IBM R50 Series Hardware Maintenance Manual page 152

Parts list
Model
R51 (CPU, 330 (Cel 1.4); memory, 256 MB; video chip, Intel
855GME; LCD, 15.0-in. XGA)
SC
2887-A9x
SC
2887-AAx
SC
2887-ABx
SC
2887-A8x
SC
2887-AEx
SC
2887-ACx
SC
2887-AFx
SC
2887-ADx
1394,
2887-BDx
SC
2887-BCx,
1394, SC
BEx
(continued)
148
R50/R50p, R51 Series
Bay Mini PCI
device adapter
DVD- —
ROM
(12.7)
CD- 802.11
ROM a/b/g
(12.7) (IBM)
DVD/
CD-RW
802.11
combo
b/g
(12.7)
(Intel)
Travel —
cover
DVD-
ROM
(12.7)
DVD/
CD-RW
combo
(12.7)
DVD- 802.11
ROM b/g
(12.7) (Intel)
DVD/ —
CD-RW
combo
802.11
(12.7)
b/g
(Intel)
Ethernet CDC
10/100 MDC2 30 GB,
Gigabit
HDD
4,200
rpm
40 GB,
4,200
rpm