MAESTRO 3.0 Blue
Rev 1.14
18
TROUBLESHOOTING
The radio band frequency is disturbed.
Select a different radio frequency as descried in the MENU SET UP in sub menu FREQUENCY at
page 16.
The audio is distorted and it is too low.
Verify that the antennas plugs are correctly connected.
If the problem is with your USB, carry out a scanning of your MP3 files using MP3GAIN in order to
normalize the volume. If the problem is with the AUX IN input, adjust the volume directly on the
source.
After the connection of the module the steering wheel
commands don’t
manage any functions.
Verify the correct connection of MAESTRO 3.0 Blue to the power cables of the vehicle.
Make a RESET of MAESTRO 3.0 Blue as described at page 6 of this manual.
Verify that the CANBUS, GMLAN or Resistive connections were done correctly.
Verify that the vehicle is in the compatibility list.
Verify that in case of resistive vehicle protocol, the self learning procedure was done correctly.
It’s not possible to carry out the self learning procedure for the resistive steering wheel commands.
Make the self learning procedure of the steering wheel commands being sure to keep pressed each
buttons for minimum 2 seconds.
Verify the vehicle compatibility consulting the connections attachment.
When the car is off, MAESTRO 3.0 Blue doesn’t switch off.
Verify the ignition connections, if the vehicle is CANBUS the connection of the ignition wire is not
required, if the vehicle is Resistive verify that the ignition wire is correctly connected .
MAESTRO 3.0 Blue doesn’t play the files stored in the USB pen.
Be sure that the files stored are in MP3, AAC, WMA or M4A format and that the USB pen is working.
It is suggested to format the USB pen in FAT 32 mode with 512bytes sectors.
Remove files from the USB pen, format it and reload all files in the USB pen.
MAESTRO 3.0 Blue is correctly working but it is not possible to enter the menu with the steering wheel
commands.
Verify the available configuration as described at pages 11, 12, 13 e 14. Attention some models of swc
don’t have the long pressure condition.
MAESTRO 3.0 Blue doesn’t play automatically the music from the USB pen during the start up.
Some USB pens don’t allow to start the reproduction during the switch on, if it happens please remove
and insert again the USB pen.
MAESTRO 3.0 Blue doesn’t continue from last track point listened before switch it off.
This feature is possible only when the track listened is in MP3 format.
MAESTRO 3.0 Blue not found during a Bluetooth scan
Check if the key is turned on
Disable and enable again Bluetooth from the device and execute another scan
Track title is not shown in the display during Audio Bluetooth streaming
Verify that the device supports Bluetooth AVRCP protocol
Car Phone button doesn’t allow to reply to a phone call received through MAESTRO 3.0 Bluetooth
In some cars Phone buttons are dedicated to OEM Bluetooth systems and for this reason can’t be
used to manage MAESTRO 3.0 Blue.
MAESTRO 3.0 Blue
Rev 1.14
3
INSTALLATION
MAESTRO 3.0 BLUE is easy to install but we suggest to require the support of a qualified techni-
cian.
Please turn off the key before starting to install the module.
1. First of all you need to remove the OEM radio.
2. Disconnect the radio connector.
ATTENTION! IF THE RADIO HAS A SECURITY CODE PROTECTION PLEASE BE SURE
THAT IS AVAILABLE BEFORE DISCONNECT THE RADIO CONNECTOR.
3. Please verify the steering wheel commands protocol in order to understand which kind of con-
nection is to be made.
MAESTRO 3.0 BLUE can manage CANBUS, GMLAN and R-Ladder steering wheel commands
protocols.
Steering wheel connection are explained in the attached document, in order to understand the
logic please see the diagram at page 4.
If the vehicle is not equipped with steering wheel commands the interface management could be
done with a wireless remote (optional) as explained at page 10.
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