HP 12606B Operating And Service Manual page 47

DISC MEMORY INTERFACE KIT
model
12606A/B
HEWLETT
i
PACKARD
,
,
OPERATING AND SERVICE MANUAL
3
DEC 1969
This manual should be :retained with
Volume Three of the
co~puter
system
documentation.
1. GENERAL INFORMATION.
2. KIT DESCRIPTION.
3. The Hewlett-Packard 12606A and 12606B Disc Memory Interface Kits con-
tain the necessary circuitry and cabling to interface an HP computer, equipped
with the Direct Memory Access (DMA)
option~
to any of the following HP disc
memories: 2770A, 2770A-01, 2771A, and 2771A-Ol. Figure 1 shows the kits
and other disc memory components in a typical installation. The HP 12606B
kit is used with the follOWing Hewlett-Packard time-share software: HP 20864B
(Basic), HP 20872C (Basic Loader), and all user-written programs. The
HP 12606A kit is used with earlier versions of Hewlett-Packard software.
4.
DOCUMENTATION.
5.. This manual contains installation, . operation, and program.ming informa-
tion, maintenance diagrams, and lists of ·replaceable parts for the items supplied
with the HP 12606A and 12606B Disc l'Aemory Interface Kits. Documentation
shipped with other disc memory components is listed in figure 1 ..
6,. HARDWARE DIAGNOSTIC.
7. The following diagnostic test materials are furnished with the kit:
a .• · . Diagnostic Program Tape. A punche d- paper tape containing a program
of test instructions and messages that aid in diagnosing a malfunction of the
disc memory.
b. Diagnostic Program Listing. A complete print-out of the program, listing
all instructions and messages.
c. Diagnostic Program Procedures Manual Supplement. A cause-and-effect
explanation of the instructions and messages.
12606-9001
1
I
395 Page Mill Road, Palo Alto, California 94306 Area Code 415 326-1755 TWX
910~373-1296
@
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