Hardware Compatibility Information - HP 9845B/C CE Handbook

7-2 9845B/C Peripherals
Hardware Compatibility Information
This information lists various peripheral devices supported by HP for the
9845B/C
Desktop
Computers. ROM names, part numbers, revisions, and memory locations are referenced. Some
software information is also proVided. The Service Note referencing the data is shown in
parentheses.
Running the ROMREV test (9845B/C System Exerciser #2) can list the current configuration of
the
9845B/C
mainframe.
1. Mass Memory Devices.
See also 98028-90039 Disc Drive CE Handbook Section.
a. Hard discs
790617920/7925.
These discs require the following:
1. ReviSion E or later backplane
(9845B/C-7).
2. Revision B or later Block 5 Address 20K ROM pair (9845B/C-5).
3. Revision D or later Block 5 Address 40K ROM pair (9845B/C-5).
4. Revision D or later Block 5 Address 60K ROM pair
(9845B/C-5).
5. Revision B or later Block 3 Address OK ROM pair
(9845B/C-3).
6. Revision B or later Mass Storage ROM 98413A/B,
(9845B/C-10).
7. 98041A Disc Interface, one per mainframe.
8. 12745B/13037A Disc Controller with HPIB interface.
9. limited to one 98041 per mainframe with one 79xx master per 98041A and up
to three 79xx slaves, or two 79xx slaves plus one 7970E.
b. 7910H and 9895 discs. These discs require the following:
1.
98034A/B
Revised HPIB interface (66501166502 boards Rev E or later, or
66503/66504
boards all Revs).
2. Revision B or later Block 5 Address 20K ROM pair
(9845B/C-5).
3. Revision D or later Block 5 Address 40K ROM pair
(9845B/C-5).
4. Revision B or later Block 3 Address OK ROM pair
(9845B/C-3).
5. Revision C or later Mass Storage ROM 98413B, (9845B/C-10).
6. Only mass storage devices on the
98034A/B
card (Le.
9895/7910
combina-
tions).
c. 7970E Tape Drives. These drives require the following:
1. The 7970E must be an option 826.
2. Revision E or later A02 assembly
(9845B/C-7).
3. 98041A Disc Interface.
4. 09845-15524 Tape Utilities Revision C or later for EBCDe.
5. No more than one 7970E per 98041A, may also have a hard disc on the same
98041A. (Max configuration is 98401A, 79xxM, 79xxS, 79xxS, 7970E.
6. Mass Storage ROM is NOT required for the 7970E.
d.
9885M/S
Flexible Disc Drives. These drives require the following:
1. 98032A requires one shot timing changes
(9845B/C-8).
2. 9885M/S requires A4 board changes (9885M/S-4A, 9885M/S-5A).
3. Revision B or later Block 5 Address 20K ROM pair
(9845B/C-5).
4. Revision D or later Block 5 Address 40K ROM pair
(9845B/C-5).
09845-90039,
rev:
4/84