Operations and Maintenance Manual

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JANUS
®
Multi-Protocol Reader Ver. 2: Appendix
Confidential UM 360450-210 Revision C Page 225 of 288
© Kapsch TrafficCom Canada Inc. 2014
These drawings and specifications contain confidential and proprietary information and are the property of Kapsch TrafficCom Canada Inc. and are issued in strict
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used as the basis for manufacture or sale of apparatus unless otherwise agreed to in writing by Kapsch TrafficCom Canada Inc.
FILE: UM 360450-210 REV C JANUS MPR2 OPERATOR-MAINTENANCE MANUAL.DOCX 08/17/2015 11:42
Kapsch TrafficCom
5. Set the TDM and FDM RF State of the Offline MRFM-S channels back to Active.
6. Verify the DATA LED illuminates solid green.
Note: If the DATA LED does not illuminate solid green, see Troubleshooting tree: MRFM-S not working,
page 207.
7. Verify module output power and power at antenna using a commercial off-the-shelf spectrum analyzer.
8. Ensure the RF channel is capturing OBU data (see Troubleshooting tree: MRFM-S not working page
207).
Antenna replacement
Note: The Reader does not need shutting down to replace an antenna.
Prerequisites: Connect the service laptop to the Reader configuration port to access the CTM web interface.
Refer to Connecting a service laptop to the Reader, page 47.
Removing an antenna
1. Select the Configuration link on the left side panel of the CTM web interface.
2. Click the Channel tab.
Result: The following screen appears.