Sony HCD-441 - Troubleshooting; Tuner Troubleshooting; Cassette Deck Troubleshooting; Compact Disc Troubleshooting

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Before going through the check list below, first refer back to the connection and operating procedures.
Should any problem persist after you have made these checks, consult your nearest Sony dealer.
Tuner Operation
STEREO indicator blinks. « A very weak FM station or a noisy FM program is received. —+
Adjust the antenna or connect an external FM antenna.
Severe hum or noise. ¢ The signal strength is too weak. —+ Adjust the antenna, connect an
external antenna or connect the ground wire.
Cassette Deck Operation
The @ button does not activate. ¢ No tape in the cassette compartment.
* The tab has been removed from the tape. (See page 14.) —» Cover the
opening with plastic tape.
Function buttons do not activate.
Recording or playback cannot be made, or there
is decrease in sound level. —+ Clean or demagnetize the heads. (See page 24.)
Excessive wow, flutter or dropout.
Unbalanced tone in high frequencies. ¢ Improper setting of DOLBY NR. —> When playing back, set the
switch to the same position used in recording.
Compact Disc Operation
Remote commander does not operate the unit. * No disc in the CD section.
¢ The unit is in the pause mode. —>+ Press [= or 6 to release pause.
* Moisture condensation. —> Leave the unit turned on for about an
hour.
* The disc is set upside down. —+ Set the disc with the label side up.
* The disc is tilted. —» Set the disc correctly.
The disc is extremely dirty.
Any operation is not possible. ¢ The internal control program may not run. —> Turn off the power
and turn it on again.
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