DEC DECpc 433 Service Manual page 91

SCSI
~<pansion
Box PRU Replacement
_
_,,
T:tble 4-1. SCSI Expansion Box FRUs (continued)
FRU
1 - - -
DigitalPN#
5.25-inch drive bracket
74-43359-01
Lite pipe (power on/off)
74-43562-01
Power
S~£ply
assembly 63 W
29-29179-01
SCSI cable, exte1nal 17-03153-01
SCSI cable, internal
17-03149-01
External SCSI terminator/connector 12-35759-01
Auxiliary power cord, IEC pig-tail, US
17..()()442-30
Auxiliary power cord, IEC pig-tail, International 17-00365-22
Before You Begin
4-2
WARNING
Risk of electrical shock. Failure to disconnect power
before opening the covers can result in personal
injury.
CAUTION
Equipment damage. Electrostatic discharge (ESD)
can da.'nage disk drives, other peripherals, integrated
circuits, and circuit boards. It is strongly
recommended that
all
removal
and
replacement be
done at an approved ESD workstation.
If
one is not
available, you can provide minimum ESD protection
by
wearing an antistatic wrist strap attached to
chassis ground when handling
any
internal system
part
DECpc 433 Workstation Sen•ke Guide
•