Technical data

9020/9030/9040 Environmental/Installation/PM 2-7
1.
(ALL)
lOP Finstrate Installation
WARNING
OBSERVE
ALL
WARNINGS
AND
SAFETY
PROCEDURES
IN
THE
COMPUTER
SERVICE
MANUAL.
LETHAL
VOLTAGES
ARE
PRE-
SENT
IN
THE
COMPUTER.
TURN THE POWER OFF
AND
DISCONNECT THE POWER CORD.
2.
(520 - 2nd lOP)
Remove the left door.
(520 -
3rd
lOP)
Open
the left door. Remove the
110
expander cable from the 1/0 EXPANDER 1 slot
on
the processor stack door
(if
connected).
(530)
Remove front panel.
(540)
Remove both front panels
and
flip-top cover.
3.
(520 - 2nd lOP)
Remove the trim piece
on
the left side of the computer by loosening the two
#2
Pozidriv
screws (Figure
I).
The screws
do
not have to
be
completely removed to remove the trim
piece.
(520 -
3rd
lOP)
Continue with next step.
(530/540)
Remove top
and
bottom covers from System
II
enclosure. From the front of the
computer
remove the Radio Frequency Interference
(RFI)
shield by loosening 6 thumbscrews.
*
TRIM PIECE
*
#2
POZIDRIV SCREW
*
Figure
1.
Model
520
Computer
Stack.