NAMCO PAC-MAN BATTLE ROYALE DELUXE, Operation Manual, Page: 55 / 80

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8B. SERVICES – To be conducted by a technician only –
(3) Replacing the I/O PCB
WARNING
z z
To prevent electric shock, accident or injury and to prevent damage to the electrical
circuitry of the machine, be sure to turn the power switch off before performing the
tasks described below.
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The PCB can be easily damaged by static electricity. If the PCB is
handled by a person charged with static electricity, parts mounted
on the PCB can be damaged. Before touching the PCB, be sure to
remove static electricity from your body by touching a grounded
metal object.
Turn the power switch off. (See P. 17 “7-2-1 Turning the power switch on.”)
Remove the rear service door.
Disconnect the four harness connectors.
Harness connectors
Phillips pan head screw
(M3 x 8)
Remove the four Phillips pan head screws (M3 x 8) with flat and spring washers
and remove the I/O PCB.
Attach the I/O PCB following the above steps in reverse.