Sony CDX-CA850: CD/MD playback Troubleshooting General Radio reception

CD/MD playback

Troubleshooting

A disc cannot be loaded.

• Another CD/MD is already loaded.

The following checklist will help you remedy

• The CD/MD is forcibly inserted upside down

problems you may encounter with your unit.

or in the wrong way.

Before going through the checklist below, check

Playback does not begin.

the connection and operating procedures.

• Defective MD or dirty CD.

• CD-R that is not finalized, or a CD-RW.

General

• You tried to playback a CD-R not designed

No sound.

for audio use.

• Press (VOL) to adjust the volume.

• Some CD-Rs may not play due to its

• Cancel the ATT function.

recording equipment or the disc condition.

• Set the fader control to the centre position for

A disc is automatically ejected.

a 2-speaker system.

The ambient temperature exceeds 50°C.

The contents of the memory have been

The operation buttons do not function.

erased.

CD will not be ejected.

• The RESET button has been pressed.

Press the RESET button.

• Store again into the memory.

The sound skips from vibration.

• The power cord or battery has been

• The unit is installed at an angle of more than

disconnected.

60°.

• The power connecting cord is not connected

• The unit is not installed in a sturdy part of

properly.

the car.

No beep sound.

The sound skips.

• The beep sound is cancelled (page 26).

Dirty or defective disc.

• An optional power amplifier is connected

and you are not using the built-in amplifier.

Cannot turn off the “--------” indication.

You entered the name edit mode.

Indications disappear from/do not appear in

t Press (LIST) for 2 seconds.

the display.

• The clock display disappears if you press

(OFF) for 2 seconds.

Radio reception

t Press the power on/off button on the unit

Preset tuning is not possible.

to display the clock.

• Store the correct frequency in the memory.

• Remove the front panel and clean the

• The broadcast signal is too weak.

connectors. See “Cleaning the connectors”

(page 29) for details.

The stations cannot be received.

The sound is hampered by noises.

Stored stations and correct time are erased.

• Connect a power aerial control lead (blue) or

The fuse has blown.

accessory power supply lead (red) to the

Makes noise when the ignition key is in the

power supply lead of a car’s aerial booster.

ON, ACC, or OFF position.

(Only when your car has built-in FM/MW/

The leads are not matched correctly with the

LW aerial in the rear/side glass.)

car’s accessory power connector.

• Check the connection of the car aerial.

No power is being supplied to the unit.

• The auto aerial will not go up.

• Check the connection. If everything is in

t Check the connection of the power aerial

order, check the fuse.

control lead.

• The car does not have an ACC position.

• Check the frequency.

t Press the power on/off button on the unit.

• When the DSO mode is on, the sound is

The power is continuously supplied to the

sometimes hampered by noises.

unit.

t Set the DSO mode to off (page 28).

The car does not have an ACC position.

Automatic tuning is not possible.

The power aerial does not extend.

• The local seek mode is set to “on.”

The power aerial does not have a relay box.

t Set the local seek mode to “off” (page

27).

The rotary commander cannot be operated.

• The broadcast signal is too weak.

Rotate the dial at the bottom of the rotary

t Perform manual tuning.

commander until it can be operated.

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