SONY STRDE525
Manual de Servicio

SECTION 2 TEST MODE
SOFTWARE VERSION DISPLAY MODE
* The software version is displayed. * Procedure: While depressing the TUNER and the BASS BOOST buttons simultaneously, press the power [I/u] button to turn on the main power. The software version is displayed.

ALL CLEAR MODE
* All preset contents are cleared when this mode is activated. Use this mode before returning the product to clients upon completion of repair. * Procedure: While depressing the VIDEO and the TAPE/MD buttons simultaneously, press the power [I/u] button to turn on the main power. The message INITIAL appears and initialization is performed.

KEY TEST MODE
* All keys are tested. * Procedure: While depressing the CD and the BASS BOOST buttons simultaneously, press the power [I/u] button to turn on the main power. The message REST40 appears. When the respective keys are pressed one after another, the number decrements in the order of REST39, REST38, and so on.

SOUND FIELD CLEAR MODE
* The preset sound field is cleared when this mode is activated. Use this mode before returning the product to clients upon completion of repair. * Procedure: While depressing the SOUND FIELD ON/OFF button, press the power [I/u] button to turn on the main power. The message S. F. CLEAR appears and initialization is performed.

FLUORESCENT INDICATOR TUBE TEST MODE
* All fluorescent segments are tested. When this test is activated, all segments turn on at the same time, then each segment turns on one after another. * Procedure: While depressing the TV/LD and the BASS BOOST buttons simultaneously, press the power [I/u] button to turn on the main power. All segments turn on at the same time, then each segment turns on one after another.

AM CHANNEL STEP 9 kHz/10 kHz SELECTION MODE
* Either the 9 kHz step or 10 kHz step can be selected for the AM channel step. * Procedure: Set the FUNCTION to AM. Turn off the main power. While depressing the TUNING+ button or the PRESET+ button, press the power [I/u] button to turn on the main power. Either the message 9k STEP or 10k STEP appears. Select the desired step.

FACTORY SET MODE
* All preset contents are reset to the default setting. * Procedure: While depressing the VIDEO and the BASS BOOST buttons simultaneously, press the power [I/u] button to turn on the main power. The message FACTORY appears and the present contents are reset to the default values.

DEMO MODE
* Continuous demonstration starts when the demo mode is activated. * Procedure: While depressing the CURSOR MODE button, press the power [I/u] button to turn on the main power. The message MUSIC DEMO appears and demonstration is performed automatically.

�6�