IBM Thinkpad R30 R31 Manual

FRU Applicable test
Modem
1. Make sure the modem set up
correctly.
2. Replacing the modem jack and
modem card one at a time, run the
modem tests in Other Devices
(Diagnostics)
Audio Internal Speaker (Interactive Tests)
Stereo Speaker (Interactive Tests)
Speaker System beeper: Internal Speaker
(Interactive Tests)
PC Card slots System board (Diagnostics)
Keyboard
1. Keyboard (Diagnostics)
2. Keyboard (Interactive Tests)
TrackPont or Pointing
deviceIf the TrackPoint does not work, see if an
external PS/2...

FRU removals and replacements
This section contains information about removals and
replacements.
vDo not damage any parts. Only certified and trained
personnel should service the computer.
vThe arrows in this section show the direction of
movement to remove a FRU, or to turn a screw to
release the FRU. The arrows are marked in numeric
order, in square callout, to show the correct sequence of
removal.
vAny FRUs that must be removed before removing the
failing FRU are listed at the top of the page.
vTo...

Safety Notice 8Translations in″Safety Notices (Multi-lingual
Translations)″section: Before removing any FRU,
power-off the computer, unplug all power cords from
electrical outlets, remove the battery pack, then
disconnect any interconnecting cables.
Attention:The system board is sensitive and can be
damaged by electronic discharge. Establish personal
grounding by touching a ground point with one hand before
touching these units.
An electrostatic discharge (ESD) strap (P/N: 6405959)
must be used to...

1
2
Note:The screw does not separate from the PCI cover.
3
4
Note:There are 2 cables on step 4 : The gray cable is the
main antenna and the black cable is the auxiliarey
antenna.
Note:When you install the PCI card, remember to press it
down and ensure the connection is well.
58ThinkPad R30/R31 HMM 

1030 Memory cover and Memory card
v“1010 Battery assembly”on page 57
1
2
Note:The screw does not separate from the memory
cover.
3
To install the memory card:
With the notched end of the memory card toward the right
side of the socket, insert the memory card, at an angle of
approximately 20°, into the socket; then press it firmly.
MT 2656, 2657, 2676
59 

Pivot the memory card until it snaps into place.
Side View
1040 Hard disk drive assembly
v“1010 Battery assembly”on page 57
1
2
Step Size (Quantity) Color Torque
1 M3 x L4 (1) Black 3.2 kgf-cm
60ThinkPad R30/R31 HMM 

WarningDo not drop or apply any shock to the hard disk
drive. The hard disk drive is sensitive to physical
shock. Incorrect handling can cause damage and
permanent loss of data on the drive.
Before removing the drive, have the user make a
backup copy of all the information on the drive if
possible.
Never remove the drive while the system is
operating or is in suspend mode.
1050 CD-ROM assembly
v“1010 Battery assembly”on page 57
1
2
3
1060 Keyboard
v“1010 Battery assembly”on page 57
MT 2656, 2657, 2676
61 

1
Step Size (Quantity) Color Torque
1 M2.5 x L10 (2) Black 3.2 kgf-cm
2
3 3
3
4
62ThinkPad R30/R31 HMM 

Notes:
1. When replacing the keyboard, make sure that the cable
is clean and insert it directly into the connector, making
sure it makes contact with the bottom of the connector.
2. If the cable do not touch the bottom of the connector,
the keyboard function will be rendered useless.
3. The cable of the keyboard are fragile and could be
damaged. Be careful when pulling out the cable.
1070 Backup battery
v“1010 Battery assembly”on page 57
v“1060 Keyboard”on page 61
CAUTION:
Danger of explosion if battery...

1
2
3
Step Size (Quantity) Color Torque
2 M2.5 x L10 (1) Black 3.2 kgf-cm
3 M2.5 x L10 (1) Black 3.2 kgf-cm
64ThinkPad R30/R31 HMM