IBM Thinkpad A20mp A21mp A22mp Manual

Parts list
A series model matrix
The A series includes several models. The following table
summarizes the characteristics of each model, to help you
determine which FRU in the part list meets your need.
Model CPU Bay
deviceMini PCI
adapterLCD HDD
A20m (Memory, 64 MB; Video memory, 4 MB)
2628-11x except
11J, 11K
2628-12x except
12J, 12KCel
500CD-
ROMModem 12.1-in.
SVGA6GB
2628-11J, 11K,
12J, 12KEthernet
2628-14x, 1Rx,
1Sx, 1TxCombo
(Intel)
2628-1Ox—— —
2628-1Ax except
1AJ, 1AK
2628-1Cx except
1CJ, 1CKCel...

Model CPU Bay
deviceMini PCI
adapterLCD HDD
A20m (Memory, 64 MB; Video memory, 8 MB)
2628-31x
except 31J, 31K
2628-32x
except 32J, 32KCel
500CD-
ROMModem 15.0-in.
XGA12 GB
2628-31J, 31K,
32J, 32KEthernet
2628-3Sx, 3Tx Combo
(Intel)
2628-3Ax
except 3AJ
2628-3Cx
except 3CJCel
550Modem
2628-3AJ, 3CJ Ethernet
2628-3Ux, 3Vx Combo
(Intel)
2628-3Zx—— —
2628-3Jx, 3Kx
*1CM
700GDVD-
ROMModem 18 GB
2628-47x, 48x Cel
500CD-
ROMModem 14.1-in.
XGA12 GB
2628-4Ax
except 4AK
2628-4Cx
except 4CKCM
600GDVD-
ROMModem...

Model CPU Bay
deviceMini PCI
adapterLCD HDD
A20m (Memory, 64 MB; Video memory, 8 MB)
2628-4Lx
*1CM
700GCD-
ROMModem 14.1-in.
XGA12 GB
2628-4Sx, 4Tx Combo
(Intel)
2628-4Ox—— —
2628-4Wx, 4Xx CD-
ROMCombo
(3Com)12 GB
2628-4Hx, 4Ix
*1DVD-
ROMModem 18 GB
2633-41x
except 41J, 41K
42x except 42J,
42KCD-
ROMModem 12 GB
2633-41J, 41K,
42J, 42KEthernet
2633-43x, 45x—
2633-4Sx, 4Tx Combo
(Intel)
2633-4Wx, 4Xx Combo
(3Com)
A20p (Memory, 128 MB; Video memory, 16 MB)
2629-61x
except 61J, 61K
2629-62x
except 62J,...

Model CPU Bay
deviceMini PCI
adapterLCD HDD
A21m (Memory, 64 MB; Video memory, 4 MB)
2628-C1x, C2x Cel
600CD-
ROMModem 12.1-in.
SVGA10 GB
2628-C4x Combo
(Intel)
2628-CXx, CYx Combo
(3Com)
2628-COx—— —
2628-D1x, D2x CM
700GCD-
ROMModem 10 GB
2628-D4x Combo
(Intel)
2628-DXx, DWx Combo
(3Com)
2628-DOx—— —
2628-EDx, EEx CD-
ROMModem 14.1-in.
XGA10 GB
2628-E1x, E2x DVD-
ROM
2628-ESx, ETx Combo
(Intel)
2628-EXx, EWx Combo
(3Com)
2628-EFx, EGx Modem 20 GB
2628-EOx—— —
2628-JAx
except JAJ
2628-JCx
except JCJCel...

Model CPU Bay
deviceMini PCI
adapterLCD HDD
A21m (Memory, 64 MB; Video memory, 8 MB)
2628-F1x, F2x
except F2JCM
750GCD-
ROMModem 15.0-in.
XGA20 GB
2628-F2J Ethernet
2628-FXx, FWx Combo
(3Com)
2628-FSx, FTx Combo
(Intel)
2628-FOx—— —
2628-FDC
*1DVD-
ROMModem 20 GB
2628-G1x
except G1J
2628-G2x
except G2J
2628-G4x
except G4JCM
800GDVD-
ROMModem 14.1-in.
XGA
2628-GLx
*1
2628-G1J, G2J,
G4JEthernet
2628-G3x, G5x—
2628-GSx, GTx Combo
(Intel)
2628-GXx, GWx Combo
(3Com)
2628-GOx—— —
2633-G1x
except G1J,
G1K...

Model CPU Bay
deviceMini PCI
adapterLCD HDD
A21p (Memory, 128 MB; Video memory, 16 MB)
2629-H1x, H2x
except H2JCM
850GDVD-
ROMModem 15.0-in.
UXGA32 GB
2629-H2J Ehternet
2629-HSx, HTx Combo
(Intel)
2629-HXx, HWx Combo
(3Com)
2629-HOx—— —
A22m (Memory, 64 MB; Video memory, 4 MB)
2628-P1x
except P1J
2628-P2x
except P2JCM
800GCD-
ROMModem 15.0-in.
XGA10 GB
2628-P1J, P2J Ethernet
2628-PSx, PTx,
PQH, PRACombo
(Intel)
2628-Q1x
except Q1J
2628-Q2x
except Q2JModem 12.1-in.
SVGA20 GB
2628-Q1J, Q2J Ethernet...

Model CPU Bay
deviceMini PCI
adapterLCD HDD
A22m (Memory, 64 MB; Video memory, 8 MB)
2628-S1x
excepting S1J
2628-S2x
excepting S2JCM
900GDVD-
ROMModem 15.0-in.
SXGA+20 GB
2628-S1J, S2J Ethernet
2628-SAC
*1Modem
2628-SSx, STx Combo
(Intel)
2628-T1x
excepting T1J
2628-T2x
excepting T2J
*1
CM
1KGModem 14.1-in.
XGA30 GB
2628-T7x, T8x,
TMx, TNx
2628-T1J, T2J
*1Ethernet
2628-T3x, T5x
*1—
2628-TSx, TTx,
TUx
*1Combo
(Intel)
2628-TQx, TRx,
TUx, TVx
*1
2628-TXx, TWx*1Combo
(3Com)
2633-T1x
excepting T1J,
T1K...

Model CPU Bay
deviceMini PCI
adapterLCD HDD
A22p (Memory, 128 MB; Video memory, 16 MB)
2629-Y1x
except Y1J
2629-Y2x
except Y2JCM
900GCD-R/W Modem 15.0-in.
UXGA32 GB
2629-Y1J, Y2J Ethernet
2629-YSx, YTx Combo
(Intel)
2629-YUx, YVx DVD-
ROM
2629-U1x
except U1J
2629-U2x
except U2JCM
1KGCD-R/W Modem
2629-U1J, U2J Ethernet
2629-USx, UTx Combo
(Intel)
2629-UQx, URx,
UUx, UVx
CMxxx:Mobile Intel
®Pentium®III processor xxx MHz, L2
256-KB cache
CM xxxG:
Mobile Intel
®Pentium®III processor at xxx MHz
featuring...

Overall
1
7 6
122
83
4
5
10
11
13
15
16 17 18 19 2021
23 23 28a 28b
27
32
14
22 24 25
26
29
30
31
9
a
33
Parts list
ThinkPad A20m/p, A21m/p and A22m/p123 

vEach FRU is available for all types/models, unless
specific types or models are given.
vThe FRUs marked with asterisk are CRUs (customer
replacable units).
vThe FRUs marked with
OPare also available as
optional FRUs.
No. FRU P/N
aSee“Miscellaneous parts”on page 145.
1 LCD unit (see“LCD FRUs”on page 136)
2 Hinge cover (for A20m/A20p)
12.1/14.1-in. LCD models
2628-1xx, 2xx, 4xx, Bxx, 2633-all04P3970
15.0-in. LCD models
2628-3xx04P3972
15.0-in. LCD with heatpipe models
2629-all04P3971
Hinge cover (for...