Page check item opration Display/Result
1 Sine wave output
level
Rhythm button "1" on LED lights/ocilated by a sound
16dB
Rhythm button "7" on LED lights/ocilated by a full
level
2 Sine wave sweep
output
START/STOP button on Applicable from 20 Hz to 12.5kHz
3 Switches and LED
(Don't operate the
UP and DOWN
buttons that
change the display
page.)
UP button of GROUP SELECT on Upper 3 Rhythm LEDs turn on.
DOWN button of GROUP SELECT
on
Lower 4 Rhythm LEDs turn on.
SELECT button of CHORD
SEQUENCE on
LED turns on
EDIT button in CHORD SEQUENCE
on
LED turns on
BASS OFF/ON on LED turns on
UP button of ACP OFF/ON on LED turns on
Each RHYTHM SELECT button on Each LED turns on
UP or DOWN button (avoid
operating)
(no reaction)
VARIATION/CLEAR button on LED turns on
START/STOP/REPEAT button on BEAT LED turns on
4 Foot switch START/STOP of the connected
foot switch on
"1" displayed in the first digit
VARIATION of the connected foot
switch on
"2" displayed in the second digit
5 Flash ROM START/STOP button on First digit of display: "0"
normal, "-" faulty
6 EERPROM START/STOP button on First digit of display: "0"
normal, "-" faulty
7 RAM START/STOP button on First digit of display: "0"
normal, "-" faulty
8 MIDI IN/OUT After connecting MIDI IN and OUT,
START/STOP button on
First digit of display: "0"
normal, "-" faulty
9 GUITAR TUNER After connecting MASTER output
to GUITAR/MIC input, START/
STOP button on
An examinatorial sweep starts
automatically, the estimation of
correspondent pitch will be
9. PRECAUTIONS BEFORE SERVICING
9.1. Precautions for measuring of the output waveforms
1. The waveform was measured with a “National Digital Storage
Oscilloscope VP-5730A”. Therefore the waveforms of musical
tone signals shown may differ somewhat due to the difference in
the timing of triggering.
2. Since the 1/10 test probe is used, the indicated voltage value on
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