CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU PUBLISHED BY SONY.
@ª @¶ @∞ @£ @¡ @º !• !§ !¢ !™ !º Photo : STR-DE525 !• POWER switch TUNER FUNCTION button !ª MULTI CURSOR CONTROL VIDEO FUNCTION button @º DISPLAY REAR LEVEL +, – buttons CD FUNCTION buttons @¡ SURROUND, BASS/TREBLE, INDEX indicators Numeric buttons @™...
Page 5
[REAR PANEL] !º !¡ !§ !∞ !¢ !£ !™ Photo : STR-DE525 ANTENNA (FM/AM) WIRELESS REAR SPEAKER !º y SIGNAL GND AC power cord !¡ TV/DBS AC OUTLET !™ VIDEO FRONT SPEAKERS (A/B) !£ MONITOR TAPE/MD !¢ WOOFER !∞ SURROUND SPEAKERS (REAR) PHONO !§...
SECTION 2 TEST MODE SOFTWARE VERSION DISPLAY MODE ALL CLEAR MODE * The software version is displayed. * All preset contents are cleared when this mode is activated. Use * Procedure: this mode before returning the product to clients upon completion While depressing the TUNER and the BASS BOOST buttons of repair.
STR-DE525/V515 SECTION 3 DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this necessary note is printed in each block.) For schematic diagrams. For printed wiring boards. Note: Note: STANDBY board •...
STR-DE525/V515 3-2. BLOCK DIAGRAM –MAIN SECTION– DOLBY PROLOGIC SURROUND AUDIO SELECT MATRIX DECODER PROCESSOR SELECTOR IC302 IC401 IC400 IC403 L.P.F LINE AMP TUNER UNIT IC404 L OUT L OUT IC306 L OUT RY301 75Ω BALANCE VOLUME S OUT SL OUT...
STR-DE525/V515 3-6. PRINTED WIRING BOARD — VIDEO SECTION — J300 J301 TV/DBS VIDEO AUDIO AUDIO AUDIO 5.1/DVD INPUT TV/DBS VIDEO MONITOR VIDEO VIDEO VIDEO VIDEO VIDEO SURR BOARD VIDEO BOARD J203 J201 1-669-435- (11) INPUT BOARD CNS201 (Page 21) DISPLAY BOARD...
Page 20
STR-DE525/V515 • IC103 uPD780208FGF Pin No. Pin Name Description Pin No. Pin Name Description — Power Supply (+5 V) P123/FIP48 Volume – Video IC SW1 P122/EIP47 Volume + P36/BUZ Video IC SW2 P121/FIP46 Ground P35/PCL Video IC SW3 P120/FIP45 Ground...
Page 23
IC302 LC7822 IC403 LC7823 L COM1 R COM1 R COM2 L COM2 R COM3 L COM3 IN IN L COM4 R COM4 LEVEL SHIFT LEVEL SHIFT LATCH RESET LATCH SHIFT RESISTOR SHIFT RESISTOR IC502 TC9184P IC901 NJM2103D –9V RESET BASS + BASS + –...
4-2. CHASSIS SECTION E, PX MODEL CH MODEL US, CND MODEL AUS MODEL EXCEPT US, CND, AUS, CH MODEL CNJ902 supplied T901 not supplied supplied supplied supplied supplied supplied not supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks * 51...
SECTION 5 ELECTRICAL PARTS LIST NOTE: • -XX, -X mean standardized parts, so they may • COILS When indicating parts by reference number, have some difference from the original one. uH: µH please include the board name. • Items marked “*” are not stocked since they •...
Page 40
STR-DE525/V515 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 1998.03...