Using Optional Equipment; Auxiliary Audio Equipment; Adjusting Volume Level - Sony CDX-GT25MPW Operating Instructions Manual

LPF* 3 (Low Pass Filter)
Selects the subwoofer cut-off frequency: "OFF,"
"80Hz," "100Hz," "120Hz," "140Hz," "160Hz."
SW PHASE* 3 (Subwoofer Phase)
Selects the subwoofer phase: "SUB NORM,"
"SUB REV."
HPF (High Pass Filter)
Selects the front/rear speaker cut-off frequency:
"OFF," "80Hz," "100Hz," "120Hz," "140Hz,"
"160Hz."
LOUDNESS
Reinforces bass and treble for clear sound at low
volume levels: "ON," "OFF."
BTM (page 8)
*1 When the unit is turned off.
*2 When FM is received.
*3 When the audio output is set to "SUB-OUT."

Using optional equipment

Auxiliary audio equipment

By connecting an optional portable audio device
to the AUX input jack (stereo mini jack) on the
unit and then simply selecting the source, you
can listen on your car speakers. The volume level
is adjustable for any difference between the unit
and the portable audio device. Follow the
procedure below:
Connecting the portable audio
device
1 Turn off the portable audio device.
2 Turn down the volume on the unit.
3 Connect to the unit.
* Be sure to use a straight type plug.
Adjusting the volume level
Be sure to adjust the volume for each connected
audio device before playback.
1 Turn down the volume on the unit.
2 Press (SOURCE/OFF) repeatedly until "AUX"
appears.
"FRONT IN" appears.
3 Start playback of the portable audio device at a
moderate volume.
4 Set your usual listening volume on the unit.
5 Press the select button repeatedly until "AUX"
appears, and rotate the control dial to adjust
the input level (–8 dB to +18 dB).
Connecting cord*
(not supplied)
11