User's Manual

Wideband Radio Head Troubleshooting
044-05251 Rev A 4-3
Ceasing The CU PCBA temperature has fallen below 90°C.
13 REFO
error
Error Significant REFO drift or error detected by CU.
14 Ext refo
error
Warning Suggested remedy: Check the reference source and the cables.
15 CU bat-
tery fault
CU Warning CU RAM battery fault. The battery for the RAM on the CU PCBA
has a voltage outside the normal 2.7 to 3.5 Volt. An alarm may
be initiated at start-up if the WRH has been stored out of power
for a long time. Suggested remedy: Ensure jumper P3 on the CU
PCBA is mounted to charge the battery.
Ceasing The cause of the alarm has ceased.
16 SW load
error
CU Error Software load error. An error has occurred during a software load
process. The flash memory does not contain a proper software.
Suggested remedy: Check the CU software using the OM-Online
SW Manager. Do NOT restart the WRH.
17 Log
cleared
CU None Log memory has been cleared. The check sum in the Events Log
memory is faulty. The log is cleared. Can be caused of a bad
RAM battery backup or low voltage to the RAM.
18 RTC
restarted
CU None The time is changed by the operator (logged to keep track of
changes made to the RTC).
Warning Time reset to 1994-01-01. The RTC was unable to keep track of
the time and did a reset. Suggested remedy: Ensure jumper P3
on the CU PCBA is mounted to charge the battery.
19 RTC error Error RTC does not operate. The CU has detected an error in the RTC
operation which makes the time unreliable. Suggested remedy:
Replace the CU PCBA.
20 Door open
alarm
External Config The door has been open 30 seconds without disabling the alarm.
Ceasing The door has been closed 30 seconds, or the alarm is disabled.
21 External
alarm 1
External Config External alarm input EA1 active more than 1 second.
Ceasing External alarm input EA1 no longer active.
22 External
alarm 2
External Config External alarm input EA2 active more than 1 second.
Ceasing External alarm input EA2 no longer active.
23 External
alarm 3
External Config External alarm input EA3 active more than 1 second.
Ceasing External alarm input EA3 no longer active.
24 External
alarm 4
External Config External alarm input EA4 active more than 1 second.
Ceasing External alarm input EA4 no longer active.