77
GAME BOARD
17
GAME BOARD
17
●
When working with the product, be sure to turn the power off. Working with the power on may cause an electric
shock or short circuit.
●
Be careful not to damage the wires. Damaged wires may cause an electric shock, short circuit or present a risk of
fi
re.
●
Do not use this product with connectors other than those that were connected and used with the game board at
the time of shipping. Do not carelessly connect wires to connectors that were not used at the time of shipping, as
this may cause overheating, smoke or
fi
re damage.
In this product, setting changes are made during the test mode. The game board need not be operated. Use the
game board, etc. as is with the same setting made at the time of shipment so as not to cause electric shock and
malfunctioning.
Static electricity from your body may damage some electronics devices on the IC board.
Before handling the IC board, touch a grounded metallic surface so that the static electricity
can be discharged.
17-1 REMOVING THE GAME BOARD
●
When returning the game board after making repairs or replacements, make sure that there are no errors in the
connection of connectors. Erroneous connections can lead to electrical shock, short circuits or
fi
res.
●
When connecting a connector, check the direction carefully. Connectors must be connected in only one direc-
tion. If indiscriminate loads are applied in making connections, the connector or its terminal
fi
xtures could be
damaged, resulting in electrical shock, short circuits or
fi
res.
1
Switch off the main unit and open back door. Remove the two screws from base wood then slide it. Remove 4
screws and all connectoers to take MAIN PCB (LINDBERGH) off from base wood.
17-1 FIG. 01
WOOD SCREW (2)
> Holding base wood.
Summary of Contents for Initial D4
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