Behringer MODEL D User Manual page 25

25
MODEL D User Manual
9. On your external keyboard, keep holding the C6 key.
Oscillator Calibration
A2 Low Value
10. Listen carefully, and adjust the OSC SW trimpot on the PCB, for zero beats
between OSC1 (Range=2') and OSC2 (Range=8').
11. Repeat step 8 with different settings of the RANGE knob, and repeat steps 9
and 10 until both oscillators are in tune with each other at all settings of the
Octave RANGE knob.
12. This completes the Octave Range Calibration.
13. If you do not want to do any other calibrations, turn off the MODEL D,
check the internal cables are securely connected, and secure its front panel
assembly back onto the chassis using the 8 screws.
C6 Octave Calibration
A5 High Value
Highest C6
Octave Adjustment
Highest A5
Lowest A2
OSC3 Scale Adjustment
OSC3 Range Adjustment
OSC2 Scale Adjustment
OSC2 Range Adjustment
OSC1 Scale Adjustment
OSC1 Range Adjustment