Sony MHC-RV50 Інструкція з експлуатації Посібник з експлуатації - Сторінка 38

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Troubleshooting

Problems and remedies

Should you encounter a problem with your

system, do the following:

Make sure the power cord and speaker

cords are correctly and firmly connected.

Find your problem in the troubleshooting

checklist below and take the indicated

corrective action.

If the problem persists after doing all of the

above, consult your nearest Sony dealer.

When the ?/1 indicator flashes

Immediately unplug the power cord and check

the following items.

• Is the voltage selector set to the correct

voltage?

Check the voltage for your region, then make

sure the voltage selector is set correctly.

• Are the + and – speaker cords short-circuited?

• Are you using only the prescribed speakers?

• Is anything blocking the ventilation holes on

the rear of the system?

Check all the above items and fix any problems

found. After

reconnect the power cord and turn on the

system. If the indicator still flashes, or if the

cause of the problem cannot be found even after

checking all the above items, consult your

nearest Sony dealer.

General

The display starts flashing as soon as you

plug in the power cord even though you have

not turned on the system (see step 6 of

"Hooking up the system" (page 7)).

• Press DISPLAY twice while the system is off. The

demonstration disappears.

"– –:– –" appears in the display.

• A power interruption has occurred. Set the clock

(page 10) and timer settings (pages 29 and 30)

again.

?/1

indicator stops flashing,

The clock setting/radio presetting/timer is

canceled.

• Redo the following:

– "Setting the clock" (page 10)

– "Presetting radio stations" (page 18)

– "Check the setting" (pages 30 and 31)

– "Timer recording radio programs" (page 30)

There is no sound.

• Press VOL +/– or turn VOLUME control on the

unit clockwise.

• Make sure the headphones are not connected.

• Check the speaker connections (page 7).

• There is no audio output during timer recording.

There is no microphone sound.

• Press VOL +/– (or turn VOLUME on the unit) or

turn MIC LEVEL on the unit to adjust the

microphone volume.

• Make sure the microphone is connected to the

MIC jack on the unit correctly.

Sound comes from one channel, or

unbalanced left and right volume.

• Place the speakers as symmetrically as possible.

• Connect the supplied speakers.

Sound lacks bass.

• Check that the speaker's + and – jacks are

connected correctly.

There is severe hum or noise.

• Move the system away from the source of noise.

• Connect the system to a different wall outlet.

• Install a noise filter (commercially available) to

the power cord.

The timer cannot be set.

• Set the clock again (page 10).

The timer does not function.

• Check the timer setting and set the correct time

(pages 30 and 31).

• Cancel the Sleep Timer Function (page 29).

The remote does not function.

• Remove the obstacle.

• Move the remote closer to the system.

• Point the remote at the system's sensor.

• Replace the batteries (R6/size AA).

• Locate the system away from the fluorescent light.

There is acoustic feedback.

• Reduce the volume.

• Move the microphone away from the speakers or

change the direction of the microphone.