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
Summary of Contents for ThinkCentre 8127
Page 1: ...ThinkCentre Hardware Maintenance Manual Types 8127 8183 8184 8320 8416 8417 8418 8419 and 8429...
Page 2: ......
Page 3: ...ThinkCentre Hardware Maintenance Manual Types 8127 8183 8184 8320 8416 8417 8418 8419 and 8429...
Page 16: ...10 Hardware Maintenance Manual...
Page 24: ...18 Hardware Maintenance Manual...
Page 96: ...90 Hardware Maintenance Manual...
Page 158: ...152 Hardware Maintenance Manual...
Page 169: ...Chapter 10 Related service information 163...
Page 170: ...164 Hardware Maintenance Manual...
Page 171: ...Chapter 10 Related service information 165...
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Page 173: ...Chapter 10 Related service information 167...
Page 174: ...168 Hardware Maintenance Manual...
Page 175: ...Chapter 10 Related service information 169...
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Page 187: ...Chapter 10 Related service information 181...
Page 188: ...182 Hardware Maintenance Manual...
Page 195: ......
Page 196: ...Part Number 74P2660 Printed in USA 1P P N 74P2660...