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Troubleshooting Guide
What might appear to be a malfunction in your unit may
just be the result of slight misoperation or miswiring.
Before calling service, first check the following table for
possible problems.
?The HD Radio mode cannot be selected.
✔The connection wire is not connected.
☞Use the connection wire to connect the control unit and the HD
Radio tuner.
✔HD Radio tuner is connected to KCA-S210A or other units.
☞Connect the HD Radio tuner directly to the control unit.
?Nothing happens when the buttons are pressed.
✔The computer chip in the unit is not functioning normally.
☞Press the reset button on the Control/Controller unit .
?No sound can be heard, or the volume is low.
✔The input/output wires or wiring harness are connected incorrectly.
☞Reconnect the input/output wires and/or the wiring harness
correctly. See the section on <Connecting Wires to Terminals>.
✔The preset broadcast station is not transmitting in the mode that was
set with <Receive Mode>.
☞Please set <Receive Mode> to "Auto".
✔In digital AM broadcasting, receive mode switches between stereo and
monaural too often.
☞Receiving condition is bad or unstable. Stereo is chosen when
receiving condition is good, and it switches to monaural when the
condition becomes bad.
✔HD Radio tuner is connected to KCA-S210A or other units.
☞Connect the HD Radio tuner directly to the control unit.
?Radio reception is poor.
✔The car antenna is not extended.
☞Pull the antenna out all the way.
✔The antenna control wire is not connected.
☞Connect the wire correctly, referring to the section on <Connecting
Wires to Terminals>.
Specifications
Analog FM tuner section
Frequency range (200 kHz space) ............87.9 MHz – 107.9 MHz
Usable sensitivity (S/N = 30dB) ....................9.3dBf (0.8 µV/75 Ω)
Quieting Sensitivity (S/N = 50dB) ...............15.2dBf (1.6 µV/75 Ω)
Frequency response (±3 dB).................................30 Hz – 15 kHz
Signal to Noise ratio (MONO)..............................................70 dB
Selectivity (±400 kHz).......................................................≥80 dB
Stereo separation (1 kHz) ....................................................40 dB
Digital FM tuner section
Frequency range (200 kHz space) ............87.9 MHz – 107.9 MHz
Frequency response (±3 dB).................................30 Hz – 15 kHz
Signal to Noise ratio (STEREO)............................................70 dB
Analog AM tuner section
Frequency range (10 kHz space) ...................530 kHz – 1700 kHz
Usable sensitivity (S/N = 20dB) .............................28 dBµ (25 µV)
Digital AM tuner section
Frequency range (10 kHz space) ...................530 kHz – 1700 kHz
Frequency response (±3 dB).................................30 Hz – 15 kHz
Signal to Noise ratio (STEREO)............................................70 dB
General
Operating voltage .............................14.4 V (11 – 16 V allowable)
Current consumption........................................................500 mA
Operating Environment .......................................-20 °C – +70 °C
Installation size (W ×H ×D) .................188.5 ×30.0 ×145.5 mm
7-7/16 ×1-3/16 ×5-3/4 in.
Weight .................................................................1.65 lbs (750 g)