Lenovo ThinkCentre A30 Hardware Maintenance Manual (HMM) for ThinkCentre 2296, - Page 62

Connecting, drive, Replacing, battery, machine, types

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Connecting the drive Internal drives require two cables; a power cable that connects to the power supply and a signal cable that connects to the system board. 1. Locate the three-connector signal cable. 2. Connect the signal cable to the new drive. 3. Connect the power connector to the new drive. 4. Reconnect any other cables that were disconnected. 5. Pivot the drive bay cages (for desktop models) downward into the normal position. 6. Go to "Replacing the cover and connecting the cables" on page 64. Replacing the battery (all machine types) The computer has a special type of memory that maintains the date, time, and settings for built-in features, such as parallel-port assignments (configuration). A battery keeps this information active when you turn off the computer. The battery normally requires no charging or maintenance throughout its life; however, no battery lasts forever. If the battery fails, the date, time, and configuration information (including passwords) are lost. An error message is displayed when you turn on the computer. Refer to "Safety notices (multi-lingual translations)" on page 153 for information about replacing and disposing of the battery. To change the battery: 1. Turn off the computer and all attached devices. 2. Remove the cover. See "Removing the cover" on page 32. 3. Locate the battery. See "Identifying parts on the system board (all machine types)" on page 40. 4. If necessary, remove any adapters that impede access to the battery. See "Replacing adapters" on page 41 for more information. 5. Remove the old battery. 56 Hardware Maintenance Manual

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Connecting
the
drive
Internal
drives
require
two
cables;
a
power
cable
that
connects
to
the
power
supply
and
a
signal
cable
that
connects
to
the
system
board.
1.
Locate
the
three-connector
signal
cable.
2.
Connect
the
signal
cable
to
the
new
drive.
3.
Connect
the
power
connector
to
the
new
drive.
4.
Reconnect
any
other
cables
that
were
disconnected.
5.
Pivot
the
drive
bay
cages
(for
desktop
models)
downward
into
the
normal
position.
6.
Go
to
“Replacing
the
cover
and
connecting
the
cables”
on
page
64.
Replacing
the
battery
(all
machine
types)
The
computer
has
a
special
type
of
memory
that
maintains
the
date,
time,
and
settings
for
built-in
features,
such
as
parallel-port
assignments
(configuration).
A
battery
keeps
this
information
active
when
you
turn
off
the
computer.
The
battery
normally
requires
no
charging
or
maintenance
throughout
its
life;
however,
no
battery
lasts
forever.
If
the
battery
fails,
the
date,
time,
and
configuration
information
(including
passwords)
are
lost.
An
error
message
is
displayed
when
you
turn
on
the
computer.
Refer
to
“Safety
notices
(multi-lingual
translations)”
on
page
153
for
information
about
replacing
and
disposing
of
the
battery.
To
change
the
battery:
1.
Turn
off
the
computer
and
all
attached
devices.
2.
Remove
the
cover.
See
“Removing
the
cover”
on
page
32.
3.
Locate
the
battery.
See
“Identifying
parts
on
the
system
board
(all
machine
types)”
on
page
40.
4.
If
necessary,
remove
any
adapters
that
impede
access
to
the
battery.
See
“Replacing
adapters”
on
page
41
for
more
information.
5.
Remove
the
old
battery.
56
Hardware
Maintenance
Manual