Operations and Maintenance Manual

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JANUS
®
Multi-Protocol Reader Ver. 2: Appendix
Confidential UM 360450-210 Revision C Page 216 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
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: UM 360450-210 REV C JANUS MPR2 OPERATOR-MAINTENANCE MANUAL.DOCX 08/17/2015 11:42
Kapsch TrafficCom
Note: The LPM is either RS-232 or RS-422. The loop-back test will only work if the appropriate loop-back
connector is used.
2. Connect the appropriate loop-back connector to the COM port. In the RS-232 loop-back connector, the Tx
and Rx signals are connected. In the RS-422 loop-back connector, the Tx+ and Rx+ signals are
connected and the Tx- and Rx- signals are connected. The LPM RS-232 pin outs are shown on page
262; the LPM RS-422 pin outs are shown on page 263.
3. Select the Diagnostics link on the left side panel of the CTM web interface.
Result: The following screen appears.
4. Select the Serial port loop-back test link.
Result: The following screen appears.