Troubleshooting - JVC KD-R601 Instructions Manual

Preset value setting for each sound mode
Sound
mode
Freq.
USER 60 Hz
ROCK 100 Hz
CLASSIC 80 Hz
POPS 100 Hz
HIP HOP 60 Hz
JAZZ 80 Hz
Freq.: Frequency Q: Q-slope

Troubleshooting

What appears to be trouble is not always serious. Check the following points before calling a service center.
Symptoms
• Sound cannot be heard from the
speakers.
• The unit does not work at all.
• "AUX IN" cannot be selected.
• Nothing appear on the display.
• SSM automatic presetting does not work. Store stations manually.
• Static noise while listening to the radio.
• "AM" cannot be selected.
36
BASS
Level Q Freq.
00 Q1.25 1.0 kHz
+03 Q1.0 1.0 kHz
+01 Q1.25 1.0 kHz
+02 Q1.25 1.0 kHz
+04 Q1.0 1.0 kHz
+03 Q1.25 1.0 kHz
Preset value
MIDDLE
Level Q Freq.
00 Q1.0 10.0 kHz
00 Q1.25 10.0 kHz
00 Q1.25 10.0 kHz
+01 Q1.25 10.0 kHz
–02 Q1.0 10.0 kHz
00 Q1.25 10.0 kHz
Remedies/Causes
• Adjust the volume to the optimum level.
• Check the cords and connections.
Reset the unit (see page 3).
Check the "SRC SELECT"
page 30).
Check the "USER" color settings (see page 31).
Connect the aerial firmly.
Check the "SRC SELECT"
page 30).
TREBLE LOUD
(loudness)
Level Q
00 —
+02 —
+03 —
OFF
+02 —
+01 —
+03 —
=
"AUX IN" setting (see
=
"AM" setting (see