CAUTION
CAREFULLY
HANDLE BOARD TO AVOID DAMAGE TO
IT
FROM
ELECTROSTATIC DISCHARGE OR OTHER CAUSES. HOLD
BY
EJECTORS OR SIDE EDGES ONLY. DO NOT TOUCH EDGE CON-
NECTOR CONTACTS OR BOARD PLANES. IMMEDIATELY PLACE
BOARD
IN
ANTISTATIC BAG
OR
ON ANTISTATIC SURFACE.
Assembly
Access
4-9
5.
Remove boards
in
slots 5-12 by pulling out on ejectors to release
it
from stack motherboard
and
sliding boards out of slots.
6.
Loosen two slotted captive screws that hold clock board to stack motherboard.
7.
Disconnect clock board from processor stack motherboard at inline connector.
8.
Pull clock board straight out of motherboard and out of stack.
Reassembly Notes
When
installing board, hold by ejectors
and
use side edge to move air
controller
out
of the way
and
onto
the top of the board.
Insert
board
firmly in stack motherboard
and
push ejectors in to lock
it
in place.
The
clock
board
connector
and
mating motherboard connector are not
keyed; however, the clock
board
screws
and
motherboard holes
do
not
align unless proper connection
is
made.
Firmly tighten screws
and
thumbscrews
on
stack door
and
RFI
shield to
prevent
RFI
radiation.
Processor
Stack
Motherboard
1.
SET THE POWER SWITCH ON THE
REAR
PANEL TO THE
"0"
POSITION
AND
DIS-
CONNECT THE
AC
POWER CORD FROM THE
WALL
OUTLET.
2.
Remove both front panels
and
the flip-top cover as previously described (HP 9040),
or
remove front panel (HP 9030).
3.
Remove the top cover from the System
II
enclosure as previously described.
4.
From the front of the computer, remove the
RFI
shield by loosening the
six
thumbscrews.
5.
Remove the stack door by loosening the two thumbscrews and the two
#2
Pozidriv captive
screws that attach the door to the stack.
6.
Disconnect the ribbon cable(s) from the lOP finstrate(s).
7.
Disconnect the service panel cable from the SCM.
8.
Remove the four
#2
Pozidriv screws that attach the processor stack
lid
to the chassis.
CAUTION
PERFORM
THE
FOLLOWING
STEP
CAREFULLY
TO
AVOID
DAMAGING
FAN
CABLE OR CONNECTORS.
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