Sony STR-DB1080 - Fm Stereo/fm-am Receiver Service Manual

STR-DA2ES/DB1080
SERVICE MANUAL
Ver 1.1 2003.07
This receiver incorporates Dolby* Digital and Pro Logic Surround
and the DTS** Digital Surround System.
* Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic" and the double-D symbol are
trademarks of Dolby Laboratories.
** "DTS", "DTS-ES Extended Surround" and "Neo:6" are
trademarks of Digital Theater Systems, Inc.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
(Models of area code U only)
With 8 ohm loads, both channels driven, from
20 – 20,000 Hz; rated 100 watts per channel
minimum RMS power, with no more than
0.09 % total harmonic distortion from
250 milliwatts to rated output.
Amplifier section
POWER OUTPUT
Models of area code U, CA
Rated Power Output at Stereo Mode
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
100 W + 100 W
(4 ohms 20 Hz – 20 kHz, THD 0.09 %)
80 W + 80 W
Reference Power Output
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
FRONT 1) :100 W + 100 W
CENTER 1) : 100 W
1)
SURR : 100 W + 100 W
SURR BACK
(4 ohms 20 Hz – 20 kHz, THD 0.09 %)
FRONT: 1) 80 W + 80 W
CENTER 1) : 80 W
1)
SURR : 80 W + 80 W
SURR BACK
Sony Corporation
9-874-061-02
2003G05-1 Home Audio Company
C 2003.07 Published by Sony Engineering Corporation
Photo: STR-DA2ES
SPECIFICATIONS
Models of other area code
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
(4 ohms 1 kHz, THD 0.7 %)
Reference Power Output
(8 ohms 1 kHz, THD 0.7 %)
(4 ohms 1 kHz, THD 0.7 %)
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
(4 ohms 20 Hz – 20 kHz, THD 0.09 %)
1) : 100 W
1) Depending on the sound field settings and the
source, there may be no sound output.
1) : 80 W
2) Measured under the following conditions:
Area code
100 W + 100 W 2)
E
SP, CEL, CEK, KR
90 W + 90 W 2)
2)
Frequency response
PHONO
1)
FRONT : 100 W + 100 W
CENTER 1) : 100 W
1)
SURR : 100 W + 100 W
CD/SACD, TAPE,
1)
SURR BACK : 100 W
MD/DAT, TV/SAT,
DVD/LD, VIDEO 1, 2,
1)
FRONT : 90 W + 90 W
3
CENTER 1) : 90 W
SURR 1) : 90 W + 90 W
1)
SURR BACK : 90 W
Inputs (Analog)
PHONO
FRONT 1) : 90 W + 90 W
1)
CENTER : 90 W
SURR 1) : 90 W + 90 W
SURR BACK 1) : 90 W
MULTI CH IN 1, 2,
CD/SACD, TAPE,
FRONT 1) : 80 W + 80 W
MD/DAT, DVD/LD,
CENTER 1) : 80 W
TV/SAT, VIDEO 1, 2,
SURR 1) : 80 W + 80 W
3
SURR BACK 1) : 80 W
3) INPUT SHORT.
4) Weighted network, input level.
FM STEREO FM-AM RECEIVER
US Model
Canadian Model
STR-DA2ES
AEP Model
UK Model
E Model
STR-DB1080
Power requirements
240 V AC, 50 Hz
230 V AC, 50 Hz
RIAA equalization curve
±0.5 dB
10 Hz – 100 kHz
+0.5/–2 dB (when
ANALOG DIRECT is
selected)
Sensitivity: 2.5 mV
Impedance: 50 kilohms
3)
S/N : 86 dB (A, 2.5 mV
Sensitivity: 150 mV
Impedance: 50 kilohms
3)
S/N : 96 dB
4)
(A, 150 mV )
– Continued on next page –
4)
)