Marantz CDR300 - Manual (Page 35)

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Troubleshooting
Warning!
Under no circumstances should you try to
repair the unit yourself. That will cause a
safety hazard and void the warranty.
No Power
• Check that the Power switch on the back of the
CDR300 is in the in ON position.
• If the STANDBY light is lit, slide the POWER
switch to the right.
• Check that the power cord is plugged in correctly.
• Switch the Power switch on the back of the unit
OFF and then back ON.
No sound
• Check audio connections.
• Check position of level control (LINE OUT for
attached amplifier speaker system, PHONE/
SPEAKER LEVEL for internal speaker or head-
phones).
Amplified sound is distorted
• Check that LINE OUT is not connected to a Phone
input.
• Check that the disc is not defective (try another
disc.)
Play will not start
• Check that the disc is inserted correctly.
• Check that the disc is not defective (try another
disc.)
Remote control does not work
• Check that the REMOTE EXT./INT. switch is at
INT.
• Point the infrared remote at the remote sensor.
• Check/replace batteries.
Recording is distorted
• Check/lower recording level.
• Check for a defective disc by trying another disc.
Will not record
• Check/clean the disc.
• Check that the disc is recordable.
• Check that the right input source is selected.
• Check that the disc is not defective. Clean the
disc or try another disc.
Maintenance
• Clean the CDR300 with a soft, slightly dampened
lint-free cloth. Do not use any cleaning agents as
they may have a corrosive effect.
• Do not expose the CDR300, batteries or CDs to
humidity, rain, sand or excessive heat (caused by
heating equipment or direct sunlight).
• The lens may cloud over when the CDR300 is
suddenly moved from cold to warm surroundings.
It is not possible to play a CD then. Leave the
CDR300 in a warm environment until the moisture
evaporates.
• Always keep the tray closed to avoid dust on the
lens.
Disc problems
Display message Description
DATA/DISC ERROR ............... Disc is not an audio CD.
DISC ERROR ........................ Corrupt or out of specifications disc.
OPC ERROR ......................... Optimum Power Calibration (OPC) failure. Disc problem, use new disc.
REC ERROR ......................... Recording interrupted as a result of transport failure due to shock or a bad
sector of the recordable disc.