Rap 11 Tone Send Test Failure - OKIDATA OF2600 Service Manual

RAP 11 Tone Send Test Failure

START
Is the Line Monitor Volume adjusted so the tone will be audible?
Okifax 2200: Technical Function 05
Okifax 2400/2600: Technical Function 10
NO Modify the appropriate Technical Function.
YES Is CN3 (Speaker Harness) connected to CN3 of the main control board?
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Service Guide OF2200/2400/2600
YES Replace the main control board.
NO Connect the cable.
End of procedure.
Chapter 2 Failure Analysis
Page: 59