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Before replacing the printed circuit board A, copy the data in the board to a USB flash drive.
* Check the clear set mode (refer to page 45).
Replacing Electronic Components
Setscrew
Setscrew
Printed circuit board A case
NOTE:
Do not disconnect the connectors by pulling on cord.
To disconnect the connectors, grasp the connector, not
the cord.
To remove:
1. Remove the front cover (refer to pages 6 and 7).
2. Grasp the connector directly with your fingers and
pull.
Do not pull the lead wire, as this may damage the
contact sleeve inside the connector.
Remove the setscrews (3 pcs.) and printed circuit
board A case.
To attach:
3. Follow the above procedure in reverse.
Be sure that the connector post on the printed circuit
board to which it is connected.
Position the connector correctly, then push it straight
down until it locks in place.
10
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