User Manual

16
Volume control knob
YA-920 Volume control cover (accessory)
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13. VOLUME SETTING
Output levels are adjustable with individual volume controls. For music play or announcement, adjust the
corresponding volume control so that the signal indicator lights intermittently. Note that the sound quality is
downgraded when the peak indicator remains lit.
14. VOLUME CONTROL COVER
To prevent the accidental change of the input volume control settings on the front panel, it is recommended to
replace each control knob with the supplied YA-920 Volume Control Cover. Follow the procedure below for its
replacement.
Step 1. Remove the control knob.
Step 2. Adjust the Input volume control (without knob) to an appropriate level.
Step 3. Attach the YA-920 onto the control.