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Troubleshooting
If you run into any problem using this stereo
system, use the following checklist.
First, check that the power cord is connected
firmly and that the speakers are connected
correctly and firmly.
Should any problem persist, consult your
nearest Sony dealer.
General
The display starts flashing as soon as you
plug in the power cord even though you
haven’t turned on the system
(demonstration mode).
•Press DISPLAY (for LBT-LX50/LX30/
LX7/LX5) or DEMO (STAND BY) (for
other models) while the system is off.
If the system is in the Power Saving
mode, press POWER SAVE/DEMO
(STAND BY) (for LBT-LX50/LX30/LX7/
LX5).
The demonstration appears automatically
the first time you plug in the power cord,
or if there is a power outage lasting
longer than half a day.
The clock setting/radio presetting is
canceled.
•The power cord is disconnected or a
power failure occurs for more than half a
day.
Redo the following procedures:
– “Step 3: Setting the time” on page 7.
– “Step 4: Presetting radio stations” on
page 8.
To set the timer function again, also redo
“Waking up to music” on page 38 and
“Timer-recording radio programs” on
page 39.
There is no sound.
•The jumpers for the DJ MIX jacks are not
connected (for European, North
American, and Mexican models only).
•Turn VOLUME clockwise.
•The headphones are connected.
•Insert only the stripped portion of the
speaker cord into the SPEAKER jack.
Inserting the vinyl portion of the speaker
cord will interfere with the speaker
connection.
continued
•The volume level is automatically set to
the minimum during the Timer-
recording.
There is no microphone sound.
•Turn VOLUME or MIC LEVEL to adjust
the microphone volume.
•Make sure the microphone is connected to
the MIX MIC jack correctly.
There is no guitar sound.
•Turn VOLUME or GUITAR LEVEL to
adjust the guitar volume.
•Make sure the guitar is connected to the
GUITAR jack correctly.
•Select “MIX GUITAR/KARAOKE” by
pressing MIX GUITAR/KARAOKE.
There is severe hum or noise.
•A TV or VCR is placed too close to the
stereo system. Move the stereo system
away from the TV or VCR.
“0:00” (for European models) or “12:00AM”
(for other models) flashes in the display.
•A power interruption occurred. Reset the
clock and timer settings.
The timer does not function.
•Set the clock correctly.
DAILY and REC do not appear when you
press c/CLOCK SET.
•Set the timer correctly.
•Set the clock.
The remote does not function.
•There is an obstacle between the remote
and the system.
•The remote is not pointing in the direction
of the system’s sensor.
•The batteries have run down. Replace the
batteries.
There is acoustic feedback.
•Decrease the volume level.
•Move the microphone away from the
speakers or change the direction of the
microphone.
The color irregularity on a TV screen
persists.
•Turn off the TV set once, then turn it on
after 15 to 30 minutes. If the color
irregularity still persists, place the
speakers farther away from the TV set.