Replacing
the
power
supply
1.
Turn
off
the
computer
and
disconnect
the
power
cord
from
the
electrical
outlet
and
from
the
computer.
2.
Disconnect
all
other
cables
attached
to
the
computer.
3.
Remove
the
four
screws
at
the
rear
of
the
chassis.
4.
Open
the
cover
and
rotate
the
drive
bay
assembly
upward
to
gain
access
to
the
power
supply
cable
connections.
5.
Disconnect
power
supply
cable
connector
P3
from
the
CD-ROM
drive
and
P4
or
P5
from
the
hard
disk
drive
(HDD).
Connector
P4
is
used
for
a
parallel
HDD
and
connector
P5
is
used
for
a
serial
HDD.
6.
Disconnect
power
supply
cable
connectors
P1
1
and
P2
2
from
the
system
board.
32
Hardware
Maintenance
Manual
Содержание ThinkCentre 8127
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Страница 54: ...Check Verify FRU Action Check the power on switch for continuity Power on Switch 48 Hardware Maintenance Manual...
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Страница 182: ...1 2 ACHTUNG Keine Gegenst nde die mehr als 82 kg wiegen auf Rack Einheiten ablegen 176 Hardware Maintenance Manual...
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Страница 196: ...Part Number 74P2660 Printed in USA 1P P N 74P2660...