Radio Operation; Manual Tuning; Automatic Seek Tuning; Mono/Stereo Switching - Alpine CDM-7857RB Owner's Manual

Radio Operations
TUNE / A.ME
BAND

Manual Tuning

1
Press the SOURCE button to select the radio
mode.
2
Press the BAND button repeatedly until the
desired radio band is displayed.
Each press changes the band:
→ FM1 → FM2 → MW → LW
3
Press the TUNE button repeatedly until "DX
SEEK" and "SEEK" disappear from the display.
NOTE
The initial mode is DX SEEK.
4
Press the DN g or f UP button to move
downward or upward one step respectively until
the desired station frequency is displayed.

Automatic Seek Tuning

1
Press the SOURCE button to select the radio
mode.
2
Press the BAND button repeatedly until the
desired radio band is displayed.
Each press changes the band:
→ FM1 → FM2 → MW → LW
6
-EN
SOURCE
DN g
f UP
3
4

Mono/Stereo Switching

1
2
3
F
Preset (1 through 6)
Press the TUNE button to illuminate the DX and
SEEK indicators in the display.
The SEEK indicator illuminates only for a few
seconds. With the DX mode activated, both
strong and weak stations will be tuned in the
Auto-Seek operation.
Press again to return to the local mode. The DX
indicator will turn off and the SEEK indicator will
illuminate for a few seconds. Now, only strong
stations will be tuned.
Press the DN g or f UP button to
automatically seek a station downward or
upward respectively.
The unit will stop at the next station it finds.
Press the same button again to seek the next
station.
Press the F button.
The F button changes to green (CDM-7857RB/
CDE-7855RB/CDE-7854R/CDE-7853R), orange
(CDE-7854RM).
"ST" indicator appears when a stereo FM station
is tuned in.
Press the MONO button to switch from stereo to
monaural FM reception. This will help in
reducing the noise of weak FM Stereo
broadcasts. In the monaural mode, the MO
indicator appears. Press the MONO button
again to return to the stereo mode.
Press the F button to activate the normal mode.
The F button returns to red.
MONO