Rotel-RX975-rec-sm 维修电路原理图.pdf

TechnicalAM/FM STEREO RECEIVERManualRX-975Table of Contents Specification.2 Wiring Diagram.3Disassembly Diagram.4 Disassembly Diagram List.5Parts List.6-14 Chassis Layout.15 Adjustment.16-17 PCB Assembly.18-20 Schematic Diagram.21-26 THE ROTEL CO., LTD. SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU, TOKYO 150-0045, JAPAN Serial No. Beginning RROTELQuality uncompromised Y-319A-99092C/R-R RadioFans.CN 收音机爱 好者资料库Specification Audio Continuous Amplifier Power: 100 watts/channel (20-20 kHz, 0.05%, 8ohms) Total Harmonic Distortion: 0.05 % at rated power Intermoduration Distortion (60 Hz : 7 kHz): 120 mV Preamplifier Output Voltage: 1.1 V Input Sensitivity / Impedance: Line Level: 200 mV / 47kohms Phono: 3.1 mV / 47 kohms Tone Controls ( Bass / Treble): 8 dB at 100Hz /10 kHz Video Frequency Response: 3 Hz-10 MHz, 3dB Signal to Noise Ratio: 92 dB Input Impedance: 75kohms Output Level: 1 volt FM Tuner Usable Sensitivity: 14.2 dBf 50 dB Quieting Sensitivity: 20.2 dBf (mono) 45.3dBf (stereo) Signal to Noise Ratio (at 65 dBf): 70 dBf (mono) 65 dBf (stereo) Harmonic Distortion (at 65 dBf): 0.3% (mono) 0.5% (stereo) Frequency Response: 30 Hz- 14kHz, 1.5dB Capture Ratio: 2.0 dB Alternative Channel Selectivity 47 dB ( 400kHz) Spurious Response Ratio: 80 dB Image Response Ratio: 65 dB IF Response Ratio: 80 dB AM Suppression Ratio: 52 dB Stereo Separation (100Hz/ 1 kHz/ 10 kHz): 40 dB/ 45 dB/ 35 dB Output Level: 550 mV Antenna Input: 75 ohms unbalanced AM Tuner Sensitivity: 500 uV/m Selectivity: 25 dB Image Response Ratio: 35 dB Signal to Noise Ratio: 40 dB Output Level: 160 mV Antenna Input: Loop Antenna General Power Consumption: 350 watts Power Requirements (AC): 115Volts, 60 Hz (USA version) 230 Volts, 50 Hz (European version) Weight: 11.5 Kg / 25.4 lb. Dimensions (W x H x D): 450 x 158 x 400 mm 173/4” x 61/4” x 153/4” 2RadioFans.CN 收音机爱 好者资料库Wiring Diagram3Disassembly Diagram4Disassembly Diagram List18553000211WINDOW DISPLAY. ACRYL 3.0t522168602114IC KIA7915P REG.28545000211KNOB ROTARY, AL A6063S-T5532168602019IC KIA7815P REG.38543000211KNOB MAIN, AL A6063S-T5542028316100TRANSISTOR 2SC4833A-Y48602000311FRONT PANEL, AL A6063S-T5552028016100TRANSISTOR 2SA1859A-Y58535000110FILTER, ACRYL 1.0t562028416122TRANSISTOR 2SC3519A W/ACC68545000311BEZEL RING, ABS BLACK572028116108TRANSISTOR 2SA1386A W/ACC78521000110FRONT BODY, ABS BLACK582008622110TRANSISTOR 2SC4137 FOR BIAS88545000110POWER BUTTON, ABS BLACK98523000120SIDE CAP(RIGHT), ABS BLACK108523000110SIDE CAP(LEFT), ABS BLACK114628000110POWER SWITCH, TV-5124438000210PHONE JACK 9P(GOLD)136505000210PHONE BRAKET 0.6t144658000110TACT SWITCH152408000180REMOCON SENSOR CRV1M352-B166515000110HOLDER FIP, ABS BLACK172328000304FIP SVR-12MM18(35S/12G)183218000210VR ROTARY, ENCODER193218000110VR MAIN, ENCODER207502000210POWER HEAT SINK, AL A6063S-T5216505000110BRAKET HEAT SINK, SECC1.0t22436102101535ASSY POSISTOR236133100110FOOT, ABS BLACK246715000110BUMPON256121600110MAIN CHASSIS, SECC1.2t266515000210SPACER PCB, ABS BLACK276715000410SPONGE, 80 x20 x9t286528000210CLAMP WIRE296122000110TOP COVER, VCM 0.95t306715000210SPONGE, 260X20X1t316715000510SPONGE, 90 x40 x12t322828000067POWER TRANS(022 T-1068N01)336122600110FRAME T/F, SECC 1.0t347505000210REG TR HEAT SINK(24X30), AL354438101120RCA JACK 4P(WR,WR)364438300110JACK RCA(MINI)374448000110AC OUTLET382828000037STANDBY TRANS(120V/60Hz)394408100910SPEAKER TERMINAL 8P(RBRB,RBRB)404438100720RCA JACK 1P(Y), VIDEO414438100520RCA JACK 3P(Y), VIDEO424438100320RCA JACK 6P(WWW,RRR)434438100120RCA JACK 2P(W,R)444438100220RCA JACK 4P(WW,RR)454408000310ANT TERMINAL(SCREW)466102000211BACK CHASSIS, SECC1.0t474448000310AC INNET484308000410INNET CORD AC POWER494408200110TERMINAL G.N.D504428000110JUMPER PLUG517505000110REG TR HEAT SINK(15X30), ALNO.PARTS NO.DESCRIPTIONNO.PARTS NO.DESCRIPTION5Parts ListPART NO.DESCRIPTIONSYMBOL NO.AMP PCB 4002001200 ASSEMBLY4002001200Assembled PCB2008207101TRANSISTOR 2SA1360(O/Y)QL207,QR2072008607106TRANSISTOR 2SC3423(O/Y)QL209,QR2092028016100TRANSISTOR 2SA1859A-YQL212,QR2122028316100TRANSISTOR 2SC4883A-YQL211,QR2112648601470COIL INDUCTOR 0.5UHLL201,LR2013049259573RES WW 0.25 2W JRL235,RL245-247,RR235,RR245-2473479347181CAP E SG 470UF/63VCL208,CL209,CR208,CR209436502102167 CTJ 0210 201,210 DL #18 P7.92CN203436502252166 CTJ 0225 201,210 DL #18 P3.96CN202436502302166 CTJ 0230 201,210 DL #18 P3.96CN2014428502526CNT PLUG ST MO 5267-02CP204,CP6024428505526CNT PLUG ST MO 5267-05CP2017505000110H/SINK REG TR 15X302058322101DIODE 1N4148D206,DL201,DL202,DR201,DR2022208206104TRANSISTOR KTA1268(GR/BL)Q,Q,Q,Q,Q,Q52208206105TRANSISTOR KTA1266YQ218,QL203,QL204,QR203,QR2042208606104TRANSISTOR KTC3198Y-ATQ219,Q220,QL217,QR2172208606108TRANSISTOR KTC3200(GR/BL)QL206,QL208,QR206,QR2082238006104TRANSISTOR KRC107MQ2212258128002DIODE 1N4004DL203,DL204,DR203,DR2042258599919DIODE ZENER T-72 UZ9V1ZD2013029100470RES MF 10 1W JRL243,RR2433029102970RES MF 1K 1/8W JR249,RL201,RR2013029103970RES MF 10K 1/8W JRL210,RR2103029104970RES MF 100K1/8W JR2463029122970RES MF 1K2 1/8W JRL223,RR2233029150970RES MF 15 1/8W JRL203,RL204,RR203,RR2043029151970RES MF 150 1/8W JRL209,RR2093029152970RES MF 1K5 1/8W JR252,RL212,RR2123029154970RES MF 150K 1/8W JR2533029222970RES MF 2K2 1/8W JRL237-240,RR237-2403029223970RES MF 22K 1/8W JRL221,RL222,RR221,RR2223029243970RES MF 24K 1/8W JRL242,RR2423029332970RES MF 3K3 1/8W JR2483029333970RES MF 33K 1/8W J,93029339970RES MF 3R3 1/8W JRL231-234,RR231-2343029392970RES MF 3K9 1/8W JRL225,RR2253029470470RES MF 47 1W JRL227,RL228,RR227,RR2283029471970RES MF 470 1/8W JRL224,RR2243029472970RES MF 4K7 1/8W JRL217,RR2173029561970RES MF 560 1/8W JRL213-216,RL218-219,RR213-216,RR218-2193029680970RES MF 68 1/8W JRL208,RR2083029681970RES MF 680 1/8W JRL205,RL241,RR205,RR241?6Parts ListPART NO.DESCRIPTIONSYMBOL NO.3029682970RES MF 6K8 1/8W JR250,RL244,RR2443029683970RES MF 68K 1/8W JR2473029751970RES MF 750 1/8W JRL206,RL207,RR206,RR2073029820970RES MF 82 1/8W J,03479310071CAP E SG 10uF/50VCL210,CL216,CR210,CR2163479310971CAP E SG 1uF/50VC2183479310991CAP E SG 1UF/100VCR212,CR2133479322031CAP E SG 22UF/16VCL205,CR2053479333061CAP E SG 33UF/35VCL204,CR2043479347111CAP E SG 470UF/6.3VC219,CL207,CR2073479347971CAP E SG 4.7uF/50VCL201,CR201,CL211,CR2113519033935CAP C AXIAL 3.3PF/50V JCL206,CR2063519680935CAP C AXIAL 68PF/50V JCL202,CR2023519681935CAP C AXIAL 680PF/50V JCL203,CR2033679104250CAP MYLAR 0.1UF/250V JCL214,CR214FRONT PCB 4002001000 ASSEMBLY4002001000Assembled PCB2138322102IC CPU CXP82832-180Q RX975U6012328000304FIP SVR-12MM18(35S/12G)FL6012408000180REMOCON SENSOR CRV1M352-BRMC13218000110VR ENCODER EC16B243040F3218000210VR ENCODER EC16B242040A3439210415CAP BACK-UP 0.1F/5.5VC6143938124010RESONATOR CST10.0MTW-TF01XT601436102233535 CTM 0223 5263,5394 DL #26 P2.5CN602436210433524 CTG 1043 S04,T04 DL #26 P2.0CN8564428617265CNT FPC PLUG EL AN 00-8370-177CP6012058322101DIODE 1N4148D601-610,618-6202208606104TRANSISTOR KTC3198Y-ATQ601-6032238006104TRANSISTOR KRC107MQ604,6052371140711LED SLR56VR3FLD614-6163029101970RES MF 100 1/8W JR6283029102970RES MF 1K 1/8W JR601-610,644-6473029103970RES MF 10K 1/8W JR617,623,624,626,634-6413029104970RES MF 100K1/8W JR6223029331970RES MF 330 1/8W JR612,614,616,6253029333970RES MF 33K 1/8W JR6183029472970RES MF 4K7 1/8W JR611,613,615,619,627,629,642,6433029473970RES MF 47K 1/8W JR630-6333029479970RES MF 4R7 1/8W JR620-6213479322871CAP E SG 0.22UF/50VC6163479333971CAP E SG 3.3UF/50VC6153479347971CAP E SG 4.7uF/50VC6123519101935CAP C AXIAL 100PF/50V JC601-609,623,624?7Parts ListPART NO.DESCRIPTIONSYMBOL NO.3519103915CAP C AXIAL 0.01UF/16V JC611,6133519473935CAP C AXIAL 0.047UF/50V JC617,6183519821935CAP C AXIAL 820PF/50V JC619-622,625,6264658000110SW TACT SKHVBED010S601-604,609-610,612-633HEAD PHONE PCB 4002001050 ASSEMBLY4002001050Assembled PCB3029471570RES MF 470 2W JR854-855436204503524 CTG 0450 S04,T04 DL #26 P2.0CN8554438000210JACK PHONE 9P G3029223970RES MF 22K 1/8W JR852-8533519561935CAP C AXIAL 560PF/50V JC852-853POWER PCB 4002001020 ASSEMBLY4002001020Assembled PCB2168602105IC KIA7805P REG.U8013419510241CAP E SG 1000UF/25VC807436203153524 CTG 0315 S03,T03 DL #26 P2.0CN802436204103524 CTG 0410 S04,T04 DL #26 P2.0CN8034428504576CNT PLUG ST JST B04B-EH-ACP8014428510416CNT PLUG ST GIL-S-10P-S2T2-EFCP6032058322101DIODE 1N4148D803,808,8102208206105TRANSISTOR KTA1266YQ8012208606104TRANSISTOR KTC3198Y-ATQ802-8042258128002DIODE 1N4004D804-8072258599300DIODE ZENER T-72 UZ30VD8022258599439DIODE ZENER T-72 UZ4V3D8092258599919DIODE ZENER T-72 UZ9V1D8013029102970RES MF 1K 1/8W JR8013029103970RES MF 10K 1/8W JR8023029332970RES MF 3K3 1/8W JR804-8063029470470RES MF 47 1W JR8083029470970RES MF 47 1/8W JR8093029472970RES MF 4K7 1/8W JR810-8113029560970RES MF 56 1/8W JR8033479310071CAP E SG 10uF/50VC8013479310971CAP E SG 1uF/50VC808-8093479347071CAP E SG 47UF/50VC8023519104935CAP C AXIAL 0.1UF/50V JC810,C8033519473935CAP C AXIAL 0.047UF/50V JC804-806,811POWER SWITCH PCB 4002001060 ASSEMBLY4002001060Assembled PCB3549472109CAP C 0.0047UF/400V ACC854436502402167 CTJ 0240 201,210 DL #18 P7.92CN852?8Parts ListPART NO.DESCRIPTIONSYMBOL NO.4628000110SW PWR SDDLB15700SPEAKER PCB 4002001040 ASSEMBLY4002001040Assembled PCB3029100570RES MF 10 2W JR451-4524408100910TERMINAL SPK 8P(RBRB,RBRB)4428502646CNT PLUG ST JE202A-1 T-2 P3.96CT452,4534428503416CNT PLUG ST GIL-S-3P-S2T2-EFCP8024428503646CNT PLUG ST JE202A-1 T-3 P3.96CT4514428504416CNT PLUG ST GIL-S-4P-S2T2-EFCP8555528053001RELAY DH24D2-OT(M)RLY451,4522258128002DIODE 1N4004D451-4523679472120CAP MYLAR 0.0047UF100V JC453-4563679473120CAP MYLAR 0.047UF/100V JC451-452STANDBY PCB 4002001010 ASSEMBLY4002001010Assembled PCB2648701170FILTER TR25T8522828000037T/F STANDBY RSX965(120V/60Hz)T8513549472109CAP C 0.0047UF/400V ACC8514428502726CNT PLUG ST MO 35328-0210 P7.92CP8534428502746CNT PLUG ST JE202B-1 T-2(3-2) P7.92CP8524428503746CNT PLUG ST JE202B-1 T-3(5-2,4) P7.9CP8514428504416CNT PLUG ST GIL-S-4P-S2T2-EFCP8034448000110AC OUTLET(A?),CCT1304-02125508101431FUSE 51S 315MA/250VF8515508102031FUSE 51S 1A/250VF8535508103031FUSE 51S 5A/250VF8525528001640RELAY G5PA-1 DC12VRLY8512258128002DIODE 1N4004D8513029335380RES MF 3M3 1/2W J ERCR851VIDEO PCB 4002001030 ASSEMBLY4002001030Assembled PCB2108499133IC MC14577U4022168017141IC LC7824 ANALOG SWICHU4014428807464CNT HOUSING EL 20-8283-007CB4014438100520JACK RCA 3P(Y)4438100720JACK RCA 1P(Y)2238422100TRANSISTOR DTC323TSTPQ4013029102970RES MF 1K 1/8W JR410-4123029470970RES MF 47 1/8W JR417-4233029471970RES MF 470 1/8W JR413-413,4243029750970RES MF 75 1/8W JR401-4073479310071CAP E SG 10uF/50VC417-423,C414-415?9Parts ListPART NO.DESCRIPTIONSYMBOL NO.3479347031CAP E SG 47UF/16VC404,409,411,4133479347121CAP E SG 470UF/10VC401,4163519101935CAP C AXIAL 100PF/50V JC405-4073519103915CAP C AXIAL 0.01UF/16V JC403,C408,410,412INPUT AUDIO PCB 4002000400 ASSEMBLY4002000400Assembled PCB2168017132IC LC78211 ANALOG SWITCHU3022168220135IC NJM5532D DUAL OPAMPU301,3034428807464CNT HOUSING EL 20-8283-007CP3024428808464CNT HOUSING EL 20-8283-008CP3014438100120JACK RCA 2P(W,R)RCA3014438100220JACK RCA 4P(WW,RR)RCA3024438100320JACK RCA 6P(WWW,RRR)RCA3032058322101DIODE 1N4148D3013029101970RES MF 100 1/8W JRL/R311-315,326,3303029102970RES MF 1K 1/8W JR319-321,RL/R3013029103970RES MF 10K 1/8W JRL/R3283029104970RES MF 100K1/8W JR318,RL/R308,327,3293029221970RES MF 220 1/8W JR309,310,316,317,322,3233029433970RES MF 43K 1/8W JRL/R3053029561970RES MF 560 1/8W JRL/R3073029564970RES MF 560K 1/8W JRL/R3043029821970RES MF 820 1/8W JRL/R3063029913970RES MF 91K 1/8W JRL/R302,3033479310971CAP E SG 1uF/50VC3233479322871CAP E SG 0.22UF/50VCL/R3073479333061CAP E SG 33UF/35VCL/R3093479347041CAP E SG 47uF/25VC309,310,324,326-3283479347971CAP E SG 4.7uF/50VCL/R303,330,3333519101935CAP C AXIAL 100PF/50V JC325,CL/R301,302,313-322,331-3323679182120CAP MYLAR 0.0018UF/100V JCL/CR305,CL/CR3083679222120CAP MYLAR 0.0022UF/100V JCL/R3043679562120CAP MYLAR 0.0056UF/100V JCL/R306INPUT VIDEO PCB 4002000410 ASSEMBLY4002000410Assembled PCB2138001115IC MULTIFLEX BU4053BCU3522168017132IC LC78211 ANALOG SWITCHU3514428809464CNT HOUSING EL 20-8283-009CP3514438100320JACK RCA 6P(WWW,RRR)RCA351-22058322101DIODE 1N4148D3513029101970RES MF 100 1/8W JRL/R350-3553029102970RES MF 1K 1/8W JR362-3643029104970RES MF 100K1/8W JR360,RL/R366?10Parts ListPART NO.DESCRIPTIONSYMBOL NO.3029221970RES MF 220 1/8W JR361,365,3029332970RES MF 3K3 1/8W JR356-3593479310971CAP E SG 1uF/50VC3663479347041CAP E SG 47uF/25VC363-365,3673479347971CAP E SG 4.7uF/50VCL/R3623519101935CAP C AXIAL 100PF/50V JC368,CL/R350-361MAIN PCB 4002001100 ASSEMBLY4002001100Assembled PCB2058100139DOIDE BRIDGE KBPC2504W-FDB1012138007120IC TC9459F ELECT VOLU1082138007130IC TC9184P ELECT TONEU1052168220135IC NJM5532D DUAL OPAMPU1072168602109IC KIA7815P REG.U1022168602114IC KIA7915P REG.U1032408000136OPTO. COUPLER LTV-817U1013409333261CAP E SG 3300UF/35VC103,C1043419512381CAP E AM 12000UF/80VC101,C102436105409035 CTM 0540 5263,5394 DS #26 P2.5W201436503252166 CTJ 0325 201,210 DL #18 P3.96CN4514428502746CNT PLUG ST JE202B-1 T-2(3-2) P7.92CP2034428503576CNT PLUG ST JST B03B-EH-ACP2044428503746CNT PLUG ST JE202B-1 T-3(5-2,4) P7.9CP1024428617266CNT FPC PLUG EL ST 00-8370-171W6014428807466CNT PLUG EL 00-8283-0712W401,W3024428808466CNT PLUG EL 00-8283-0812W3014428809466CNT PLUG EL 00-8283-0912W3514428810466CNT PLUG EL 00-8283-1012W7014438101120JACK RCA 4P(WR,WR)4438300110JACK RCA YKB21-5103A5508102031FUSE 51S 1A/250VF101,F1027505000210H/SINK REG TR(24X30)2208206105TRANSISTOR KTA1266YQ1062208606104TRANSISTOR KTC3198Y-ATQ104,Q1052238006103TRANSISTOR KRA107MQ1032238422100TRANSISTOR DTC323TSTPQ101,Q1022258128002DIODE 1N4004D101-D1042258599270DIODE ZENER T-72 UZ27VZD1032258599569DIODE ZENER T-72 UZ5V6ZD104,ZD1053029101970RES MF 100 1/8W JR107,R108,R129,R1303029102970RES MF 1K 1/8W JR104,R109-R110,R113-R118,R151,R1523029104970RES MF 100K1/8W JR133,R1343029122970RES MF 1K2 1/8W JR149,R1503029221970RES MF 220 1/8W JR106,R111,R112,R119,R1203029273970RES MF 27K 1/8W JR145,R146?11Parts ListPART NO.DESCRIPTIONSYMBOL NO.3029393970RES MF 39K 1/8W JR139,R1403029471970RES MF 470 1/8W JR131,R1323029472970RES MF 4K7 1/8W JR103,R105,R143,R1443029474970RES MF 470K 1/8W JR135,R1363029562970RES MF 5K6 1/8W JR147,R1483029564970RES MF 560K 1/8W JR141,R1423029823970RES MF 82K 1/8W JR137,R1383479310071CAP E SG 10uF/50VC119,C120,C129,C130,C131,C143,C144,C161,C1623479310971CAP E SG 1uF/50VC117,C118,C149,C1503479347041CAP E SG 47uF/25VC135,C136,C163,C1643479347971CAP E SG 4.7uF/50VC123,C124,C155,C1563519101935CAP C AXIAL 100PF/50V JC132,C145,C1463519270935CAP C AXIAL 27PF/50V JC147,C1483579104530CAP C RADIAL 0.1UF/50V JC115,C116,C125,C126,C137,C1383679104250CAP MYLAR 0.1UF/250V JC105-C1093679123120CAP MYLAR 0.012UF/100V JC153,C1543679223120CAP MYLAR 0.022UF/100V JC159,C1603679272120CAP MYLAR 0.0027UF/100V JC157,C1583679473120CAP MYLAR 0.047UF/100V JC110-C1143679683120CAP MYLAR 0.068UF/100V JC151,C152TUNER PCB 4002001300 ASSEMBLY4002001300Assembled PCB2138017136IC LM7001 PLLIC7012168017128IC LA1266 IFIC70221