Onkyo NC-500 Service Manual
Onkyo NC-500 Service Manual

Onkyo NC-500 Service Manual

Audio network receiver
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3 7 63 1515 0
TE
L 13942296513
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.
www
.
http://www.xiaoyu163.com
SERVICE MANUAL
SERVICE MANUAL
Audio Network Receiver
MODEL
AUDIO NETWORK RECEIVER
STANDBY / ON
STANDBY
SETUP
PHONES
Silver model only
TUDD
ON THE
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
NC-500
VOLUME
AUDIO
INPUT
DISPLAY
SELECT
NC
-
500
Q Q
3
6 7
1 3
1 5
120V AC, 60Hz
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.
co
.
9 4
2 8
Ref. No. 3751
112002
0 5
8
2 9
9 4
2 8
m
NC-500
9 9
9 9

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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 3 7 63 1515 0 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%...
  • Page 3 NC-500 3 7 63 1515 0 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...
  • Page 4 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 3 7 6 3 1 5 1 5 0 EXPLODED VIEW A315 A026 A017 P101 U101D P609 A310 P602 A105 P601 U003 U009 P606 U001 A025 A029 L 1 3 9 4 2 2 9 6 5 1 3...
  • Page 8: Schematic Diagrams

    NC-500 3 7 63 1515 0 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...
  • Page 9 NC-500 3 7 63 1515 0 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...
  • Page 10: Schematic Diagram

    NC-500 3 7 63 1515 0 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...
  • Page 11 NC-500 3 7 63 1515 0 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...
  • Page 12 NC-500 3 7 63 1515 0 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...
  • Page 13 NC-500 3 7 63 1515 0 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...
  • Page 14: Printed Circuit Board View

    NC-500 3 7 63 1515 0 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...
  • Page 15 NC-500 3 7 63 1515 0 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...
  • Page 16 NC-500 3 7 63 1515 0 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...
  • Page 17 NC-500 3 7 63 1515 0 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...
  • Page 18 NC-500 3 7 63 1515 0 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 L 13942296513 D912 R909 C920 D913 P503A P7003A C903...
  • Page 19 NC-500 3 7 63 1515 0 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...
  • Page 20 NC-500 3 7 63 1515 0 PRINTED CIRCUIT BOARD VIEW - 6 U009:DG-7662, Network Circuit L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 21 NC-500 3 7 63 1515 0 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...
  • Page 22 NC-500 3 7 63 1515 0 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 L 13942296513 D912 R909 C920 D913 P503A P7003A C903...
  • Page 23 NC-500 3 7 63 1515 0 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...
  • Page 24 NC-500 3 7 63 1515 0 PRINTED CIRCUIT BOARD VIEW - 6 U009:DG-7662, Network Circuit L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 25 NC-500 3 7 63 1515 0 BLOCK DIAGRAM AND DESCRIPTION OF IC - 1 Q305:TC4052B ANALOG SWITCH ~SELB ~SELA INPUT NO USE NETWORK TUNER L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 26: Block Diagram

    NC-500 3 7 63 1515 0 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...
  • Page 27 NC-500 3 7 63 1515 0 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...
  • Page 28 NC-500 3 7 63 1515 0 BLOCK DIAGRAM AND DESCRIPTION OF IC - 5 Q714:S-3531A REAL-TIME CLOCK L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 29 NC-500 3 7 63 1515 0 BLOCK DIAGRAM AND DESCRIPTION OF IC - 5 Q714:S-3531A REAL-TIME CLOCK L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 30 NC-500 3 7 63 1515 0 BLOCK DIAGRAM AND DESCRIPTION OF IC - 4 Q605:WM8716 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 31 NC-500 3 7 63 1515 0 BLOCK DIAGRAM AND DESCRIPTION OF IC - 4 Q605:WM8716 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 32: Block Diagram And Description

    NC-500 3 7 63 1515 0 BLOCK DIAGRAM AND DESCRIPTION - 3 Q271:LC74761M-9845 ON-SCREEN DISPLAY LSI L 13942296513 Pin Assignment u163 Top view http://www.xiaoyu163.com...
  • Page 33: Pin Functions

    NC-500 3 7 63 1515 0 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 3 7 63 1515 0 BLOCK DIAGRAM AND DESCRIPTION OF IC - 2 Q301:TC9413AP ELECTRONIC VOLUME CONTROL L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 35 NC-500 3 7 63 1515 0 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...
  • Page 36: Pin Layout

    NC-500 3 7 63 1515 0 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 L 13942296513 SCL/CCLK...
  • Page 37 NC-500 3 7 63 1515 0 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...
  • Page 38 http://www.xiaoyu163.com NAC-2.3 3 7 63 1515 0 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...
  • Page 39 http://www.xiaoyu163.com NAC-2.3 3 7 63 1515 0 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...
  • Page 40 NC-500 3 7 63 1515 0 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 3 7 63 1515 0 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.
  • Page 42 NC-500 http://www.xiaoyu163.com 3 7 63 1515 0 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...
  • Page 43 NC-500 3 7 63 1515 0 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...
  • 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] L 13942296513 POLY BAG [350*250] SHEET [ACC.]...
  • Page 45 3 7 63 1515 0 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...
  • Page 46 29110148 W48 OPP TAPE, PP TAPE L 13942296513 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 http://www.xiaoyu163.com 3 7 63 1515 0 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...
  • Page 48 http://www.xiaoyu163.com 3 7 63 1515 0 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...
  • Page 49 http://www.xiaoyu163.com 3 7 63 1515 0 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...
  • Page 50 http://www.xiaoyu163.com 3 7 63 1515 0 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...
  • Page 51 http://www.xiaoyu163.com 3 7 63 1515 0 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...
  • 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...

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