Lenovo ThinkCentre M50 Hardware Maintenance Manual (HMM) - Page 69

Replacing, cover, connecting, cables, Types - ibm 8189

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Types 8189, 8190, 8194, 8195, 8196, 8197, 8415, 8432, and 8433 4. Remove the memory modules from the system board. Refer to "Replacing memory (all machine types)" on page 38. 5. Remove the microprocessor from the system board. Refer to "Replacing a microprocessor (all machine types)" on page 59. To replace the system board: 1. Install the microprocessor on the new system board. Refer to "Replacing a microprocessor (all machine types)" on page 59. 2. Install the memory modules on the new system board. Refer to "Replacing memory (all machine types)" on page 38. 3. Place the new the system board into the chassis and install the screws that secure the system board to the chassis. 4. Reconnect all cables that connect to the system board. Refer to "Identifying parts on the system board (all machine types)" on page 38. 5. Go to "Replacing the cover and connecting the cables." Replacing the cover and connecting the cables Types 8185, 8186, 8192, 8413, and 8430 After replacing FRUs, you need to install any removed parts, replace the cover, and reconnect cables, including telephone lines and power cords. Also, depending on the option that is installed, you might need to confirm the updated information in the IBM Setup Utility program. To replace the cover and connect cables to the computer: 1. Ensure that all components have been reassembled correctly and that no tools or loose screws are left inside the computer. 2. Clear any cables that might impede the replacement of the cover. Chapter 6. Replacing FRUs 63

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Types
8189,
8190,
8194,
8195,
8196,
8197,
8415,
8432,
and
8433
4.
Remove
the
memory
modules
from
the
system
board.
Refer
to
“Replacing
memory
(all
machine
types)”
on
page
38.
5.
Remove
the
microprocessor
from
the
system
board.
Refer
to
“Replacing
a
microprocessor
(all
machine
types)”
on
page
59.
To
replace
the
system
board:
1.
Install
the
microprocessor
on
the
new
system
board.
Refer
to
“Replacing
a
microprocessor
(all
machine
types)”
on
page
59.
2.
Install
the
memory
modules
on
the
new
system
board.
Refer
to
“Replacing
memory
(all
machine
types)”
on
page
38.
3.
Place
the
new
the
system
board
into
the
chassis
and
install
the
screws
that
secure
the
system
board
to
the
chassis.
4.
Reconnect
all
cables
that
connect
to
the
system
board.
Refer
to
“Identifying
parts
on
the
system
board
(all
machine
types)”
on
page
38.
5.
Go
to
“Replacing
the
cover
and
connecting
the
cables.”
Replacing
the
cover
and
connecting
the
cables
Types
8185,
8186,
8192,
8413,
and
8430
After
replacing
FRUs,
you
need
to
install
any
removed
parts,
replace
the
cover,
and
reconnect
cables,
including
telephone
lines
and
power
cords.
Also,
depending
on
the
option
that
is
installed,
you
might
need
to
confirm
the
updated
information
in
the
IBM
Setup
Utility
program.
To
replace
the
cover
and
connect
cables
to
the
computer:
1.
Ensure
that
all
components
have
been
reassembled
correctly
and
that
no
tools
or
loose
screws
are
left
inside
the
computer.
2.
Clear
any
cables
that
might
impede
the
replacement
of
the
cover.
Chapter
6.
Replacing
FRUs
63