IBM Thinkpad T40 Manual

							3
4
2
Step Screw (quantity) Color Torque

2M2×14 mm, bind-head,
nylon-coated (1)Black 0.245 Nm
(2.5 kgfcm)
After removing the screw, remove bracket
3. Then
detach the LCD connector
4.
When installing:Make sure that the bracket
3and the
connector
4are firmly attached, and
then secure them with the screw.
(continued)
Removing and replacing a FRU
ThinkPad T40 Series97 
						

							5
Step Screw (quantity) Color Torque

5M2×10 mm, flat-head,
nylon-coated (1)Black 0.245 Nm
(2.5 kgfcm)
(continued)
Removing and replacing a FRU
98ThinkPad T40 Series (MT 2373, 2374, 2375, 2376) 
						

							Release the antenna cables from the cable guide
6.
6
6
6
6
6
6
When installing:Make sure that the antenna cables are
firmly routed as shown in the figure.
(continued)
Removing and replacing a FRU
ThinkPad T40 Series99 
						

							7
7
Removing and replacing a FRU
100ThinkPad T40 Series (MT 2373, 2374, 2375, 2376) 
						

							1170 CPU
For access, remove these FRUs in order:
v“1010 Battery pack”on page 66
v“1030 Hard-disk drive”on page 69
v“1050 Keyboard”on page 73
v“1090 Palm rest”on page 82
v“1150 Keyboard bezel”on page 94
v“1160 LCD assembly”on page 96
v“1110 Fan assembly”on page 87
Rotate the head of the screw in the direction of arrow
1
to release the lock; then remove the CPU
2.
2
1
b
a
When installing:Place the CPU on the CPU socket
a,
and then rotate the head of the screw in
the direction of arrow
bto secure the
CPU.
Removing and replacing a FRU
ThinkPad T40 Series101 
						

							1180 Ultrabay Slim guide rail assembly
For access, remove these FRUs in order:
v“1010 Battery pack”on page 66
v“1030 Hard-disk drive”on page 69
v“1050 Keyboard”on page 73
v“1090 Palm rest”on page 82
v“1130 Speaker assembly”on page 90
v“1140 PC Card slot assembly”on page 92
v“1150 Keyboard bezel”on page 94
v“1160 LCD assembly”on page 96
1
Step Screw (quantity) Color Torque

1M2×4 mm, bind-head,
nylon-coated (1)Black 0.245 Nm
(2.5 kgfcm)
(continued)
Removing and replacing a FRU
102ThinkPad T40 Series (MT 2373, 2374, 2375, 2376) 
						

							3
432
2
Step Screw (quantity) Color Torque

2M2×10 mm, flat-head,
nylon-coated (3)Black 0.245 Nm
(2.5 kgfcm)

3M2×3 mm, small-head,
nylon-coated (3)Silver 0.245 Nm
(2.5 kgfcm)
In step
4, remove the Ultrabay Slim guide rail assembly
and the hard-disk drive guide rail together.
Separate the Ultrabay Slim guide rail assembly
aand
the hard-disk drive guide rail
b.
5
5
a
b
Removing and replacing a FRU
ThinkPad T40 Series103 
						

							1190 VGA and Ultrabay Slim device
eject button cable
For access, remove these FRUs in order:
v“1010 Battery pack”on page 66
v“1030 Hard-disk drive”on page 69
v“1050 Keyboard”on page 73
v“1090 Palm rest”on page 82
v“1150 Keyboard bezel”on page 94
v“1160 LCD assembly”on page 96
v“1180 Ultrabay Slim guide rail assembly”on page 102
1
3
2
Step Screw (quantity) Color Torque

2Hex stud (2) Silver 0.392 Nm
(4 kgfcm)
When installing:Make sure that the connector
1is
firmly attached.
(continued)
Removing and replacing a FRU
104ThinkPad T40 Series (MT 2373, 2374, 2375, 2376) 
						

							5
4
6
Step Screw (quantity) Color Torque

4M2×4 mm, bind-head,
nylon-coated (1)Black 0.245 Nm
(2.5 kgfcm) Removing and replacing a FRU
ThinkPad T40 Series105 
						

							1200 System board and base cover
For access, remove these FRUs, in order:
v“1010 Battery pack”on page 66
v“1020 Ultrabay Slim device”on page 68
v“1030 Hard-disk drive”on page 69
v“1040 DIMM (optional)”on page 71
v“1050 Keyboard”on page 73
v“1060 DIMM (standard)”on page 77
v“1070 Modem daughter card (MDC)”on page 78
v“1080 Bluetooth/Modem daughter card (BMDC)”on
page 80
v“1090 Palm rest”on page 82
v“1100 Mini PCI adapter”on page 84
v“1110 Fan assembly”on page 87
v“1120 Backup battery”on page 88
v“1130 Speaker assembly”on page 90
v“1140 PC Card slot assembly”on page 92
v“1150 Keyboard bezel”on page 94
v“1160 LCD assembly”on page 96
v“1170 CPU”on page 101
v“1180 Ultrabay Slim guide rail assembly”on page 102
v“1190 VGA and Ultrabay Slim device eject button cable”
on page 104
There are two types of system board FRU for the
ThinkPad T40 series, as follows:
vSystem board with IBM security chip (bottom view)
Note:The security chip
ais embedded on the
underside of the system board.
a
Removing and replacing a FRU
106ThinkPad T40 Series (MT 2373, 2374, 2375, 2376)