Sega FORD RACING TWIN-FULL BLOWN, Service Manual

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20. GAME BOARD
•
In order to prevent electric shock and short circuit hazard, be sure to turn power off
before commencing work.
•
Be careful so as not to damage wiring. Damaging wiring can cause fire, electric
shock and / or short circuit.
•
Do not expose the GAME BD, etc. without a good reason. Failure to observe this can
cause electric shock hazard or malfunction.
•
The electronic parts contained within the GAME BD CASE can be damaged due to
human body static electricity. Before performing and component level work, be sure
to gain acknowledgement from SEGA.
•
Before attempting component level work be sure to discharge physically accumulated
static by touching grounded metallic surfaces.
20.1. REMOVING THE GAME BD
To replace the IC BD (such as the Game BD, UCGI BD, etc.) please use the following procedure.
1. Turn the MAIN SW off and disconnect the MAINS LEAD from the machine.
2. Remove the 2 truss screws which secure the rear door to the cabinet and unlock the door.