ZiLOG System 8000 Hardware Reference Manual

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2. Power down the system, turn off AC power swi tch and
remove AC input power cord from outlet.
3. Remove front panels from CPU and existing Disk
Module(s) and lock heads by positioning Head Locking
Actuator Lever in SHIP position. Ensure lever is
locked in SHIP position.
4. Disassemble the. system as follows:
a . Disengage
the
thumbscrews, open cable covers and
remove intermodule
cables from
system.
b.
Remove terminal
and printer cables from I/O
panel
ports.
c .
Loosen captive
fasteners
on
the rear
of
the
pro-
cessor and
Disk/Tape
Modules.
d •
Disengage the
posts on the
remove.
Processor Module from the guide
front of the Disk/Tape Module, and
5. On new Disk Module, locate SMD Mode Select Swtich (SW1)
exposed through top cover of SMD drive (Figure 3-10).
Set d'rive uni t number using first three swi tch posi tons
(SW1) (Table 3-1). SW2 and SW3 are factory set and are
not to be changed.
6. On original Disk or Disk/Tape Modul~s (last one in sys-
tem), remove the SMD metal cover exposing switches and
terminators by loosening two screws at rear of SMD.
Remove four cable terminator s (Figure 3-14). These
terminators are used in last drive only.
7. Reassemble system starting with new Disk Module which
should be assmembled as the the bottom most Disk Module
in the system (Figure 3-4).
8. Position SMD read/write heads in unlocked or OPERATE
position.
9. Attach all intermodule power and signal cables (Figure
3-5, 3-6). Reconnect terminal and printer cables to
terminal distribution panels.
10. Connect system to AC power outlet.
1t. Power-up the system (Refer to ZEUS System Administrator
(03-3246» .
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Zilog
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ZiLOG System 8000 Specifications

General

Brand	ZiLOG
Model	System 8000
Category	Desktop
Language	English