Borderline © 1981 Sidam.
Unlicensed version of SEGA's "Borderline [Model 834-0058]".
CPU Lower board (label BLC200681):
1x MK3880-Z80CPU (main)
1x oscillator 10.000MHz
ROMs Lower board (label BLC200681):
16x F2708
3x PROM 5610
Upper board (label BLC300681 MADE IN ITALY):
1x F2708
1x PROM 82S123
2x PROM 93427
Note Lower board (label BLC200681):
1x 22x2 edge connector
1x 8 switches dip
Upper board (label BLC300681 MADE IN ITALY):
7x trimmer
Game's ROM.