Operations and Maintenance Manual

JANUS

Multi-Protocol Reader 2.4 Maintenance Instructions

Confidential UM 360467-110 Revision: B Page 204 of 247

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

Test the SPM (see Testing the Synchronization Circuit, page 196).

LPM replacement

WARNING:

THE MODULES MAY HAVE SHARP EDGES. HANDLE THE

MODULES CAREFULLY. WHENEVER POSSIBLE, USE A MODULE

EXTRACTION TOOL TO REMOVE A MODULE.

Removing an LPM

1. Switch the Reader over to the side with the LPM that is not being replaced (see Manually switching a

Reader to the redundant side, page 44).

Remove the faulty LPM from the Reader rack.

Installing an LPM

1. Install a new LPM in the Reader rack.

Switch the Reader back over to the new LPM side (see Manually switching a Reader to the redundant side, page

44).

Test all the LPM COM ports.

PSM replacement

WARNING:

THE MODULES MAY HAVE SHARP EDGES. HANDLE THE

MODULES CAREFULLY. WHENEVER POSSIBLE, USE A MODULE

EXTRACTION TOOL TO REMOVE A MODULE.