IBM ThinkPad T21 Hardware Maintenance Manual page 150

Parts list
Model
T21 (Memory: 128 MB)
2647-27x, 67x
2647-2Ax, 6Ax
2647-4Bx, 8Bx
2647-47x, 49x,
87x, L7x
2648-47x, 87x
2647-4Ax, 8Ax
2648-4Ax, 8Ax
2647-4Bx, 8Bx
2648-4Bx, 8Bx
2647-57x, 97x
2647-5Ax, 9Ax
2647-5Bx, 9Bx
T22 (Memory: 128 MB)
2647-3Cx, 7Cx
2647-3Ex, 7Ex,
B2x, B3x, B4x,
B5x
2647-4Cx,4Gx,
8Gx, 8Cx,M2x,
M3x, LCx
2648-4Cx, 8Cx
2647-4Ex, 8Ex,
M4x, M5x
2648-4Ex, 8Ex
2647-4Gx, 8Gx
2648-4Gx, 8Gx
2647-T2x
2647-5Cx, 9Cx
2647-5Ex, 9Ex,
M6x
(continued)
144
ThinkPad T20, T21, T22, T23 (MT 2647/2648)
CPU Bay
device
CMG CD-
750 ROM
CMG DVD-
800 ROM
(8x)
CMG
850
CMG CD-
800 ROM
CMG DVD-
900 ROM
(8x)
FDD
CMG DVD-
1G ROM
(8x)
Mini PCI LCD
adapter
Modem 13.3-in.
XGA
Combo
(Xircom)
Combo
(3Com)
Modem 14.1-in.
XGA
Combo
(Xircom)
Combo
(Intel)
Combo
(3Com)
Modem 14.1-in.
SXGA+
Combo
(Xircom)
Combo
(3Com)
Modem 13.3-in.
XGA
Combo
(Intel)
Modem 14.1-in.
XGA
Combo
(Intel)
Combo
(3Com)
Combo
(Intel)
Modem 14.1-in.
SXGA+
Combo
(Intel)
HDD
10 GB
20 GB
32 GB
10 GB
20 GB
32 GB