7-8
E.  Removal of the CPU Board 
Remove the upper and bottom covers. 
Remove the printer and floppy. 
Remove the four M3 x 6 screws from the right and left frame. 
[Note]  Remove the cables on the CPU Board and next the screws on it. 
•  E1  : Remove the four FFC cables on the CPU Board (J3/26pin, J4/22pin, J5/26pin, 
J8/22pin). 
•  E1  :  Remove the two FFC cables on the CPU Board (J1/30pin, J6/22pin). 
•  E1  :  Remove the P5 power connector on the CPU Board (to LCD). 
•  E1  :  Remove the P11 power connector on the CPU Board (to POWER). 
•  E2  :  Remove the four M3 x 6 screws (4 on the rear, fastening between connectors and 
between the rear panel and CPU). 
      Remove the eight M3x6 screws on the TOP FRAME L and R. 
•  E3  : Remove the six M3 x 6 screws on the CPU Board and remove the processor 
broad by sliding it toward the front side. 
Caution : Batteries are mounted, so care should be taken to prevent short-circuiting. 
 
[E1] 
 
   Mechanical Parts & Removal 
KB(+) 3x6S (NIP)KB(+) 3x6S (NIP)
J5
Front Side
J3
J8
J4
KB(+) 3x6S (NIP)
P5J1J6
P11
KB(+) 3x6S (NIP)