IBM 3742 Reference Manual page 84

Code Type Causes What To Do
0
Early disk Disk was removed while not on
Write down the current disk address in the
removal track 00. status line, insert disk, and press NUM SH 1FT
(continued) and RESET (will position the disk on track 00,
sector 08). If in enter mode when disk was
removed, modify the corresponding label with
EOD set to the recorded address. If not in
enter mode but had been since leaving track 00,
set EOD equal to EOE and search for the last
record entered. Record advance, write down
current disk address, return to index, and
modify the label with EOD set to the recorded
address.
Length
The record read from disk did not Numeric shift and reset, return to index, and
have a logical record length of 80 inspect label for proper data set and extents.
for 3742 or did not equal the
length specified in the data set label.
2
No record found No record corresponding to the Numeric shift and reset, and retry operation.
current disk address could be found.
3 Seek No track corresponding to the current Numeric sh ift and reset, and retry operation.
disk address could be found.
4 Read The record at the current disk address Numeric shift and reset, and retry operation.
could not be read.
5 Write' The record could not be written to
Numeric shift and reset. Record backspace,
disk. enter data, and record advance.
6 Deleted record
The 6 code indicates that the current
Numeric shift and reset.
record is a deleted record. A 6 may
appear momentarily in the error
position of the status line during
operations where deleted records are
passed automatically such as
SEARCH CONTENT, DISK COPY,
COMMUNICATIONS. This should
not be interpreted as an error. It
merely indicates the passing of a
deleted record.
?? Write test Data cannot be written on the disk.
Numeric shift and reset, then reload the disk.
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