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STR-DE485/DE485E SERVICE MANUAL US Model Canadian Model E Model Australian Model Chinese Model Ver 1.0 2002. 02 STR-DE485 AEP Model UK Model STR-DE485E Photo: STR-DE485 Manufactured under license from Dolby Laboratories. “Dolby”, “Pro Logic” and the double-D symbol are trademarks of Dolby Laboratories. “DTS” and “DTS Digital Surround” are registered trademarks of Digital Theater Systems, Inc. SPECIFICATIONS AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION: With 8 ohm loads, both channels driven, from 40 – 20,000 Hz; rated 80 watts per channel minimum RMS power, with no more than 0.09 % total harmonic distortion from 250 milliwatts to rated output (STR-DE485 area code US only). Amplifier section POWER OUTPUT Models of area code US, CND Rated Power Output at Stereo Mode (8 ohms 40 Hz – 20 kHz, THD 0.09 %) STR-DE485: 80 W + 80 W Models of other area code Rated Power Output at Stereo Mode (8 ohms 1 kHz, THD 0.7 %) 80 W + 80 W 2) Reference Power Output 2) (8 ohms 1 kHz, THD 10 %) FRONT 1) : 100 W/ch CENTER 1) : 100 W SURR 1) : 100 W/ch 1) Depending on the sound field settings and the source, there may be no sound output. 2) Measured under the following conditions: Area code Power requirements E, AUS 240 V AC, 50 Hz SP, AEP, UK 230 V AC, 50 Hz TW 110 V AC, 60 Hz MX 120 V AC, 60 Hz Reference Power Output (8 ohms 1 kHz, THD 0.7 %) STR-DE485: FRONT 1) : 80 W/ch CENTER 1) : 80 W SURR 1) : 80 W/ch Frequency response MULTI CH IN (STR-DE485 only), CD, MD/TAPE, DVD/LD, VIDEO 1, 2 Models of area code AEP, UK Rated Power Output at Stereo Mode (8 ohms 1 kHz, THD 0.7 %) STR-DE485E 80 W + 80 W 2) Inputs (Analog) MULTI CH IN (STR-DE485 only), CD, MD/TAPE, DVD/LD, VIDEO 1, 2 Reference Power Output (8 ohms 1 kHz, THD 0.7 %) STR-DE485E FRONT 1) : 80 W/ch CENTER 1) : 80 W SURR 1) : 80 W/ch 3) INPUT SHORT (with sound field and tone bypassed). 4) Weighted network, input level. 10 Hz – 50 kHz +0.5/–2 dB (with sound field, and tone bypassed) Sensitivity: 250 mV Impedance: 50 kilohms S/N 3) : 96 dB (A, 250 mV 4) ) – Continued on next page – FM STEREO/FM-AM RECEIVER 9-873-587-01 Sony Corporation 2002B0400-1 © 2002.02 Home Audio Company Published by Sony Engineering Corporation 1 STR-DE485/DE485E SECTION 3 TEST MODE SOFTWARE VERSION DISPLAY MODE FACTORY PRESET MODE * The software version is displayed. * Procedure: While depressing the [ENTER] and the SOUND FIELD [A.F.D.] buttons simultaneously, press the power ?/1 button to turn on the main power. The model name, destination and the software version are displayed. * All preset contents are reset to the default setting. * Procedure: While depressing the [VIDEO 1] and the SOUND FIELD [2CH] buttons simultaneously, press the power ?/1 button to turn on the main power. The message FACTORY appears and switch off the set. While depressing the [VIDEO 1] and the SOUND FIELD [2CH] buttons simultaneously, press the power ?/1 button again. The message FACTORY appears and the preset contents are reset to the default values. 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 [MD/TAPE] and the [SHIFT] buttons simultaneously, press the power ?/1 button to turn on the main power. 1. All segments turn on. SLEEP SP.OFF C R SW L DDDIGITALPRO LOGIC DTS MPEGSTEREO MONO RDS OPT COAX MULTI CH IN D.RANGE EQ TA NEWS INFO dB kHz mft. MHz (((LFE))) SL S MEMORY MUTING SR [MULTI CHANNEL DECODING], [Digital Cinema Sound], SOUND FIELD [A.F.D.], [MODE], [2CH] and [SET UP] LED turn on. 2. Press the [VIDEO 1] button, confirm display SLEEP SW PRO LOGIC DD COAX L MPEGSTEREO D.RANGE TA RDS INFO MUTING R LFE k m MHz S SOUND FIELD [A.F.D], [MODE], SOUND CONTROL [LEVEL], [SET UP] and [Digital Cinema Sound] LED turn on. 3. Press the [VIDEO 1] button, confirm display SP.OFF C ((( SL ))) SR DIGITAL DTS OPT MULTI CH IN EQ MONO NEWS MEMORY dB Hz ft. [MULTI CHANNEL DECODING], SOUND FIELD [2CH], SOUND CONTROL [SURR] and [NAME] LED turn 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 [MODE] button, press the power ?/1 button to turn on the main power. The message S. F. CLR appears and initialization is performed. 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 [TUNER] to [AM]. Turn off the main power. While depressing the [TUNING+] button or the [PRESET TUNING ] button, press the power ?/1 button to turn on the main power. Either the message 9 k STEP or 10 k STEP appears. Select the desired step. * For US/E model only KEY CHECK MODE * Button check * Procedure: While depressing the [VIDEO 1] and the [SHIFT] buttons simultaneously, press the power ?/1 button to turn on the main power. “REST 39” appears. Every pressing of any button other than the ?/1 , [TREBLE+, ] and the [BASS+, ] counts down the buttons. The buttons which are already counted once are not counted again. When all buttons are pressed “REST 04” appears. When [MASTER VOLUME] is rotated in clockwise direction, “VOL MIN”, “VOL 1” to “VOL 73”, “VOL MAX” appear. 4. Press the [VIDEO 1] button, All segments turn off. 5. Every pressing of the [VIDEO 1] button turns on each segment and LED one after another in the same order. (Not only the [VIDEO 1] button, but also the other buttons such as [VIDEO 2], [DVD/LD], [MD/TAPE], [CD], [TUNER] can be used.) 11 STR-DE485/DE485E 4-8. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 20 for Common Note on Schematic Diagram. C481 C491 C493 C483 J404 CC07 R407 C407 R427 CC57 R457 C457 R447 R406 C406 R426 R456 C456 R446 C492 R373 Q361 R361 IC201 R363 R458 C458 C482 C485 J403 JW300 C405 C455 R445 CC04 R404 C404 R424 R454 C454 R444 C419 Q363 C417 C374 R366 R376 Q364 Q365 C494 R377 C416 J402 R371 C409 JW100 C373 R368 C496 R379 CNP502 R367 C418 JW400 R459 (Page 23) R362 Q362 R374 C486 R375 C495 R425 R455 R409 C372 R360 R408 C408 CC05 R405 C371 (Page 27) R369 C375 CNP911 C415 C459 C376 R372 R452 C452 R442 C484 C414 C465 C464 C488 R418 R419 R422 Q366 R378 R370 R420 C402 R414 R413 R417 CC02 R402 R380 J401 R461 C461 R463 R462 C462 R464 C489 C490 C497 C487 C413 C467 C432 R436 R412 C412 R416 R431 C431 R435 R411 C411 R415 Q379 R471 C466 R432 (Page 27) R475 Q471 C433 R381 R472 D802 C471 R474 J405 R469 RY560 C498 R470 C472 R802 D560 Q560 R560 R533 IC401 R499 CNP801 C805 C803 R532 R473 C806 (Page 33) C804 CN505 IC801 CNP802 D905 C807 C811 D804 C822 D896 C808 C901 D903 C830 Q801 C810 R803 C903 D904 R804 R806 IC802 R910 D902 (Page 33) C821 CNP501 C820 (Page 29) CNP915 C801 C802 D801 (Page 26) (Page 33) The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. 22 22 Les composants identifiés par une marque 0 sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié. STR-DE485/DE485E 4-9. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 20 for Common Note on Schematic Diagram and page 34 for IC Block Diagrams. CNP791 Q747 CN792 IC B/D R792 R723 C717 Q701 IC701 R742 R719 R714 R710 R744 R711 L701 R721 R722 R724 R740 C742 R713 C707 C651 R702 C654 R652 R653 C653 R663 R704 C741 R673 L651 Q655 R675 R668 IC B/D R666 R671 R640 C661 R674 R660 R661 C642 R676 R734 CC15 D710 D640 R664 R677 C640 R667 Q656 C666 D665 R669 C670 L601 C755 R620 R601 C757 R752 R610 R611 C604 R602 R603 R604 R753 C607 R655 R754 R622 R621 C610 R780 R656 D680 Q680 R624 C611 R681 R657 C616 R613 R735 Q722 D722 D721 R737 C680 C722 R617 R615 Q604 Q606 C620 C617 IC B/D C681 Q602 C754 C753 C603 R680 R616 IC501 RR15 R736 RY601 D605 R625 R773 C767 R775 Q754 R763 L751 R765 C760 R771 R750 R766 Q752 R755 R768 Q755 C752 R756 R634 D610 D750 R631 Q610 Q750 R504 (Page 22) R618 Q605 Q601 Q723 Q725 C619 R614 D732 C605 C606 C756 C601 C501 R501 C761 R760 C505 C506 R505 C507 R502 R761 R772 C503 C732 C504 C733 Q756 Q692 Q501 C519 R520 Q503 L521 R511 R514 R555 R528 Q505 IC601 R690 Q691 R698 R696 R691 R693 C691 R692 R573 R769 C770 C517 R510 R694 RY501 R733 D691 D690 R695 C750 D765 C766 R732 R757 R767 Q753 R503 R758 R778 R764 Q751 R540 R516 C541 R556 R534 D510 R531 D540 Q550 C510 R522 R521 Q502 R513 CC17 CC19 TM601 D733 R751 CC16 CC18 R770 Q603 D731 C751 RR13 RR14 C721 R623 C621 D734 R743 RR12 Q640 R648 Q653 Q651 CC14 R731 Q710 R672 IC702 RR11 R638 R665 Q652 CC12 TM602 RY701 C660 C703 Q790 C740 CC13 Q654 R654 R703 R747 R725 C669 C704 R748 D705 C716 C657 D791 R715 Q704 R651 Q740 R717 Q706 C705 R793 R791 C711 C706 R746 D740 Q702 C701 R701 C655 C656 R794 R745 R718 Q703 R716 C710 J791 C720 Q705 Q748 C792 C790 RY791 R546 R515 Q504 Q540 C511 R524 Q506 C516 R557 C540 R517 D505 R525 R699 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. 23 23 Les composants identifiés par une marque 0 sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié. CC20 CC21 STR-DE485/DE485E 4-12. SCHEMATIC DIAGRAM — DIGITAL SECTION (1/2) — • Refer to page 20 for Common Note on Schematic Diagram and Waveform and page 34 for IC Block Diagrams. C1129 C1111 FB1102 C1112 (Page 27) R1115 IC B/D FB1202 FB1201 JR1116 C1214 R1101 C1126 C1230 C1127 IC1105 C1211 JR1115 R1110 R1121 JR1122 C1121 R1113 C1107 R1107 R1105 R1106 C1231 C1113 IC1202 R1104 C1101 C1119 C1212 IC1101 C1106 C1104 C1103 J1101 R1116 C1118 C1124 C1102 R1117 C1213 R1124 C1114 FB1104 FB1105 R1112 R1102 R1505 C1131 C1205 C1204 C1218 TP1215 TP1214 TP1218 TP1217 TP1216 TP1220 TP1219 C1110 C1109 C1105 C1203 C1108 R1114 R1108 X1101 D1101 R1109 C1117 C1116 C1115 IC1102 R1100 R1111 D1001 R1504 R1204 R1119 R1118 FB1101 R1103 C1130 R1506 C1502 IC1502 C1220 C1522 TP1213 R1503 C1501 R1222 C1523 TP1212 R1221 TP1211 R1501 R1502 TP1210 R1220 C1206 R1219 R1217 C1207 R1554 C1202 R1218 R1557 R1555 R1556 IC1201 C1552 R1216 R1215 FB1501 TP1209 R1214 R1509 C1511 IC B/D TP1208 R1213 C1201 C1512 R1212 TP1207 D1501 IC1552 TP1205 TP1221 R1203 C1551 JR1121 TP1206 C1216 D1502 JR1103 TP1222 C1513 R1553 C1515 C1208 C1514 R1551 R1552 C1503 C1504 R1507 IC1501 R1508 R1210 C1219 JR1104 C1508 X1201 FB1502 R1202 (Page 22) R1205 CNS1 26 26 TP1203 R1207 R1208 FB1203 R1206 TP1202 TP1201 R1209 R1517 R1516 R1518 R1519 C1506 R1520 C1505 R1521 C1510 FB1204 C1210 C1509 IC1503 C1209 R1201 TP1204 C1507 (Page 27) STR-DE485/DE485E 4-13. SCHEMATIC DIAGRAM — DIGITAL SECTION (2/2) — • Refer to page 20 for Common Note on Schematic Diagram and Waveform. CNP5 (Page 33) R1688 CNP6 D1907 IC1904 L1901 IC1903 D1906 D1905 C1908 C1906 IC1901 C1910 (Page 22) C1905 C1909 C1911 FB1601 C1912 CNS4 (Page 26) IC1602 R1690 (Page 29) IC1902 R1658 R1639 R1669 R1641 R1640 R1600 R1602 R1667 R1638 R1631 R1699 R1698 R1673 R1674 R1308 R1664 R1665 (Page 31) C1617 C1913 C1914 R1704 R1703 C1619 R1305 R1304 R1642 FB1603 R1654 R1650 R1651 R1689 R1708 R1668 C1611 C1610 R1707 JR1111 R1670 CNS8 JR1112 JR1113 C1612 C1618 C1606 IC1905 C1628 C1629 FB1602 C1916 C1626 C1229 C1627 X1601 C1915 R1635 R1687 R1636 C1605 C1604 C1620 C1603 R1661 R1659 CNS7 R1637 R1676 C1607 R1634 R1633 R1677 R1678 R1679 C1631 C1632 R1630 IC1601 JR1114 C1633 C1616 C1615 C1614 R1629 R1628 R1627 TM301 R1643 R1694 C1613 CNS3 C1602 R1644 R1645 C1635 R1662 R1646 R1647 R1314 R1666 R1697 R1632 R1663 R1686 R1685 R1648 R1364 C1312 R1649 C1601 R1621 R1619 R1617 R1618 R1614 R1615 R1622 R1612 R1613 R1611 R1609 R1610 IC1604 R1626 R1623 C1634 C1227 C1221 C1309 C1310 C1311 R1601 R1606 R1607 R1608 R1620 R1604 R1605 R1711 R1705 R1603 R1684 R1709 R1706 R1710 D1601 R1624 Q1602 R1682 R1656 CNS2 R1657 Q1601 (Page 26) R1625 R1655 (Page 22) JR1110 27 27 STR-DE485/DE485E 4-15. SCHEMATIC DIAGRAM — VIDEO SECTION — • Refer to page 20 for Common Note on Schematic Diagram and page 34 for IC Block Diagrams. R201 J201 C208 R220 C201 C200 J200 C214 R219 C210 C209 R200 IC B/D IC807 C206 CNP156 3P IC103 C207 R221 C249 R218 C827 C824 C809 C825 C248 D204 D203 IC804 C215 CNS150 (Page 27) 29 29 C213 (Page 22) STR-DE485/DE485E 4-17. SCHEMATIC DIAGRAM — DISPLAY SECTION — • Refer to page 20 for Common Note on Schematic Diagram. R101 S100 S101 R102 S102 R103 S103 R104 S104 R105 S105 R106 S106 R107 S107 R108 S108 R109 S109 Q111 D113 Q110 D111 R168 R167 R111 D105 R163 R162 Q109 R161 R166 C101 D112 D114 D104 S110 Q107 R164 R150 R113 R114 R115 R116 R117 R118 R119 D103 R160 Q108 R112 Q103 Q102 R144 R143 S111 S112 S113 S114 S115 S116 S117 S118 S119 Q101 R142 R121 R122 R123 R124 R125 R126 R127 R128 IC100 C151 C150 S120 L102 R165 S122 S123 S124 S125 S126 S127 S128 R169 D100 D102 R171 S121 R170 C104 C145 IC101 C112 C111 C110 R131 Q100 C100 S130 C144 C115 R132 R133 R134 R135 R136 R137 R138 S131 S132 S133 S134 S135 S136 S137 S143 R148 R141 CNP103 CNS100 C132 C133 C134 C135 C136 C137 C138 C139 C140 C141 C142 C143 C156 C157 C109 L101 C155 RV102 C108 C160 C159 C158 IC102 R198 R199 R153 R155 FL101 C105 C114 R154 31 R139 Q104 31 (Page 27) CNP104 S144 S145 STR-DE485/DE485E 4-19. SCHEMATIC DIAGRAM — POWER SECTION — • Refer to page 20 for Common Note on Schematic Diagram. T901 CNP910 CNP907 JW799 (Page 22) S901 (Page 22) CNP903 C815 D820 R810 D823 Q901 R812 C816 F901 C813 D821 D822 R811 CNP906 R903 R902 (Page 22) C814 D901 RY901 JW903 R904 C899 C898 T902 D898 D910 D899 JW905 CNP905 CNP902 CNP901 D911 C950 C920 R901 D912 Q921 C923 R922 C921 R923 C922 D913 (Page 27) D915 CNP912 R921 G901 D914 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. 33 33 Les composants identifiés par une marque 0 sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié.
