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Lenovo 8179 ユーザーズマニュアル

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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
 
2.
   
Disconnect
 
all
 
power
 
supply
 
cables
 
from
 
the
 
drives.
 
3.
   
Disconnect
 
all
 
power
 
supply
 
cables
 
from
 
the
 
system
 
board.
 
See
 
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
 
8.
   
Go
 
to
 
 
98
 
Hardware
 
Maintenance
 
Manual