Operation; Location And Function Of Controls - Sony XM-GS4 Operating Instructions Manual

Operation

Location and Function of Controls

 Ventilation outlet
Dissipates heat.
Depending on the temperature of the unit, the
fan operates in one of three status (stopped,
low-speed, high-speed).
 Illumination indicator
Lights up in white during operation.
If the protection circuit activates, the
illumination indicator changes from white to
red.
For details, see "Troubleshooting" (page 11).
 SUBSONIC FILTER adjustment control
Adjusts the cut-off frequency (6 – 70 Hz) for the
subsonic filter.
 LEVEL adjustment control
Adjusts the input level.
Turn it in the clockwise direction when the
output level of the car audio unit seems low.
 Cut-off frequency adjustment control
Adjusts the cut-off frequency (50 – 300 Hz) for
the low-pass or high-pass filter.
 FILTER selector switch
Selects the low-pass filter (LP) or the high-pass
filter (HP).
4
GB
 LOW BOOST level control
Boosts the frequencies around 40 Hz to a
maximum of 10 dB.