23. EX PEDAL1 check
The 7segment LED is displayed EX PEDAL’s AD value if the PEDAL is moved.
Make sure that this EX PEDAL’s AD value is the same as below table and LCD displayed
[PEDAL2-V].
*MIN : raise EX PEDAL this side.
*MAX : lower EX PEDAL till that contacts gum lightly.
Table3. Expression pedal values
Expression pedal Values
MIN(raise) 07 or more
MAX(down) E0 to F9
Pushed all the way PEDAL SW ON
Make sure that difference between MIN and MAX is 60 or more in hex and this value doesn’t
decrease if EX PEDAL is pressed down.
Adjust of Trimmer potentiometer (VR600).
Carry out the EX PEDAL1 setting.
Make sure that the LCD displays [PEDAL2 ON] by pressing down the EX PEDAL stronger, and
[PEDAL2 ON] disappears by stopping pressing down that pedal.
If AD value is read right after [PEDAL2 ON] disappeared, [PEDAL2-V] is displayed again.
24. The trimmer potentiometer adjustment (VR 600)
Open the BOTTOM COVER.
With the EX PEDAL fully down, and adjust the value to the range of [EE] to [F2] by rotating the
trimmer potentiometer (VR 600) on the FOOT1 PCB (PCB-0158A). Back side of PCB is
displayed as [Pedal L Adjust].
*If the value is less than [EE], adjust the value to max.
* Use a Precision minus driver (Within 2mm in diameter).
25. PEDAL setting
Turn on the power holding the [PEDAL1 SETTING] key, and the indication [PDL Calibration
PEDAL1…min] appears on the LCD. With the EX PEDAL fully raised, press the
[STORE/SWAP] key, and the indication [PDL Calibration PEDAL1…MAX] appears on the
7segment LED.
And the EX PEDAL fully down and then lift your foot off the pedal, then press the
[STORE/SWAP] key.
And the unit returns to the play mode after the indication [ok] appears on the LCD.
After this setting, make sure that the EX PEDAL’s AD value again.
26. Weighting adjustment
Like the right figure, set a balance on the setting
point after making the EX PEDAL’s AD value
minimum. Add a weight to the balance till the EX
PEDAL starts to move. Then adjust the scale to range
of 350g to 500g (QC = 350g to 700g) by hexagon
socket head screw in the unit.
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