Panasonic RX-D10, D11 Troubleshooting guide, Maintenance, If the surfaces are dirty, Lens care

Troubleshooting guide

Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing. Some simple checks or a minor adjustment on your part may eliminate the problem and restore proper operation.

If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem, refer to the directory of Authorized Service Centers (enclosed with this unit) to locate a convenient service center, or consult your dealer for instructions.

Problem	Probable cause(s)		Suggested remedy	Page
Common problems
No operation when the unit	Is the AC mains lead still connected to the unit		Disconnect the AC mains lead from the unit.
is powered by batteries.	but disconnected from a household mains socket
	while batteries are being used?
	Are the batteries flat?		Replace them with new ones. Alternatively, use	4
			a household mains socket as the power source.
	Have the batteries been installed incorrectly with		Align the (+) and (–) polarities properly.
	their (+) and (–) polarities reversed?
While listening to CDs
“E” appears.	Incorrect operation has been done.		Operate the unit correctly by following the
			operating instructions.
Play does not start.	Has the CD been installed upside down?		Install the CD with the label side facing up.	10
No display of track
	Has there been a sudden change in temperature?		Condensation may have formed on the lens unit.
numbers, etc.
	For instance, was the unit brought straight from a		Leave it for about an hour before attempting
	cold place into a warm location?		operation again.
Certain sections are not	Is the CD dirty?		Wipe with a soft cloth.	14
played properly.	Is the CD scratched?		Replace with a new CD.
While using the cassette deck
No recording.	Has the tape’s accidental erasure-prevention tabs		Cover the holes with adhesive tape.	14
	been broken off?
High level of noise; poor	Are the heads dirty?		Clean them.	See
sound quality.				below
Tape is not ejected.	Are the batteries flat?		Replace them with new ones or, alternatively, use a
The lid cannot be closed			household mains socket as the power source and	4
when loading the tape.			press [L/c STOP/EJECT] after pressing [- PLAY].
While listening to the radio
High level of noise; stations	Has the antenna been adjusted properly?		Try changing its direction.	9
cannot be tuned in well.
Noise heard during AM	Are you using the remote control of another		Use the remote control at a distance.
reception.	appliance near the unit?
	Are you operating the unit and a TV set at the		Place the unit at a distance from the TV.	13
	same time?		Alternatively, turn off the TV’s power.
While using the remote control transmitter		RX-D11 only
No operation.	Are the batteries flat?		Replace them with new ones.	6
	Have the batteries been installed with their (+)		Align the (+) and (–) polarities properly.
	and (–) polarities aligned properly?

Maintenance

Reference

If the surfaces are dirty

To clean this unit, wipe with a soft, dry cloth.

If the surfaces are extremely dirty, use a soft cloth dipped in a soap- and-water solution or a weak detergent solution.

•Never use alcohol, paint thinner or benzine to clean this unit.

•Before using chemically treated cloth, read the instructions that came with the cloth carefully.

For a cleaner crisper sound

Clean the heads regularly to assure good quality playback and recording. Use a cleaning tape (not inlcuded).

Lens care

Open the CD lid and clean the lens with a blower (not included). If the lens is extremely dirty, clean it with a cotton swab. Recommended product: Lens cleaner kit (SZZP1038C)

Lens

15

RQT5210