NAMCO PAC-MAN BATTLE ROYALE DELUXE, Operation Manual, Page: 54 / 80

50
8B. SERVICES – To be conducted by a technician only –
(2) Replacing the backup battery on the MAIN PCB
WARNING
z z
To prevent electric shock, accident and 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.
z
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 MAIN PCB. (See P. 49 “8B-4-1 (1) Replacing the MAIN PCB.”)
Place the MAIN PCB on a flat surface such as a desk.
While gently pressing on the battery with your finger, insert a non-conductive
small stick into the notch on the battery holder, and then tilt the stick to remove
the battery.
* Use a CR2032 for the backup battery.
Notch on the
battery holder
Backup battery
(CR2032)
Positive (+) pole
Negative (-) pole
MAIN PCB
Non-conductive stick
Attach the battery following the above steps in reverse.