Sony STR-DE497 Service Manual ▷ View online
1
SERVICE MANUAL
AEP Model
UK Model
E Model
Australian Model
STR-DE497
FM STEREO/FM-AM RECEIVER
Amplifier section
POWER OUTPUT
Models of area code AEP, UK
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
80 W + 80 W
1)
Reference Power Output
1)
(8 ohms 1 kHz, THD 0.7 %)
FRONT
2)
: 80 W/ch
CENTER
2)
: 80 W
SURR
2)
: 80 W/ch
Models of area code AUS
Rated Power Output at Stereo Mode
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
Rated Power Output at Stereo Mode
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
50 W + 50 W
1)
(8 ohms 1 kHz, THD 0.7 %)
80 W + 80 W
1)
Reference Power Output
1)
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
FRONT
2)
: 50 W/ch
CENTER
2)
: 50 W
SURR
2)
: 50 W/ch
(8 ohms 1 kHz, THD 0.7 %)
FRONT
2)
: 80 W/ch
CENTER
2)
: 80 W
SURR
2)
: 80 W/ch
SPECIFICATIONS
(8 ohms 1 kHz, THD 10 %)
FRONT
2)
: 100 W/ch
CENTER
2)
: 100 W
SURR
2)
: 100 W/ch
Models of area code KR
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
80 W + 80 W
1)
70 W + 70 W
3)
(8 ohms 1 kHz, THD 10 %)
FRONT
2)
: 100 W/ch
CENTER
2)
: 100 W
SURR
2)
: 100 W/ch
Models of other area code
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
80 W + 80 W
1)
Reference Power Output
1)
(8 ohms 1 kHz, THD 10 %)
FRONT
2)
: 100 W/ch
CENTER
2)
: 100 W
SURR
2)
: 100 W/ch
Ver. 1.1 2005. 02
9-877-688-02
2005B04-1
© 2005. 02
Sony Corporation
Audio Group
Published by Sony Engineering Corporation
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.
“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.
– Continued on next page –
2
STR-DE497
1) Measured under the following conditions:
Area code
Power requirements
SP, MY, AEP, UK, KR
230 V AC, 50 Hz
E2, AUS
120 V AC, 50 Hz
TW
110 V AC, 60 Hz
2) Depending on the sound field settings and the
source, there may be no sound output.
3) Measured under the following conditions:
Area code
Power requirements
KR
220 V AC, 50 Hz
Frequency response
MULTI CH IN,
10 Hz – 70 kHz
SA-CD/CD,
+0.5/–2 dB (with sound
MD/TAPE, DVD,
field and tone bypassed)
VIDEO 1, 2
Inputs (Analog)
MULTI CH IN,
Sensitivity: 500 mV
SA-CD/CD,
Impedance: 50 kilohms
MD/TAPE, DVD,
S/N
4)
: 96 dB
VIDEO 1, 2
(A, 500 mV
5)
)
4) INPUT SHORT (with sound field and tone
bypassed).
5) Weighted network, input level.
Inputs (Digital)
DVD (Coaxial)
Sensitivity: –
Impedance: 75 ohms
S/N: 100 dB
(A, 20 kHz LPF)
Impedance: 75 ohms
S/N: 100 dB
(A, 20 kHz LPF)
VIDEO 2,
Sensitivity: –
SA-CD/CD (Optical)
Impedance: –
S/N: 100 dB
(A, 20 kHz LPF)
S/N: 100 dB
(A, 20 kHz LPF)
Outputs (Analog)
MD/TAPE (OUT),
Voltage: 500 mV
VIDEO1
Impedance: 10 kiloohms
(AUDIO OUT)
SUB WOOFER
Voltage: 2 V
Impedance: 1 kiloohms
Impedance: 1 kiloohms
TONE
Gain levels
Gain levels
±6 dB, 1 dB step
FM tuner section
Tuning range
87.5 – 108.0 MHz
Antenna
FM wire antenna
Antenna terminals
75 ohms, unbalanced
Intermediate frequency
10.7 MHz
Sensitivity
Mono:
18.3 dBf, 2.2 µV/75 ohms
Stereo:
38.3 dBf, 22.5 µV/75 ohms
Useable sensitivity
11.2 dBf, 1 µV/75 ohms
S/N
Mono:
76 dB
Stereo:
70 dB
Harmonic distortion at 1 kHz
Mono:
0.3%
Stereo:
0.5%
Separation
45 dB at 1 kHz
Frequency response
30 Hz – 15 kHz,
+0.5/–2 dB
+0.5/–2 dB
Selectivity
60 dB at 400 kHz
AM tuner section
Tuning range
Models of area code E2
With 10-kHz tuning scale: 530 – 1,610 kHz
With 10-kHz tuning scale: 530 – 1,610 kHz
6)
With 9-kHz tuning scale: 531 – 1,602 kHz
6)
Models of area code AEP, UK, SP, MY, AUS, KR, TW
With 9-kHz tuning scale: 531 – 1,602 kHz
With 9-kHz tuning scale: 531 – 1,602 kHz
Antenna
Loop antenna
Intermediate frequency
450 kHz
Usable sensitivity
50 dB/m (at 1,000 kHz or
999 kHz)
999 kHz)
S/N
54 dB (at 50 mV/m)
Harmonic distortion
0.5 % (50 mV/m, 400 Hz)
Selectivity
At 9 kHz:
35 dB
At 10 kHz:
40 dB
6) You can change the AM tuning scale to 9 kHz or 10 kHz.
After tuning in any AM station, turn off the receiver. While
holding down PRESET TUNING + or TUNING +, press
?/1 . All preset stations will be erased when you change
the tuning scale. To reset the scale to 10 kHz (or 9 kHz),
repeat the procedure.
holding down PRESET TUNING + or TUNING +, press
?/1 . All preset stations will be erased when you change
the tuning scale. To reset the scale to 10 kHz (or 9 kHz),
repeat the procedure.
Video section
Inputs/Outputs
Video:
1 Vp-p, 75 ohms
General
Power requirements
Area code
Power requirements
AEP, UK
230 V AC, 50/60 Hz
SP , MY, KR
220 – 230 V AC, 50/60 Hz
E2
120/220/240 V AC, 50/60 Hz
AUS
240 V AC, 50 Hz
TW
110 V AC, 50/60 Hz
Power consumption
Area code
Power consumption
AEP, UK, SP, MY, AUS,
180 W
E2, KR
TW
TW
440 W
Power consumption (during standby mode)
0.3 W
Dimensions (w/h/d) (Approx.)
430
×
145
×
310.5 mm
including projecting parts
and controls
and controls
Mass (Approx.)
7.5 kg
Supplied accessories
FM wire antenna (1)
AM loop antenna (1)
Remote commander RM-U306B (1)
R6 (size-AA) batteries (2)
AM loop antenna (1)
Remote commander RM-U306B (1)
R6 (size-AA) batteries (2)
Design and specifications are subject to change
without notice.
without notice.
• Abbreviation
SP
: Singapore model
MY
: Malaysia model
E2
: AC 120 V area in E model
AUS
: Australian model
KR
: Korea model
TW
: Taiwan model
Ver. 1.1
3
STR-DE497
MODEL IDENTIFICATION
— BACK PANEL —
Part No.
MODEL
PART No.
Australian
4-252-083-0s
Singapore, Malaysia
4-252-083-1s
E2
4-252-083-2s
Taiwan
4-252-083-3s
Korea
4-252-083-4s
AEP
4-252-083-6s
UK
4-252-083-7s
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE
WITH MARK
0
ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
TABLE OF CONTENTS
1. GENERAL
Main unit ................................................................................. 4
Remote button description ....................................................... 6
Remote button description ....................................................... 6
2. DISASSEMBLY
2-1. Case ..................................................................................... 7
2-2. Front Panel Section ............................................................. 8
2-3. Back Panel ........................................................................... 8
2-4. Digital Board ....................................................................... 9
2-5. Standby Board ..................................................................... 9
2-6. Main Board ....................................................................... 10
2-2. Front Panel Section ............................................................. 8
2-3. Back Panel ........................................................................... 8
2-4. Digital Board ....................................................................... 9
2-5. Standby Board ..................................................................... 9
2-6. Main Board ....................................................................... 10
3. TEST MODE
...................................................................... 11
4. DIAGRAMS
4-1. IC Pin Descriptions ........................................................... 12
4-2. Circuit Boards Location .................................................... 15
4-3. Block Diagram – Tuner/Audio Section – .......................... 16
4-4. Block Diagram – Digital Section – ................................... 17
4-5. Block Diagram – Video/Display Section – ....................... 18
4-6. Block Diagram – Power Section – .................................... 19
4-7. Printed Wiring Boards – Main Section – .......................... 21
4-8. Schematic Diagram – Main Section (1/2) – ...................... 22
4-9. Schematic Diagram – Main Section (2/2) – ...................... 23
4-10. Printed Wiring Board – Digital Section (1/2) – ................ 24
4-11. Printed Wiring Board – Digital Section (2/2) – ................ 25
4-12. Schematic Diagram – Digital Section (1/2) – ................... 26
4-13. Schematic Diagram – Digital Section (2/2) – ................... 27
4-14. Printed Wiring Board – Video Section – ........................... 28
4-15. Schematic Diagram – Video Section – .............................. 28
4-16. Printed Wiring Boards – Display Section – ...................... 29
4-17. Schematic Diagram – Display Section – ........................... 30
4-18. Printed Wiring Boards – Power Section – ......................... 31
4-19. Schematic Diagram – Power Section – ............................. 32
4-20. IC Block Diagrams ............................................................ 33
4-2. Circuit Boards Location .................................................... 15
4-3. Block Diagram – Tuner/Audio Section – .......................... 16
4-4. Block Diagram – Digital Section – ................................... 17
4-5. Block Diagram – Video/Display Section – ....................... 18
4-6. Block Diagram – Power Section – .................................... 19
4-7. Printed Wiring Boards – Main Section – .......................... 21
4-8. Schematic Diagram – Main Section (1/2) – ...................... 22
4-9. Schematic Diagram – Main Section (2/2) – ...................... 23
4-10. Printed Wiring Board – Digital Section (1/2) – ................ 24
4-11. Printed Wiring Board – Digital Section (2/2) – ................ 25
4-12. Schematic Diagram – Digital Section (1/2) – ................... 26
4-13. Schematic Diagram – Digital Section (2/2) – ................... 27
4-14. Printed Wiring Board – Video Section – ........................... 28
4-15. Schematic Diagram – Video Section – .............................. 28
4-16. Printed Wiring Boards – Display Section – ...................... 29
4-17. Schematic Diagram – Display Section – ........................... 30
4-18. Printed Wiring Boards – Power Section – ......................... 31
4-19. Schematic Diagram – Power Section – ............................. 32
4-20. IC Block Diagrams ............................................................ 33
5. EXPLODED VIEWS
5-1. Case Section ...................................................................... 35
5-2. Front Panel Section ........................................................... 36
5-3. Chassis Section-1 .............................................................. 37
5-4. Chassis Section-2 .............................................................. 38
5-2. Front Panel Section ........................................................... 36
5-3. Chassis Section-1 .............................................................. 37
5-4. Chassis Section-2 .............................................................. 38
6. ELECTRICAL PARTS LIST
........................................ 39
Ver. 1.1
4
STR-DE497
SECTION 1
GENERAL
This section is extracted
from instruction manual.
from instruction manual.