IBM N51 Series

1120 I/O Card
 Bottom Cover (1010)
 Main Board (1080)
 Audio Card (1100)
Step Color and type
(quantity)
Length
.1/ White screw (2) 5 mm (0.20 in.)
.2/ White self tap screw (2) 5 mm (0.20 in.)
Note: Make sure you use the correct screw.
Dock I (3545) 379