Renesas M30290T-EPB User Manual page 25

2. Replace the oscillator circuit board (see Figure 3.2).
Figure 3.2 Replacing the oscillator circuit board
3. Reinstall the upper cover and secure the four screws.
Note on Replacing the Oscillator Circuit Board:
Always shut OFF power when removing the upper cover or replacing oscillator circuit board. Otherwise,
internal circuits may be damaged.
The oscillator circuit board of the PC7501 is in the lower right corner
of the board.
Unscrew the screw securing the oscillator circuit board.
Lift off the oscillator circuit board.
Attach another oscillator circuit board to the connector.
Secure the new oscillator circuit board with the screw.
CAUTION
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Chapter 3. Setup