Alstom Reason RPV311, Technical Manual

Page: 303 / 350

Chapter 16
– Maintenance and Troubleshooting
RPV311
RPV311-TM-EN-6 303
3 RPV311 TROUBLESHOOTING
3.1 READY IN PROCESSING MODULE DOES NOT LIGHT UP
The unit continuously executes an internal auto-diagnosis routine. The result of this diagnosis is reflected by
the Ready led on the front panel of the unit, on the status page of the Web Interface and by the failure relay
(normally closed contact) on the back panel of the unit.
If the local interface does not operate, the Ready indicator does not light up. In this case, the processing
module must be sent for technical assistance.
3.2 ALARM IN PROCESSING MODULE LIGHTS UP
If the indicator is lit up, the equipment may have some of the problems described below. To identify the
problem that generated the alarm, access the status of equipment and links in the Web Interface, as shown
in Chapter 5.
Problem Solution
Transmission of configuration Normal behavior, no action should be taken
Internal failure Equipment is not operating, replace the processing
module
Opened link Check the links between RPV and acquisition
modules
3.3 SYNC DOES NOT LIGHTS UP
Make sure that on IRIG-B signal is present at the optical or electrical input, and connect signal if is not;
Verify the quality of the IRIG-B signal, in Web or Local Interface. If the signal is low quality, try to use the
optical input.
3.4 DATE OR TIME INCORRECT
Make sure that time zone and daylight saving time have been properly configured and set correctly if is not.
3.5 TIME DRIFT THROUGHOUT OPERATION WEEK
The equipment must be operating without an external reference.