TROUBLESHOOTING

Error code

In the following cases the corresponding error code indication appears. Follow the suggestions below to solve such problems. If the error code indication does not disappear, consult an AIWA service center.

E03 Focus error. Check that the CD is loaded properly (right side up, etc.), and the CD contains valid data.

Reset button

If a CD does not operate properly, press the reset button with a pointed object such as a pencil, etc. Note that all your settings will be erased if this button is pressed.

Reset button

MAINTENANCE

Cleaning the front panel

Wipe the surface with a soft, dry cloth. Do not use liquid cleaners or aerosol cleaners.

Cleaning the connector

The connector needs to be cleaned occasionally. Wipe the surface of the connector with a cotton swab slightly moistened with alcohol.

Back of the front panel

SPECIFICATIONS

RADIO SECTION

(FM)

Frequency Range: 87.5 MHz – 108 MHz

Usable Sensitivity: 12.7 dBf

50 dB Quieting Sensitivity: 17.2 dBf

IF Rejection: 100 dB

Frequency Response: 30 Hz – 15,000 Hz

S/N Ratio: 70 dB

Stereo Separation: 35 dB at 1 kHz

Alternate Channel Selectivity: 90 dB

Capture Ratio: 3 dB

(MW)

Frequency Range: 531 kHz–1,602 kHz

Usable Sensitivity: 30 µV (30 dB)

(LW)

Frequency Range: 144 kHz–288 kHz (1-kHz/9-kHz steps)

Usable Sensitivity: 30 µV (30 dB)

CD SECTION

Frequency Response: 17 Hz – 20 kHz +0/–3 dB

Dynamic Range: More than 85 dB

Channel Separation: More than 60 dB

S/N Ratio: More than 90 dB

Wow/Flutter: Unmeasurable

AUDIO SECTION

Max. Power Output: 45 W 4 channels

AUX input

Input sensitivity (load impedance) AUX: 300 mV

(10 k)

7 ENGLISH

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Aiwa CDC-X227 YZ operating instructions Troubleshooting, Maintenance, Specifications