JVC Kd-r303 Instruction Manual

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13SETTINGS
Initial: Underlined
Menu operations
Category Menu items Selectable settings, [reference page]
DEMO
DEMO
Display 
demonstration• DEMO ON
• DEMO OFF:  Display demonstration will be activated automatically if no 
operation is done for about 20 seconds, [7].
: Cancels.
CLOCK
CLOCK DISP *1
Clock display• CLOCK ON
• CLOCK OFF:  Clock time is shown on the display at all times when the 
power is turned off.
:  Cancels; pressing DISP will show the clock time for about 5 
seconds when the power...

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14SETTINGS
Category Menu items Selectable settings, [reference page]
TUNER
MONO *3
Monaural mode• MONO ON
• MONO OFF:  Activate monaural mode to improve FM reception, but stereo 
effect will be lost, [8].
:  Restore the stereo effect.
IF BAND
Intermediate 
frequency band• AUTO
• WIDE:  Increases the tuner selectivity to reduce interference noises 
between adjacent stations. (Stereo effect may be lost.)
:  Subject to interference noises from adjacent stations, but 
sound quality will not be...

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15REFERENCES
 Basic operations
Turning on the power
•  By pressing SRC button on the unit, you can also turn 
on the power. If the source is ready, playback also 
starts.
Turning off the power
•  If you turn off the power while listening to a track, 
playback will start from where it had been stopped 
previously next time you turn on the power.
General
•  If you change the source while listening to a disc, 
playback stops.
 Next time you select “CD” as the playback source, 
playback will start...

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16
•  This unit can recognize a total of 512 files, 
255 folders, and 8 hierarchical levels.
•  This unit can play back files recorded in VBR (variable 
bit rate).
 Files recorded in VBR have a discrepancy in the 
elapsed time display, and do not show the actual 
elapsed time. In particular, this difference becomes 
noticeable after performing the search function.
•  This unit cannot play back the following files:
 –  MP3 files encoded in MP3i and MP3 PRO format.
 –  MP3 files encoded in an...

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17REFERENCES
Troubleshooting
What appears to be trouble is not always serious. Check the following points before calling a service center.
Symptoms Remedies/Causes
General
•  Sound cannot be heard from the speakers. •  Adjust the volume to the optimum level.
•  Check the cords and connections.
•  The unit does not work at all. Reset the unit (see page 3).
•  “AUX IN” cannot be selected. Check the “SRC SELECT” 
= “AUX IN” setting (see 
page 14).
FM/AM
•  SSM automatic presetting does not work....

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18
Symptoms Remedies/Causes
MP3/WMA playback (for KD-R306/KD-R305)
•  Disc cannot be played back. •  Use a disc with MP3/WMA tracks recorded in a format 
compliant with ISO 9660 Level 1, Level 2, Romeo, or 
Joliet.
•  Add the extension code  or  to the 
file names.
•  Noise is generated. Skip to another track or change the disc. (Do not add the 
extension code  or  to non-MP3 or 
WMA tracks.)
•  A longer readout time is required 
(“READING” keeps flashing on the display).Do not use too many...

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19REFERENCES
 How to clean the connectors
Frequent detachment will deteriorate the connectors.
To minimize this possibility, periodically wipe the 
connectors with a cotton swab or cloth moistened with 
alcohol, being careful not to damage the connectors.
 Moisture condensation
Moisture may condense on the lens inside the unit in 
the following cases:
•  After starting the heater in the car.
•  If it becomes very humid inside the car.
Should this occur, the unit may malfunction. In this 
case,...

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20
AUDIO AMPLIFIER SECTION
Maximum Power Output: Front/Rear: 50 W per channel
Continuous Power Output (RMS): Front/Rear: 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz 
at no more than 0.8% total harmonic 
distortion.
Load Impedance: 4 Ω (4 Ω to 8 Ω allowance)
Tone Control Range: Bass: ±12 dB at 100 Hz
Treble: ±12 dB at 10 kHz
Frequency Response: 40 Hz to 20 000 Hz
Signal-to-Noise Ratio: 70 dB
Line-Out Level/Impedance: 2.5 V/20 kΩ load (full scale)
Output Impedance: 1 kΩ
Other Terminal: AUX...

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21REFERENCES
CD PLAYER SECTION 
Type: Compact disc player
Signal Detection System: Non-contact optical pickup (semiconductor laser)
Number of Channels: 2 channels (stereo)
Frequency Response: 5 Hz to 20 000 Hz
Dynamic Range: 93 dB
Signal-to-Noise Ratio: 98 dB
Wow and Flutter: Less than measurable limit
For KD-R306/KD-R305:
MP3 Decoding Format: (MPEG1/2 Audio Layer 3) Max. Bit Rate: 320 kbps
WMA (Windows Media® Audio) Decoding Format: Max. Bit Rate: 192 kbps
GENERAL
Power Requirement: Operating...

EN, TH
0808DTSMDTJEIN© 2008 Victor Company of Japan, Limited 
Having TROUBLE with operation?
Please reset your unit
Refer to page of How to reset your unit
Rear_KD-R306_001A_f.indd   2Rear_KD-R306_001A_f.indd   220/8/08   3:32:43 PM20/8/08   3:32:43 PM