Parts  list 
R50/R50p  and  R51  series  model  matrix 
The  R50/R50p  and  R51  series  include  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  Bay 
device 
Mini  PCI 
adapter 
Ethernet  CDC  HDD 
 R50  (CPU,  Ban  1.4G;  memory,  256  MB;  video  chip,  M7-32;  LCD, 
14.1-in.  XGA) 
1829-43x, 
1830-46x 
SC
 
CD- 
ROM 
(12.7) 
—  10/100  MDC  30  GB, 
4,200 
rpm 
1830-47x 
SC
 
802.11b 
(Intel) 
1829-44x, 
1830-48x, 
1831-48x 
SC
 
DVD- 
ROM 
(12.7) 
— 
1829-4Ax 
SC
 
802.11b 
(Intel) 
1829-52x 
1394,
 
SC
 
—  Gigabit 
1829-53x 
1394,
 
SC
 
802.11b 
(Intel) 
1829-54x,  55x 
1394,
 
SC
 
DVD/ 
CD-RW 
combo 
(12.7) 
— 
1829-56x,  57x, 
1830-56x, 
1831-56x 
1394,
 
SC
 
802.11b 
(Intel) 
1829-58x,  59x 
1394,
 
SC
 
DVD- 
ROM 
(12.7) 
40  GB, 
4,200 
rpm 
1829-5Bx, 
1830-5Ax, 
1831-5Ax 
1394,
 
SC
 
DVD/ 
CD-RW 
combo 
(12.7) 
1830-5Cx, 
1831-5Cx 
1394,
 
SC
 
802.11 
a/b/g 
(IBM)
 
(continued) 
Parts  list  
142  R50/R50p,  R51  Series