Sony STR-DE245/DE345 사용자 설명서
STR-DE245/DE345
AEP Model
UK Model
E Model
Australian Model
STR-DE245/DE345
US Model
Canadian Model
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PX Model
STR-DE345
SERVICE MANUAL
FM STEREO FM-AM RECEIVER
SPECIFICATIONS
Manufactured under license from Dolby Laboratories Licensing
Corporation.
“DOLBY” the double-D symbol
Corporation.
“DOLBY” the double-D symbol
;
“AC-3” and “Pro Logic” are
trademarks of Dolby Laboratories Licensing Corporation.
Photo: STR-DE345
— Continued on next page —
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION
With 8-ohm load, both channels driven, from 20
DISTORTION
With 8-ohm load, both channels driven, from 20
–
20,000 Hz rated 100 watts per channel minimum
RMS power, with no more than 0.09%
RMS power, with no more than 0.09%
total
harmonic distortion from 250 milliwatts to rated
output.
output.
Amplifier section
Rated Power Output at
(8
Ω
at 20 Hz – 20 kHz,
Stereo Mode
THD 0.09 %)
100W + 100W
100W + 100W
Reference Power Output
(8
Ω
at 1 kHz, THD 0.7%)
Front: 100 W + 100 W
Center: 100 W
Rear: 100 W + 100 W
Center: 100 W
Rear: 100 W + 100 W
Frequency response
TV/SAT, CD, MD/TAPE,
VIDEO, 5.1CH/DVD
10 – 50 kHz dB
VIDEO, 5.1CH/DVD
10 – 50 kHz dB
Inputs
Sensitivity
Impedance
S/N
CD,
5.1CH/
DVD,
MD/TAPE,
5.1CH/
DVD,
MD/TAPE,
150 mV
50
85 dB
TV/SAT,
kilohms
VIDEO
Outputs
MD/TAPE REC OUT:
Voltage: 150 mV,
Impedance: 10 kilohms
VIDEO AUDIO OUT:
Voltage: 150 mV,
Impedance: 10 kilohms
SUB WOOFER:
Voltage: 2 V
Impedance: 1 kilohms
PHONES: Accepts low
and high impedance
headphones
Voltage: 150 mV,
Impedance: 10 kilohms
VIDEO AUDIO OUT:
Voltage: 150 mV,
Impedance: 10 kilohms
SUB WOOFER:
Voltage: 2 V
Impedance: 1 kilohms
PHONES: Accepts low
and high impedance
headphones
Muting
Full mute
BASS BOOST
+6 dB at 70 Hz
TONE
±6 dB at 100 Hz and
10 kHz
10 kHz
Tuner section
FM Stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
87.5 – 108.0 MHz
Antenna terminals
75
Ω
, unbalanced
Intermediate frequency
10.7 MHz
Sensitivity
Mono: 18.3 dBf, 4.5 µV
Stereo: 38.3 dBf, 45 µV
Stereo: 38.3 dBf, 45 µV
Usable sensitivity
11.2 dBf, 2 µV (IHF)
S/N
Mono: 76 dB
Stereo: 70 dB
Stereo: 70 dB
Harmonic
Mono: 0.3 %
distortion at 1 kHz
Stereo: 0.5 %
Separation
45 dB at 1 kHz
Frequency response
30 Hz –15 kHz dB
Selectivity
60 dB at 400 kHz
+0.5
–2.0
–2.0
+0.5
–2.0
–2.0
AM tuner section
Tuning range
10 kHz interval*
530 – 1,710 kHz
9 kHz interval
531 – 1,710 kHz
530 – 1,710 kHz
9 kHz interval
531 – 1,710 kHz
Antenna
Loop antenna
Intermediate frequency
450 kHz
Usable sensitivity
50 dB/m (at 1,000 kHz
or 999 kHz)
or 999 kHz)
S/N
54 dB (at 50 mV/m)
Harmonic distortion
0.5 % (50 mV/m, 400
Hz)
Hz)
Selectivity
At 10 kHz: 40 dB
At 9 kHz: 35 dB
At 9 kHz: 35 dB
* You can change the AM tuning interval between 9
kHz and 10 kHz. Turn off the receiver and press
the ?/1 (power) for more than 4 seconds until
“INITIAL” appears.
1) After turning in any AM station, turn off the
the ?/1 (power) for more than 4 seconds until
“INITIAL” appears.
1) After turning in any AM station, turn off the
receiver.
2) Hold down PRESET TUNING + button and
press the ?/1 (power) button .
“9 k STEP” appears.
“9 k STEP” appears.
To change to 10 k Step, repeat step 1 and 2
until “10 k STEP” appears. Note that all preset
stations, index names and sound field are
cleared after you make the procedure above.
until “10 k STEP” appears. Note that all preset
stations, index names and sound field are
cleared after you make the procedure above.
Ver 1.0 2000. 02