Bench test Star Trek and Hook rope lights with a 9 V battery

Steps

• The rope light plug carries +10 V DC, a key, then drive lines 1, 2 and 3; the string is three groups of four lamps.
• Connect the battery positive to the +10 V pin.
• Touch the battery negative to each drive pin in turn.
• Each drive line should light its four lamps; a group that stays dark has a broken lamp or wire.

Systems

• Data East CPU Version 3

Games

• Hook
• Star Trek

Related tips

• Star Trek 25th Anniversary: CPU and display EPROM types and latest versions

Source: Repairing DataEast 1987 (Laser War) to Sega 1995 (Batman Forever), Part Three, Clay Harrell (pinrepair.com)