JRC JCY-1950 - Page 142

Chapter 6 Maintenance and Inspection
108
Code Title Description Actions to take
201
to
212
Lost MIC CH*
*: 1 to 12
Failed to self-test. Check
and try re-test.
1) Check the wiring between the
RCU and the microphone.
2) In environment without a loud
noise, retry the self-diagnosis test.
See “4.6.4 Checking the audio
data”
224 ARB fail Unable to record audio. Reboot the RCU and check it works
normally. If there is still a problem,
please contact our head office, or a
nearby branch or local office to
request servicing.
301
to
324
Lost serial CH*
*:1 to 24
Unable to record. Check
sensor and cable.
1) Check the cable.
2) Check the equipment that is
displayed.
350
to
373
Lost LAN No*
*:1 to 24
Unable to record. Check
sensor and cable.
1) Check the cable.
2) Check the equipment that is
displayed.
390
to
399
Lost DAU1 CH*
*:1 to 10
Unable to record. Check
sensor and cable.
1) Check the wiring between the
RCU and the DAU.
2) Check the wiring between the DAU
and the sensor.
3) Check the equipment that is
displayed.
400 Lost DAU1 DAU Unable to record. Check
sensor and cable.
1) Check the wiring between the
RCU and the DAU.
2) Check the DAU.
401 Lost DAU1 analog Unable to record. Check
sensor and cable.
1) Check the wiring between the
RCU and the DAU.
2) Check the DAU.
402 Lost DAU1 gyro Unable to record. Check
sensor and cable.
1) Check the wiring between the
RCU and the DAU.
2) Check the DAU.
403
to
412
Lost DAU2 CH*
*:1 to 10
Unable to record. Check
sensor and cable.
1) Check the wiring between the
RCU and the DAU.
2) Check the wiring between the DAU
and the sensor.
3) Check the equipment that is
displayed.
413 Lost DAU2 DAU Unable to record. Check
sensor and cable.
1) Check the wiring between the
RCU and the DAU.
2) Check the DAU.