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STR-DE495/DE595

SERVICE MANUAL

Ver 1.1 2003. 04
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.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
With 8 ohm loads, both channels driven, from
40 – 20,000 Hz; rated 90 watts per channel
minimum RMS power, with no more than
0.09 % total harmonic distortion from 250
milliwatts to rated output (STR-DE595 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-DE595:
90 W + 90 W
STR-DE495:
70 W + 70 W
Reference Power Output
(8 ohms 40 Hz – 20 kHz, THD 0.09 %)
1)
STR-DE595:
FRONT
CENTER
1)
SURR
: 90 W/ch
1)
STR-DE495:
FRONT
CENTER
1)
SURR
: 70 W/ch
(8 ohms 1 kHz, THD 0.7 %)
1)
STR-DE595:
FRONT
CENTER
1)
SURR
: 100 W/ch
1)
STR-DE495:
FRONT
CENTER
1)
SURR
: 80 W/ch
Sony Corporation
9-877-028-02
2003D0400-1
Home Audio Company
© 2003. 04
Published by Sony Engineering Corporation
Photo: STR-DE595
SPECIFICATIONS
Models of area code AEP, UK
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
STR-DE595:
STR-DE495:
Reference Power Output
(8 ohms 1 kHz, THD 0.7 %)
STR-DE595:
STR-DE495:
Models of area code SP
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
STR-DE595:
STR-DE495:
Reference Power Output
(8 ohms 1 kHz, THD 10 %)
: 90 W/ch
STR-DE595:
1)
: 90 W
: 70 W/ch
STR-DE495:
1)
: 70 W
: 100 W/ch
1)
: 100 W
: 80 W/ch
1)
: 80 W
Models of area code KR
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
100 W + 100 W
2)
STR-DE595:
2)
80 W + 80 W
STR-DE495:
2)
FRONT
1)
: 100 W/ch
Reference Power Output
1)
CENTER
: 100 W
(8 ohms 1 kHz, THD 10 %)
SURR
1)
: 100 W/ch
STR-DE595:
1)
FRONT
: 80 W/ch
1)
CENTER
: 80 W
1)
SURR
: 80 W/ch
STR-DE495:
Models of other area code
2)
90 W + 90 W
Rated Power Output at Stereo Mode
2)
70 W + 70 W
(8 ohms 1 kHz, THD 0.7 %)
STR-DE595:
2)
STR-DE495:
Reference Power Output
1)
FRONT
: 110 W/ch
(8 ohms 1 kHz, THD 10 %)
1)
CENTER
: 110 W
STR-DE595:
SURR
1)
: 110 W/ch
1)
FRONT
: 90 W/ch
CENTER
1)
: 90 W
STR-DE495:
1)
SURR
: 90 W/ch
FM STEREO/FM-AM RECEIVER
US Model
Canadian Model
STR-DE595
AEP Model
UK Model
E Model
Australian Model
Korean Model
STR-DE495/DE595
100 W + 100 W
2)
3)
90 W + 90 W
80 W + 80 W
2)
3)
70 W + 70 W
2)
FRONT
1)
: 120 W/ch
1)
CENTER
: 120 W
1)
SURR
: 120 W/ch
1)
FRONT
: 100 W/ch
1)
CENTER
: 100 W
SURR
1)
: 100 W/ch
100 W + 100 W
2)
2)
80 W + 80 W
2)
1)
FRONT
: 120 W/ch
CENTER
1)
: 120 W
1)
SURR
: 120 W/ch
FRONT
1)
: 100 W/ch
1)
CENTER
: 100 W
1)
SURR
: 100 W/ch
– Continued on next page –
1

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Table of Contents

   Summary of Contents for Sony STR-DE495

  • Page 1: Service Manual

    – Continued on next page – SURR : 100 W/ch STR-DE495: FRONT : 80 W/ch CENTER : 80 W SURR : 80 W/ch FM STEREO/FM-AM RECEIVER Sony Corporation 9-877-028-02 2003D0400-1 Home Audio Company © 2003. 04 Published by Sony Engineering Corporation...
  • Page 2 STR-DE495/DE595 4-3. BLOCK DIAGRAM — TUNER/AUDIO SECTION — FUNCTION SELECT TM301 IC201 FM/AM TUNER UNIT J402 (2/2) TU+10V R-CH +10V MD/TAPE INL1 REC L2 L CH INL2 FM 75Ω COAXIAL R CH R-CH J402 (1/2) J404 (2/2) ANTENNA INL3 REC L1...
  • Page 3 STR-DE495/DE595 4-4. BLOCK DIAGRAM — DIGITAL SECTION — CODEC IC1501 IC1201 L IN- AUDIO SDTO SDTI1 LOUT1 DSI1 SD01 L OUT L IN+ L-IN (1/2) TUNER/ SDTI2 SD02 24 AUDIO LOUT 3 AUDIO C OUT SECTION SDTI3 TUNER/ SD03 25...
  • Page 4 STR-DE495/DE595 4-5. BLOCK DIAGRAM — VIDEO/DISPLAY SECTION — EXCEPT AEP,UK MODEL COMPONENNT VIDEO SELECTOR VIDEO AMP IC301 J301 (1/2) IC302 J301 (2/2) XCOM VIN2 VOUT2 /B-Y VIDEO 2 /R-Y ZOUT VIN3 VOUT3 MONITOR /B-Y COMPONENT VIDEO /B-Y VIN1 VOUT1 DVD IN...
  • Page 5 STR-DE495/DE595 4-6. BLOCK DIAGRAM — POWER SECTION — J791 PHONES PRE DRIVER R-CH IC701 TM602 +VOUT2 IN 2 FL-CH DRIVE -VOUT2 DRIVE POWER AMP RELAY MUTE Q701-704 FRONT (DE495) DRIVER FR-CH R-CH CURRENT OVERLOAD Q790 (DE595) FRONT A R-CH RY791...
  • Page 6 STR-DE495/DE595 Ver 1.1 • Waveforms (DIGITAL Board) THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. 1V/DIV 50nsec/DIV (In addition to this, the necessary note is printed in each block.) 3.4Vp-p for schematic diagram: for printed wiring boards: •...
  • Page 7 STR-DE495/DE595 Ver 1.1 4-8. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 20 for Common Note on Schematic Diagram and page 34 for IC Block Diagrams. J404 KR, TW C492 R407 C407 CC07 C482 C491 C481 C483...
  • Page 8 STR-DE495/DE595 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. Ver 1.1 CNP791 CN792 R792 RY791 C790 Q740 J791 R745 C717 C720 Q747...
  • Page 9 STR-DE495/DE595 4-12. SCHEMATIC DIAGRAM — DIGITAL SECTION (1/2) — • Refer to page 20 for Common Note on Schematic Diagram and Waveforms and page 34 for IC Block Diagrams. C1129 C1111 FB1102 (Page 27) C1112 IC1105 R1115 R1121 IC B/D...
  • Page 10 STR-DE495/DE595 Ver 1.1 4-13. SCHEMATIC DIAGRAM — DIGITAL SECTION (2/2) — • Refer to page 20 for Common Note on Schematic Diagram and Waveforms. CNP5 (Page 33) CNP6 R1688 IC1904 L1901 IC1903 IC1901 (Page 23) C1912 C1905 C1911 C1910 C1908...
  • Page 11 STR-DE495/DE595 Ver 1.1 4-15. SCHEMATIC DIAGRAM — VIDEO SECTION — • Refer to page 20 for Common Note on Schematic Diagram and page 34 for IC Block Diagrams. CNP156 IC807 (Page 23) C827 C824 DE495, DE595: J301 C303 R301 C809...
  • Page 12 STR-DE495/DE595 Ver 1.1 4-19. SCHEMATIC DIAGRAM — POWER SECTION — • Refer to page 20 for Common Note on Schematic Diagram. RY802 T901 (Page 23) RY803 CN906 (Page 23) CN908 RY801 (Page 23) CNP904 R824 CND MODEL R830 R831 R831...
  • Page 13 STR-DE495/DE595 4-20. IC BLOCK DIAGRAMS IC201 M61527FP (MAIN BOARD (1/2)) IC501 STK350-230 (MAIN BOARD (2/2)) IC1101 LC89056W-E (DIGITAL BOARD (1/2)) 12 11 10 9 8 7 6 XMODE CKSEL1 DRIVER C ch SW ch AVCC DVDD CKSEL0 SL ch SLOUT...
  • Page 14 STR-DE495/DE595 IC301 TC74HC4053AP 15 14 IC302 NJM2581D VIN1 VOUT1 75Ω BIAS DRIVER VEE1 VIN2 VOUT2 75Ω BIAS DRIVER VEE2 VOUT3 VIN3 75Ω BIAS DRIVER VEE3...

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