Sony-STRDG520-rec-sm 电路图 维修手册.pdf

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1、SERVICE MANUAL Published by Sony Techno Create Corporation Sony Corporation Audio Business Group SPECIFICATIONS MULTI CHANNEL AV RECEIVER 9-887-995-02 2008E04-1 2008.05 US Model Canadian Model AEP Model UK Model Australian Model Taiwan Model Ver. 1.1 2008.05 STR-DG520 AUDIO POWER SPECIFICATIONS POWE

2、R OUTPUT AND TOTAL HARMONIC DISTORTION: (Models of area code US only) With 8 ohm loads, both channels driven, from 20 20,000 Hz; rated 90 watts per channel minimum RMS power, with no more than 0.09 % total harmonic distortion from 250 milliwatts to rated output. Amplifi er section Models of area cod

3、e US, CND 1) Minimum RMS Output Power (8 ohms, 20 Hz 20 kHz, THD 0.09%) 90 W + 90 W Stereo Mode Output Power (8 ohms, 1 kHz, THD 1%) 100 W + 100 W Surround Mode Output Power 2) (8 ohms, 1 kHz, THD 10%) 130 W/ch Models of area code AEP, UK, AUS, ECE 1) Minimum RMS Output Power (8 ohms, 20 Hz 20 kHz,

4、THD 0.09%) 85 W + 85 W Stereo Mode Output Power (8 ohms, 1 kHz, THD 1%) 100 W + 100 W Surround Mode Output Power 2) (8 ohms, 1 kHz, THD 10%) 130 W/ch Models of area code TW 1) Minimum RMS Output Power (8 ohms, 20 Hz 20 kHz, THD 0.09%) 70 W + 70 W Stereo Mode Output Power (8 ohms, 1 kHz, THD 1%) 100

5、W + 100 W Surround Mode Output Power 2) (8 ohms, 1 kHz, THD 10%) 130 W/ch Continued on next page Manufactured under license from Dolby Laboratories. Dolby, Pro Logic, and the double-D symbol are trademarks of Dolby Laboratories. Manufactured under license under U.S. Patent #s: 5,451,942; 5,956,674;

6、5,974,380; 5,978,762;6,487,535 qsqa 3165274 NameFunction A ?/1 (on/standby) Press to turn the receiver on or off (page 25, 29, 30, 45, 62). B SPEAKERS (ON/OFF) Press to turn the speaker system on or off (page 14). C DisplayThe current status of the selected component or a list of selectable items ap

7、pears here (page 7). D Remote sensor Receives signals from remote commander. E DISPLAYPress to select information displayed on the display (page 53). F INPUT MODEPress to select the input mode when the same components are connected to both digital and analog jacks (page 50). NameFunction G MASTER VO

8、LUME Turn to adjust the volume level of all speakers at the same time (page 27, 28, 29, 30). H MUTINGPress to turn off the sound temporarily. Press MUTING again to restore the sound (page 28). I ANALOG DIRECT Press to listen to high quality analog sound (page 45). J INPUT SELECTOR Turn to select the

9、 input source to play back (page 28, 29, 30, 45, 46, 48, 49, 50, 52, 54). K 2CHPress to select a sound field (page 40). A.F.D. MOVIE MUSIC continued 5GB Getting Started Description and location of parts Getting Started Front panel ?/1 SPEAKERS (ON/OFF) PHONES ANALOG DIRECTMUTING INPUT SELECTOR AUTO

10、CAL MIC DISPLAYINPUT MODE MASTER VOLUME MEMORY/ ENTER TUNING MODETUNING2CHA.F.D.MOVIEMUSIC 89qfqdq;qsqa 3165274 NameFunction A ?/1 (on/standby) Press to turn the receiver on or off (page 25, 32, 33, 49). B SPEAKERS (ON/OFF) Press to turn the speaker system on or off (page 14). C DisplayThe current s

11、tatus of the selected component or a list of selectable items appears here (page 7). D Remote sensor Receives signals from remote commander. E DISPLAYPress to select information displayed on the display (page 54, 58). F INPUT MODEPress to select the input mode when the same components are connected

12、to both digital and analog jacks (page 55). NameFunction G MASTER VOLUME Turn to adjust the volume level of all speakers at the same time (page 30, 31, 32, 33). H MUTINGPress to turn off the sound temporarily. Press MUTING again to restore the sound (page 31). I ANALOG DIRECT Press to listen to high

13、 quality analog sound (page 49). J INPUT SELECTOR Turn to select the input source to play back (page 31, 32, 33, 49, 50, 52, 53, 55, 58, 59). K 2CHPress to select a sound field (page 44). A.F.D. MOVIE MUSIC continued 6GB NameFunction L MEMORY/ ENTER Press to operate the tuner (FM/AM) (page 50). TUNI

14、NG MODE TUNING +/ M AUTO CAL MIC jack Connects to the supplied optimizer microphone for the Auto Calibration function (page 27). N PHONES jack Connects to headphones (page 64). Ver. 1.1 STR-DG520 6 7US Getting Started About the indicators on the display SWLFE LCR SLSSR ;D;PLII;PLOPTDTSMEMORYST MONOD

15、.RANGECOAXHDMI 12345687 9q;qaqsqd NameFunction A SWLights up when sub woofer selection is set to “YES” (page 37) and the audio signal is output from the SUB WOOFER jack. B LFELights up when the disc being played back contains an LFE (Low Frequency Effect) channel and the LFE channel signal is actual

16、ly being reproduced. C ; DLights up when the receiver is decoding Dolby Digital signals. Note When playing a Dolby Digital format disc, be sure that you have made digital connections and that INPUT MODE is set to “AUTO” (page 50). D ; PL/ ; PLII “; PL” lights up when the receiver applies Pro Logic p

17、rocessing to 2 channel signals in order to output the center and surround channel signals. “; PLII” lights up when the Pro Logic II Movie/Music decoder is activated. However, these indicators do not light up if both the center and surround speakers are set to “NO” (page 33) and you select a sound fi

18、eld using the A.F.D. button. NameFunction E OPTLights up when BD input is selected. However, “UNLOCK” appears on the display if no digital signal is input through the OPTICAL jack. “OPT” also lights up when SAT input is selected if INPUT MODE is set to “AUTO” and the source signal is a digital signa

19、l being input through the OPTICAL jack. F DTSLights up when the receiver is decoding DTS signals. Note When playing a DTS format disc, be sure that you have made digital connections and that INPUT MODE is set to “AUTO” (page 50). G MEMORYLights up when a memory function, such as Preset Memory (page

20、48), etc., is activated. H Tuner indicators Lights up when using the receiver to tune in radio stations (page 46), etc. I 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 47. J D.RANGELights up w

21、hen dynamic range compression is activated (page 32). continued 8US NameFunction K COAXLights up when DVD input is selected. However, “UNLOCK” appears on the display if no digital signal is input through the COAXIAL jack. L HDMILights up when the receiver recognizes a component connected via a HDMI

22、IN jack (page 17). M Playback channel indicators L R C SL SR S 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 Center (monaural) Surround

23、 Left Surround Right Surround (monaural or the surround components obtained by Pro Logic processing) Example: Recording format (Front/ Surround): 3/2.1 Output channel: When surround speakers are set to “NO” (page 33) Sound Field: A.F.D. AUTO SW LCR SLSR 9US Getting Started Rear panel 3 21 4765 DVD I

24、NBD INOUT OPTICAL COAXIAL BD IN SAT IN DVD IN HDMI AUDIO OUT VIDEO OUT SAT IN AUDIO IN VIDEO IN AUDIO OUT SUB WOOFER DVD INMONITOR OUT Y PB/CB PR/CR SURROUNDCENTER LR FRONT L R SPEAKERS DMPORT DIGITAL AM ANTENNA L R IN SA-CD/CD IN TV AUDIO IN VIDEO IN SATVIDEO VIDEO IN DVD VIDEO OUT MONITORCOMPONENT

25、 VIDEO DC5V 0.7A MAX ADIGITAL INPUT/OUTPUT section OPTICAL IN jacks Connects to a DVD player, etc. The COAXIAL jack provides a better sound quality (page 17, 20, 22). COAXIAL IN jack HDMI IN/ OUT jacks* Connects to a DVD player or a Blu-ray disc player. The image and the sound are output to a TV (pa

26、ge 17). BCOMPONENT VIDEO INPUT/ OUTPUT section COMPONENT VIDEO INPUT/ OUTPUT jacks* Connects to a DVD player, TV, or a satellite tuner. You can enjoy high quality image (page 19, 20, 22). Green (Y) Blue (PB/CB) Red (PR/CR) CSPEAKERS section Connects to speakers (page 14). DVIDEO/AUDIO INPUT/OUTPUT s

27、ection AUDIO IN/ OUT jacks Connects to video and audio jacks of a VCR, a DVD player, etc. (page 1923). VIDEO IN/ OUT jacks* EAUDIO INPUT section AUDIO IN jacks Connects to a Super Audio CD player, CD player, etc. (page 15). AUDIO OUT jack Connects to a sub woofer (page 14). White (L) Red (R) Yellow

28、White (L) Red (R) Black continued 10US * You can watch the selected input image when you connect the HDMI OUT or MONITOR OUT jack to a TV or projector (page 17, 19). You can use the supplied remote to operate the receiver and to control the Sony audio/video components that the remote is assigned to

29、operate (page 54). RM-AAU020 FANTENNA section FM ANTENNA jack Connects to the FM wire antenna (aerial) supplied with this receiver (page 24). AM ANTENNA terminals Connects to the AM loop antenna (aerial) supplied with this receiver (page 24). GDMPORT DMPORT jack Connects to a DIGITAL MEDIA PORT adap

30、ter (page 51). Remote commander 123 46 78 0/10ENTER 9 SYSTEM STANDBY TV INPUT SLEEPDMPORT VIDEOBDDVDSAT 2CHA.F.D. RETURN/EXIT TV CH PRESET TV CH + PRESET + TUNING TV TUNING + FM MODE REPLAY ADVANCE MOVIEMUSIC MEMORY AMP MENU CLEAR GNI TUMYALPSID MASTER VOL TV VOL D.SKIP D.TUNING DVD/BD MENU SA-CD/CD

31、TVTUNER ?/1 - . HMm Xx 5 10/ qg qj qh ql w; qd 1 3 2 6 7 8 q; 9 qs qa 4 5 qk wa qf TV?/1 AV?/1 TOOLS/ OPTIONS MENU/HOME STR-DG520 7 11US Getting Started NameFunction A TV ?/1 (on/standby) Press TV ?/1 and TV (M) at the same time to turn the TV on or off. AV ?/1 (on/standby) Press to turn on or off t

32、he Sony audio/video components that the remote is assigned to operate (page 54). If you press ?/1 (B) at the same time, it will turn off the receiver and other components (SYSTEM STANDBY). Note The function of the AV ?/1 switch changes automatically each time you press the input buttons (C). B ?/1 (

33、on/standby) Press to turn the receiver on or off. To turn off all components, press ?/1 and AV ?/1 (A) at the same time (SYSTEM STANDBY). C Input buttons Press one of the buttons to select the component you want to use. When you press any of the input buttons, the receiver turns on. The buttons are

34、factory assigned to control Sony components.? You can change the button assignments following the steps in “Changing button assignments” on page 54. D 2CHPress to select a sound field. A.F.D. MOVIE MUSIC E DVD/BD MENU Press to display the menu of the DVD or Blu-ray disc on the TV screen. Then, use V

35、,v, B, b and (P) to perform menu operations. FD.SKIPPress to skip a disc when using a multi-disc changer. G D.TUNINGPress to enter direct tuning mode. NameFunction H AMP MENUPress to display the menu of the receiver. Then, use V, v, B, b and (P) to perform menu operations. I MEMORYPress to store a s

36、tation. ENTERPress to enter the value after selecting a channel, disc or track using the numeric buttons of the TV, VCR or satellite tuner. J MUTINGPress to turn off the sound temporarily. Press MUTING again to restore the sound. Press MUTING and TV (M) at the same time to activate the TVs muting fu

37、nction. K TV VOL +a)/ Press TV VOL +/ and TV (M) at the same time to adjust the TV volume level. MASTER VOL +a)/ Press to adjust the volume level of all speakers at the same time. L ./b)Press to skip a track of the CD player, DVD player or Blu- ray disc player. REPLAY / ADVANCE Press to replay the p

38、revious scene or fast forward the current scene of the VCR, DVD player or Blu-ray disc player. m/Mb)Press to search tracks in the forward/ reverse direction of the DVD player. start fast forward/rewind of the VCR, CD player or Blu- ray disc player. Ha)b)Press to start playback of the VCR, CD player,

39、 DVD player or Blu-ray disc player. Xb)Press to pause playback or recording of the VCR, CD player, DVD player or Blu- ray disc player. (Also starts recording with components in recording standby.) 10/xPress to select track numbers over 10 of the VCR, satellite tuner or CD player. channel numbers of

40、the Digital CATV terminal. CLEARPress to clear a mistake when you press the incorrect numeric button. , 13US Getting Started a)The number 5, MASTER VOL +, TV VOL +, and H buttons have tactile dots. Use the tactile dots as references when operating the receiver. b)This button is also available for DI

41、GITAL MEDIA PORT adapter operation. For details on the function of the button, see the operating instructions supplied with the DIGITAL MEDIA PORT adapter. Notes Some functions explained in this section may not work depending on the model. The above explanation is intended to serve as an example onl

42、y. Therefore, depending on the component, the above operation may not be possible or may operate differently than described. NameFunction T Numeric buttons (number 5a) Press to preset/tune to preset stations. select track numbers of the CD player, DVD player or Blu-ray disc player. Press 0/ 10 to se

43、lect track number 10. select channel numbers of the VCR or satellite tuner. Press the numeric buttons and TV (M) at the same time to select the TV channels. U TV INPUTPress TV INPUT and TV (M) at the same time to select the input signal (TV input or video input). SLEEPPress to activate the Sleep Tim

44、er function and the duration which the receiver turns off automatically. STR-DG520 8 SECTION 2 DISASSEMBLY Note: This set can be disassemble according to the following sequence. 2-4. DIGITAL BOARD (Page 10) 2-5. MAIN BOARD SECTION (Page 10) 2-1. CASE (Page 8) 2-2. BACK PANEL SECTION (Page 9) SET 2-3

45、. FRONT PANEL SECTION (Page 9) 2-6. STANDBY BOARD (Page 11) Note: Follow the disassembly procedure in the numerical order given. 2-1. CASE ? case ? two screws (+BVTP 3 8) ? two screws (+BVST 4 8) (black) two screws (+BVTT 4 8) (silver) ? two screws (+BVST 4 8) (black) two screws (+BVTT 4 8) (silver)

46、 STR-DG520 9 2-2. BACK PANEL SECTION 2-3. FRONT PANEL SECTION ? five screws (+BVTP 3 8) ? wire (flat type) (17 core) (CNS513) ? front panel section ? CNP790 (4P) ? CNP910 (3P) ? clip Ver. 1.1 ? CNP901 (2P) ? back panel section ? CNP203 (4P) ? six screws (+BVTP 3 8) ? five screws (+BVTP 3 8) ? three

47、screws (+BVTP 3 8) ? three screws (+BVTP 3 8) ? wire (flat type) (9 core) (CNS507) (US, CND, AUS, TW) wire (flat type) (11 core) (CNS508) (AEP, UK, ECE) ? wire (flat type) (7 core) (CNS509) ? wire (flat type) (9 core) (CNS510) STR-DG520 10 2-4. DIGITAL BOARD 2-5. MAIN BOARD SECTION ? screw (+BVTP 3

48、8) CNP410 CNP411 ? DIGITAL board ? CNP512 (3P) ? CNP505 (9P) ? CNP503 (6P) ? two screws (+BV3 (3-CR) ? MAIN board section ? two screws (+BV3 (3-CR) ? screw (+BV3 (3-CR) ? CNP912 (6P) ? CNP930 (3P) ? CNP940 (6P) ? CNP921 (3P) STR-DG520 11 2-6. STANDBY BOARD ? screw (+BVTP 3 8) ? CNP902 (2P) CN4001 ?

49、STANDBY board STR-DG520 12 SECTION 3 TEST MODE AM CHANNEL STEP 9 kHz/10 kHz SELECTION MODE (US, Canadian model only) * Either the 9 kHz step or 10 kHz step can be selected for the AM channel step. * Procedure: Turn the INPUT SELECTOR control to set AM and press the ?/1 button to turn off the main power. While depressing the TUNING MODE button, press the ?/1 button to turn on the main power. Either the message “9k STEP” or “10k STEP” appears for a mo- ment and select the desired step. VACUUM FLUORESCENT DISPLAY TEST MODE * Al