Sony STR-DB900 사용자 설명서
44
GB
There is no sound or only a very low-level
sound is heard from the surround speakers.
sound is heard from the surround speakers.
• Make sure the sound field function is on. Press
A.F.D. or MODE on the remote, or SOUND
FIELD on the receiver (page 23).
FIELD on the receiver (page 23).
• Select a CINEMA STUDIO EX mode (page 24).
• Adjust the speaker level (page 15).
• Make sure the surround speakers are set to either
“SMALL” or “LARGE” (page 13).
There is no sound from the active subwoofer.
• Check that “2CH ST.” is not selected (page 23).
The surround effects are not obvious.
• Make sure the sound field function is on. Press
A.F.D. or MODE on the remote, or SOUND
FIELD on the receiver (page 23).
FIELD on the receiver (page 23).
• Sound fields do not function for signals with a
sampling frequency of more than 48 kHz.
Radio stations cannot be tuned in.
• Check that the antennas are connected securely.
Adjust the antennas and connect an external
antenna if necessary (page 7).
antenna if necessary (page 7).
• The signal strength of the station is too weak
(when tuning in with automatic tuning). Use
manual tuning (page 18).
manual tuning (page 18).
• Make sure you set the tuning interval correctly
(when tuning in AM stations with manual tuning).
• No stations have been preset or the preset stations
have been cleared (when tuning by scanning
preset stations). Preset the stations (page 18).
preset stations). Preset the stations (page 18).
• Press DISPLAY so that the frequency appears in
the display (page 21).
FM reception is poor.
• Use a 75-ohm coaxial cable (not supplied) to
connect the receiver to an outdoor FM antenna as
shown below. If you connect the receiver to an
outdoor antenna, ground it against lightning. To
prevent a gas explosion, do not connect the ground
wire to a gas pipe.
shown below. If you connect the receiver to an
outdoor antenna, ground it against lightning. To
prevent a gas explosion, do not connect the ground
wire to a gas pipe.
Radio stations cannot be tuned in.
• Check that the antennas are connected securely.
Adjust the antennas and connect an external
antenna if necessary (page 7).
antenna if necessary (page 7).
• The signal strength of the stations is too weak
(when tuning in with automatic tuning). Use direct
tuning (page 19).
tuning (page 19).
• Make sure the tuning interval is set correctly
(when tuning in AM stations with direct tuning).
• No stations have been preset or the preset stations
have been cleared (when tuning by scanning for
preset stations). Preset the stations (page 18).
preset stations). Preset the stations (page 18).
• Press DISPLAY so that the frequency appears in
the display.
RDS does not work.
• Make sure that you are tuned to an FM RDS
station (page 20).
• Select an FM station with a stronger signal.
The RDS information that you want does not
appear.
appear.
• Contact the radio station and find out whether they
actually provide the service in question. If so, the
service may be temporarily out of order.
service may be temporarily out of order.
There is no picture or an unclear picture
appears on the TV screen or monitor.
appears on the TV screen or monitor.
• Select the appropriate input on the receiver
• Set your TV to the appropriate input mode.
• Move your TV away from the audio components.
Remote control
The remote does not function.
• Point the remote at the remote sensor (
) on the
receiver.
• Remove any obstacles in the path between the
remote and the receiver.
• Replace all the batteries in the remote with new
ones, if they are weak (page 11).
• Make sure you select the correct input on the
remote.
Error messages
You can check the condition of the receiver by
the message. Refer to the following to solve the
problem.
the message. Refer to the following to solve the
problem.
COAXIAL
75
Ω
AM
FM
U
ANTENNA
Receiver
To ground
Ground wire
(not supplied)
(not supplied)
Outdoor FM antenna