HP 7936 Support Manual page 143

NUMBER
(hex/dec)
2D/45
2E/46
2F/47
30/48
31/49
32/50
Troubleshooting and Diagnostics
7936 and 7937
Table 8-2. List of DERROR/TERROR's (7 of 25)
INTER-
FACE
HP-IB
HP-IB
HP-IB
HP-IB
HP-IB
HP-IB
ERROR
DESCRIPTION
VERIFY FAILURE DURING
SPARE.
( Fa u 1 t ) .
Unrecoverable data, other than
the target block address, was
detected during a sparing
operation.
FAULT DURING SPARE.
(Fault). A hardware fault
occurred while verifying data
track containing the target
address.
FAULT DURING
AVAILABLE SPARE
SEARCH (Fau 1 t). A
hardware fault occurred while
verifying the next available
spare data track for use in
sparing.
FAU.LT IN SPARE OR
MAINTENANCE TRACK
FORMAT (Fault). A
hardware fault occurred while
formatting the spare data
tracks or the maintenance
tracks.
READ DISC LOGS FAULT.
(Event). The disc logs were
not readable during a Read
Logs command. The returned
data is only the contents of the
RAM logs.
RAM BUFFER EMPTY
FAULT. (Fau
1 t;
FRU =
con t ro 11 e r ) . The controll-
er did not detect a RAM buff-
er empty condition during a
disc write diagnostic test.
SUSPECT
ASSEMBLY
1. Read/Write PCA-A2
2. Controller PCA-A6
3.HDA
1. Servo PCA-AI
2. Read/Write PCA-A2
3. Controller PCA-A6
4. HDA A3
1. Servo PCA-AI 2.
Read/Write PCA-A2 3.
Controller PCA-A6 4.
HDAA3
I. HDA A3
Undetermined or parts
not required.
1. Controller PCA-A6
8-21