Pioneer PRO-510HD, PRO-610HD General Information, Diagnosis Method, How to diagnose a failure

PRO-610HD, PRO-510HD, SD-582HD5, SD-532HD5

7. GENERAL INFORMATION

7.1 DIAGNOSIS

7.1.1 DIAGNOSIS METHOD

Various protection circuits are provided for this unit. When these protection circuits are activated, the power of the unit is shut down (P.D.: Power Down).

How to diagnose a failure

The D915 LED of the POWER SUPPLY Assy always lights up when the power is turned off because of the protection circuits (P.D.).

The defective parts can be easily diagnosed by observing the LEDs inside the following assemblies.

1.POWER SUPPLY Assy

For models PRO-610HD/510HD : D915 in the AWV1795

For models SD-582HD5/532HD5 : D915 in the AWV1808

2.DEFLECTION SERVICE Assy

Common to all models	: D321 in the AWV1796
For service assembly	: D321 in the AWV1809
3. CONV. AMP Assy
Common to all models	: D923 in the AWZ6456

P.D.

Is only the LED of the POWER SUPPLY Assy lit?

NO

Which LED is lit, that of the DEFLECTION SERVICE Assy or of the CONV. AMP Assy?

YES

to P.D (1)

POWER SUPPLY ASSY

DEFLECTION SERVICE Assy

to P.D (2)

CONV. AMP ASSY

to P.D (3)

SIDE A

D915

DEFLECTION SERVICE ASSY

SIDE A

D321

CONV. AMP ASSY	D923
SIDE A

LED points

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