8-12  Field Replaceable Unit   
C18  049-001352-00  keyboard shelter  1  Cover for QWERTY Keyboard 
C19 
115-033709-00  Small keyboard assembly(FRU)  1 
Small keyboard assembly(FRU/RU) 
Multifunctional encoder cap   
C22  043-006321-00  TGC Cap  8 
C23  043-005144-01  Mode encoder  key(B)  1 
C24  043-005143-01  Mode encoder  key(C)  1 
C27  043-006635-00 
Mode encoder knob  (with shading plate) 
1 
C28 
115-065497-00  Top cover assembly of keyboard(FRU)  1 
The color is blue. Not including functional 
encoder board, single-encoder board, TGC 
board, trackball, trackball button board, keypad, 
etc. 
115-069615-00  Top cover assembly of keyboard(FRU)   
The color is Pink. Not including functional 
encoder board, single-encoder board, TGC 
board, trackball, trackball button board, keypad, 
etc. 
C29  115-033588-00  Universal encoder PCBA(FRU)  1 
Including overlay of encoder board, Not 
including the connection cables   
C30  051-002185-00  TGC Board PCBA  1 
Not including the connection cables and the 
silicon button pad 
C31  051-001828-00  Single Encoder Board PCBA  1  Not including the connection cables