Aiwa CDC-X447M Manual de servicio descargar pdf (Pagina 28)

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1. How to activate CD test mode

1) Remove the resistor R907 (100kΩ) from the MAIN C.B and

add R999 (22kΩ resistor or chip resistor) to the MAIN C.B.

(Fig. 1)

2) Connect +12V to ACC/BACK UP and – (minus) to the

ground of the CONNECTOR ASSY.

3) Turn on the power.

4) Test mode will be activated and all LCD display will light

up. (Fig. 2)

TEST MODE

2. How to cancel CD test mode

1) Turn off +12V to ACC/BACK UP.

2) Solder back the resistor R907 (100kΩ) and remove R999

(22kΩ) from the MAIN C.B.

3) Disconnect +12V from ACC/BACK UP and – (minus) from

the ground of the CONNECTOR ASSY.

Fig. 1

Fig. 2

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Aiwa CDC-X447M Manual de servicio Pagina 28