Kenwood KRF-V6400D Instruction Manual page 10

Names and functions of parts
Display Display
SP (speaker)
Lights up when the
front speakers are on.
PTY
Lights up when searching a radio
station by program type.
RDS
Lights up when receiving an
RDS station.
TUNED
Lights up when a radio
station is tuned.
TONE
Lights up when the
tone setting is on.
MUTE
Blinks when muting
is on.
CLIP
Lights up when the input level is
too high.
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KRF-V6400D/KRF-V5450D
AUTO
Lights up when the tuning
mode is "AUTO".
Character display
Input channel indicators
The indicators corresponding to the input channels (audio
signal) used in the currently played music/video light up.
ST.
Lights up when stereo
broadcasting is tuned.
AUTO DETECT indicator
Lights up when the input
mode is set to "AUTO".
Band indicators
Lights up the selected
broadcast band
indicator.
Listen mode/Input signal
format indicators