Assembly Access 4-13
Power Switch Assembly
WARNING
AFTER REPLACING THE POWER SWITCH, PERFORM CONTINUI-
TY TEST BETWEEN
POWER CORD GROUND AND METAL CHAS-
SIS.
RECORD RESULTS ON REPAIR ORDER.
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 panels as previously described (HP
9040
only).
3. Remove top cover from System
II
enclosure as previously described.
4. Remove the
110
lid
by releasing the power supply cable from the cable clamp
and
removing
the four
#2
Pozidriv screws that attach the
110
lid
to the chassis.
5. Remove power switch cover by removing two
#2
Pozidriv screws that attach cover to rear
panel.
6.
Remove two power supply cable wires from
upper
lugs of switch.
7.
Remove two line filter wires from lower lugs of switch.
8.
Push
up
on
retaining snaps of switch while pulling
out
bottom of switch from outside of rear
panel. While holding switch
at
angle, push down
on
upper
retaining snaps, freeing switch.
Pull switch
out
back of rear panel.
Power Supply Cable
WARNING
AFTER REPLACING THE POWER SUPPLY CABLE, PERFORM
CONTINUITY TEST BETWEEN POWER CORD GROUND AND
METAL
CHASSIS. RECORD RESULTS ON REPAIR
ORDER.
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 panels as previously described (HP
9040
only).
3. Remove top cover from System
II
enclosure as previously described.
4. Disconnect power supply cable from power supply.
5. Remove the
110
lid
by releasing the power supply cable from the cable clamp
and
removing
the four
#2
Pozidriv screws that attach the
110
lid
to the chassis.
6.
Remove power switch cover by removing two
#2
Pozidriv screws that attach cover to rear
panel.
7.
Remove two power supply cable wires from
upper
lugs of switch,
and
remove
power
supply
cable.
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