Perfectpro Rockbull 8717774762059 Data Sheet

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2.  Press the 

EQUALIZER button repeatedly to select the desired EQ. The displayed  

 

EQ will be effective immediately:   

3.  The display will return to normal in 3 seconds, and resume operation.

You can use this as an alternative antenna for your radio in areas or locations where the 

radio signal (FM/DAB/DAB+) is weak to very weak.

Installing: Carefully screw off the standard flexible antenna. First carefully loosen the

antenna with an open-end-wrench (size 14) – turn counter anti-clockwise.

Carefully screw on the metal telescopic antenna and softly tighten it with an open-end 

wrench key (size 14) – turn clockwise.

The menu of the radio can be configured to various languages.

1.  Press the 

On/Off button to switch on the radio.

2.  Press the 

MENU button, and then rotate the TUNING knob until the display shows  

 “System”.

3.  Press the 

TUNING knob; rotate the TUNING knob until the display shows    

 “Language”.

4.  Press the 

TUNING knob b to enter the language adjustment menu.

5.  Rotate the 

TUNING knob until the desired language appears on the display (default  

is English).

6.  Press the 

TUNING knob to confirm your choice.

7.  The display menu will then change to the chosen language.

The software display cannot be altered and is just for your reference. You can only view 

the software version in DAB and FM modes. 

1.  Press the 

On/Off button to switch on the radio.

2.  Press the 

SOURCE button to select FM or DAB mode.

3.  Press the 

MENU button and then rotate the TUNING knob until the display shows  

 “System”.

4.  Press the 

TUNING knob; rotate the TUNING knob until the display shows “SW  

 version”.

5.  Press the 

TUNING knob to view the software version.

6.  Press the 

MENU button to return to the normal radio display. 

If the radio fails to operate correctly, or some digits on the display are missing or 

incomplete, carry out the following procedure. 

1.  Press the 

On/Off button to switch on the radio.

2.  Press the 

MENU button.

3.  Rotate the 

TUNING knob until the display shows “System”. Press the TUNING  

 knob.

4.  Rotate the 

TUNING knob until the display shows “Factory Reset”. Press the    

 

TUNING knob.

5.  Rotate the 

TUNING knob to select between “Yes” or “No”. Select “Yes” if you wish to  

 

reset the radio, otherwise, select “No”.

6.  Press the 

TUNING knob to confirm your choice.

7.  A full reset will be performed. All presets and the station list will be erased. All  

 

settings will be set to the default values. The radio will start up and the display  

 

will show “WELCOME TO DIGITAL RADIO” for a few seconds. Then the radio will  

 

automatically perform an auto scan of the Band III DAB channels and the FM band.   

 

The display will show “Scanning” in DAB and “Auto” in FM.

8.  When the scan is completed, the 10 strongest FM stations will be stored as presets.  

 

The radio will switch to standby with the updated clock and date showing on the  

 display.

In case of malfunction due to electrostatic discharge; reset the product as above to 

resume normal operation. If you are not able to perform the reset operation as above, 

reconnect the power supply.

When the radio is in operation or in standby, pressing any button will illuminate the LCD 

display for approx. 10 seconds.