HP 3000 Series Installation And Service Manual

I n~.talla t ion
2-6. HARDWARE INSTALLATION PROCEDURES
2- 7. Installation of the INP PCAs
Install the two INP PCA boards as follows:
a. En~ur e that all PCA switches are properly configured • (Refer
to paragraph 2-5.)
b. Turn off the power.
On the HP 3000 Series II and the Model 32421A of the Series
I I I, set the SYSTEM DC POWEH switch and both MEMORY DC
POWEF! switches to the S'I'ANC.BY position. (These three
switches are located inside of the main cabinet front door,
behind the register displays, as shown in figure 2-2.)
On the HP 300C Series III, Model 32435A, set both DC POWER
switches (the LOGIC switch and the MEMORY switch) tc the
DI SABLE posit ion. (These switches are located inside of
the main cabinet frcnt door, as shown in figure 2-3.)
CAUTION
All power must be off when inserting
or removing any device or card in the
system.
c. Open the inner door of the I/O section card cage in the
HP 3000 mainframe.
d. Insert the two INP PCA boards (the MPU, part no. 30010-60001,
and the DCI, part no. 30010-60002) into any two adjacent card
cage slots on the multiplexer bus.
e. Install the Interrupt Poll wire on the backplane. The INP I
MPU board is polled immediately after the HP 30215A Magnetic
Tape Controller and before the HP 30209A Universal Interface.
f. Connect the two INP PCA boards together with the ribbon cable
(part no. 30000-93052). Attach the ribbon cable's connectors
to connector J3 on the MPU board (part no. 30010-60001) and
to connector J3 on the DCI board {part no. 30010-60002).
(Refer to figure 1-1.)
g. Uecord the location of the INP PCAs in the configuration I
section of the System Support Log.
JUN 1980
2-7

HP 3000 Series Specifications

General

Brand	HP
Model	3000 Series
Category	Desktop
Language	English