Lenovo 9965A6U Hardware Installation Guide - Page 31

Replacing, power, supply

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4. Install a new battery. Figure 17. Installing a new battery 5. Replace the computer cover and connect the cables. See Chapter 4, "Completing the parts replacement," on page 47. Note: When the computer is turned on for the first time after battery replacement, an error message might be displayed. This is normal after replacing the battery. 6. Turn on the computer and all attached devices. 7. Use the Setup Utility program to set the date and time and any passwords. See "Using the Setup Utility" in the ThinkCentre User Guide. Replacing the power supply Attention Do not open your computer or attempt any repair before reading the "Important safety information" in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to replace the power supply. 1. Remove the computer cover. See "Removing the cover" on page 11. 2. Disconnect the power supply cables from the system board and from all drives. See "Identifying parts on the system board" on page 9. Chapter 3. Installing options and replacing hardware 23

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4.
Install
a
new
battery.
5.
Replace
the
computer
cover
and
connect
the
cables.
See
Chapter
4,
“Completing
the
parts
replacement,”
on
page
47.
Note:
When
the
computer
is
turned
on
for
the
first
time
after
battery
replacement,
an
error
message
might
be
displayed.
This
is
normal
after
replacing
the
battery.
6.
Turn
on
the
computer
and
all
attached
devices.
7.
Use
the
Setup
Utility
program
to
set
the
date
and
time
and
any
passwords.
See
"Using
the
Setup
Utility"
in
the
ThinkCentre
User
Guide
.
Replacing
the
power
supply
Attention
Do
not
open
your
computer
or
attempt
any
repair
before
reading
the
“Important
safety
information”
in
the
ThinkCentre
Safety
and
Warranty
Guide
that
came
with
your
computer.
To
obtain
a
copy
of
the
ThinkCentre
Safety
and
Warranty
Guide
,
go
to:
This
section
provides
instructions
on
how
to
replace
the
power
supply.
1.
Remove
the
computer
cover.
See
“Removing
the
cover”
on
page
11.
2.
Disconnect
the
power
supply
cables
from
the
system
board
and
from
all
drives.
See
“Identifying
parts
on
the
system
board”
on
page
9.
Figure
17.
Installing
a
new
battery
Chapter
3.
Installing
options
and
replacing
hardware
23