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    Onkyo-A933-int-sm维修电路原理图.pdf

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    Onkyo-A933-int-sm维修电路原理图.pdf

    A-933 SERVICE MANUALSERVICE MANUAL INTEGRATED AMPLIFIER Silver and Black models MODEL A-933 230-240V AC, 50Hz 230-240V AC, 50Hz S UPP, S MPP B UPP, B MPP Ref. No. 3876 032005 RC-613S STANDBY/ON ON(G) STANDBY(R) TUNER PHONO CD MD TAPE /CDRLINE TAPE /CDR PRESET VOLUME VOLUME CD MD PRESET CLOCK CALL SLEEP INPUT ONSTANDBY RC -613 S FMAMCLEAR 78 910/0 10 4 56 231 GROUP TIMER ENTER MEMORYREPEATDISPLAY RANDOMP MODESCROLL MUTING SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE 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. RadioFans.CN 收音机爱 好者资料库 A-933 SPECIFICATIONS Power output : Dynamic power : THD (total harmonic distortion) : Damping factor : Input sensitivity and impedance : Output level and impedance : Phono overload : Frequency response : Tone control : SN ratio : Speaker impedance : Power supply : Power consumption : Stand-by power consumption : Dimensions (W x H x D) : Weight : Analog inputs : Analog outputs : Subwoofer pre outputs : Speaker outputs : Phones : 80 W + 80 W (8 , 1 kHz, DIN) 270 W + 270 W (3 , Front) 220 W + 220 W (4 , Front) 110 W + 110 W (8 , Front) 0.08% (1 kHz, 1 W) 25 (Front, 1 kHz, 8 ) 200 mV, 50 k (LINE) 2.5 mV, 50 k (PHONO MM) 200 mV, 2.2 k (REC OUT) 130 mV (MM, 1 kHz, 0.5%) 10 Hz - 60 kHz, +1 dB -3 dB (CD) +8 dB, -8 dB, 100 Hz (BASS) +8 dB, -8 dB, 20 kHz (TREBLE) +10 dB, 80 Hz (SUPER BASS) 100 dB (LINE, IHF-A) 70 dB (PHONO, IHF-A) 4 - 16 AC 230 - 240 V, 50 Hz 100 W 0.9 W 275 x 103 x 328 mm 7.5 kg PHONO, TUNER, CD, LINE, MD, TAPE/CDR, MAIN IN MD, TAPE/CDR 1 2 (A, B) 1 Specifications and features are subject to change without notice. RadioFans.CN 收音机爱 好者资料库 A-933 SERVICE PROCEDURE 1. Replacing the fuses REF.NO. F901 F902 PART NO. 252076GR 252074GR DESCRIPTION 3.15A-SE-EAWK 2A-SE-EAK This symbol located near the fuse indicates that the fuse used is show operating type, For continued protection against fire hazard, replace with same type fuse , For fuse rating, refer to the marking adjest to the symbol. 3. Setting position before shipment. (1) POWER 4. EuP Lot6 correspondence, Add D to the end of serial numbers. switch : ON (2) BASS : CENTER (3) TREBLE : CENTER (4) SUPER BASS : MIN. (5) VOLUME : MIN. Ce symbole indique que le fusible utilise est e lent. Pour une protection permanente, nutiliser que des fusibles de meme type. Ce demier est indique la qu le present symbol est apposre. NAME FUSE FUSE QTY 1 1 REMARKS 2. Initialize the unit. (1) Press and hold down the Change T903, P TRANS, NPT-1938P, 2301539 2301539A. MAIN IN button, then press the STANDBY/ON button. (2) Disconnect the AC power cord from a wall outlet. All indicators light up - Standby old set new set(EuP Lot6 correspondence, Add D to the end of serial numbers.) old part (2301539) new part(2301539A) A-933 A-933 EXPLODED VIEW A082 x 9 pcs. A081 A001 A007 A047 A037 L=30mm A037 L=30mm A101 A037 L=25mm x 2 A040 A039 A102 A027 A002 P901 A043 F901 A044 A029 A002 A053 A051 A054 A057 A056 A064 A068 A068 A063 A065 A066 A071 A072 A061 A062 A057 A084 A037 L=20mm P701 T901 P312 A002 E402 T902 U04 U13 U06 U08 U11 U10 U09 U02 U01 U14 A083 x 2 pcs. A037 L=30mm x 2 A002 x 2 pcs. A003 x 2 pcs. A073 x 3 pcs. A055 A075 x 2 pcs. A069 x 2 pcs. A024 x 5 pcs. A067 x 4 pcs. A002 x 2 pcs. A002 x 2 pcs. A032 x 8 pcs. A002 x 4 pcs. A002 x 2 pcs. A038 x 17 pcs. A045 x 2 pcs. P201A x 2 pcs. A025 x 2 pcs. A005 x 2 pcs. A037 L=10mm x 8 A022 x 4 pcs. A033 x 2 pcs. E401 x 6 pcs. A002 x 2 pcs. A024 x 6 pcs. A037 L=15mm x 3 A024 x 4 pcs. A002 x 2 pcs. A002 x 3 pcs. A002 x 7 pcs. F901C A096 A055 A021 A755 x 8 pcs. P901A A-933 SCHEMATIC DIAGRAMS-1 PRE-AMPLIFIER SECTION / POWER SUPPLY SECTION J223 J222 Q921 S-80127CN NCOUT VDD VSS VSS2 T902 NPT-1522P JL302B P701B R353 L201 NCH-1358 L901 F901 RL902RL901 JL901B T901 NPT-1521P D921 UDZJ5.1B D202 UDZS8.2B D201 Q216 78L05SMT GI O JL501A 4056BF VCC VSS 1 2 3 4 5 6 78 9 10 11 12 13 14 NJU7313AM CK DATA NC COM3 R8 R7 R-COM2 R6 R5 R-COM1 R4 R3 R2 R1 VDD VSS ST NC L-COM3 L8 L7 L-COM2 L6 L5 L-COM1 L4 L3 L2 L1 VEE Q204 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1516 17 18 19 20 21 22 23 24 25 26 27 28 29 30 P902BP902A P903BP903A P904BP904C P905A T903 NPT-1398P 1 45 9 P206 P207 P208 P209 Q356 RN2403 Q217 RN2402 Q206 RN2402 Q211 RN2403 Q214 79M15 G IO Q213 78M15 GI O Q215 78M12 GI O P205 P204 P203 P202 P201 Q903 RN1404 Q901 RN1404 Q355 RN1407 Q212 RN1404 Q210 RN1407 Q208 2SD655 Q207 2SD655 Q304 2SD655-F Q303 2SD655-F Q305 2SD655-F Q306 2SD655-F Q904 2SC1740S-R Q902 2SC1740S-R Q209 2SD655 D901 SINB60-4101 D225 SINB60-4062 R904R903R902R901 S901 POWER P901 P911 AC OUTLET E901 Q353 2SK365-GR Q354 2SK365-GR D906 1SS355 D902 1SS355 D903 1SS355 D905 1SS355 D351 D223D224 D222D221 Q301 NJM4580M-D 3 2 1 Q351 NJM4580M-D 5 6 7 Q352 NJM4580M-D 3 2 1 Q203 5 6 7 Q202 5 6 7 Q201 NJM4580M-D 5 6 7 R371 50KC R370 100KC BASS R371 50KC TREBLE R370 100KC R353 R369 20KA SUPER BASS R353 50KB VOLUME R369 20KA Q351 NJM4580M-D 3 8 2 4 1 Q301 NJM4580M-D 5 8 6 4 7 Q352 NJM4580M-D 5 8 6 4 7 Q202 NJM4580M-D 3 8 2 4 1 Q203 NJM4580M-D 3 8 2 4 1 Q201 NJM4580M-D 3 8 2 4 1 C282 102 C283 102 C281 102 C922 104 C921 104 C368 473J C370 224J C374 393J C372 822J C367 473J C369 224J C373 393J C371 822J C241102 C243 102 C242 102 C903 224 C912 224 C902 103M C910 103Z C304 NC C303 NC C904 103M C905 334J C906 104Z C909 103Z C901 472M C375223 C360 474J C366 822 C364 104 C362 393J C363 104 C365 822 C359 474J C361 393J C268 224K C269 474K C239 474K C238 224KC265 104Z C263 334J C274 102J C273102J C258 334J C257 334J C228 C230 C229 C227 C226 C225 C224 101J C223 101J C222 C221 C202 470J C201 470J C275 102J C231 101J C220 101J C219 101J C218 101J C217 101J C216 101J C215 101J C207 152J C208 152J C209 682J C211 182J C212 182J C210 682J C388 33/35 C387 33/35 C322 220/16 C321 220/16 C378 220/16 C377 220/16 C262 220/16 C261 220/16 C302 47/25 C301 47/25 C306 47/25 C305 47/25 C908 10/16 C907 1000/16 C911 2.2/50 C358 47/25 C357 47/25 C353 47/25 C354 47/25 C355 33/50 C356 33/50 C351 47/25 C352 47/25 C235 47/50 C232 47/50 C234 47/50 C237 47/50 C236 47/50 C254 220/16 C253 220/16 C255 220/16 C256 220/16 C233 47/50 C267 10/16 C266 220/16 C264 1000/25 C214 10/50 C213 10/50 C259 1000/35 C260 1000/35 C251 220/16 C252 220/16 C204 22/25 C203 22/25 C205 220/6.3 C206 220/6.3 R923 27K R921 33K R922 18K R392 10K R380 1K R391 10K R382 470 R378 4.7K R381 470 R379 1K R377 4.7K R254 1K R285 220 R287 220 R286 220 R320 100K R283 100K R267 220K R36647K R36547K R322 22(1/2W) R321 22(1/2W) R319 220K R386 22(1/2W) R385 22 (1/2W) R316 1K R315 1K R266 1K R265 1K R302 3.3K R301 3.3K R304 220K R303 220K R318 1K R317 1K R312 47 R311 47 R314 220K R313 220K R308 10K R307 10K R310 5.6K R309 5.6K R306 220K R305 220K R910 10K R909 27K R907 R908 10K R906 R905 R384 47K R383 1M R360 220KR359 220K R363 12K R362 10K R361 10K R364 12K R356 6.8K R355 6.8K R376 100K R374 680 R375 100K R373 680 R351 470 R352 470 R357 470 R358 470 R269 47K R270 47K R258 220K R257 220K R255 1K R256 1K R259 220K R260 220K R264 1K R263 1K R276 470(1/2W) R275 470(1/2W) R274 22(1/2W) R273 22(1/2W) R2621K R2611K R268 1K R252 10K R253 10K R251 220K R250 47K R249 47KR280 2.2(1/2W) R279 2.2(1/2W) R282 0.47(1/2W) R281 0.47(1/2W) R277 2.2(1/2W) R278 2.2 (1/2W) R244 2.2K R243 2.2K R246 220K R245 220K R240 330 R239 330 R242 220K R241 220K R236 2.2K R235 2.2K R238 220K R237 220K R232 330 R231 330 R234 220K R233 220K R228 2.2K R227 2.2K R230 220K R229 220K R272 22(1/2W) R271 22 (1/2W) R201 1K R202 1K R203 56K R204 56K R214 100K R248 220K R247 2.2K R224 330 R223 330 R226 220K R225 220K R220 330 R219 330 R222 220K R221 220K R216 330 R215 330 R218 220K R217 220K R205 220K R208 820 R206 220K R207 820 R213 100K R211 39K R209 470K R212 39K R210 470K P213A P213 P505P504 P503 P907B P907A P906A P906B P901A P301B P301A P401A P212A P702A P212 GND HPIN STDATA CLK MAIN IN PROTECT V PWMCNT RPOTECT I AMUT GND HPMUT HPIN NF MUTE RI SPB RL SPA RL POWER GND +9V POFF +5V +12V NF MUTE PWMCNT PROTECT V PROTECT I NAAF-8499 & NAAF-8500 NAETC-8501 & NAETC-8502 NASW-8508 NAPS-8507 NAPS-8506 SUBWOOFER PREOUT AC IN RI MD IN OUT TAPE/CDR IN OUT MAIN IN LINE CD TUNER PHONO 230-240V 50Hz D201, D202 50KB Q205 R901-R903 TERMISTOR M3R014C T3.15AL250V 0.47(1/2W) 0.47(1/2W) 0.22(1/2W) NJM4580M-D U02 PRE-AMPLIFIER PC BOARD U04 VOLUME PC BOARD U10 OUTLET PC BOARD U09 POWER SUPPLY PC BOARD U11 POWER SWITCH PC BOARD To NADG-8505 (SD-2 : H4) To NADG-8505 (SD-2 : H4) To NAAF-8496 (SD-3 : A5) To NAAF-8496 (SD-3 : A3) GND L R L R L R L R L R L R L R L R L R To NADG-8505 (SD-2 : A2) HPFL HPFR ! ! ! ! ! ! ! ! ! ! ! ! ! ! P904A P905B RED RED BLUE BLUE BROWN BLACK BROWN BROWN BLACK BROWN BLUE BLUE RED RED BLUE BLUE To NAAF-8496 (SD-3 : H4) To NAAF-8496 (SD-3 : H4) To NAAF-8496 (SD-3 : H4) To NADG-8505 (SD-2 : H3) L GND R SPA RL SPB RL GND FUNC CLK FUNC DATA FUNC STB R L R L R L GND R L GND +15V -15V GND +15V -15V TONE/DIRECT +5V +4.7V +20.2V +15V +15V +12V +5V -15V+15V +8.4V -8.4V ! THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED. ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED. ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED. ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV. ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED. EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS. EX) PRINTING SIDE CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT. ! NOTE F902 T2.5AL250V ! AGAINST FIRE HAZARD, REPLACE VA FOR CONTINUED PROTECTION AND RATING INDICATED. ONLY WITH FUSE OF SAME TYPE CAUTION ATTENTION ET CALIBRATION COMME INDIQUE. DINCENDIE, REMPLACER UNIQUEMENT PERMANENTE CONTRE LES RISQUES AFIN DASSURER UNE PROTECTION PAR UN FUSIBLE DE MEME TYPE VA E LENT.POUR UNE PROTECTION PERMANENTE,NUTILISER INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE. QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST FOR CONTINUED PROTECTION AGAINST FIRE RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL. HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE THIS SYMBOL LOCATED NEAR THE FUSE INDICATES THAT THE FUSE USED IS SLOW OPERATING TYPE P381 JL302A P382 L383 L382 L381 C385 104Z C383 102K C381 102J C382 102J R388 47 R387 47 HPFL HPGND HPFR GND HPIN NAETC-8503 PHONES U06 HEADPHONE JACK PC BOARD NC = No mount of parts. SD-Z : XY Location of connected terminal in schematic diagrams. SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5. A 1 2 3 4 5 BCDEFGH A-933 SCHEMATIC DIAGRAMS-2 MICROPROCESSOR SECTION P705 P701AP702 Q717 2SC2712-GR Q713 2SC2712-GR JL901A S701 INPUT SELECTOR S705 TONE DIRECT S706 S704 S703 SPEAKERS A S702 STANDBY/ON D716 SPR39 (GRN) (RED) TONE DIRECT D714 SPR39 (GRN) (RED) STANDBY ON JL702B JL702A Q715 RN2402 Q714 RN2402 Q712 RN2402 Q711 RN2402 Q703 RN2403 D715 MAIN IN D712 D713 SPEAKERS A D711 TAPE/CDR D710 MD D706 PHONO D708 CD D707 TUNER D709 LINE P720 FLASH WRITER Q704TA7291S GND5 IN19 IN21 NC4 OUT17 OUT23 VCC2 VREF8 VS6 X701 8MHZ Q701 MPD780022AGC-8BS AVDD35 AVREF34 AVSS25 IC39 REMIN43 K044 POFF45 SYSIN46 K033 K132 K231 SELECTOR30 MODE29 NU28 NU27 NU26 SO18 SI19 SCK20 NU21 NU22 HS23 PROTECT I11 PROTECT V12 NU13 NU14 FUNC DATA15 FUNC CLK16 17 FUNC STB 17 VOLUP 57 VOLDN 58 TONE/DIRECT 59 TAPE LED 60 MD LED 61 LINE LED 62 CD LED 63 TUNER LED 64 64 PHONO LED 1 POWER LED 2 MAIN IN LED 3 DIRECT LED 4 TONE LED 5 SP-B LED 6 SP-A LED 7 STANDBY LED 8 AMUT 53 ACPOWER 54 PWM CNT 55 MAIN IN 56 SYSOUT47 HP IN48 SPA RL 49 SPB RL 50 HPMUT 52 NF MUTE 51 VDD010 VDD124 VSS0 9 VSS142 OSC141 OSC240 XT138 XT237 RESET36 U701 GP1UM281XKVF L701 NCH-1471 Q731 MPC29M05AHF G IO Q716 RN1402 Q710 RN1402 Q709 RN1402 Q705 RN1402 Q707 RN1402 Q706 RN1402 Q708 RN1402 Q702 RN1404 D721 1SS352 D718 D703 1SS352 D705 UDZS5.1B D704 1SS352 D702 D701 C719 100/6.3 C718 330/6.3 C715 100/6.3 C703 10/16 C701 NC C711 1/50 C706 330/6.3 C705 0.1F C704 100/6.3 C717 100/6.3 R727 1K R725 1.8K R726 1.2K R731 330 R732 270 R766 390 R765 330 R764 330 R763 330 R753 1K R769 10K R770 10K R767 180 R762 180 R760 330 R761 330 R759 330 R758 330 R754 330 R757 330 R756 330 R755 330 R768 3.3K R740 22 R721 470 R720 390 R702 2.2(1/2W) R709 220 R7071K R7081K R7061K R7051K R704220 R703220 R738 10K R737 220 R733 47K R7192.7K R718 2.7K R7172.7K R71633K R724 3.3K R730 470 R722 18K R723 6.8K R729 560 R728 680 R736 47K R7421K R7411K R739 220K R7431K R7441K R7451K R746220 R747220 R752220 R7481K R7491K R750 1K R751 1K R701 100 R713 47 R712 47 R71147 R71047 R715 NC R714 10K R734 4.7K C713 104Z C716 104Z C702 104Z C707 104Z C712 104Z C709 104Z C710104Z C714 104Z C708104Z PHONO ST FUNC CLK FUNC DATA PROTECT I PROTECT V DIRECT LED LINE TUNER TAPE TONE LED CD MD HS VPP VDD RESET SCK SI SOVOLDN GNDVOLUP MAIN IN PWMCNT AMUT HPMUT NFMUTE SPBRL SPARL TONE/DIRECT VOLUP VOLDN HPIN FUNC CLK FUNC DATA VOLDN POFF FUNC STB VOLUP MAIN IN PROTECT V RESET RI PWMCNT PROTECT I AMUT GND HPMUT HPIN NF MUTE RI SPB RL SPA RL NAETC-8510 NADG-8505 MOTOR DRIVER MAIN IN SPEAKERS B SPEAKERS B NC To NAPS-8506 (SD-1 : F4) U08 MICROPROCESSOR PC BOARD U13 SWITCH PC BOARD To NAAF-8499 & NAAF-8500 (SD-1 : C4) To NAETC-8501 & NAETC-8502 (SD-1 : E1) To NAAF-8499 & NAAF-8500 (SD-1 : D4) ACPOWER GND +9V POFF MAIN IN LED +5V GND K1 +4.9V +4.9V +4.9V+5.6V +4.7V +5V +4.9V THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED. ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED. ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED. ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV. ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED. EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS. EX) PRINTING SIDE CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT. ! NOTE NC = No mount of parts. SD-Z : XY Location of connected terminal in schematic diagrams. SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5. A 1 2 3 4 5 BCDEFGH A-933 SCHEMATIC DIAGRAMS-3 POWER AMPLIFIER SECTION Q671 TLP521-1 14 32 9 10 8 4 5 6 Q416 74AC00FT 1 2 3 4 5 6 9 10 8 Q415 74AC00FT 12 13 11 7 12 13 11 14 7 1 2 3 14 P506P501 E901 BUSBAR 3 14 134 1 16 152 512 11 6 7 10 98 JL501B Q672 DTA114ES Q606 RN2402 Q622 RN

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