Sony STR-K680, Service Manual, Page: 1 / 54

SERVICE MANUAL
Sony Corporation
Home Audio Division
Published by Sony Techno Create Corporation
AEP Model
UK Model
STR-K780
E Model
STR-K680/K780
Australian Model
STR-K780
MULTI CHANNEL AV RECEIVER
9-887-140-04
2006H16-1
© 2006.08
Ver. 1.3 2006.08
SPECIFICATIONS
STR-K680/K780
• STR-K680 is the tuner and the amplifier section
in HT-DDW680, STR-K780 is the tuner and the
amplifier section in HT-DDW780/HTP-36DW.
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.
— Continued on next page —
Photo : STR-K780
Amplifier section
Power Output
1)
Models of area code SP, SP6
(6 ohms 1 kHz, THD 0.7%)
FRONT
2)
: 70 W/ch
CENTER
2)
: 70 W
SUR
2)
: 70 W/ch
(6 ohms 1 kHz, THD 10%)
FRONT
2)
: 10 0 W/ch
CENTER
2)
: 10 0 W
SUR
2)
: 10 0 W/ch
Models of area code AEP, UK, RU
(6 ohms 1 kHz, THD 0.7%)
FRONT
2)
: 85 W/ch
CENTER
2)
: 85 W
SUR
2)
8 : 5 W / ch
(6 ohms 1 kHz, THD 10%)
FRONT
2)
: 12 2 W/ch
CENTER
2)
: 122 W
SUR
2)
: 122 W/c h
Models of area code AUS
(6 ohms 120 Hz–20 kHz, THD 0.09%)
FRONT
2)
: 50 W/ch
CENTER
2)
: 50 W
SUR
2)
: 50 W/ch
(6 ohms 1 kHz, THD 0.7%)
FRONT
2)
: 85 W/ch
CENTER
2)
: 85 W
SUR
2)
: 85 W/ch
(6 ohms 1 kHz, THD 10%)
FRONT
2)
: 12 2 W/ch
CENTER
2)
: 12 2 W
SUR
2)
: 122 W/ch
1)
Measured under the following conditions:
2)
Depending on the sound field settings and the
source, there may be no sound output.
Area code Power requirements
SP, SP6, AEP, UK, RU 230 V AC, 50 Hz
AR 230 V AC, 50 Hz
Models of area code E51, MX
Power Output
1)
(6 ohms 1 kHz, THD 0.7%)
FRONT
2)
: 70 W/ch
CENTER
2)
: 70 W
SUR
2)
: 70 W/ch
(6 ohms 100 Hz, THD 0.7%)
SUB WOOFER
2)
: 70 W
(6 ohms 1 kHz, THD 10%)
FRONT
2)
: 100 W/ch
CENTER
2)
: 10 0 W
SUR
2)
: 10 0 W/ch
(6 ohms 100 Hz, THD 10%)
SUB WOOFER
2)
: 10 0 W
E51, AUS 240 V AC, 50 Hz
MX 127 V AC, 60 Hz
Models of area code AR
Power Output
1)3)
(6 ohms 1 kHz, THD 0.7%)
FRONT
2)
: W/ch
1)
, 65 W/ch
3)
CENTER
2)
: W
1)
, 65 W
3)
SUR
2)
: W/ch
1)
, 65 W/ch
3)
(6 ohms 100 Hz, THD 0.7%)
SUB WOOFER
2)
: W
1)
, 65 W
3)
(6 ohms 1 kHz, THD 10%)
FRONT
2)
: 100
100
100
100
W/ch
1)
, 90 W/ch
3)
CENTER
2)
: W
1)
, 90 W
3)
SUR
2)
: W/ch
1)
, 90 W/ch
3)
(6 ohms 100 Hz, THD 10%)
SUB WOOFER
2)
: W
1)
, 90 W
3)
3)
Measured under the following conditions:
Area code Power requirements
AR 220 V AC, 50 Hz
70
70
70
70