Limiting playback by children, Use 5/∞ to select [test tone] and press enter, Use 5/∞ to select [on] and press enter – JVC XV-NA7SL User Manual

Limiting playback by children, Use 5/∞ to select [test tone] and press enter, Use 5/∞ to select [on] and press enter | JVC XV-NA7SL User Manual | Page 67 / 82