IBM ThinkPad T21 Hardware Maintenance Manual page 102

Removing and replacing a FRU
For T23 series
For access, remove these FRUs, in order:
v "1010 Battery pack" on page 60
v "1020 Backup battery" on page 61
v "1030 Hard-disk drive" on page 63
v "1070 Ultrabay 2000 device" on page 73
v "1080 Keyboard" on page 74
v "1090 Keyboard CRU insulator" on page 82
v "1100 Hinge cover" on page 83
v "1110 Keyboard bezel" on page 88
Step Screw (quantity)
1
M2 × 13.5 mm, nylon-coated (1)
2
M2.5 × 14 mm, nylon-coated (1)
(continued)
96
ThinkPad T20, T21, T22, T23 (MT 2647/2648)
1
3
2
Torque
0.245 Nm
(2.5 kgfcm)
0.392 Nm
(4 kgfcm)