HP 9020 - Safety Grounding Diagram

Theory of Operation 2-11
-1\
=U
LINE CORD
AC
#18 WIRE
MODULE
KEYBOARD
1/0 CAGE LID
1/0 CAGE LID
f
I
#18 #18WIRE
#18 WIRE REAR
FRONT
MASS
110 DOOR
CASTING CASTING
-
STORAGE
#1
-
#18WIRE
~
1/0 CABLE
POWER SUPPLY
MASS
1/0 CARDS
STORAGE
TO PERIPHERAL
ASSEMBLY
LID
#2
r--
I PC TRACE
#18WIRE
STUD
OPTIONAL
POWER
SUPPLY
STUD
INPUT DEVICE
1/0 BACKPLANE
ASSEMBLY
'--
AND
BUCKET
AIR INLET
STUD
SCREEN
I RIBBON CABLE
#18
DISPLAY
SCREW
PROCESSOR
SCREW
~
STACK
PRINTER
Figure 2-6. Safety Grounding Diagram