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NUMBER
(hex/dec)
20/32
21/33
23/35
25/37
26/38
Troubleshooting and Diagnostics
7936 and 7937
Table 8-2. List of DERROR/TERROR's (5 of 25)
INTER-
FACE
HP-IB
HP-IB
HP-IB
HP-IB
HP-IB
ERROR
DESCRIPTION
READ
FAILURE
(Fau It;
FRU
=
read/write).
During diagnostic functional
testing, a disc read was not
successfully completed on a
reserved self test data track.
CAN'T
DETECT
DATA
ERROR (Fau It;
FRU
=
cont ro ller) .
During diag-
nostic function testing, an un-
correctable data error could
not be detected by the con-
troller ECC circuit during a
disc
read
of
the
reserved
self test data track.
EMPTY DATA BUFFER NOT
DETECTED. (Fault; FRU
=
cont roller).
The controll-
er DMA circuit did not inter-
rupt indicating a DMA RAM
buffer empty condition.
POWER ON. (Status On ly).
The
drive
has
completed
power-on initialization follow-
ing power disruption.
UTILITY
END.
(F au 1 t) .
This fault is logged at the end
of a utility as a dummy error.
The action of logging this fault
will cause any events which
occurred during the utility to
be copied from the event log
into the fault log.
SUSPECf
ASSEMBLY
1. Read/Write PCA-A2
2. Controller PCA-A2
3. HDA A3
1. Controller PCA-A6
2. Read/Write PCA-A2
1. Controller PCA-A6
2. Read/Write PCA-A2
None
None
8-19
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