SERVICE MANUAL
Sony Corporation
Home Audio Division
Published by Sony Techno Create Corporation
E Model
MULTI CHANNEL AV RECEIVER
9-887-239-01
2006E1678-1
© 2006.05
Ver. 1.0 2006.05
SPECIFICATIONS
STR-K980
• STR-K980 is the tuner and the amplifier
section in HT-DDW980.
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 —
Amplifier section
Power Output
1)
6 ohms 1 kHz, THD 0.7 %
FRONT
2)
: 110 W/ch
CENTER
2)
: 110 W
SUR
2)
: 110 W/ch
Music power output
FRONT
2)
: 140 W/ch
CENTER
2)
: 140W
SUR
2)
: 140 W/ch
1) Measured under the following conditions:
2) Depending on the sound field settings and the source,
there may be no sound output.
Inputs (Analog)
Inputs (Digital)
Outputs (Analog)
Reproduction frequency range:
28 – 20,000 Hz
Tone
SA-CD/CD,
MD/TAPE, DVD,
VIDEO 1, 2, 3
Sensitivity: 800 mV
Impedance: 50 kohms
DVD (Coaxial) Sensitivity: –
Impedance: 75 ohms
VIDEO 1, 2
(Optical)
Sensitivity: –
Impedance: –
MD/TAPE (OUT),
VIDEO 1 (AUDIO
OUT)
Vo ltage: 800 mV
Impedance: 10 kohms
SUB WOOFER Voltage: 2 V
Impedance: 1 kohm
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
With 10-kHz tuning scale:
530 – 1,610 kHz
Antenna Loop antenna
Intermediate frequency
450 kHz
Video section
Inputs/Outputs
Video: 1 Vp-p, 75 ohms
COMPONENT VIDEO:
Y: 1 Vp-p, 75 ohms
P
B/CB/B-Y: 0.7 Vp-p,
75 ohms
P
R/CR/R-Y: 0.7 Vp-p,
75 ohms
80 MHz HD Pass Through
AM tuner section
Tuning range
Area code Power requirements
MX 127 V AC, 60 Hz
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com