Casio WK-1800, Service Manual

Page: 25 / 44

— 24 —
■
Small sound output
1. Press “CH5” button.
2. The instrument emits a sound in small volume and indicates “sound MIN” on the display.
■
Medium sound output
1. Press “CH6” button.
2. The instrument emits a medium volume sound and indicates “sound MID” on the display.
■
Large sound output
1. Press “CH7” button.
2. The instrument emits a large volume sound and indicates “sound MAX” on the display.
■
Large sound left channel output
1. Press “CH8” button.
2. The instrument emits a large volume sound from the left speaker and indicates “sound L” on the
display.
■
Large sound right channel output
1. Press “CH9” button.
2. The instrument emits a large volume sound from the right channel and indicates “sound R” on the
display.
■
MIDI IN/OUT test
1. Connect MIDI IN and MIDI OUT terminals with a MIDI cable.
2. Press “CH11” button.
3. When the MIDI circuit is normal, display indicates “MIDI OK” whereas “MIDI ER” will be shown if the
MIDI circuit is abnormal.
■
Modulation bender check
1. Press “CH13” button.
2. Display indicates “Modulat”
3. Rotate the modulation bender to the following order.
Max
→
Min
→
Max
When the modulation bender is proper, on OK alarm sounds and display indicates “OK”.