NEC Versa 550 Series Service Manual page 47

Table 2-3 Motherboard Specifications
Internal
Connector &
Socket
External
Connector
To CPU:
168-Pin PGA Type Socket
To Memory Expansion:
72-Pin SIMM Socket x 1
To Power Board:
8-Pin DIP, 18-Pin DIP, Female, Straight, 2mm Pitch
To DSTN LCD:
15-Pin, 14-Pin, 8-Pin, Male, Straight, 1.25mm Pitch
To LCD Status Board:
26-Pin, FPC Type, Straight, 1.0mm Pitch, SMT
To HDD Board:
44-Pin,Male, Straight, 2.0mm Pitch, DIP
To Keyboard:
26-Pin, FPC Type, Straight, 2.54mm Pitch, DIP
To Trackball:
6-Pin, Male, SMT, Pitch, 1.25mm
To Battery Pack:
5-Pin, DIP
To FDD:
26-pin, FPC Type, Straight, 1.0mm Pitch, SMT
PCMCIA:
Type II x 2 or Type III x 1and Type II x 1
SMT Double Decks
SIO:
9-Pin, D-Sub, Male DIP
Printer:
25-Pin, D-Sub, Female, DIP
CRT:
15-Pin, D-Sub, Female, DIP
PS/2 Mouse or External Keyboard:
6-Pin, Mini-Din, Female, DIP
AC/DC Adapter:
2-Pin Jack, DIP
NEC Versa 550 Specifications 2-7