Sony STR-DB925 Service Manual

MICROFILM AEP Model UK Model Australian Model SPECIFICATIONS SERVICE MANUAL FM STEREO/FM-AM RECEIVER STR-DB925 — Continued on next page — Photo: BLACK ...

1 2 IC103 !¡ X2 IC102 *™ XO WAVEFORMS – DISPLAY SECTION – 1 IC1 !£ – TUNER SECTION – 1 2 IC1101 @¶ X OUT IC1201 (™ XO – DIGITAL SECTION – 3 4 IC1101 #¢ BCK IC1101 @ª CLK OUT 5 6 IC1403 0 2QB IC1101 #§ LRCK 7 8 IC1305 6 IC1305 !¡, !™ 3.2Vp-p 4MHz 4Vp-p 7.28MHz 3.2Vp-p 4.33MHz 4Vp-p 4MHz 3.6Vp-p 24.576MHz 4.8Vp-p 12.28Vp- ...

– 18 – STR-DB925 3-3. SCHEMATIC DIAGRAM – INPUT SECTION – • See page 58 for IC Block Diagrams. (Page 38) (Page 38) (Page 53) (Page 41) (Page 45) (Page 45) (Page 45) (Page 21) (Page 29) (Page 30) (Page 22) (Page 42) (Page 46) ...

– 22 – STR-DB925 3-5. SCHEMATIC DIAGRAM – POWER AMP SECTION – (Page 18) (Page 29) (Page 29) (Page 29) (Page 26) (Page 26) (Page 53) (Page 18) (Page 30) ...

– 26 – 3-7. SCHEMATIC DIAGRAM – TRANS SECTION – • See page 58 for IC Block Diagrams. STR-DB925 (Page 53) (Page 22) (Page 22) ...

– 30 – 3-9. SCHEMATIC DIAGRAM – REAR AMP SECTION – STR-DB925 (Page 18) (Page 21) (Page 21) (Page 22) (Page 18) (Page 51) (Page 22) ...

– 34 – STR-DB925 3-11. SCHEMATIC DIAGRAM – DISPLAY SECTION – • See page 16 for Waveforms. • See page 57 for IC Block Diagrams. • See page 60 for IC Pin Functions. (Page 38) (Page 38) (Page 37) (Page 45) (Page 51) (Page 51) (Page 42) (Page 37) ...

– 38 – 3-13. SCHEMATIC DIAGRAM – PANEL SECTION – STR-DB925 (Page 34) (Page 33) (Page 34) (Page 34) (Page 17) (Page 17) ...

– 42 – STR-DB925 3-15. SCHEMATIC DIAGRAM – BACK PANEL SECTION – • See page 16 for Waveforms. • See page 58 for IC Block Diagrams. (Page 42) (Page 33) (Page 46) (Page 17) (Page 41) (Page 51) (Page 17) ...

– 46 – STR-DB925 3-17. SCHEMATIC DIAGRAM – VOLUME SECTION – (Page 18) (Page 18) (Page 18) (Page 34) (Page 41) (Page 18) ...