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STR-DE245 Dataheets PDF



Part Number STR-DE245
Manufacturers Sony
Logo Sony
Description FM STEREO FM-AM RECEIVER SERVICE MANUAL
Datasheet STR-DE245 DatasheetSTR-DE245 Datasheet (PDF)

STR-DE245/DE345 SERVICE MANUAL Ver 1.0 2000. 02 AEP Model 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.

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STR-DE245/DE345 SERVICE MANUAL Ver 1.0 2000. 02 AEP Model 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. 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 Full mute +6 dB at 70 Hz ±6 dB at 100 Hz and 10 kHz AM tuner section Tuning range 10 kHz interval* 530 – 1,710 kHz 9 kHz interval 531 – 1,710 kHz Loop antenna 450 kHz 50 dB/m (at 1,000 kHz or 999 kHz) 54 dB (at 50 mV/m) 0.5 % (50 mV/m, 400 Hz) At 10 kHz: 40 dB At 9 kHz: 35 dB Antenna Intermediate frequency Usable sensitivity S/N Harmonic distortion Selectivity Amplifier section Rated Power Output at Stereo Mode (8 Ω at 20 Hz – 20 kHz, THD 0.09 %) 100W + 100W (8Ω at 1 kHz, THD 0.7%) Front: 100 W + 100 W Center: 100 W Rear: 100 W + 100 W TV/SAT, CD, MD/TAPE, VIDEO, 5.1CH/DVD 10 – 50 kHz +0.5 –2.0 dB Impedance S/N Muting BASS BOOST TONE Reference Power Output Frequency response Tuner section FM Stereo, FM/AM superheterodyne tuner Inputs Sensitivity CD, 5.1CH/ DVD, MD/TAPE, TV/SAT, VIDEO FM tuner section Tuning range Antenna terminals Intermediate frequency Sensitivity Usable sensitivity S/N Harmonic distortion at 1 kHz Separation Frequency response Selectivity 87.5 – 108.0 MHz 75 Ω, unbalanced 10.7 MHz Mono: 18.3 dBf, 4.5 µV Stereo: 38.3 dBf, 45 µV 11.2 dBf, 2 µV (IHF) Mono: 76 dB Stereo: 70 dB Mono: 0.3 % Stereo: 0.5 % 45 dB at 1 kHz 30 Hz –15 kHz +0.5 –2.0 dB 60 dB at 400 kHz * 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. 2) Hold down PRESET TUNING + button and press the ?/1 (power) button . “9 k STEP” appears. 150 mV 50 kilohms 85 dB 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 VIDEO section Inputs Outputs VIDEO, TV/SAT, 5.1CH/DVD: 1 Vp-p 75 Ω VIDEO, MONITOR: 1 Vp-p 75 Ω MODEL IDENTIFICATION — BACK PANEL — General System Tuner section: PLL quartz-locked digital synthesizer system Preamplifier section: Low-noise NF type equalizer Power amplifier section: Pure-complementary SEPP 120 V AC, 60 Hz 235 W 17 × 56/8 × 12 inches) (430 × 145 × 304 mm) 7.3 kg (16 lb 2 oz) FM wire antenna (1) AM loop antenna (1) Remote commander (remote) (1) Size AA (R6) batteries (2) Operating Instructions of the remote RM-PP404 Parts No. Power requirements Power consumption Dimensions Mass (Aporox.) Supplid accessories Design and specifications are subject to change without notice. DE345: DE345: DE345: DE345: DE345: DE345: DE345: DE345: DE345: DE345: DE245: DE245: DE245: DE245: DE245: MODEL US model Canadian model Australian model Singapore, Malaysia model Chinese model E, Saudi Arabia, PX model AEP model Russian, East European model Mexican model Argentine model Australian model Singapore, Malaysia model E, Saudi Arabia model AEP, UK model Mexican, Russian, East European model PARTS No. 4-226-462-0s 4-226-462-1s 4-226-462-2s 4-226-462-3s 4-226-462-4s 4-226-462-5s 4-226-462-6s 4-226-462-7s 4-226-462-8s 4-226-462-9s 4-226-468-2s 4-226-468-3s 4-226-468-4s 4-226-468-5s 4-226-468-6s 2 SAFETY CHECK-OUT After correcting the original service problem, perform the following safety checks before releasing the set to the customer: Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage. Check leakage as described below. TABLE OF CONTENTS 1. GENERAL ·········································································· 4 2. TEST MODE ······································································ 6 3. DIAGRAMS 3-1. Block Diagram ······························································ 7 3-2. IC Block Diagrams ························································ 8 3-3. IC Pin Function Description ·········································· 8 3-4. Circuit Boards Location ················································ 9 3-5. Printed Wiring Board Main Section ·························· 10 3-6. Schematic Diagram Main Section (1/3) ···················· 11 3-7. Schematic Diagram Main Section (2/3) ···················· 12 3-8. Schematic Diagram Main Section (3/3) ···.


XL8005 STR-DE245 STR-DE345


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