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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.
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