HP 9845B/C CE Service Manual

51
Binary (Decimal)
01001 (9)
01010 (10)
10001 (17)
10010 (18)
10011 (19)
10111 (23)
11111 (31)
HP 9895A Disc Memory Command Set A-17
Meaning
Sector compare error. The target sector cannot be found in
the current track.
Up to two passes of the track are made
before this status is set. In this case, a CRC error exists in
the preamble of the requested sector, or the subsequent
data field cannot be found.
1/ 0 program error. This error is defined when:
1. An illegal secondary is received.
2. An
improper number of data bytes are received.
This status
can only be set if the previous S 1 was zero.
Defective track
or sector. During an HP write, read, read
verify or verify, a set D bit was encountered.
Re-tryable hardware error. An internal hardware timing
error occurred during a
data transfer or seek. The opera-
tion should be re-tried.
Stat 2 error. Some condition in Stat 2 prevented the drive-
related
operation from completing normally. These condi-
tions include:
1. Specified unit is between 0 and 3, but that drive is
not connected to the controller.
2.
There is no disc in the drive.
3. A
hardware problem is detected in the drive.
4. The disc
is unformatted or has an unknown format.
5.
The disc is write protected (error only during a disc
write operation).
6.
The selected drive's first status bit is set.
7. IBM format requested on a double-sided disc.
8. ID triggered read attempted on an IBM disc.
Unit unavailable. A command included a request for a unit
number greater than 3.
Drive attention.
The indicated drive is requesting attention
because:
1. A seek completed normally.
2. A
Seek command failed due to:
a. Drive fault,
b.
Out of bounds target cylinder or sector,
c. The controller cannot find the target address.
3. FollOWing
an End command, a change in drive status
was
detected, including:
a. Inserting a disc,
b. Removing a disc.

HP 9845B/C CE Specifications

General

Brand	HP
Model	9845B/C CE
Category	Storage
Language	English