Korg AX3000B, Service Manual

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Try the same test following the process below.
2. VOLUME:AX3000G(GAIN/MID FREQ:AX3000B)
3. TREBLE:AX3000G(BASS/DIRECT:AX3000B)
4. MIDDLE:AX3000G(MIDDLE:AX3000B)
5. BASS:AX3000G (TREBLE/TONE:AX3000B)
When hold down #AMP/LINE Switch and press WRITE, EXIT/TUNE, it will be able to move the
step.
Operation Check 6. Pedal Calibration "PEDAL"(LCD)
1_1. Set EXP to Min and press CUR_RIGHT.
1_2. Set back EXP to MAX and check the display, BANK LED[-].
1_3. Set EXP to Min and check the display, BANK LED[=].
1_4. Move EXP several times and check whether the Error message is coming up to the display.
1_5. Press EXP and put on the Switch under the pedal, then check the pedal LED is going to be
lighting Red.
1_6. Check LED is going to be green when release SW.
1_7. Press CUR_RIGHT.
Operation Check 7. LCD "LCD"(All segments are lighting)
1. After checking all are lighting, press CUR_RIGHT.
2. After checking all are black out, press CUR_RIGHT.
3. After checking they are blinking by folloing the correct pattern, press CUR_RIGHT.
Operation Check 8. PRESET LOAD "RELOAD"?
When press CUR_RIGHT Swith, it loads the factory save preset and then, the display shows
"COMPLETE" for one minute.