Roadstar HRA-1750D+BT Manuel D'instructions page 5

15. Mute Button
16. Number Button
17. Open/Close Button
18. USB Function Button
19. Bluetooth Function / AUX Function Button
20. Random Button
21. Dimmer Button
22. Super Bass Button
23. Sleep Button
24. Timer Button
25. Information / RDS information Button
26. Search Forward / Tuning Forward Button
27. Stop / SCAN / Pairing Cleared Button
28. Volume Up Button
29. Volume Down Button
30. Program / Memory Button
ECO-POWER/CLOCK MODE FEATURES
Switching ON / OFF
When you first connect the unit to the AC power, the unit will be in clock mode.
 Press the STANDBY button, the unit switches to the last selected source.
Press the STANDBY button to switch the unit back to clock mode.

Switching the system to ECO Power/Clock mode
Long pressing the STANDBY for 2 seconds or more to switch to ECO Power or clock
mode.
 ECO Power mode: The clock will not be displayed. Press the CLOCK button to
display the clock on the LCD.
 Clock mode: The clock display on the LCD.

Note: If the unit is idle for more than 15 minutes, it will automatically switch to ECO-
Power mode.
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SETTING THE CLOCK
Setting the Clock Manually
1. In standby mode, long pressing the CLOCK button on the remote control for 2 se-
conds or more to activate the clock setting mode. [24H] or [12H] hour format will
blink.
2. Rotate the VOLUME knob on the unit or press the VOL +/- buttons on the remote
control to set the 12/24 hour format.
3. Press the CLOCK button, hour indicator will blink.
4. Rotate the VOLUME knob on the unit or press the VOL +/- buttons on the remote
control to set the hour.
5. Press the CLOCK button, minute indicator will blink.
6. Rotate the VOLUME knob on the unit or press the VOL +/- buttons on the remote
control to set the minute.
7. Press the CLOCK button, the built-in clock starts operating.
Note:
You can set the clock in standby mode only.

 If no button is pressed in 90 seconds, the unit exits clock setting mode automatically.
If a power failure occurs or the unit is disconnected from the mains, the clock setting

will be lost.
Automatically Synchronzies Clock Time
In DAB/RDS station, the unit can synchronize with time transmitted by DAB/RDS station
automatically.
1. In DAB/RDS station, long pressing INFO button for 2 seconds or more to select to
CT (clock time).
When received and display a correct CT time, then using  buttons to select "Manual
SYNC" and press the  button to confirm manual synchronizes main unit clock time.
SOUND QUALITY
Adjusting the Volume
To increase or decrease the volume, rotate the VOLUME knob on the unit or press the
VOL +/- buttons on the remote control.