CR-305FX SERVICE MANUAL SERVICE MANUAL CD RECEIVER Silver, Black and Titanium models MODEL CR-305FX Ref. No. 3883 052005 120V AC, 60Hz 220-230V AC, 50/60Hz 220-230V AC, 50/60Hz 230-240V AC, 50Hz S CDT S CGQ S CGR S CPP T CPB T CPP 230-240V AC, 50Hz 230-240V AC, 50Hz B CPP 230-240V AC, 50Hz RC-617S DISPLAY TUNING/PRESET STANDBY/ON MEMORY FM MODE CLEAR PHONES A C O U S TI C P R E S E N C E INPUT A C O U S TI C P R E S E N C E V O L U M E M A X M I N TAPE CD TIMER ENTER +10 7 8 9 0 4 5 6 2 3 1 CLOCK CALL CLEAR REPEAT MEM SLEEP RANDOM MUTING A.PRESENCE STANDBY/ ON INPUT TUNER PRESET RC-617S 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. 家电维修资料网 CR-305FX SCHEMATIC DIAGRAMS-1 AMPLIFIER / POWER SUPPLY / DISPLAY SECTION TU TU CD CK CD DATA RI - + GND -VP AC 1.1 0.6 L MD-R MD-R MD-P MD-P GND DOUT VOL DOWN VOL UP 1 F1 MUTE 6 9G 8 7G 10 5G 12 3G 14 1G 31 P16 32 P15 34 P13 35 P12 37 P10 38 P9 40 P7 43 P4 46 P1 -0.7 GND AC 22.2 +B +B DGND GND GND 2 6 DGND GND COM MD-P VEE CD NADIS-6879 CLK ST 10-BT-167GK M -13 POFF 36 34 K0 +12 33 GND 31 F3 29 F1 27 P1 P3 P5 P7 P9 P11 P12 P15 P17 2G 4G 6G 8G 10G -1.1 1.1 RL901 -22.2 5 T901 P901 R GND COM MD-R +5V 7 8G 9 6G 5 10G 2 F1 POWER 11 4G 13 2G 20 P17 33 P14 Q751 36 P11 39 P8 41 P6 44 P3 42 P5 45 P2 49 F2 50 F2 13 20.4 20.4 POWER AP K1 5.6V 35 VCC 32 GND 30 F2 28 P2 P4 P6 P8 P14 P16 P10 1G 3G 5G 7G 9G -21.3 -21.3 -20.6 21.1 NAPS-6878 MRL-2P5A -1.1 -0.6 -B GND GND -B GND GND P551 NAETC-6882 NAAF-6874 TUNER CDR-R T-REC REMOCON 21.3 NAAF-6880 DT : AC120V, 60Hz GQ, GR : AC220-230V, 50/60Hz PP, PB : AC230-240V, 50Hz CDR-P T-PLAY T400mAL/250V NAETC-6881 D501 1SS355 18K R526 1 2 3 4 JL551A 100P C403 C401 100P C427 100P C906 100N C918 100/50 C551 10/16 P912 C558 2N2 100P C408 100P C433 R413 330 R415 1M R409 2K2 1M R412 330 R406 R408 1M R407 1M R402 2K2 R404 1M R403 1M 100N C692 0 R692 680 R473 R480 470 C432 100N 100P C404 100P C402 C691. 100/16 S756 ACOUSTIC PRESENCE 1K8 R755 1K R430 C494 100/16 1K R754 R432 100K C415. 68N-M C413 100P S753 DISPLAY 470 R752 R440 1K8 2K2 R442 1M R448 C417 68N-M C421 15N-M(63V) R441 2K2 1K8 R439 S751 STANDBY/ ON 390 R751 R454 1M R452 47K C434 470N R451 47K S761 FF 150K R458 C435 470N C425 150N-M S760 PLAY C428 100P C602 100N S759 STOP KRA102S Q603 C603 1/50(SSE) R462 56K 100N C751 R466 2K2 47K R601 47K R602 KTC3875-Y Q601 R485 0 UDZ13B D492 R465 2K2 R508 1K C504 330P R504 12K C506 47/16 R506 10K D502 1SS355 C505 47/16 R507 1K C503 330P C782 100N 470 R789 C792 100N R512 820 R516 680 R488 0 220/6.3 C510 220/6.3 C509 R513 270 680 R515 39(1/2W)-R R520 R522 39(1/2W)-R C514 22P 22P C512 R528 18K D504 1SS355 56K R518 R533 33(1/2W)-R R535 39(1/2W)-R D503 1SS355 KTA1266-GR Q511 R527 18K 22P C513 Q515 KTA1266GR C511 020C R914 2K2 100N C908 10/25 C907 R530 0 R532 0 R531 0 100/35 C495 R529 0 R493 22(1/2W)-R D910 UDZ5.1B 78M56 Q903 C911 22N R906 NC R910 3K3 R908 1K(1/2W) 2K2 R909 R911 27(1/2W) R904 3K3 3300/35 C905 C904 3300/35 Q552 2SC1740 D907 1SR35 Q558 2SC3851-O.Y Q559 2SA1488-O.Y C923 220N 220N C920 3M3 R912 F901 R566 5R6(1/2W)-R L552 S-1.3C L551 S-1.3C C557 2N2 1 3 2 JL405B C559 10N 330 R414 R405 330 R410 2K2 1M R416 2K2 R401 C431 100N 1 3 2 JL405A 0 R691 C437 22N R429 1K C493 100/16 C556 100N 68N-M C416 100P C414 100K R431 C430 22/16 68N-M C418 R444 680 C422 15N-M(63V) 1M R447 2K2 R464 R446 1M 1/50 C424 R445 1M R463 2K2 1K8 R760 R457 150K R455 680 820 R758 R757 470 56K R461 R484 0 R791 0 0 R790 390 R756 R603 12K D601 1SS355USM C492 220/16 D491 UDZ138 220/16 C491 R503 12K R514 270 KTC3875-Y Q507 KTC3911-BL Q503 820 R511 KTA1266-GR Q512 56K R517 33(1/2W)-R R534 18K R525 Q517 KTC3198-GR R536 39(1/2W)-R R519 39(1/2W)-R 39(1/2)-R R521 KRC105M Q904 C915 100N 5 6 7 8 9 10 4 3 2 1 JL501A 5 6 7 8 9 10 4 3 2 1 JL501B D903 1SR35 C913 47/35 C910 22N 1K5 R552 18K R556 680 R554 18K R555 R553. 680 1K5 R551 Q551 2SC1740 C552 10/16 100(1/2W)-R R558 2SA1488-O.Y Q560 R561 R22(1/2W)-R R22(1/2W)-R R559 C921 220N 1 2 3 4 JL551B R565 5R6(1/2W)-R 5 1 2 3 4 17 18 10 11 12 13 14 15 16 6 7 8 9 26 25 19 20 21 22 23 24 P701B 2 1 P902 L R P406 100P C471 P402 L R411 1M L R L R472 10K L691. 220K C436 22N R567 330(1/2W) S755 INPUT> S754 INPUT< FM MODE S752 S762 FR 820 R753 R456 680 C420 100P 47K R434 18K R436 R438 1M R435 18K R449 NC 100P C419 C752. 100/6.3 KSM603TE2 U751 S758 OPEN S757 MEMORY R486 0 10/25 C502 R468 470 KRC234S Q406 47/16(SSE) C601 R426 12K R605 220K R492 560(1W)-R C501 10/25 R491 560(1W)-R KRC104S Q782 R510 820 Q510 KTA1266CR KTC3875-Y Q508 Q506 KTC3875-Y Q518 KTC3198-GR C496 100/35 KTC3875-Y Q505 KTA1266GR Q509 D911 1SS355 220N C924 D908 1SR35 D904 1SR35 D905 1SR35 R907 0.47(1/2W) 100/35 C909 D902 1SR35 RL901 D3SB20 D901 1 3 2 JL903B 1 2 3 4 5 6 JL504A 1 2 3 4 5 6 JL504B Q554 KTC1027-O.Y R562 R22(1/2W)-R C554 47N Q556 KTA1023-O.Y C553 47N KTA1023-O.Y Q555 Q557 2SC3851-O.Y Q553 KTC1027-O.Y C560 10N U691 R R 5 6 7 8 9 10 4 3 2 1 P405B 1 2 3 5 4 JL552B 10K R471 1 18 11 10 8 9 14 13 12 15 16 17 6 7 5 3 2 4 P403B 28 1 16 17 18 19 20 21 22 23 24 25 26 27 15 2 3 4 5 6 7 8 9 10 11 12 13 14 TC9273M-007 Q401 P553 C555 100N 330(1/2W) R568 C410 22/16 150N-M C426 C412 100P 5 6 7 NJM4565M Q404 R450 NC 28 27 1 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 1110 9 8 7 6 5 4 3 2 CK DATA VDD GND ST COM4 S7 COM3 S6 S5 COM2 S6 S3 COM1 S2 S1 VSS Q402 TC9162AF R437 1M C411 100P R453 1M C423 1/50 47K R433 R443 680 22/16 C429 22/16 C409 5 6 7 NJM4565M Q403. 1K R759 R502 56K R606 2K2 12K R425 R467 470 KRC234S Q405 R501 56K R604 22K 2 3 1 8 4 NJM4565M Q403 KTA1504 Q602 C917 100N D782 HL-30CN 1 2 3 4 5 6 8 7 9 P901B KIA7812APL Q901 10/25 C516 Q502 KTC3911-BL(L) KTC3911-BL Q504 Q516 KTA1266GR 10/25 C515 R494 22(1/2W)-R R505 10K 820 R509 1SR35 D906 C914 6800/16 Q902 KTA1266 R913 2R2(1/2W) RL901 R903 2R2(1/2W) R901 22(1W) UDZ27 D909 R560 R22(1/2W)-R R557 100(1/2W)-R R563 8R2(1/2W)-R R564 8R2(1/2W)-R 1 2 3 5 4 JL552A Q501 KTC3911-BL 1 2 3 4 5 6 8 7 9 P404B 2 3 1 8 4 NJM4565M Q404. OUT IN TAPE CDR OUT IN RI SUBWOOFER PRE OUT OPTICAL DIGITAL OUT PHONES VOLUME U05 SPEAKER PC BOARD U03 FRONT PC BOARD TO NAETC-6882 SPEAKERS L R TO NADIS-6879 TO NAAR-6875 TO NAAR-6875 TO NAETC-6881 TO NAAR-6875 TO NAAR-6875 R427 ! ! ! ! ! ! TO NAETC-6881 ACOUSTIC PRESENCE DT Only ! P400 P401 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). ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV. 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. RESISTERS (EX) 2K2 = 2.2 kohms, 5R6 = 5.6 ohms CAPACITORS (EX) 100N = 100 nano farad, 100P = 100 pico farad ! ! SCHEMATIC-DIAGRAMS-2 SCHEMATIC-DIAGRAMS-2 SCHEMATIC-DIAGRAMS-2 U04 AMP PC BOARD U02 POWER PC BOARD U01 AUDIO PC BOARD U06 DIGITAL PC BOARD SCHEMATIC-DIAGRAMS-2 SCHEMATIC-DIAGRAMS-2 ! +12V +5V +13V -13V +13V -13V A 1 2 3 4 5 B C D E F G H 家电维修资料网 CR-305FX SCHEMATIC DIAGRAMS-2 CD & MICROPROCESSOR SECTION CD MECHANISM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 13 14 15 16 17 18 19 20 21 22 23 39 40 41 42 43 12 24 44 45 46 47 48 49 50 51 26 25 27 29 28 31 30 33 32 35 34 37 36 38 52 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 16 15 14 13 8 7 6 5 4 3 2 1 12 11 10 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 8 7 6 5 4 3 2 1 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 1 2 1 2 3 4 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 2 3 4 5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 8 7 6 5 4 3 2 1 9 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 P303A P351A Q101 CXA1992BR Q301 CXD2589Q Q180 BU1923 Q701 MPD78045FGF-149-3B9 Q103 TA7291S R891 0 R892 0 R108 47K R107 47K R106 47K R105 47K R846 0 R138 1M R135 12K R134 12K R133 4K7 R103 120K R101 22 R104 120K R102 1K R119 100 R118 150K R835 0 R116 100K R842 0 R117 47K R843 0 R831 0 R837 0 R845 0 D101 1SS355USM L101 100 Q114 KTA1266 C102 100/6.3 C123 10N(M) C125 10N(M) C127 C126 22P-J C139 2.2/50 C124 2N2(M) C120 33N(M) P105 C121 10N(M) C107 2N2(M) C104 10N(M) C105 10N(M) C137 22N(M) C130 100N-Z C119 100P-J C133 2N2(M) C106 470N(M) C116 100P-J C109 470N(M) C108 1N(M) C115 10N(M) C111 100N(M) C110 100N(M) C114 100P-J C113 100N(M) R834 0 R833 0 R125 82K R130 8K2 R126 470K R131 47K R132 220K R124 1M R832 0 R122 27K R121 100 R128 10K R129 4K7 R140 1M R821 0 R139 39K R127 100K R123 20K C118 3.3/50 C117 33/50 C112 4.7/50 P104 TEST POINT C136 100/6.3 C135 100/6.3 Q102 LA6541D Q112 KTA1273 R145 4K7 R141 10K R142 4K7 R144 10K C128 10N(M) C134 470/6.3 P302A C151 100/6.3 C145 100/6.3 R147 0 R150 4K7 R149 1K R151 8K2 R148 10K Q110 KTA1273 R734 10K R368 10K R370 1K R367 10K R369 10K R371 1K R372 10K R374 10K R736 10K R364 1K R365 10K R366 10K R373 10K R375 10K R362 1K R361 1K R805 0 R378 100 R334 12K R332 12K R738 4K7 R336 12K R340 220K R807 0 R330 1M R338 100 R363 1K R355 3K3 R354 22K R356 3K3 R353 1M R352 100K R351 10K R802 0 R804 0 C360 100N-Z C352 10N(M) C354 47N(M) C355 1N5(M) C351 0.47/50 C353 100P-J C396 47N-Z R801 0 R376 10K R137 0 C129 100/6.3 C337 100N-Z C333 680P-J C331 150P-J C338 100N-Z C358 100N-Z C357 15P-J C334 680P-J C332 150P-J C356 15P-J C350 100/6.3 X351 16M9344 R331 12K R333 12K R335 12K R339 220K R337 100 C361 100N-Z P403A P404A P778A Q184 KRA104S Q181 KRA104S Q191 KTC3875-0 R893 R853 0 R196 1K R895 R857 0 R894 R856 0 R182 4K7 R181 4K7 R191 2K2 R194 39K R195 3K3 R199 R854 0 R198 R197 680K R184 0 R183 0 C195 22N-Z C188 NC C184 560P-J C191 3.3/50 C181 2.2/50 XTAL181 HC-49/U03 C182 33P-J C183 33P-J C196 22N-Z C185 2.2/50 C180 100/6.3 D702 1SR154 Q704 TA7291S P901A P405A R852 0 R851 0 R849 0 R848 0 R193 39K R192 100K R708 22K C704 100N-Z C193 100P-J C192 3.3/50 R820 0 R812 0 R809 0 R817 0 R816 0 R825 0 R826 0 R819 0 R814 0 R793 470 R810 0 R786 1K R785 1K R806 0 R813 0 R815 0 R808 0 R787 4K7 R790 4K7 R735 10K R784 0 R795 4K7 R377 1K X701 4M194 C703 200 C702 10P-J C701 27P-J R719 1K R829 0 R704 10K R830 0 R703 2K7 R702 2K7 R706 R705 R701 10K C797 100N-Z C791 47N-Z R794 470 R772 10K R727 10K R709 220K R771 NC R710 47K R712 470 D791 RLZ5.1B D705 RLZ5.6B D703 1SS355USM C795 33/50 C794 33/50 C792 47N-Z C793 47N-Z C705 100N-Z R721 1K R722 1K R818 0 R732 10K R733 10K R840 0 R724 1K R824 0 R723 1K R841 0 R827 0 R720 1K R783 0 R717 1K R718 1K R828 0 R715 1K R714 1K R729 10K R728 10K R711 100 R811 0 D704 1SR154 D701 1SR154 C715 100N-Z C712 100/6.3 C711 0.1F C710 100/6.3 C708 2.2/50 C716 100N-Z C796 100N-Z R782 1K R781 1K D707 1SS355USM R838 0 EGND R855 0 R847 0 L351 100 R707 22K R740 10K R739 10K R822 0 R823 0 C362 100N-Z C395 220P-J C394 220P-J C393 220P-J C363 100N-Z C364 100N-Z C335 22/35 C336 22/35 R844 0 R836 0 Q111 KRC104S Q703 KRC104S Q702 KRA103S Q183 KRC234S Q182 Q185 DTC143T-S Q186 KRC234S P905 GND SPINDLE MOTOR SLED MOTOR LIMIT SW - - + + +2V5 +5V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 M M LASER PICKUP KSM213CCM LEAF SW M OPEN/CLOSE 1 2 3 4 5 2 1 3 4 5 6 E D A B C F G G LD PD T_ F_ T+ F+ + _ M005 M006 M004 M003 M002 TRACKING FOCUSING NAETC-6883 VCC VC P352A P351B P303B P302B TO NADIS-6879 P15 10G 9G 8G 7G 6G 5G 4G 3G 2G 1G P17 P16 R792 R791 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 F1 GND VCC REM01 K11 K01 LED21 REMO +5VBKUP XRST P1 P2 P3 P4 P5 VOL UP VOL-DOWN IN2 VCC OUT2 NC GND VS OUT1 VREF IN1 RCLK RDATA FCE/STB R I ANGMUT POWERAMP VOLUP1 VOLDWN2 CMP VSS3 VDD1 MUX VREF RDATA QUAL RCLK NC XO XI VDD2 VSS2 T1 T2 VSS1 MDREC-L MDREC-R MDPLAY-L MDPLAY-R +12V F2 F1 -VDSP GND POWERAMP POFF +5.6 4.332MHZ +5BKUP +5.6 GND IN2 VCC OUT2 NC GND VS OUT1 IN1 VCC VREF VCC1 MUTE VIN1 VG1 V01+ V01- GND1 GND2 GND3 V02- V02+ VG2 V1N2 REG-OUT REG-IN RES CD V1N3 VG3 V03+ V03- GND4 GND5 GND6 VO4- VO4+ VG4 V1N4 RFO VC RDSDATA RDSSIG RDSSCK 4G 5G 6G 7G 8G 9G 10G VDD1 CDCLK XLT CDDATA SENS20 DSPMUT SQCK SENS SQSO RESET STEREO SD AVSS VOLDOWN VOLUP NC AREA IN/OUT SIGNAL K1 AVDD AVRFE K0 POFF XT2 VSS2 X1 X2 RCLK RDATA FREQCAL FCE PLLCE PWOFF RDSDATA RDSSIG SCOR RDSSCK SYSIN REMIN IC SYSOUT TUMUTE ANGMUTE VDD2 POWERCD XRST CDAUTOADJ OPEN CLOSE LED2 LED1 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 VLOAD 1G 2G 3G FEO FEI FDFECT FGD FLB FE-O FE-M SRCH TGU TG2 FSET TA-M TA-O SL-P SL-M SL-O ISET VCC LOCK CLK XLT DATA XRST C.OUT SENS1 SENS2 FOK CC2 CC1 CB CP RF-I RF-O RF-M RFTC LD PD PD1 PD2 FE-BIAS F E EI VEE TEO LPFI TEI ATSC TZC TDFCT VC FZC VSS1 LMUT RMUT SQCK SQSO SENS DATA XLAT CLOK SEIN CNIN DATO XLTO CLKO SPOA SPOB XLON VSS2 FOK VSS1 MDP PWM1 TEST TEST VPCO VCKI V16M VCTL PCO FILO FILI AVSS1 CLTV AVDD1 RF BIAS ASYI ASYO LRCK LRCLI PCMD PCMDI BCK BCKI VSS3 VDD2 XUGF XPCK GFS C2PO XTSL C4M DOUT EMPH WFCK EMPHI SCOR SBSO EXCK VSS4 VDD3 SYSM AVSS2 AVDD2 AOUT1 LLOUT1 AVSS3 XVDD XTAI XTAO XVSS AVSS4 LOUT2 AIN2 AIN1 AOUT2 AVDD3 AVSS5 XRST VDD4 MDREC-L MDREC-R MDPLAY-L MDPLAY-R STERO SD TUMUTE TU+5V +12V SIGNAL GND PLLCE -VDSP F1 F2 PWOFF SQSO SENS SQCK CLOK XLAT DATA SENS20 XRST MDP EFM LSR SSTOP CLOK SENS10 CLOK XLAT DATA SENS SQSO SQCK SCOR DOUT OPEN CLOSE DCIN LD+ LD- GND SP+ SP- SL+ SL- SSTOP GND VC VCC E D A B C F G LD PD F+ T+ T- F- VC FOCUS GAIN ADJ. SLD FC B D A C PD DC-IN SP- SP+ TR+ TR- FC+ FC- SL+ SL- EFM FOK CLKO XLTO DATAO XRST COUT SENS1O SENS2O 3G 2G 1G P17 P16 P15 P14 P13 P12 P11 P10 P9 P8 P7 P6 SIGNAL GND GND RDATD RCLK FCS/STB POWERCD MDP ANGOUT POWERAMP PLLCE FCE/STB RLCK RDATA VCC +5.6 NAAR-6875 TU-R TU-L RDS F2 K1 K0 +5V +5V +5V FE1 FE2 TE1 TE2 VRFE HC-49/U03 HC-49/U03 P701A U08 CD PC BOARD U09 CONNECTOR PC BOARD TO NAAF-6874 TO TUNER UNIT TO NAETC-6882 TO NAPS-6878 PP, PB 10K NC DT, GQ, GR 5.6K 3.3K DESTINATION CIRCUIT NO. R705 R706 C703 F ADJUST 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). ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS. (EX) PRINTING SIDE CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT. ! NOTE TEST POINT NC=No mount of parts. Refer to following table about the parts displayed by mark " ". NC KRC234S X181 NC NC NC NC NC RESISTERS (EX) 2K2 = 2.2 kohms, 5R6 = 5.6 ohms CAPACITORS (EX) 100N = 100 nano farad, 100P = 100 pico farad SCHEMATIC DIAGRAMS-1 +5.6V +5V +5V SCHEMATIC DIAGRAMS-1 SCHEMATIC DIAGRAMS-1 +5V +5V +5V +5.6V SCHEMATIC DIAGRAMS-1 A 1 2 3 4 5 B C D E F G H 家电维修资料网 C-705TX(SH) http://www.onkyo.co.jp/ HOMEPAGE 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 ONKYO CHINA LIMITED Units 2102-2107, Metroplaza Tower I, 223 Hing Fong Road, Kwai Chung, N.T., HONG KONG Tel: 852-2429-3118 Fax: 852-2428-9039 Sales & Product Planning Div. : 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN Tel: 072-831-8111 Fax: 072-833-5222 ONKYO CORPORATION 家电维修资料网