Prerequisite
Before you start, read Generic Safety and Compliance Notices, and print the following instructions.

The system fan and
heat sink be very hot. Before you open the chassis, turn off the computer
and wait several minutes until the computer is cool.
For access,
do the following:
Remove the power adapter and cord. See Power adapter and power cord.
Remove the chassis. See Chassis.
Note: Before installing a new PCI-Express card, remove any PCI-Express
connector cables that impede the installation.
Type-1 PCI-Express card
Removal steps:
Remove the PCI-Express card.
Type-2 PCI-Express card
Removal steps:
-
Remove the PCI-Express bracket.
-
Remove the PCI-Express card.
-
Remove the PCI-Express card from the converter.
Installation steps:
-
Install the PCI-Express card to the converter.
-
Install the PCI-Express card.
-
Install the PCI-Express bracket.
Type-3 PCI-Express card
Removal steps:
- Remove the PCI-Express bracket.
-
Remove one screw and remove the PCI-Express card.
-
Remove the PCI-Express card from the converter.
Attention: Use the screws provided by Lenovo to
avoid any unpredictable damage to your computer.
| Step |
Screw (quantity) |
Color |
Torque |
| 3 |
M3 x L5 mm, countersunk screw
(1) |
Blue Zn |
5.0±0.1 in-lbs |
Installation steps:
-
Install the PCI-Express card to the converter.
-
Install the PCI-Express card.
- Install the screw to secure the PCI-Express card on the computer
and install the PCI-Express bracket.
Attention: Use the screws provided by Lenovo to avoid any unpredictable damage
to your computer.
| Step |
Screw (quantity) |
Color |
Torque |
| 3 |
M3 x L5 mm, countersunk screw
(1) |
Blue Zn |
5.0±0.1 in-lbs |
Type-4 PCI-Express card
Removal steps:
-
Remove the PCI-Express card.
-
Remove the PCI-Express card from the converter.
-
Remove the PCI-Express card holder.
Attention: Use the screws provided by Lenovo to avoid any unpredictable
damage to your computer.
|
Step
|
Screw (quantity)
|
Color
|
Torque
|
|
6
|
M3 x L5 mm, hex screw (2) |
Black Ni |
5.0±0.1 in-lbs |
Installation steps:
-
Install the PCI-Express card holder.
-
Install the PCI-Express card converter.
-
Install the PCI-Express card.
- Use the screws provided by Lenovo to avoid any unpredictable damage
to your computer.
| Step |
Screw (quantity) |
Color |
Torque |
| 2 |
M3 x L5 mm, hex screw (2) |
Black Ni |
5.0±0.1 in-lbs |
Type-5 PCI-Express card
Removal steps:
-
Lift up the system fan and disconnect the PCI-Express card
fan cable.
-
Restore the system fan and remove the PCI-Express card fan.
- Remove the PCI-Express card bracket.
- Remove the PCI-Express card.
- Remove the MOS heat sink from the PCI-Express card.
- Remove the thermal heat sink from the PCI-Express card.
Attention: Use the screws provided by
Lenovo to avoid any unpredictable damage to your computer.
| Step |
Screw (quantity) |
Color |
Torque |
| 1012 |
M3 x L12 mm (4) |
Black Zn |
5.0±0.1 in-lbs |
Installation steps:
-
Install the thermal heat sink to the PCI-Express card.
-
Remove the PCI-Express card bracket.
- Install the PCI-Express card.
- Install the MOS heat sink to the PCI-Express card, and secure
the PCI-Express card with screws.
Note: Ensure that the holes on both
heat sinks are aligned before installing.
- Install the PCI-Express card bracket and restore the PCI-Express
card latch.
- Connect the PCI-Express card fan cable and install the fan.
- Install the system fan.
Attention: Use
the screws provided by Lenovo to avoid any unpredictable damage to
your computer.
| Step |
Screw (quantity) |
Color |
Torque |
| 89 |
M3 x L12 mm (4) |
Black Zn |
5.0±0.1 in-lbs |