![background image](http://html1.mh-extra.com/html/ibm/thinkpad-t21/thinkpad-t21_hardware-maintenance-manual_4135468161.webp)
No.
FRU
P/N
12
Cover, Mini PCI adapter slot
08K7416*
13
Speaker assembly
08K6089
14
128-MB SDRAM SO DIMM (PC133)
OP
19K4653*
256-MB SDRAM SO DIMM (PC133)
OP
19K4655*
for other optional DIMMs, see “Optional FRUs” on
page 170.
15
Mini PCI modem card (Ambit)
OP
for all models except 2647-xFx, xJx, xLx,
xNx, xSx, 5TC, 9TC, and 2648-xNx, xSx
08K4853*
Mini PCI 802.11b/v.92 modem card
(ACTIONTEC)
2647-xFx, xJx, xLx, xNx, xSx, 5TC, 9TC,
and 2648-xNx, xSx
12P3657
16
System board for models except 2647-4Rx,
8Rx, BSx, 4Sx, 8Sx, DRx, DSx, and
2648-4Rx, 8Rx, 4Sx, 8Sx
Note: Use a new system board with the
same FRU no. as the original FRU.
26P8218
12P3770
System board
2647-4Rx, 8Rx, BSx, 4Sx, 8Sx, DRx, DSx
2648-4Rx, 8Rx, 4Sx, 8Sx
12P3770
17
CPU assembly, mobile Intel
®
Pentium
®
III
processor 866 MHz-M
26P7999
CPU assembly, mobile Intel
®
Pentium
®
III
processor 1.0 GHz-M
26P8122
CPU assembly, mobile Intel
®
Pentium
®
III
processor 1.13 GHz-M
26P8082
CPU assembly, mobile Intel
®
Pentium
®
III
processor 1.2 GHz-M
26P8005
18
Asset ID RF adapter (see “Optional FRUs” on page 170)
19
Hard-disk drive (15.0 GB), HITACHI
OP
08K9587*
Hard-disk drive (15.0 GB), STD
OP
08K9585*
Hard-disk drive (20.0 GB), HITACHI
OP
08K9533*
Hard-disk drive (20.0 GB), STD
OP
27L4286*
Hard-disk drive (30.0 GB), HITACHI
OP
08K9592*
Hard-disk drive (30.0 GB), STD
OP
27L4291*
Hard-disk drive (40.0 GB), STD
OP
08K9683*
Hard-disk drive (40.0 GB), HITACHI
OP
08K9767*
Hard-disk drive (48.0 GB), STD
OP
08K9599*
Hard-disk drive (60.0 GB), STD
OP
08K9700*
20
Cover, hard-disk drive for T23
26P9543*
21
Keyboard* (see “Keyboard” on page 160.)
22
Pointing stick cap
84G6536*
23
Easy button cover
26P9536
(continued)
Parts list
ThinkPad T20, T21, T22 and T23 series
155
Summary of Contents for ThinkPad T21
Page 4: ...iv ThinkPad T20 T21 T22 T23 MT 2647 2648...
Page 44: ...Checkout guide 38 ThinkPad T20 T21 T22 T23 MT 2647 2648...
Page 83: ...9 8 7 7 8 9 10 9 continued Removing and replacing a FRU ThinkPad T20 T21 T22 and T23 series 77...
Page 132: ...6 5 4 7 5 3 continued Removing and replacing a FRU 126 ThinkPad T20 T21 T22 T23 MT 2647 2648...
Page 181: ...Notices ThinkPad T20 T21 T22 and T23 series 175...
Page 182: ...Part Number 62P9631 1P P N 62P9631...