Onkyo NC-500 Service Manual

Audio network receiver
Hide thumbs Also See for NC-500:

Advertisement

AUDIO NETWORK RECEIVER
STANDBY / ON
STANDBY
SETUP
PHONES
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC 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.
SERVICE MANUAL
SERVICE MANUAL
Audio Network Receiver
NC-500
MODEL
Silver model only
TUDD
120V AC, 60Hz
ON THE
Restoring the factory default settings:
To reset all the stored settings 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.
VOLUME
AUDIO
INPUT
DISPLAY
SELECT
NC
-
500
NC-500
Ref. No. 3751
112002

Advertisement

Table of Contents
loading

Summary of Contents for Onkyo NC-500

  • Page 1 IN THIS MANUAL. To reset all the stored settings to the factory MAKE LEAKAGE-CURRENT OR RESISTANCE default conditions, while the power to the NC-500 MEASUREMENTS TO DETERMINE THAT EXPOSED is on, press and hold down the STOP button on PARTS ARE ACCEPTABLY INSULATED FROM THE the unit, and press STANDBY/ON button.
  • Page 2: Specifications

    NC-500 Specifications Amplifier Section Tuner Section Power output Tuning range 15 watts per channel, min RMS, at 8 ohms, FM: 87.50–108.00 MHz (100 kHz steps) both channels driven 1 kHz, with no more (U.S. & Canadian models) than 0.1% 87.5–108.00 MHz (50 kHz steps) (Other area models) 2 ×...
  • Page 3 NC-500 OPERATING INSTRUCTIONS SAFETY PRECAUTIONS The lightning flash with arrowhead symbol, within an equilateral triangle, is WARNING WARNING intended to alert the user to the presence of uninsulated "dangerous voltage" RISK OF ELECTRIV SHOCK within the product's enclosure that may be of sufficient magnitude to constitute DO NOT OPEN a risk of electric shock to persons.
  • Page 4: Changing The Remote Controller Mode

    After changing the remote controller mode, make Press to stop the playback. Press to invoke the Album selection menu sure that the remote control code on the NC-500 is B/F-Skip buttons when working with the Net-Tune Central. set to the same mode as the remote controller. (see Press to move to the previous or next track.
  • Page 5 2 Setup viewing. If the NC-500 is located inside a rack or a This icon is immediately followed by the command you can execute by pressing the SETUP button. cabinet that will not allow infrared beams to 2 ETHERNET Example: When the Setup icon is immediately followed by “EXIT”, you can press the SETUP...
  • Page 6: Index Parts And Facilities

    This icon is enclosed in square brackets to indicate that the NC-500 is in normal mode. and On. 5 Browse AUDIO INPUT button This icon is enclosed in square brackets to indicate that the NC-500 is in browse (title selection) Changes the playback source. mode. DISPLAY button 6 Clock Changes the screen content.
  • Page 7 NC-500 EXPLODED VIEW A315 A026 A017 P101 U101D P609 A310 P602 A105 P601 U003 U009 P606 U001 A025 A029 A016 A101 A016 A040 A016 A016 P7001 A013 A015 A120 U002 U006 F901 Q501A A013 A013 A110 U004 U000 A060 T901...
  • Page 8: Schematic Diagrams

    NC-500 SCHEMATIC DIAGRAMS Network Circuit Section - 1/2 3.3V 2.5V Voltage Regurator MultiMedia CPU +2.5V +5.6V +2.5V +3.3V +3.3V +5.6V L603 P606B Q601 BA33C25FP +3.3V NFM60R10T471 Main Memor L601 BLM21P221SG Q607 C692 C613 +3.3V +3.3V Q603 COL7 COL6 DQ15 C627...
  • Page 9: Main Memory

    NC-500 SCHEMATIC DIAGRAMS Network Circuit Section - 2/2 +3.3V Main Memory Program Flash ROM +3.3V Q603 Q616 +3.3V DQ15 SA19 RXD+ R601 100_1% R602 100_1% DQ14 SA18 100_1% R553 100_1% R554 DQ13 SA17 R603 0 R555 27K_1% R556 27K_1% A12/NC...
  • Page 10: Schematic Diagram

    NC-500 SCHEMATIC DIAGRAM - 1 -12V +12V R331 Q312 RN1241 R332 Q311 RN1241 R226 4.7 R225 4.7 R215 1.5K R201 1.5K R211 R209 R223 Q201 Q202 Q203 1.5K R207 NJM4565M-D NJM4565M-D R219 R221 NJM4565M-D 1.5K R309 C303 R301 22/50 220K R216 1.5K...
  • Page 11 NC-500 SCHEMATIC DIAGRAM - 2 -12V +12V R369 AUX IN R339 C357 Q303 R370 47/16 NJM4565M-D Q309 RN1241 FIXED OUT Lch FIXED OUT Q310 RN1241 C390 C358 R340 Q303 VARIABLE OUT 47/16 Q501 LM4765 NJM4565M-D FIXED OUT Rch L501 R523...
  • Page 12 NC-500 SCHEMATIC DIAGRAM - 3 ONSCREEN SCLK R7279 FLWR ONSCREEN SIN FLSEL ONSCRENN CS R7280 +5V GND PWR(SP RELAY) AMUTE R7281 TC9413 STB FLDA7 P07/ R7282 TC9413 DATA FLDA6 P06/ R7283 TC9413 CLK FLDA5 R7494 R7289 000J P05/ R7284 TC4052 A...
  • Page 13 NC-500 SCHEMATIC DIAGRAM - 4 78M56 TO ETHER PWB NAAF-7652 Q913 TO ETHER PWB C923 C922 P610A P606A P702 P913B +5.6V Q908 IRLML6401 P913A R923 12 (1W) (1/2W) 0.47 R922 C910 R924 12 (1W) R707 10K R706 3.3K R705 3.3K...
  • Page 14: Printed Circuit Board View

    NC-500 PRINTED CIRCUIT BOARD VIEW - 1 U000:AF-7660 Component side C905 C502 Q501 L502 C501 C508 J503B C506 L502 R355 R913 C915 P510 J503A P502B R914 P504A P507B C916 P505A Q902 25137660 Q901 R523 NCAF-7660 Soldering side C513 C917 R513...
  • Page 15 NC-500 PRINTED CIRCIT BOARD VIEW - 2-1 U001:DG7651 Component side P7001A R704 P7004B R7395 C952 C7295 R7291 C7206 R7294 X703 R7277 R7279 R7278 R7201 R7272 R7269 R7202 R7268 R7203 C706 R7266 C703 R7267 C702 R7260 R951 R7206 R7263 R7257 R7256...
  • Page 16 NC-500 PRINTED CIRCUIT VIEW 2 - 2 U001:DG-7651 Soldering side R704 R7395 C7295 R7291 C7206 R7294 R7277 R7279 R7278 R7201 R7272 R7269 R7202 R7268 R7203 C706 C703 R7266 R7267 R7260 R7206 R7263 R7257 R7256 R7212 R7255 R7249 R7248 R7247 R7231...
  • Page 17 NC-500 PRINTED CIRCUIT BOARD VIEW - 3 U002:AF-7653 Component side P907 P501 E501 P506 P907 P501 P506 Q910 P502A R918 Q309 C909 C357 Q310 C904 25137653 NCAF-7653 R226 C212 P505B C521 C371 Q502 C211 R366 R225 C384 C205 C203 C209...
  • Page 18 NC-500 PRINTED CIRCUIT BOARD VIEW - 4 U004:PS-7655 Soldering side Component side P927 E901 C901 L901 P922A L901 P924 C902 D911 R908 R907 R910 C921 D912 R909 C920 D913 P503A P7003A C903 RL901 RL901 U005:DIS-7656 Component side Soldering side P554...
  • Page 19 NC-500 PRINTED CIRCUIT BOARD VIEW - 5 U006:ETC-7657 Component side Soldering side R7007 S7016 S7007 S7017 25137657 NCETC-7657 R7017 S7018 S7005 R7016 R7015 R7009 S7004 R7010 R7005 R7014 S7006 R7004 S7014 S7013 S7003 U007:PS-7658 Component side Soldering side 25137658 NCPS-7658...
  • Page 20 NC-500 PRINTED CIRCUIT BOARD VIEW - 6 U009:DG-7662, Network Circuit...
  • Page 21 NC-500 PRINTED CIRCUIT BOARD VIEW - 3 U002:AF-7653 Component side P907 P501 E501 P506 P907 P501 P506 Q910 P502A R918 Q309 C909 C357 Q310 C904 25137653 NCAF-7653 R226 C212 P505B C521 C371 Q502 C211 R366 R225 C384 C205 C203 C209...
  • Page 22 NC-500 PRINTED CIRCUIT BOARD VIEW - 4 U004:PS-7655 Soldering side Component side P927 E901 C901 L901 P922A L901 P924 C902 D911 R908 R907 R910 C921 D912 R909 C920 D913 P503A P7003A C903 RL901 RL901 U005:DIS-7656 Component side Soldering side P554...
  • Page 23 NC-500 PRINTED CIRCUIT BOARD VIEW - 5 U006:ETC-7657 Component side Soldering side R7007 S7016 S7007 S7017 25137657 NCETC-7657 R7017 S7018 S7005 R7016 R7015 R7009 S7004 R7010 R7005 R7014 S7006 R7004 S7014 S7013 S7003 U007:PS-7658 Component side Soldering side 25137658 NCPS-7658...
  • Page 24 NC-500 PRINTED CIRCUIT BOARD VIEW - 6 U009:DG-7662, Network Circuit...
  • Page 25 NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 1 Q305:TC4052B ANALOG SWITCH ~SELB ~SELA INPUT NO USE NETWORK TUNER...
  • Page 26: Block Diagram

    NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 6 Q781:BU1923 RDS DECODER Block diagram 560p 100k 270p 120k 100k 8th Switched capacitor filter comparator anti-aliasing filter Vref RCLK (16) 2.2 F Analog Power supply QUAL RDATA Bi-phase Differential 57kH decoder 1187.5Hz...
  • Page 27 NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 6 Q781:BU1923 RDS DECODER Pin descriptions Pin No. Symbol Pin name Functions Input/Output type QUAL Demodulator quality Good data : High, bad data : Low Type C RDATA Demodulator data Refer to output data timing...
  • Page 28 NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 5 Q714:S-3531A REAL-TIME CLOCK...
  • Page 29 NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 5 Q714:S-3531A REAL-TIME CLOCK...
  • Page 30 NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 4 Q605:WM8716...
  • Page 31 NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 4 Q605:WM8716...
  • Page 32: Block Diagram And Description

    NC-500 BLOCK DIAGRAM AND DESCRIPTION - 3 Q271:LC74761M-9845 ON-SCREEN DISPLAY LSI Pin Assignment Top view...
  • Page 33: Pin Functions

    NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 3 Q271:LC74761M-9845 ON-SCREEN DISPLAY LSI Pin Functions Pin No. Symbol Function Description Ground Ground connection Xtal Connection for the crystal and capacitor used to form the crystal oscillator that generates Crystal oscillator connection the internal synchronization signal.
  • Page 34 NC-500 BLOCK DIAGRAM AND DESCRIPTION OF IC - 2 Q301:TC9413AP ELECTRONIC VOLUME CONTROL...
  • Page 35 NC-500 BLOCK DIAGRAM AND PIN DESCRIPTION OF IC - 7 Q611:AK4353 DAC WITH DIT B loc k Diagram MCK I MCK O CAD1 CAD0 CS N CCLK CDTI AVDD LR CK AVS S S erial Input C lock Generator B ICK...
  • Page 36: Pin Layout

    NC-500 BLOCK DIAGRAM AND PIN DESCRIPTION OF IC - 7 Q611:AK4353 DAC WITH DIT Pin Layout MCKO DVDD AVDD DVSS AVSS MCKI VCOM BICK AOUTL View SDTI AOUTR LRCK CAD1 CAD0 SCL/CCLK SDA/CDTI...
  • Page 37 NC-500 BLOCK DIAGRAM AND PIN DESCRIPTION OF IC - 7 Q611:AK4353 DAC WITH DIT PIN/FUNCTION Pin Name Description MCKO Master Clock Output Pin Same frequency as MCKI is output Transmit Channel Output Pin DVDD Digital Power Supply Pin, +2.7∼+5.5V DVSS...
  • Page 38 NAC-2.3 DESCRIPTION OF MAIN MICROPROCESSOR - 1 Q7001, M30624FGAFP Symbol Act. Description (Function) OSDDA Data of OSD communication OSDCL Clock of OSD communication ~OSDCS To select OSD communication ~IRIN Inflared signal from rear panel (IR IN) ~IRMAIN Inflared signal from front panel BYTE CNVSS Change of prosessor mode...
  • Page 39 NAC-2.3 DESCRIPTION OF MAIN MICROPROCESSOR - 2 Q7001, M30624FGAFP Symbol Act. Description (Function) VOLSTB Strobe ofTC9412 volume IC AMUT Analog muting TUMUT Tuner muting Power supply, 5V SPRLY Speaker relay ~STEREO Detect STEREO of tuner Detect SD of tuner PLLCL PLL clock of tuner PLLCS To select of PLL of tuner...
  • Page 40 NC-500 ADJUSTMENT & CONFIRMATIONS OF OPERATIONS ADJUSTMENT OF FREQUENCY a) Turn C702 CCW to set minimum position before POWER ON. b) Set the frequency at P702 to 32768Hz by adjusting C702 under the condition of no input and no load, immediately after POWER ON.
  • Page 41: Firmware Update

    NC-500 FIRMWARE UPDATE - 1 Arrangements for PC Make the firmware folder under the Net-Tune Central folder. Make the folder of a suitable name (ex.:FWNC500) in that. Putting the following 4 files in that. Fdist.fdf - File Distribution File FW_0_1_0.dcf - Device Construciton File LanY08na.mot - The program of Network microprocessor (The file name changes by the version).
  • Page 42 NC-500 FIRMWARE UPDATE - 2 Update Utility : ON Display Display SELECT Update Utility Update Utility 2.F/W Version 1.F/W Update Display Update Utility SELECT SELECT 1.F/W Update Update OK? > Display Display Update Utility Update Utility 1.F/W Update 2.F/W Version mSVR:onkyo :01.00.01...
  • Page 43 NC-500 FIRMWARE UPDATE - 4 Menu of Update Utility Display Display Update Utility Update Utility 1.F/W Update 1.F/W Update mSVR:--------- SELECT Display Display Update Utility Update Utility 2.F/W Version 2.F/W Version :00.01.00 SELECT Display Update Utility 3.Port Port :60096 SELECT...
  • Page 44: Packing View

    FM ANT AS [D] PP TAPE [W48 OPP TAPE] CARTON [NC-500(T)UDD] ANT COIL [NMA-3027] BATTERY [BATTERY UM-3] x 2 PAD -B[A-905X] PAD -A[A-905X] INS MANUAL [E(NC-500)] INST SHEET(NETUNE(E) Bottom side INST SHEET E(Net-Tune DL) WRNTY CARD [(ONKYO)] SHEET [0.515*650*550] POLY BAG [350*250] SHEET [ACC.]...
  • Page 45 NC-500 REF.NO. PARTS NUMBER DESCRIPTION CIRCUIT NO. [NC-500(T)UDD] [00:Pc board AS] U000 1W240560-1C NAAF-7660-1C U001 1W240551-1C NADG-7651-1C U002 1W240553-1C NAAF-7653-1C U003 1W240554-1C NAVD-7654-1C U004 1W240555-1C NAPS-7655-1C U005 1W240556-1C NADIS-7656-1C U006 1W240557-1C NAETC-7657-1C U009 1W240562-1C NADG-7662-1C, Network Circuit [01:Tuner Unit] U101D...
  • Page 46 A610 29110148 W48 OPP TAPE, PP TAPE A622 29091887 A-905X, PAD-B A623 29095932 ACC., SHEET [12:Accessary] A801 29343427 E(NC-500), INS MANUAL A805 29365090A (ONKYO), WRNTY CARD A806 292142 D, FM ANT AS A807 29362900 (RISK), LABEL A808 29355419 NETUNE(E), INST SHEET...
  • Page 47 U000~U006 [NADG-7651-1C] [02:Semi Conductor] D301,D302,D501,D902 223234R2 1SS352, C-DIODE ,D911,D912,D7003,D7 004,D7005 D7001 225290 SEL4110R, LED D901,D905 22380285F or RS403M, DIODE or 22380271F D3SBA20, DIODE D913 224490510R2 or UDZ5.1B, ZENER D or 224550510R2 UDZS5.1B, ZENER D D951 22380320 RK16, DIODE Q101,Q102,Q307,Q30 2213631 RN1241-A, TR 8,Q309,Q310,Q323,Q3 Q103...
  • Page 48 231305 NCH-3584, CHOKE COIL L951 231328K470 NCH-3603K470, CHOKE COIL [04:Capacitor] C101,C920 354784799 CE04W50V-0.47M, ELECT C C102 354780339 CE04W50V-3.3M, ELECT C C104 353780109 CE04W50V-1M(S), ELECT C C201,C202 374721024 ECQ-B50V-102J, TF C C203,C204 374722724 ECQ-B50V-272J, TF C C205,C206 374721824 ECQ-B50V-182J, TF C C209,C210,C357,C358 354744709 CE04W16V-47M, ELECT C C211,C212,C934...
  • Page 49 R225,R226,R305,R306 453530474 RNU1/2WCJ-4.7, METAL R ,R525,R526 R296 443521014 RS1/2WBJ-100, METAL O R R355,R356 443523914 RS1/2WBJ-390, METAL O R R366 443521034 RS1/2WBJ-10K, METAL O R R523,R524 443521004 RS1/2WBJ-10, METAL O R R901,R902 453532294 RNU1/2WCJ-0.22, METAL R R905,R912,R913,R914 453530224 RNU1/2WCJ-2.2, METAL R ,R915 R907,R908 443521514...
  • Page 50 25045300 NPJ-6PDBL159, JACK P510 27141772 BBL15, BUS BAR P551 25045714 YKB21-5133, ST JACK P601 25052724 NSCT-8P2620, SOCKET P602A 25055148 NPLG-4P132, PLUG P606A 25055149 NPLG-5P133, PLUG P608A,P610A 25052507 NSCT-13P2404, SOCKET P7001A 25056173 NPLG-20P1112, PLUG P7003A 25051089 NSCT-5P876, WIRE HOL P7003B 25055626 NPLG-5P588, WIRE TRAP P702 25055038...
  • Page 51 C641,C650 374721044 ECQ-V50V-104J, TF C C694 356741009R2 CEWX16V-10M, CHIP ELECT C [05:Resistor] R697 43474510308R2 RM1/16IJB10KX08, C-R NET [07:SW TRM] E601,E602,E603,E604 25065425 NEGITANSI M3, TRM(SCREW) P009 25137662B NCDG-7662, PWB P602B 25056180R2 or NPLG-4P1119, PLUG or 25055964R2 NPLG-4P917, PLUG P606B 25056163R2 or NPLG-5P1102, PLUG or 25056182R2 NPLG-5P1121, PLUG...
  • Page 52 Sales & Product Planning Div. : 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN Tel: 072-831-8111 Fax: 072-833-5222 ONKYO U.S.A. CORPORATION 18 Park Way, Upper Saddle River, N.J. 07458, U.S.A. Tel: 201-785-2600 Fax: 201-785-2650 E-mail: onkyo@onkyousa.com ONKYO EUROPE ELECTRONICS GmbH Liegnitzerstrasse 6, 82194 Groebenzell, GERMANY Tel: +49-8142-4401-0 Fax: +49-8142-4401-555 E-mail: info@onkyo.de...

Table of Contents