both side
of reader
Align Sync
Settings on both
sides of reader
Yes
No
No
No
Yes
Yes
Constant busy state on sync bus
A Reader that erroneously holds the sync bus in a BUSY state causes all other Readers connected to the bus to
time-out while waiting for the READY state. As a result, all of their CTM SYNC LEDs will be flashing red.