Sony-STRDG700-rec-sm 电路图 维修手册.pdf

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1、1 SERVICE MANUALAEP Model UK Model Australian Model STR-DG700 MULTI CHANNEL AV RECEIVER Amplifier section Stereo Power Output 1), Reference Power Output 1) 2) 8 ohms 20 Hz 20 kHz, THD 0.09 % 85 W + 85 W, 110 W/ch 8 ohms 1 kHz, THD 0.7 %100 W + 100 W, 120 W/ch 8 ohms 1 kHz, THD 10 %125 W + 125 W, 150

2、 W/ch 1) Measured under the following conditions: Area codePower requirements AEP, UK230 V AC, 50 Hz AUS240 V AC, 50 Hz 2) Reference power output for front, center, surround and surround back. Depending on the sound field settings and thjxsource, there may be no sound output. Frequency response Anal

3、og10 Hz 70 kHz +0.5/2 dB (with sound field and equalizer bypassed) SPECIFICATIONS Inputs AnalogSensitivity: 500 mV/ 50 kohms S/N 3) : 96 dB (A, 500 mV 4) ) Digital (Coaxial)Impedance: 75 ohms S/N: 100 dB (A, 20 kHz LPF) Digital (Optical)S/N: 100 dB (A, 20 kHz LPF) Outputs (Analog) AUDIO OUTVoltage:

4、500 mV/10 kohms SUB WOOFER, SURROUND Voltage: 2 V/1 kohm Equalizer Gain levels6 dB, 1 dB step 3) INPUT SHORT (with sound field and equalizer bypassed). 4) Weighted network, input level. Ver. 1.0 2006. 04 9-887-177-01 2006D04-1 2006. 04 Sony Corporation Home Audio Division Published by Sony Techno Cr

5、eate Corporation Manufactured under license from Dolby Laboratories. “Dolby”, “Pro Logic”, “Surround EX”, and the double-D symbol are trademarks of Dolby Laboratories. “DTS”, “DTS-ES”, “Neo:6”, and “DTS 96/24” are trademarks of Digital Theater Systems, Inc. This receiver incorporates High-Definition

6、 Multimedia Interface (HDMITM) technology. HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC. Continued on next page Photo: Black type RadioFans.CN 收音机爱 好者资料库 2 STR-DG700 FM tuner section Tuning range87.5 108.0 MHz Intermediate

7、 frequency10.7 MHz Useable sensitivity11.2 dBf, 1 V/75 ohms S/N Mono/Stereo76 dB/70 dB Harmonic distortion at 1 kHz Mono/Stereo0.3%/0.5% Separation45 dB at 1 kHz Frequency response30 Hz 15 kHz, +0.5/2 dB AM tuner section Tuning range With 9-kHz tuning scale:531 1,602 kHz Intermediate frequency450 kH

8、z Usable sensitivity50 dB/m (at 1,000 kHz or 999 kHz) Video section Inputs/Outputs Video:1 Vp-p, 75 ohms S-video:Y: 1 Vp-p, 75 ohms C: 0.286 Vp-p, 75 ohms COMPONENT VIDEO:Y: 1 Vp-p, 75 ohms PB/CB/B-Y: 0.7 Vp-p/ 75 ohms PR/CR/R-Y: 0.7 Vp-p/ 75 ohms 80 MHz HD Pass Through General Power requirements Ar

9、ea codePower requirements AEP, UK230 V AC, 50/60 Hz AUS240 V AC, 50 Hz Power consumption220 W Power consumption (during standby mode) 0.2 W AC outlets1 switched, 100 W/0.4 A MAX Dimensions (w/h/d) (Approx.) 430 157.5 316 mm including projecting parts and controls Mass (Approx.)8.5 kg Supplied access

10、ories FM wire antenna (1) AM loop antenna (1) Remote commander RM-AAP011 (1) R6 (size-AA) batteries (2) Optimizer microphone ECM-AC2 (1) Design and specifications are subject to change without notice. Abbreviation AUS : Australian model SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK

11、 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. MODEL IDENTIFICATION BACK PANEL Part No. MODELPART No. AEP, UK

12、2-661-147-7s AUS2-661-147-8s Abbreviation AUS : Australian model RadioFans.CN 收音机爱 好者资料库 3 STR-DG700 TABLE OF CONTENTS 1. GENERAL Description and location of parts. 4 2. DISASSEMBLY 2-1. Case . 7 2-2. Back Panel Section. 8 2-3. Front Panel Section . 8 2-4. DIGITAL Board . 9 2-5. MAIN Board Section .

13、 9 2-6. STANDBY Board . 10 2-7. REGULATOR Board . 10 3. TEST MODE. 11 4. DIAGRAMS 4-1. Circuit Boards Location . 12 4-2. Block Diagram Tuner/Audio Section . 13 4-3. Block Diagram Digital Section . 14 4-4. Block Diagram Video Section . 15 4-5. Block Diagram Key/Display/HDMI Section . 16 4-6. Block Di

14、agram Power Section . 17 4-7. Printed Wiring Boards Main Section . 19 4-8. Schematic Diagram Main Section (1/3) . 20 4-9. Schematic Diagram Main Section (2/3) . 21 4-10. Schematic Diagram Main Section (3/3) . 22 4-11. Printed Wiring Board Digital Section (1/2) . 23 4-12. Printed Wiring Board Digital

15、 Section (2/2) . 24 4-13. Schematic Diagram Digital Section (1/5) . 25 4-14. Schematic Diagram Digital Section (2/5) . 26 4-15. Schematic Diagram Digital Section (3/5) . 27 4-16. Schematic Diagram Digital Section (4/5) . 28 4-17. Schematic Diagram Digital Section (5/5) . 29 4-18. Printed Wiring Boar

16、ds Front B/Center/Surround Back Speaker Section . 30 4-19. Schematic Diagram Front B/Center/Surround Back Speaker Section . 31 4-20. Printed Wiring Board Video Section (1/2) . 32 4-21. Printed Wiring Board Video Section (2/2) . 33 4-22. Schematic Diagram Video Section (1/2) . 34 4-23. Schematic Diag

17、ram Video Section (2/2) . 35 4-24. Printed Wiring Boards S-video/Video3/REG Section . 36 4-25. Schematic Diagram S-video/Video3/REG Section . 37 4-26. Printed Wiring Board HDMI Section . 38 4-27. Schematic Diagram HDMI Section . 39 4-28. Printed Wiring Board ADCC Section . 40 4-29. Schematic Diagram

18、 ADCC Section . 40 4-30. Printed Wiring Boards Display Section . 41 4-31. Schematic Diagram Display Section . 42 4-32. Printed Wiring Boards Power Section . 43 4-33. Schematic Diagram Power Section . 44 5. EXPLODED VIEWS 5-1. Case Section . 58 5-2. Front Panel Section . 59 5-3. Back Panel Section. 6

19、0 5-4. Chassis Section . 61 6. ELECTRICAL PARTS LIST. 62 RadioFans.CN 收音机爱 好者资料库 4 STR-DG700 SECTION 1 GENERALThis section is extracted from instruction manual. 4GB Description and location of parts To remove the cover Press PUSH. When you remove the cover, keep it out of reach from children. Gettin

20、g Started Front panel ?/1 AUTO CAL MIC SPEAKERS (OFF/A/B/A+B) PHONES MEMORY/ ENTER SUR BACK DECODING2CHSLEEPDIMMERA.F.D.MOVIEMUSIC MULTI CHANNEL DECODING TUNING MODE DISPLAYINPUT MODE INPUT SELECTOR TUNING + MULTI CH INDIRECT MASTER VOLUME VIDEO 3 IN/PORTABLE AV IN VIDEOL AUDIO RDIGITAL(OPT) PUSH 15

21、268q;4397 qaqswdqdqfwawsqgqhqjqkqlw; NameFunction A ?/1Press to turn the receiver on or off (page 29, 36, 37, 57, 59). B SPEAKERS (OFF/A/B/A+B) Press to select OFF, A, B, A+B of the front speakers (page 30). C TUNING MODEPress to select the tuning mode (page 58, 62). D TUNING +/Turn to scan a statio

22、n (page 58, 61). E DisplayThe current status of the selected component or a list of selectable items appears here (page 6). 5GB Getting Started NameFunction F MULTI CHANNEL DECODING lamp Lights up when multi channel audio is decoded (page 37). G Remote sensorReceives signals from remote commander. H

23、 DISPLAYPress to select information displayed on the display (page 63, 67). I INPUT MODEPress to select the input mode when the same components are connected to both digital and analog jacks (page 64). J MASTER VOLUME Turn to adjust the volume level of all speakers at the same time (page 34, 35, 36,

24、 37). K DIRECTPress to listen to high quality analog sound (page 56). L MULTI CH INPress to select the audio directly from the components connected to the MULTI CH IN jacks (page 35). M INPUT SELECTOR Turn to select the input source to playback (page 35, 36, 37, 56, 58, 62, 64, 67, 68, 69). N MOVIE,

25、 MUSIC Press to select sound fields (MOVIE, MUSIC) (page 53). O A.F.D.Press to select A.F.D. mode (page 51). P 2CHPress to select 2CH STEREO mode (page 56, 57). Q SUR BACK DECODING Press to select the surround back decoding mode (page 44). R SLEEPPress to activate the Sleep Timer function and the du

26、ration which the receiver turns off automatically (page 68). S DIMMERPress to change the brightness of the display (page 50). NameFunction T MEMORY/ENTER Press to store a station or enter the selection when selecting the settings (page 29, 60). U VIDEO 3 IN/ PORTABLE AV IN jacks To connect a camcord

27、er or video game (page 27, 35). V AUTO CAL MIC jack Connects to the supplied ECM-AC2 optimizer microphone for the Auto Calibration function (page 31). W PHONES jackConnects to a headphone (page 77). 6GB About the indicators on the display MEMORY LCR SLSSR SB SW LFESP A SP B RDS STEREO MONO A.DIRECT

28、D.RANGE EQ NEO:6 SLEEP OPT COAXHDMI96/24 DIGITAL EX;DTS-ES;PRO LOGIC IIx qdqsqaqj qk qgqhqf 214356789 q; NameFunction A SWLights up when sub woofer selection is set to “YES” (page 41) and the audio signal is output from the SUB WOOFER jack. B LFELights up when the disc being played back contains an

29、LFE (Low Frequency Effect) channel and the LFE channel signal is actually being reproduced. C SP A/SP BLights up according to the speaker system used. However, these indicators do not light up if the speaker output is turned off or if a headphone is connected. D ;DIGITAL (EX) Lights up when Dolby Di

30、gital signals are input. “; DIGITAL EX” lights up when Dolby Digital Surround EX signals are decoded. Note When playing a Dolby Digital format disc, be sure that you have made digital connections and that INPUT MODE is not set to “ANALOG” (page 64). NameFunction E ;PRO LOGIC (II)/ (IIx) Lights up wh

31、en the receiver applies Pro Logic processing to 2 channel signals in order to output the center and surround channel signals. “; PRO LOGIC II” lights up when the Pro Logic II Movie/Music/ Game decoder is activated. “; PRO LOGIC IIx” lights up when the Pro Logic IIx Movie/ Music/Game decoder is activ

32、ated. However, these indicators do not light up if both the center and surround speakers are set to “NO” (page 41) and you select a sound field using the A.F.D. button. Note Dolby Pro Logic IIx decoding does not function for DTS format signals or for signals with a sampling frequency of more than 48

33、 kHz. F DTS (-ES)/ (96/24) Lights up when DTS signals are input. “DTS-ES” lights up when DTS-ES signals are input. “DTS 96/24” lights up when the receiver is decoding DTS 96 kHz/24 bit signals. Note When playing a DTS format disc, be sure that you have made digital connections and that INPUT MODE is

34、 not set to “ANALOG” (page 64). G NEO:6Lights up when DTS Neo:6 Cinema/Music decoder is activated (page 52). 7GB Getting Started NameFunction H MEMORYLights up when a memory function, such as Preset Memory (page 61), etc., is activated. I A.DIRECTLights up when ANALOG DIRECT is selected (page 56). J

35、 Preset station indicators Lights up when using the receiver to tune in radio stations you have preset. For details on presetting radio stations, see page 60. K Tuner indicators Lights up when using the receiver to tune in radio stations (page 57), etc. Note “RDS” appears for models of area code CEL

36、, CEK only. L EQLights up when the equalizer is activated (page 39). M D.RANGELights up when dynamic range compression is activated (page 39). N HDMIFlashes when you select “HDMI A.” in the VIDEO menu (page 66). O COAXLights up when INPUT MODE is set to “AUTO” and the source signal is a digital sign

37、al being input through the COAXIAL jack, or when INPUT MODE is set to “COAX IN” (page 64). P OPTLights up when INPUT MODE is set to “AUTO” and the source signal is a digital signal being input through the OPTICAL jack, or when INPUT MODE is set to “OPT IN” (page 64). Q SLEEPLights up when the sleep

38、timer is activated (page 68). NameFunction R Playback channel indicators L R C SL SR S SB The letters (L, C, R, etc.) indicate the channels being played back. The boxes around the letters vary to show how the receiver downmixes the source sound (based on the speaker settings). Front Left Front Right

39、 Center (monaural) Surround Left Surround Right Surround (monaural or the surround components obtained by Pro Logic processing) Surround back (the surround back components obtained by 6.1 channel decoding) Example: Recording format (Front/ Surround): 3/2.1 Output channel: When surround speaker is se

40、t to “NO” (page 41) Sound Field: A.F.D. AUTO LCR SLSR SW 5 STR-DG700 8GB Rear panel AC OUTLET DIGITAL VIDEO 1 IN VIDEO 2 IN MD/ TAPE IN MD/ TAPE OUT DVD IN SA-CD/ CD IN COAXIAL OPTICAL ANTENNA AM HDMI DVD IN ASSIGNABLE VIDEO 2 INMONITOR OUT L R AUDIO IN VIDEO IN DVD AUDIO IN S-VIDEO IN VIDEO IN VIDE

41、O 2 AUDIO IN S-VIDEO IN VIDEO OUT VIDEO 1 AUDIO OUT S-VIDEO OUT VIDEO IN S-VIDEO IN L R SA-CD/CDMD/TAPE OUT L R ININ AUX IN L R VIDEO OUT S-VIDEO OUT MONITOR SURROUND BACK CENTER + SURROUNDFRONT A RR LL + SPEAKERS FRONT B R L + SUB WOOFERSURROUND PRE OUT L R SURROUND SUB WOOFER CENTER FRONT L R MULT

42、I CH IN DVD IN VIDEO 2 IN MONITOR OUT COMPONENT VIDEO Y ASSIGNABLE PB/CB /BY PR/CR /RY 23 465 1 ADIGITAL INPUT/OUTPUT section OPTICAL IN/OUT jack Connects to a DVD player, etc. The COAXIAL jack provides a better quality of loud sound (page 16, 23, 25). COAXIAL IN jack HDMI IN/ MONITOR OUT jack* Conn

43、ects to a DVD player, or a satellite tuner. The image and the sound are output to a TV or a projector (page 26). BVIDEO/AUDIO INPUT/OUTPUT section AUDIO IN/ OUT jack Connects the video and audio jacks of a VCR or a DVD player (page 22, 23, 24, 25, 27). VIDEO IN/ OUT jack* S-VIDEO IN/ OUT jack* White

44、 (L) Red (R) Yellow C COMPONENT VIDEO INPUT/ OUTPUT section COMPONENT VIDEO INPUT/ OUTPUT jack* Connects to a DVD player, TV, or a satellite tuner. You can enjoy high quality image (page 22, 24, 25). D SPEAKER section Connects to speakers (page 14). Connects to sub woofer (page 14). Green Blue Red 9GB Getting Started * You can watch the selected input image when you connect the MONITOR