Sony CMT-SBT20B, Operating Instructions Manual

33

GB

Tr

oubleshoo

ting

CMT-SBT20B

4-582-332-

11

(1)

DAB/DAB+ radio station is not received 
properly.

C

Check all antenna connections (page 9), 

then perform the DAB Automatic Scan 

procedure. See “Running the DAB Automatic 

Scan manually” (page 16).

C

The current DAB/DAB+ service may not be 

available. Press /PRESET– 



 to select 

a different service.

C

If you have moved to another area, some 

services/frequencies may have changed and 

you may not be able to tune to your usual 

broadcast.

Perform the DAB Automatic Scan procedure 

(page 16) to re-register the contents of 

broadcasts. (Performing this procedure clears 

all previously stored presets.)

BLUETOOTH device

Pairing cannot be performed.

C

Move the BLUETOOTH device closer to the 

system.

C

Pairing may not be possible if other 

BLUETOOTH devices are present around the 

system. In this case, turn off the other 

BLUETOOTH devices.

C

Make sure to enter the correct passkey when 

selecting the model number (this system) on 

the BLUETOOTH device  (page 22).

Connection is not possible.

C

The BLUETOOTH device you attempted to 

connect does not support the A2DP profile, 

and cannot be connected with the system.

C

Enable the BLUETOOTH function of the 

BLUETOOTH device.

C

Establish a connection from the BLUETOOTH 

device.

C

The pairing registration information has been 

deleted. Perform the pairing operation again.

C

Delete the pairing registration information of 

the BLUETOOTH device (page 24) and 

perform the pairing operation again 

(page 21).

The sound skips or fluctuates, or the 
connection is lost.

C

The system and the BLUETOOTH device are too 

far apart.

C

If there are obstacles between the system and 

your BLUETOOTH device, remove or avoid the 

obstacles.

C

If there is equipment that generates 

electromagnetic radiation, such as a wireless 

LAN, other BLUETOOTH device, or a microwave 

oven nearby, move them away.

The sound of your BLUETOOTH device 
cannot be heard on this system.

C

Increase the volume on your BLUETOOTH 

device first, then adjust the volume using 

/– 



.

There is severe hum, noise or distorted 
sound.

C

If there are obstacles between the system and 

your BLUETOOTH device, remove or avoid the 

obstacles.

C

If there is equipment that generates 

electromagnetic radiation, such as a wireless 

LAN, other BLUETOOTH device, or a microwave 

oven nearby, move them away.

C

Turn down the volume of the connected 

BLUETOOTH device.

To reset the system to factory 
settings

If the system still does not operate properly, 
reset the system to factory settings.

1 

Press 



/





 to turn on the system.

2 

Press and hold FUNCTION 



 and 





 on 

the unit at the same time until “RESET” 
appears on the display 



.

All user-configured settings, such as preset radio 
stations, timer, the clock, and the pairing 
information of BLUETOOTH devices are deleted.
If the problem persists after doing all of the 
above, consult your nearest Sony dealer.

Note

•

If you dispose of the unit or give it to another 
person, reset the unit for security.