VCO-CV Tuning Procedure Service Support Document

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MS101 VCO & CV
Calibration Procedures
2.1 Internal CV Calibration
1) Press “KYBD + STEP” then power on device. All the sequencer LED will be lit up.
2) Press “Shift + STEP1” to start Internal CV calibration.
3) Waiting for the tuning to be nished.
4) All the sequencer LED will be lit up after nish.
2.2 Output CV Calibration
In this mode, the buttons has new function:
There are four test points A / B / C / D to be calibrated. Their target voltage is 0 V / 1 V / 3 V / 5 V respectively.
Button Name Function Button Name Function
HOLD/REST Select test point A STEP1 Select X1 (about ±1.5 mV)
RESET/ACCENT Select test point B STEP2 Select X2 (about ±7.5 mV)
ARP/SETEND Select test point C STEP3 Select X3 (about ±15 mV)
PATTERN/BANK Select test point D STEP4 Select X4 (about ±30 mV)
SHIFT — STEP5 —
PAGE — STEP6 —
PLAY/STOP — STEP7 —
REC Save STEP8 —
KYBD Decrease
STEP Increase