COMPONENT MAINTENANCE MANUAL
AVIATION RECORDERS
FA2100CVR
Rev. 15 Page 176
Apr. 14/16
Testing & Fault Isolation
23–70–04
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Table 105. FA2100 CVR Fault Code Corrective Actions (Continued)
Fault Code
Failure Mode
Corrective Action
885e
The total number of CVR
errors exceeded the
allowable threshold.
1) Run Memory test.
2) If fault codes persist, then remove and replace
CSMU, p/n: 253E1568‐( ).
3) Run autotest & recheck recorder status.
4) If fault codes still present in status report, then
return the recorder to factory for repair.
8850
,
0855
Flash Error: A flesh
memory read
−
after
−
write
error occurred
89d1
The non volatile memory
contains bad CRC.
1) Remove and replace Acquisition Processor PWA,
p/n: 205E2502‐XX.
2) Run autotest & recheck recorder status.
3) If fault codes still present in status report, then
return the recorder to factory for repair.
89d1
The non
−
volatile memory
on the CVR has a bad
CRC
−
This problem is
usually related to a bad
chip on the Acquisition
Processor.
89d2
The non volatile memory
contains bad indices.
89d2, 09d4
89d2: System Error: The
non
−
volatile memory on
the CVR contains bad
indices.
09d4: System Error : The
CVR had to wait for a
flash memory block to
erase.
89d6
System Error: The SMP
timed out waiting for an
audio packet to arrive
89d6, 09d7
89d6: System Error: The
SMP timed out waiting for
an audio packet to arrive.
09d7: System Error: The
SMP timed out waiting for
audio channelizer to
shutdown.
89d6, 6901,
6902, 6904
System Error: The SMP
timed out waiting for an
audio packet to arrive.
690X: BITE Errors: power
supply failures.
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