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INTEGRATED AMPLIFIER L-509Z
5. Remote control infrared receiver (R)
Receives signals from the accessory remote control.
6. Sound volume indicator
Indicates the amount of volume attenuation in –dB.
7. Monaural indicator (MONO)
Lights up when the monaural button is on.
8. Loudness indicator (LOUDNESS)
Lights up when the loudness button is on.
The subsonic, monaural and loudness functions can be
toggled only from the accessory remote control (RA-17A).
9. Line straight indicator (LINE STRAIGHT)
Lights up when the line straight button is on.
When the line straight button is set to on, the subsonic,
monaural and loudness functions cannot be operated from
the supplied remote control.
If these buttons are pressed, the line straight indicator
blinks for 3 seconds to let you know these functions can-
not be operated.
If you would like to operate subsonic, monaural, or loud-
ness function, set the line straight switch to off, and then
operate such functions.