STR-DE245/DE345

SERVICE MANUAL

AEP Model

Ver 1.0 2000. 02

UK Model

E Model

 

Australian Model

 

STR-DE245/DE345

Photo: STR-DE345

US Model

Canadian Model

Chinese Model

PX Model

STR-DE345

Manufactured under license from Dolby Laboratories Licensing Corporation.

“DOLBY” the double-D symbol ; “AC-3” and “Pro Logic” are trademarks of Dolby Laboratories Licensing Corporation.

SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC 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% total harmonic distortion from 250 milliwatts to rated output.

Amplifier section

Rated Power Output at

(8 Ω at 20 Hz – 20 kHz,

Stereo Mode

THD 0.09 %)

 

 

100W + 100W

 

Reference Power Output

(8Ω at 1 kHz, THD 0.7%)

 

Front: 100 W + 100 W

 

Center: 100 W

 

 

Rear: 100 W + 100 W

Frequency response

TV/SAT, CD, MD/TAPE,

 

VIDEO, 5.1CH/DVD

 

+0.5

dB

 

10 – 50 kHz

 

–2.0

 

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

Muting

Full mute

BASS BOOST

+6 dB at 70 Hz

TONE

±6 dB at 100 Hz and

 

10 kHz

Tuner section

FM Stereo, FM/AM superheterodyne tuner

AM tuner section

Tuning range

10 kHz interval*

 

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)

S/N

54 dB (at 50 mV/m)

Harmonic distortion

0.5 % (50 mV/m, 400

 

Hz)

Selectivity

At 10 kHz: 40 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

receiver.

Inputs

 

Sensitivity

Impedance S/N

CD,

 

 

 

5.1CH/

 

 

 

DVD,

 

50

 

MD/TAPE,

150 mV

85 dB

 

TV/SAT,

kilohms

 

VIDEO

 

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

Usable sensitivity

11.2 dBf, 2 µV (IHF)

S/N

Mono: 76 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–2.0+0.5dB

Selectivity

60 dB at 400 kHz

2) Hold down PRESET TUNING + button and

press the ?/1 (power) button .

“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.

— Continued on next page —

FM STEREO FM-AM RECEIVER

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Sony STR-DE245/DE345 specifications Specifications, Amplifier section, Tuner section, AM tuner section, FM tuner section