Roadmaster VR3 VR500CS-BT - Manual (Page 12)

Basic Operation
1. Tuning the Unit On / Off
Press any Button to turn the unit on, the dis-
play will show a message WELCOME to in-
dicate it is ready for use. Press the POWER
button for 2 seconds to turn the unit off.
2. Mode Selection
Press the BAND Button to select Radio
Mode. Press and hold the MOD/MUT But-
ton to cycle the Play Mode between AUX,
RADIO and CD PLAY.
Note: USB mode or memory card mode will
only be displayed when a USB flash memo-
ry or SD Card is inserted.
3. Loudness Control (head unit only)
Press and hold the Volume Knob for 2 sec-
onds, then press the Volume Knob repeat-
edly to cycle through to “LOUD OFF”. Then
rotate the Volume Knob to turn to “LOUD
ON” for loudness to take effect.
4. Subwoofer Control
Press SUB/# Button on the front panel, or
press the #/SUB Button on the remote con-
trol to turn the subwoofer ON or OFF.
The unit must have an external amplifier in-
stalled to drive the subwoofer.
5. Mute Control
Press and hold the MOD/MUT Button to
mute the radio. Press and hold again to
cancel. Note: If you press this button but
do not hold it, it will change to another play
mode.
6. Volume
Use the Volume Knob to adjust the volume
level. The display shows VOL 00 to VOL 47.
The larger the number, the higher the vol-
ume level.
7. Bass
Press the Volume Knob until the display
shows “BAS”. Use the Volume Knob to ad-
just. When DSP is ON, bass control is not
available.
8. Treble
Press Volume Knob until the display shows
“TRE”. Use the Volume Knob to adjust.
When DSP is ON, treble control is not avail-
able.
9. Balance
Press Volume Knob four times and the dis-
play shows “BAL”, then use the Volume
Knob to adjust the balance between the left
& right speakers.
10. Fader
Press Volume Knob five times and the dis-
play shows “FAD”, then use the Volume
Knob to adjust the balance between the
front & rear speakers.
11. Clock
The time clock can be set anytime when
the power is on. Press the DISP Button and
then press and hold DISP Button for 3 sec-
onds, the time will blink on the display.
1. Press the VOL + Button to adjust the hour.
2. Press the VOL - Button to adjust the minute.
3. Press the DISP Button again or leave the
unit idle for new setting to effect. Press the
DISP Button anytime to view the time clock
display.
12. Preset Beep Sound Off
1. Press the Volume Knob for 2 Seconds.
The display will show “DSP OFF”, then
press the Volume Knob repeatedly until the
display shows “BEEP OFF”. Use the Vol-
ume Knob to select “BEEP OFF” or “BEEP
ON”, then leave the unit idle for setting to
take effect.
13. Preset Equalizer Function
Press and hold the Volume Knob for 2 sec-
onds, the display will show “EQ OFF”. Press
the Volume Knob to choose the EQ sound
effect desired.
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