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Removing
and
replacing
the
power
supply
Attention
Never
remove
the
cover
on
a
power
supply
or
any
part
that
has
the
following
label
attached.
Hazardous
voltage,
current,
and
energy
levels
are
present
inside
any
component
that
has
this
label
attached.
There
are
no
servicable
parts
inside
these
components.
1.
Remove
the
cover.
See
“Removing
the
cover”
on
page
92.
2.
Disconnect
all
power
supply
cables
from
the
drives.
3.
Disconnect
all
power
supply
cables
from
the
system
board.
See
“Identifying
parts
on
the
system
board”
on
page
95.
4.
Support
the
power
supply
and
remove
the
four
screws
that
hold
the
power
supply
in
place.
5.
Remove
the
power
supply.
6.
Install
the
new
power
supply
and
insert
the
four
screws
that
hold
the
power
supply
in
place.
7.
Reconnect
all
power
supply
cables
to
the
system
board
and
the
drives.
See
“Identifying
parts
on
the
system
board”
on
page
95.
8.
Go
to
“Closing
the
cover
and
connecting
cables”
on
page
104.
98
Hardware
Maintenance
Manual
Summary of Contents for ThinkCentre M50e
Page 2: ......
Page 18: ...12 Hardware Maintenance Manual ...
Page 19: ...Chapter 2 Safety information 13 ...
Page 20: ... 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs 1 2 14 Hardware Maintenance Manual ...
Page 24: ...18 Hardware Maintenance Manual ...
Page 25: ...1 2 Chapter 2 Safety information 19 ...
Page 26: ...20 Hardware Maintenance Manual ...
Page 27: ...Chapter 2 Safety information 21 ...
Page 28: ...1 2 22 Hardware Maintenance Manual ...
Page 35: ...Chapter 2 Safety information 29 ...
Page 36: ...30 Hardware Maintenance Manual ...
Page 37: ...1 2 Chapter 2 Safety information 31 ...
Page 41: ...Chapter 2 Safety information 35 ...
Page 42: ...1 2 36 Hardware Maintenance Manual ...
Page 43: ...Chapter 2 Safety information 37 ...
Page 54: ...48 Hardware Maintenance Manual ...
Page 99: ...Chapter 8 Replacing FRUs Types 8126 8174 8175 and 8176 93 ...
Page 124: ...118 Hardware Maintenance Manual ...
Page 128: ...122 Hardware Maintenance Manual ...
Page 140: ...134 Hardware Maintenance Manual ...
Page 181: ...Chapter 11 FRU lists 175 ...
Page 224: ...218 Hardware Maintenance Manual ...
Page 227: ......
Page 228: ...Part Number 19R1295 Printed in USA 1P P N 19R1295 ...