Taito Space Invaders 3-layer board stack (Monochrome)

This 3-layer board stack is typically used in tabletop games. It only supports monochrome monitors and the boards are all slightly shorter than their colour capable counterparts.
AA017749
ROM Board
AA017749 ROM Board Front
The bootleg board IV-001-MEM is an exact copy of this board.
AA017750
CPU Board
AA017750 CPU Board Front
The bootleg board IV-001-CPU is an exact copy of this board.
TV070001A
Sound, IO and Shifter Board (25S10)
TV070001A Sound Board Front
The bootleg board IV-001-IO is an exact copy of this board.
AA017751
Power Supply Board
AA017751 PSU Board Front
AAO17766
Credit Board
AA017766 Credit Board Front

This board allows operators to set the coins per credit multiplier for games.