Onkyo-NAC500-anr-sm维修电路原理图.pdf

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1、NC-500 SERVICE MANUALSERVICE MANUAL Audio Network Receiver Silver model only MODEL NC-500 120V AC, 60HzTUDD Ref. No. 3751 112002 AUDIO NETWORK RECEIVER NC- 500 STANDBY / ON VOLUME AUDIO INPUT DISPLAY PHONESSELECT SETUP STANDBY Restoring the factory default settings: To reset all the stored settings

2、to the factory default conditions, while the power to the NC-500 is on, press and hold down the STOP button on the unit, and press STANDBY/ON button. SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECT

3、RIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好

4、者资料库 NC-500 Specifications Amplifier Section Power output FTC15 watts per channel, min RMS, at 8 ohms, both channels driven 1 kHz, with no more than 0.1% DIN2 17 watts at 6 , 1 kHz 2 15 watts at 8 , 1 kHz Dynamic power output 2 27 watts at 6 2 24 watts at 8 Total harmonic distortion 0.1% at rated po

5、wer IM distortion 0.6% at rated power Damping factor 30 at 8 Input Sensitivity and Impedance TAPE/MD PLAY: 150 mV, 50 k LINE IN: 150 mV, 50 k Frequency and response 10 to 50,000 Hz +0 /3 dB Signal to noise ratio 100 dB (IHF-A) Muting 60 dB Tuner Section Tuning range FM: 87.50108.00 MHz (100 kHz step

6、s) (U.S. & Canadian models) 87.5108.00 MHz (50 kHz steps) (Other area models) AM: 5301710 kHz (10 kHz steps) (U.S. & Canadian models) 5221611 kHz (9 kHz steps) (Other area models) Usable sensitivity FM: Mono 11.2 dBf, 1.0 V (75 IHF) 0.9 V (75 DIN) Stereo 17.2 dBf, 2.0 V (75 IHF) 23.0 V (75 DIN) AM:

7、30 V 50 dB Quieting sensitivity FM: Mono 17.2 dBf, 2.0 V (75 ) Stereo 37.2 dBf, 20.0 V (75 ) Capture ratio FM: 2.0 dB Image rejection ratio FM: 40 dB (U.S. & Canadian models) 85 dB (Other area models) AM: 40 dB IF rejection ratio FM: 90 dB AM: 40 dB Signal to noise ratio FM: Mono 73 dB, IHF Stereo 6

8、7 dB, IHF AM: 40 dB Selectivity FM: 50 dB DIN (300 kHz at 40 kHz Devi.) AM Suppression Ratio 50 dB Harmonic distortion FM: Mono 0.2% Stereo 0.3% AM: 0.7 % Frequency response FM: 3015,000 Hz (1.5 dB) Stereo separation FM: 45 dB at 1,000 Hz 30 dB at 100 to 10,000 Hz Stereo threshold FM: 17.2 dBf, 2.0

9、V (75 ) RadioFans.CN 收音机爱 好者资料库 NC-500 OPERATING INSTRUCTIONS SAFETY PRECAUTIONS WARNINGWARNING RISK OF ELECTRIV SHOCK DO NOT OPEN AVISAVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING : TO REDUCE THE RISK. OF ELECTRIC SHOCK, DO NOT REMOVE COVER(OR BACK). NO USERSERVICEABLE PART INSIDE, REFER SER

10、VICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to

11、 persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instruction in the literature accompanying the appliance. TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN

12、 OR MOISTURE. DANGEROUS HIGH VOLTAGES ARE PRESENT INSIDE THE ENCLOSURE. DO NOT OPEN THE CABINET. REFER SERVICING TO QUALIFIED PERSONNEL ONLY. TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT, FULLY INSERT. POUR EVITER LES CHOCS ELECTRIQUE, INTRODUIRE LA LAME LA PLUS LARGE DA LA FICHE

13、 DANS LA BORNE CORRESPONDANTE DA LA PRISE ET POUSSER JUSQU AU FOND. WARNING : CAUTION : ATTENTION : PRECAUTIONS 1. Replacing the fuses For continued protection against risk fire, replace only with same type and same rating fuse. CIRCUIT No. PART No. DESCRIPTION F911 252166 6.3A-UL/T-237 E LENT. POUR

14、 UNE PROTECTION PERMANENTE,NUTILISER CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE. QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE WITH SAME TYPE FUSE. FOR

15、 FUSE THIS SYMBOL LOCATED NEAR THE FUSE INDICATES THAT THE FUSE USED IS SLOW OPERATING TYPE ATTENTION VA ET CALIBRATION COMME INDIQUE. DINCENDIE, REMPLACER UNIQUEMENT PERMANENTE CONTRE LES RISQUES AFIN DASSURER UNE PROTECTION PAR UN FUSIBLE DE MEME TYPE AGAINST FIRE HAZARD, REPLACE VA FOR CONTINUED

16、PROTECTION AND RATING INDICATED. ONLY WITH FUSE OF SAME TYPE CAUTION 2. Safety-check out (Only U.S.A. model) After correcting the original service problem, perform the following safety check before releasing the set to the customer. Connect the insulating-resistance tester between the plug of power

17、supply cord and screw on the back panel. Specifications: 3.3Mohm+/-10% at 500V. NC-500 NC-500 Remote Controller Index parts and facilities 1 STANDBY/ON button Turns on the NC-500 or place it in standby mode. When the NC-500 is in standby mode, you can use this button to turn off the alarm. 2 Numeric

18、 keys Press to select one of the preset stations or the track you want to play. When entering text, you use these buttons to type in letters and special characters. 3 PRESET Up/Down buttons Press to navigate through preset stations for Internet radio or FM/AM radio. 4 ALBUM button Press to invoke th

19、e Album selection menu when working with the Net-Tune Central. 5 ARTIST button Press to invoke the Artist selection menu when working with the Net-Tune Central. 6 GENRE button Press to invoke the Genre selection menu when working with the Net-Tune Central. 7 PLAYLIST button Press to invoke the Playl

20、ist selection menu when working with the Net-Tune Central. 8 MUTING button Press to activate the mute function. Press the button again to disable the mute function. 9 SLEEP button Press to set the sleep function. 0 MUSIC SERVER/iNetRADIO/TUNER/ AUX buttons Press to select an input source. The TUNER

21、button toggles between FM and AM. A DISPLAY button Press to change the display mode. Index parts and facilities B Cursor / / buttons Press to locate your selection. C SELECT button Press to save a new setting. D SETUP button Press to set up the NC-500. E Operation buttons , (FR/FF) buttons Press to

22、fast-rewind or fast-forward the current track. (Pause) button Press to pause the playback. (Play) button Press to start playback. (Stop) button Press to stop the playback. , B/F-Skip buttons Press to move to the previous or next track. F RANDOM button Press to play the selected track list at random.

23、 G REPEAT button Press to repeat the selected single track or track list. H VOLUME / buttons Press to adjust the volume. Changing the remote controller mode When you use any Onkyo products other than the NC-500 in the same room, the operations made with the NC-500s remote controller may also cause t

24、he other Onkyo products to operate. To avoid this, you can change the remote controller mode both for the NC-500 and its remote controller choosing from three modes (1, 2 or 3). To change the remote controller mode for the remote controller, hold the STANDBY button on the remote controller and press

25、 the SELECT button, then release these buttons simultaneously. Within 5 seconds after releasing the buttons, enter the appropriate mode (1, 2 or 3) using the numeric keys. The default mode is 1 for both the remote controller and NC-500. After changing the remote controller mode, make sure that the r

26、emote control code on the NC-500 is set to the same mode as the remote controller. (see Page 63) NC-500 NC-500 Index parts and facilities (2) Operation guide icons 1 Up Arrow/ /Down Arrow/Left Arrow/Right Arrow These icons are displayed to indicate that the corresponding cursor buttons are enabled t

27、o perform specific actions. Example: “ Tune” indicates that you can use the Cursor Left and Right buttons to perform tuning when the FM/AM radio feature is selected. 2 Setup This icon is immediately followed by the command you can execute by pressing the SETUP button. Example: When the Setup icon is

28、 immediately followed by “EXIT”, you can press the SETUP button to exit from the current menu. 3 Select This icon is immediately followed by the command you can execute by pressing the SELECT button. Index parts and facilities Rear Panel 1 OSD OUT This port can be used to redirect screen output from

29、 the front panel display to a television screen for quick and easy large-screen viewing. 2 ETHERNET This port connects to a broadband mode, router, hub, etc. 3 AM This port connects to the AM radio antenna. 4 FM This port connects to the FM radio antenna. 5 SPEAKERS The terminals connect to the spea

30、kers. 6 VARIABLE OUTPUT This port connects to an amplifier without volume control. 7 FIXED OUT This port connects to the input port of a receiver with volume control. ETHERNET SPEAKERS ( 6 OHMS MIN. ) ANTENNA AUX INOUTOUTOUT FIXED VARIABLEOSD AM FM 75 RL 27123044UDD R L R L AUDIO NETWORK RECEIVER MO

31、DEL NO. NC-500 IN IR 8 AUX This port connects to an auxiliary device. 9 IR IN If the NC-500 is located inside a rack or a cabinet that will not allow infrared beams to reach its IR sensor, you will need to relay beams with an external sensor. Connect the external sensor to IR IN input. Then, place t

32、he sensor in an unblocked location at which you can easily point with the remote controller. NC-500 NC-500 Index parts and facilities Front Panel AUDIO NETWORK RECEIVER NC- 500 STANDBY / ON VOLUME AUDIO INPUT DISPLAY PHONESSELECT SETUP STANDBY Remote control sensor Master volume PHONES jack Stop 1ST

33、ANDBY indicator Lights when the NC-500 is in the Standby mode. 2STANDBY/ON button Switches the power mode between Standby and On. 3AUDIO INPUT button Changes the playback source. 4DISPLAY button Changes the screen content. 5Play/Pause button Starts or pauses playback. 6F/B-Skip buttons Moves to the

34、previous or next track. Holding down the either button fast-forwards or fast- rewinds the current track. 7Cursor Up/Down/Right/Left buttons Use these buttons when navigating through various settings, change a value, or move to another menu. 8SELECT button Saves a new setting. 9SETUP button Activates

35、 Setup/Menu mode. Index parts and facilities Display (1) Status display icons 1 Random This icon is displayed to indicate that the NC-500 is in random playback mode. 2 Repeat This icon is displayed to indicate that the NC-500 is in repeat mode. 3 Ellipsis Indicates that the text continues. 4 Status

36、This icon is enclosed in square brackets to indicate that the NC-500 is in normal mode. 5 Browse This icon is enclosed in square brackets to indicate that the NC-500 is in browse (title selection) mode. 6 Clock This icon is enclosed in square brackets to indicate that the NC-500 is in clock display

37、mode. NC-500 EXPLODED VIEW NC-500 A105 U101D P101 A026 U009 A025 A015 A040 P7001 A013 A013 U006 A110 A112 A301 A305 A302 A111 Q7005 A113 U005 A009 A008 T901 Q501A A120 U000 A315 A310 U003 U001 U002 U004 F901 A101 A060 A061 A017 P609 P602 A016 A016 A016 P606 A016 A029 P601 A013 A055 A017 NC-500 SCHEM

38、ATIC DIAGRAMS Network Circuit Section - 1/2 A 1 2 3 4 5 BCD A15 A16 A15 A16 XDITPD XDARST OPTSIGNAL A13 A14 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A27 A26 A25 A24 A23 A22 A21 A20 A19 A18 A17 A14 A13 LANRESET DAMUTE XDITCS DIGCL DIGDO XDACS A27 A26 A25 A24 A23 A22 A21 A20 A19 A18 A17 A16 A15 A14

39、 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 D31 D30 D29 D28 D27 D26 D25 D24 D23 D22 D21 D20 D19 D18 D17 D16 D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 XSDRAMCS XSDRAS XOE XWE SDCLK SDCKE SDQM2 XLANCS XFLASHCS XRESET XURESET LRCK SDATA JP1 JP2 JP3 BCLK SDQM3 SDQM0 SDQM1 COM1_RXD1 COM1_T

40、XD1 COM1_DSR COM1_CTS COM1_DCD XISAINT XEXTFIQ XPWRFL BATOK XBATCHG XEXTIRQ2 I2C_CLK I2C_DATA 32K EXPRDY XEXTPWR LANINT COM2_TXD COM2_RXD XSDRAMCS SDQM2 SDCKE SDCLK XWE XOE XSDRAS AVDD = +5V XDARST DIGCL DIGDO XDACS DAMUTE XDITPD XDITCS Audio DIT To VLC Board SDQM2 SDQM3 SDCKE SDCLK SDQM2 SDQM3 SDCK

41、E SDCLK XSDRAMCS XWE XOE XSDRAS XSDRAMCS XWE XOE XSDRAS XDITCS XDITPD XDARST DIGCL DIGDO XDACS DAMUTE (XPOR) (XURESET) XRESET TDO TXCLK TMS TDI XTRST XURESET AVDD = +5V XDITPD 256fs XDITCS XDARST DIGCL DIGDO XDACS DAMUTE AGND SDQM3 WakeUP 3.3V 2.5V Voltage Regurator EXTPWR LANINT COM2_TXD COM2_RXD L

42、ANRESET DIGDO XDACS DAMUTE OPTSIGNALOPTSIGNAL DAMUTE XDACS DIGDO DIGCL XDARST XDITPD XDITCS (XURESET) (XPOR) XRESET LANRESET TDO TXCLK TMS TDI XTRST XURESET MultiMedia CPU Main Memor D/A Convertor Reset IC +3.3V +3.3V +3.3V +3.3V +3.3V C686 15P R6280 R6290 +3.3V +2.5V +3.3V R6350 R6360 R6370 +3.3V+3

43、.3V C608 0.1 R6030 R6040 C624 0.1 C623 0.1 C622 0.1 C621 0.1 C616 0.1 C617 0.1 C618 0.1 C619 0.1 C620 0.1 +3.3V C631 0.1 C630 0.1 C629 0.1 R615 10K R614 10K C636 0.1 C648 0.1 C643 0.1 C652 0.1 R64310K R64410K R64510K R64710K R64610K C653 0.1 C665 0.1 C659 0.1 R650 47K C684 0.1 R669 10K C685 15P C687

44、 0.1 C688 0.1 C689 0.1 C690 0.1 R651 10K R606 330 +3.3V Q610 TC7S02F 1 2 G 3 4 VCC 5 X604 3.6864MHz C647 100/6.3 + R672 4.7K R673 4.7K C638100/6.3 + +3.3V R682 100 R667 10K +2.5V +2.5V C673 0.1 D603 SEC1201C +3.3V X601 FCXO-03 11.2896MHz 1 23 4 +3.3V R613 10K R612 10K R622 NC R621 NC R620 NC R611 10

45、K L607 47uH R608 0 C632 NC R610 0 C635 NC C645 100/6.3 + C693 100/6.3 + R626 NC R6250 R623 10K +3.3V Q608 HM5264165FTT-B6 BS1 21 BS0 20 A12/NC 36 A11 35 A10 22 A9 34 A8 33 A7 32 A6 31 A5 30 A4 29 A3 26 A2 25 A1 24 A0 23 CS 19 RAS 18 CAS 17 WE 16 CLK 38 CKE 37 UDQM 39 LDQM 15 Vcc2 27 Vcc1 14 Vcc0 1 V

46、ss2 54 Vss1 41 Vss0 28 VssQ0 6 VssQ1 12 VssQ2 46 VssQ3 52 VccQ0 3 VccQ1 9 VccQ2 43 VccQ3 49 NC 40 DQ0 2 DQ1 4 DQ2 5 DQ3 7 DQ4 8 DQ5 10 DQ6 11 DQ7 13 DQ8 42 DQ9 44 DQ10 45 DQ11 47 DQ12 48 DQ13 50 DQ14 51 DQ15 53 Q603 HM5264165FTT-B6 BS1 21 BS0 20 A12/NC 36 A11 35 A10 22 A9 34 A8 33 A7 32 A6 31 A5 30

47、A4 29 A3 26 A2 25 A1 24 A0 23 CS 19 RAS 18 CAS 17 WE 16 CLK 38 CKE 37 UDQM 39 LDQM 15 Vcc2 27 Vcc1 14 Vcc0 1 Vss2 54 Vss1 41 Vss0 28 VssQ0 6 VssQ1 12 VssQ2 46 VssQ3 52 VccQ0 3 VccQ1 9 VccQ2 43 VccQ3 49 NC 40 DQ0 2 DQ1 4 DQ2 5 DQ3 7 DQ4 8 DQ5 10 DQ6 11 DQ7 13 DQ8 42 DQ9 44 DQ10 45 DQ11 47 DQ12 48 DQ1

48、3 50 DQ14 51 DQ15 53 L603 NFM60R10T471 L601 BLM21P221SG +3.3V+2.5V C602 4.7/10Ta + C613 0.1 C614 47/16Ta + C627 0.1 P606B BM05B-SRSS-TB 5 4 3 2 1 Q609A TC7W14FK 17 Q609B TC7W14FK 35 C640 220/4 + C649 220/4 + C639 0.1 Q617NJM2370U05 VIN 5 CONT 1 GND 2 BYPASS 3 VO 4 C615 100/6.3Ta + C658 0.1 +3.3V +3.

49、3V R557 10K P602B B4B-PH-SM3-TB 4 3 2 1 E604 Terminal 4 3 2 1 E603 Terminal 4 3 2 1 E601 Terminal 4 3 2 1 +5.6V R551 10K R552 10K R550 10K +5.6V +5.6V E602 Terminal 4 3 2 1 Q601BA33C25FP VIN 1 NC 2 GND 3 VO2 5 VO1 4 C692 0.1 2 C651 0.1 C644 0.1 D604 1SS352 D605 1SS352 C696 0.001 R633 NC R632 NC R631 NC C637 100/6.3Ta + R638VAL R695 VAL R696 VAL C694 10/16 + Q611 VAL OUTR 18 OUTL 19 CAD0 16 CAD1 17 DVDD 3 AVDD 22 VCOM 20 AVSS 21 DVSS 4 DZF 24 I2C 15