Sony MEX-BT2800 Operating Instructions Manual page 28
Bluetooth audio system
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Also See for MEX-BT2800:
- Operating instructions manual (164 pages) ,
- User manual (50 pages) ,
- Specifications (2 pages)
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The display disappears from/does not appear
in the display window.
• The dimmer is set to "DIM-ON" (page 22).
• The display disappears if you press and hold
(SOURCE/OFF).
t Press (SOURCE/OFF) on the unit until the
display appears.
• The connectors are dirty (page 25).
The Auto Off function does not operate.
The unit is turned on. The Auto Off function activates
after turning off the unit.
t Turn off the unit.
Radio reception
The stations cannot be received.
The sound is hampered by noises.
• The connection is not correct.
t Connect a power antenna (aerial) control lead
(blue) or accessory power supply lead (red) to the
power supply lead of a car's antenna (aerial)
booster (only when your car has built-in FM/AM
antenna (aerial) in the rear/side glass).
t Check the connection of the car antenna (aerial).
t If the auto antenna (aerial) will not go up, check
the connection of the power antenna (aerial)
control lead.
Preset tuning is not possible.
• Store the correct frequency in the memory.
• The broadcast signal is too weak.
Automatic tuning is not possible.
• Setting of the local seek mode is not correct.
t Tuning stops too frequently:
Set "LOCAL-ON" (page 22).
t Tuning does not stop at a station:
Set "LOCAL-OFF" (page 22).
• The broadcast signal is too weak.
t Perform manual tuning.
During FM reception, the "ST" indication
flashes.
• Tune in the frequency accurately.
• The broadcast signal is too weak.
t Set "MONO-ON" (page 22).
An FM program broadcast in stereo is heard in
monaural.
The unit is in monaural reception mode.
t Set "MONO-OFF" (page 22).
RDS
PTY displays "- - - - - - - -."
• The current station is not an RDS station.
• RDS data has not been received.
• The station does not specify the program type.
CD playback
The disc cannot be loaded.
• Another disc is already loaded.
• The disc has been forcibly inserted upside down or in
the wrong way.
28
The disc does not play back.
• Defective or dirty disc.
• The CD-Rs/CD-RWs are not for audio use (page 23).
MP3/WMA files cannot be played back.
The disc is incompatible with the MP3/WMA format
and version (page 24).
MP3/WMA files take longer to play back than
others.
The following discs take a longer time to start
playback.
– a disc recorded with a complicated tree structure.
– a disc recorded in Multi Session.
– a disc to which data can be added.
The display items do not scroll.
• For discs with very many characters, those may not
scroll.
• "A.SCRL" is set to "OFF."
t Set "A.SCRL-ON" (page 22).
t Press and hold (DSPL/SCRL).
The sound skips.
• Installation is not correct.
t Install the unit at an angle of less than 45° in a
sturdy part of the car.
• Defective or dirty disc.
The operation buttons do not function.
The disc will not eject.
Press the RESET button (page 6).
Bluetooth function
The connecting device cannot detect this unit.
• Before the pairing is made, set this unit to pairing
standby mode.
• While connected to a Bluetooth device, this unit
cannot be detected from another device. Disconnect
the current connection and search for this unit from
another device.
• When the device pairing is made, set the Bluetooth
signal output to on (page 19).
Connection is not possible.
• Connect to this unit from a Bluetooth device or vice
versa. The connection is controlled from one side
(this unit or Bluetooth device), but not both.
• Check the pairing and connection procedures in the
manual of the other device, etc., and perform the
operation again.
The talker's voice volume is low.
Adjust the volume level.
A call partner says that the volume is too low
or high.
Adjust the volume accordingly using Mic Gain
adjustment (page 19).
Echo or noise occurs in phone call
conversations.
• Lower the volume.
• If the ambient noise other than the phone call sound
is loud, try reducing this noise.
E.g.: If a window is open and road noise, etc., is loud,
shut the window. If the air conditioner is loud, lower
the air conditioner.
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