Using this unit
3
Switch the source to Apps.
4
Start up the application on the smart-
phone and initiate playback.
Basic operations
DEH-X9550BT
1
2
3
4
5
DEH-X9550SD
1
2
4
5
3
1 Application name
2 PLAY/PAUSE indicator
3 S.Rtrv indicator
Appears when Sound Retriever function is
on.
4 Song time (progress bar)
5 Play time indicator
Selecting a track
1 Turn LEVER.
Fast forwarding or reversing
1 Turn and hold down LEVER to the right or left.
Switching the display
Selecting the desired text information
% Press
/DISP.
Function settings
1
Press M.C. to display the main menu.
2
Turn M.C. to change the menu option
and press to select FUNCTION.
3
Turn M.C. to select the function.
Once selected, the following functions can be
adjusted.
Pause (pause)
1 Press M.C. to pause or resume.
Sound Retriever (sound retriever)
1 Press M.C. to select the desired setting.
1—2—OFF (off)
1 is effective for low compression rates, and 2
is effective for high compression rates.
Audio adjustments
1
Press M.C. to display the main menu.
2
Turn M.C. to change the menu option
and press to select AUDIO.
3
Turn M.C. to select the audio function.
Once selected, the following audio functions
can be adjusted.
! The cut-off frequency and output level can be
adjusted when the subwoofer output is on.
! SLA is not available when FM is selected as
the source.
Using this unit
Fader/Balance (fader/balance adjustment)
1 Press M.C. to display the setting mode.
2 Press M.C. to cycle between fader (front/rear)
and balance (left/right).
3 Turn M.C. to adjust the front/rear speaker bal-
ance.
Turn M.C. to adjust the left/right speaker bal-
ance.
Preset EQ (equalizer recall)
1 Press M.C. to display the setting mode.
2 Turn M.C. to select an equalizer curve.
Powerful—Natural—Vocal—Custom1—Cus-
tom2—Flat—SuperBass
G.EQ (equalizer adjustment)
You can adjust the currently selected equalizer
curve setting as desired. Adjusted equalizer curve
settings are stored in Custom1 or Custom2.
! Custom1 can be set separately for each
source. However, each of the below combina-
tions are set to the same setting automatically.
! USB, iPod, SD, and Apps (iPhone)
! BT Audio, and Apps (Android)
! Custom2 is a shared setting used in common
for all sources.
1 Press M.C. to display the setting mode.
2 Press M.C. to cycle between the following:
Equalizer band—Equalizer level
3 Turn M.C. to select the desired setting.
Equalizer band: 100Hz—315Hz—1.25kHz—
3.15kHz—8kHz
Equalizer level: +6 to –6
Loudness (loudness)
Loudness compensates for deficiencies in the low-
frequency and high-frequency ranges at low vol-
ume.
1 Press M.C. to display the setting mode.
2 Press M.C. to turn loudness on or off.
3 Turn M.C. to select the desired setting.
Low (low)—Mid (mid)—High (high)
Subwoofer1 (subwoofer on/off setting)
This unit is equipped with a subwoofer output
which can be turned on or off.
1 Press M.C. to display the setting mode.
2 Press M.C. to turn subwoofer output on or off.
3 Turn M.C. to select the phase for the sub-
woofer output.
Turn M.C. to the left to select reverse phase,
and Reverse appears in the display. Turn M.C.
to the right to select normal phase, and Nor-
mal appears in the display.
Subwoofer2 (subwoofer adjustment)
Only frequencies lower than those in the selected
range are outputted from the subwoofer.
1 Press M.C. to display the setting mode.
2 Press M.C. to cycle between the cut-off fre-
quency and the output level for the subwoofer.
3 Turn M.C. to select the cut-off frequency.
50Hz—63Hz—80Hz—100Hz—125Hz
4 Turn M.C. to adjust the output level for the sub-
woofer.
+6 to –24 is displayed as the level is increased
or decreased.
Bass Booster (bass boost)
1 Press M.C. to display the setting mode.
2 Turn M.C. to select a desired level.
0 to +6 is displayed as the level is increased or
decreased.
HPF (high pass filter adjustment)
When you do not want low sounds from the sub-
woofer output frequency range to play from the
front or rear speakers, turn on the HPF (high pass
filter). Only frequencies higher than those in the
selected range are output from the front or rear
speakers.
1 Press M.C. to display the setting mode.
2 Press M.C. to turn high pass filter on or off.
3 Turn M.C. to select the cut-off frequency.
50Hz—63Hz—80Hz—100Hz—125Hz
Section
02
13
En