Operations and Maintenance Manual

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JANUS
®
Multi-Protocol Reader Ver. 2: Maintenance Instructions
Confidential UM 360463-202: A12 (Draft) Page 226 of 291
© Kapsch TrafficCom Canada Inc. 2013
These drawings and specifications contain confidential and proprietary information and are the property of Kapsch TrafficCom Canada Inc. and are issued in strict
confidence and will be kept confidential and used solely for the purpose intended and for no other purpose and shall not be transmitted, reproduced, copied, and/or
used as the basis for manufacture or sale of apparatus unless otherwise agreed to in writing by Kapsch TrafficCom Canada Inc.
FILE: MPR2_OPERATIONS_AND_MAINTENANCE-MANUAL_REV A12.DOCX 05/08/2014 11:24
Kapsch TrafficCom
SPM 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 SPM
1. Without disconnecting any of the sync wiring from the SPM terminal block, disconnect the SPM terminal
block from the SPM.
2. Remove the SPM from the Reader rack.
Installing an SPM
CAUTION:
To avoid damaging the modules, ensure that the connector on the
module is properly aligned with the connector on the DSM back
plane before the module is securely plugged into the DSM.
1. Install a new SPM in the Reader Rack.
2. Reconnect the SPM terminal block.
3. Test the SPM (see Testing the Synchronization Circuit, page 207).
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 40).
2. Remove the faulty LPM from the Reader rack.