RCA-9T57-Sams-122-8电路原理图.pdf

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1、PHOTOFACT* Folder RCA VICTOR MODELS 9T57, 9T77, 9T79 (Ch. KCS49, A, AT, T), 9T89 (Ch. KCS6O, A, AT, T) VERTICAL HOLD CONTROL- HORIZONTAL HOLD CONTROL CONTRAST CONTROL FINE TUNING BRIGHTNESS CONTROL CHANNEL SELECTOR LIGHT SWITCH CHANNEL SELECTOR SWITCH RCA VICTOR MODEL 9T89 TRADE NAME RCA Victor Mode

2、ls, 9T57 (Ch. KCS49), 9T77 (CK.KCS49T), 9T79 (Ch.KCS49A, AT), 9T89 (Ch.KCSGO, T And Radio Chassis RC 1092) MANUFACTURER RCA Victor Div., Radio Corp. of America, Camden, New Jersey TYPE SET TV-AM- FM-Phono Combination Receiver (Ch. KCS49 TV Only) TUBES Twenty-one (TV Only Receivers) Thirty-one (Combi

3、nation Receivers) POWER SUPPLY 110-120 Volts AC-60 Cycle RATINGS 1.5 Amp. 117 Volts AC (TV) , .7 Amp. 117 Volts AC (Radio) TUNING RANGE (TV) - Channels 2 thru 13, (FM) 88-108MC, (AM) 540-1620KC INDEX AGC Adjustment 9 Alignment Instructions 10, 11 , 12 Dial Cord Stringing 29 Disassembly Instructions

4、29 FM Trap Adjustment 9 Horizontal Sweep Circuit Adjustment 9 Parts List And Description 16 th ru 21 Photographs Cabinet - Rear View 9 Capacitor And Alignment Identification (Radio). 24 Capacitor And Alignment Identification (TV). .7, 14 Chassis - Top View (Radio) 23 Photographs (Continued) Chassis

5、- Top View (TV) 2 RF Tuner (TV) 26, 29 Resistor And Inductor Identification (Radio) 25 Resistor And Inductor Identification (TV) 8, 13 Schematic (Radio Chassis RC1092) 15, 22 Schematic (TV Chassis KCS49, A, KCS60) 4 Schematic (TV Chassis KCS49AT, T, KCS60T) 3, 5, 6 Tube Placement Chart (TV) 27 Volta

6、ge And Resistance Measurements (Radio) 15, 22 Voltage And Resistance Measurements (TV) 28 o x r So; -o S n rj 3- Ul RECORD CHANGER UNITS (33 1/3-78RPM) RCA MODEL 960284, (45RPM) RCA MODEL RP168 NUMBER 10 OR RECORD CHANGER MANUAL CM-3) PHOTOFACT SET #72-FOLDER HOWARD W. SAMS .2n en on .IE on .in 37f

7、ITEM No. Ml BASE TYPE Bayonet VOLTS 6-8 ITEM No. M2 M3 M4 MSA B M6A B C M7 B2, B4 PART NAME Fuse RF Tuner Switch Switch Switch Focus magnet Focus magnet Focus magnet Ion trap Ant. Matching Unit Trimmer Safety Glass Escutcheon Knob Knob Knob Knob Knob RadioFans.CN OPTIONS (Continued) :ONTJ IDENTIFICA

8、TION CODES -iz. Output Grid iz. Output Cathode iz. Output Screen tage Divider tage Divider tage Divider-Wire Wound Itage Divider :eder-See Note 13 ;eder-See Note 13 ieder-See Note 13 .eder-See Note 13 ter-Wire Wound lation Itage Divider sistors in parallel lo replace R127, R128, R129, and R130. (POW

9、ER) REPLACEMENT DATA STANCOR PART No. MERIT PART No. P-3070 CHICAGO PART No. TP370 !EP CIRCUITS) ATA MERIT ART No. 1000 i035 CHICAGO PART No. TBO-2 NOTES Vert. Block Osc. Trans. Horiz. Output Trans. Vert. Output Trans. Horiz. Deflection Coil Vert. Deflection Coil 3IO OUTPUT) DATA WERIT ,RT No. CHICA

10、GO PART No. 1020 INSTALLATION NOTES QUAM ART No. COILS (RF-IF) ITEM No. L2 L3 , L5 L6 L7 L8 L9 L10 Lll L12 L13 L14 LI 5 L16 LIT L18 L19 L20 L21 L22 L23 L24A B L25 L26 L27 L28 L29 L30 L3 L32 L33 L34 L35 L36 L37 L38 USE Ant. Coil Ant. Coil IF Trap IF Trap Ant. Coil Shunt FM Trap Ant. Coils Fil. Choke

11、RF Coils RF Coil Mixer Grid Coils Mixer Grid Osc. Coils Fil. Choke Mixer Plate Loading Coil RF Choke Conv. Trans. 1st Video IF Fil. Choke 2nd Video IF 3rd Video IF Fil. Choke 4th Video IF 4th Video IF Sound Trap RF Choke 5th Video IF Peaking Peaking Peaking Peaking Peaking 4. SMC Trap Peaking Sound

12、IF Disc. Trans. Horiz. Osc. Trans. Horiz. Lin. DC RES. PRI. .6! .6n .20 .2! on Of! on OS! on on on on on on on .sn .4n .2n on .in .2n on .in .in .4n sn 5S! 2. en sn 2. en i2n .sn .in ison ssn SEC. .en .en .2n en on .in on an 3 TO REPLACEMENT DATA RCA PART No. 73591 73591 75242 75242 75241 75449 7518

13、0 73477 75179 75183 75187 75182 75175 75185 75202 75181 74589 73477 74590 75209 73477 74592 73574 71778 76011 75210 75299 75253 71793 73253 75251 75252 75211 75212 75213 71449 MEISSNER PART No. 19-1921 19-1923 19-1921 19-1923 IRC PART No. CLA NOTES Stator complete with rotor, coils, R6, RIO, Rll, C8

14、, C9 Stator complete with rotor, coils, R9, C13 Includes .8-3.8 trimmer Stator complete with rotor, coils, R12, R13, R14, C12, C14 Includes .8-3.8 trimmer Stator complete with rotor, coils, C16, C18 Wound on coax cable, part No. 75201 . 56 microhenries With trap With trap Sound take off With trap Wi

15、th trap-alternate Includes C49 36 microhenries, white dots, not used in all models. 36 microhenries, orange-white dots 120 microhenries, blue-red dots 36 microhenries, black dot 500 microhenries, green-white dots, (chassis KCS60T) 120 microhenries, blue-red dots 500 microhenries, green-white dots NJ

16、 O DIAL LIGHTS ITEM No. Ml BASE TYPE Bayonet VOLTS 6-8 AMPS. .2 BEAD COLOR White REPLACEMENT DATA RCA PART No. 11765 NOTES Type #51, channel selector light MISCELLANEOUS sr 00 CO o o 8 ITEM No. M2 M3 M4 MSA B M6A B C M7 B2.B4 PART NAME Fuse RF Tuner Switch Switch Switch Focus magnet Focus magnet Foc

17、us magnet Ion trap Ant. Matching Unit Trimmer Safety Glass Escutcheon Knob Knob Knob Knob Knob RCA PART No. 73600 75594 75692 76010 75584 75504 75935 74953 75509 75217 75619 75455 73996 74959 74962 74963 74969 NOTES .25A 250V Type BEL Dial light AGC AGC (alternate) Has green dot Includes connector,

18、L2, L3, L4, L5, L6, L7, C6, C7 Dual(horiz. drive, horiz. lock 10-160MMF) Channel selector Channel selec tor, maroon Fine tuning, maroon Vert, hold, brightness, maroon Horiz. hold, contrast, maroon Light switch, maroon OKE iCEMEN ICOR No. DATA MERIT PART No. C-2996 CHICAGO PART No. TR-3300 INSTALLATI

19、ON NOTES PAGE 19 RadioFans.CN RADIO PARTS LIST AND DESCRIPTIONS TUBES (SYLVANIA or Equivalent) ITEM No. V22 V23 V24 V25 V26 V27 V2B V29 V30 V31 USE RF Amp. Converter 1st FM AM IF 2nd FM IF Ratio Det. DET. -AVC-AF Phase Inv. Power Output Power Output Rectifier REPLACEMENT DATA RCA PART No. 6CB6 616 6

20、BA6 6AU6 6AL5 6AV6 6C4 6V6GT 6V6GT 5Y3GT STANDARD REPLACEMENT 6CB6 616 6BA6 6AU6 6AL5 6AV6 6C4 6V6GT 6V6GT 5Y3GT RMA BASE TYPE 6CK 7BF 7BK 7BK 6BT 7BT 6BG 7AC 7AC 5T NOTES CAPACITORS Capacity values given in the rating column are in mfd. for Electrolytic and Paper Capacitors, and in mmfd. for Mica a

21、nd Ceramic Capacitors. ITEM No. C105A B C C106 C107 C108 C109 C110 CHI C112 C113 C114 C115 cue C117 C118 C119 C120 C121 C122 C123 C124 C125 C126 C127 C128 C129 C130 C131 C132 C133 C134 C135 C136 C137 C138 C139 C140 C141 C142 C143 C144 C145 C146 C147 C148 C149 RATING CAP. 30 30 40 2 220 5000 5000 100

22、 470 15 68 68 3 150 5 5000 5000 47 5000 39 .05 5000 5000 5000 150 150 5000 5000 .005 330 330 .005 .005 1800 .001 1500 .018 .015 .02 100 .005 .01 .02 150 .001 .001 5000 VOLT 450 350 25 50 500 200 200 500 500 100 200 200 200 200 100 400 400 400 1200 1200 REPLACEMENT DATA RCA PART No. 72052 73747 75611

23、 73473 73473 39396 72571 39044 75612 75612 74733 75614 75612 73473 73473 75609 73473 73553 73473 73473 73473 75614 75614 73473 73473 71926 39640 39640 71926 71926 75610 73801 75610 58476 72120 74010 75437 71926 71925 74010 75614 70642 70642 73473 AEROVOX PART No. AFH6J10I8A E26F3 SI220 BPD-005 BPD-0

24、05 SHOO 1468-0005 SI15 SI68 SI150 SI5N750 BPD-005 BPD-005 SI47 BPD-005 P288-05 BPD-005 BPD-005 BPD-005 SI150 SI150 BPD-005 BPD-005 P688-005 1468-0003 1468-0003 P688-005 P688-005 SI1800 P688-001 SI1500 P488-015 P488-02 snoo P688-005 P488-01 P488-02 SI150 P1688-001 P1688-001 BPD-005 CENTRALAB PART No.

25、 D6-221 DD-502 DD-502 D6-101 D6-471 D6-150 TCN-68 TCN-68 D6-151 DD-502 DD-502 D6-470 DD-502 TCN-39 DF-503 DD-5C2 DD-502 DD-502 D6-151 D6-151 DD-502 DD-502 D6-502 D6-331 D6-331 D6-502 D6-502 D6-182 D6-102 D6-152 DF-203 D6-101 D6-502 D6-103 DF-203 D6-151 DD-502 CORNELL- DUBILIER PART No. UP3345V4 BBR2

26、-50T 5W5T25 1D5D5 1D5D5 5W5T1 5W5T5 5W5T15 1D5D5 1D5D5 5W5Q5 1D5D5 PTE4S5 1D5D5 1D5D5 1D5D5 5W5T15 5W5T15 1D5D5 1D5D5 PTE6D5 5W5T3 5W5T3 PTE6D5 PTE6D5 PTE6D1 1W5D15 PTE6S15 PTE4S2 5W5T1 PTE6D5 PTE4S1 PTE4S2 5W5T15 PTE16D1 PTE16D1 1D5D5 ERIE PART No. f L GP2K-220 811-005 811-005 GP1K-100 GP2K-470 GP1

27、K-15 N750L-68 N750L-68 N220K-3 GP2K-150 N750K-5 811-005 811-005 GP1K-47 811-005 N750L-39 811-005 811-005 811-005 GP2K-150 GP2K-15C 811-005 811-005 811-005 GP2K-330 GP2K-330 811-005 811-005 GP2M-0018 GP2L-001 GP2L-0015 GP1K-100 811-005 821-01 GP2K-150 811-005 SPRAGUE PART No. TVL-3741 TVA-1205 TVA-13

28、01 19C13 29C1 29C1 19C1 1FM-35 19C22 29C15 29C15 19C12 29C1 29C1 19C25 29C1 2TM-S5 29C1 29C1 29C1 19C12 19C12 29C1 29C1 6TM-D5 1FM-335 1FM-335 6TM-D5 6TM-D5 6TM-D1 29C8 6TM-S15 2TM-S2 19C11 6TM-S5 4TM-S1 4TM-S2 19C12 MB-D1 MB-D1 29C1 IDENTIFICATION CODES AND INSTALLATION NOTES . Filter Filter i Bias

29、 Filter Stabilizing Cap. RF Coupling RF Amp. Screen RF Amp. Plate Dec. RF Coupling RF Coupling Osc. Grid Cap. Fixed Trimmer Osc. Feedback Fixed Trimmer Osc. Grid Cap. Fixed Trimmer Osc. Plate Dec. Conv. Fil. Conv. Fil. Conv. Plate Dec. Fixed Trimmer * AVC Filter AVC Filter 1st IF Dec. 1st IF Screen

30、Diode RF Filter Diode RF Filter 2nd IF Dec. 2nd IF Screen 2nd IF Cath. Diode Load Cap. f Diode Load Cap. j RF Bypass De-emphasis Tone Comp. f Tone Comp. Audio Coupling Tone Comp. Tone Comp. Audio Coupling AF Amp. Plate Tone Comp. Audio Coupling Audio Coupling Output Screen Output Plate Output Plate

31、Output Fil. * Not used in all models. t When either items C132 or C133 are replaced, replace both with capacitors of equal value. f Some models use 1500MMF in this application. CONTROLS ITEM No. R134A B C R135A B R136A B RESIST- ANCE 1.5 Meg. Shaft Switch 2 Meg. Shaft 2 Meg. Shaft WATTS i REPLACEMEN

32、T DATA PART No. 75537 Not Req. Not Req. 75561 Not Req. 75562 Not Req. PART No. Q18-139XX Q13-139 Not Req. Q13-139 Not Req. PART No. AT-95 FS-3 SWB AG-66-Z FS-3 AG-66-Z FE-3 PART No. B-76 Not Req. B-76 Not Req. Volume control-tapped at 250KS1 and Attach to R134A per instructions Attach to R134A per i

33、nstructions Low tone control Attach to R135A per instructions High tone control Attach to R136A per instructions RESISTORS ITEM No. R137 R138 R139 H140 R141 R142 RMS RATING RESISTANCE 2.2 Meg. 68S2 470KS2 82001! 680S2 390SJ loon WATTS i I 1 | a REPLACEMENT DATA RCA PART No. IRC PART No. BTS-680 IDEN

34、TIFICATION CODES RF Amp. Grid RF Amp. Cathode RF Amp. Screen-See Note 16 RF Amp. Plate RF Amp. Decoupling Parasitic Suppressor Parasitic Suppressor PAGE 2O RadioFans.CN RADIO PARTS LIST AND DESCRIPTIONS (Continued) RESISTORS CCONT. J ITEM No. R144 RH5 R146 R147 RI48 R149 R150 R151 R152 R153 R154 R15

35、5 R156 R157 R158 R159 R160 R161 R162 R163 R164 R165 R166 H167 R168 R169 R170 R171 R172 R173 R174 R175 R176 R177 R178 R179 R180 R181 R182 RATING RESISTANCE 18KO 33KSJ 2.2 Meg. 2.2 Meg. 150KSJ 220KP. 68n 22KI2 680SI 39Kn i2on 22KP. 680S! 22 Meg. 470KSJ I200SJ 5% 33000 5% 39KSJ 5% 56Kn 100S2 15KSJ 150K

36、JJ 1.5 Meg. 1. 5 Meg. 27KSJ 1BKC! 27KSJ 10 Meg. 270Kn 330005% 82KR 68KSJ 470Kfi 470Kn icon 2200n 270n looon 3(1 WATTS t 2 I i 1 1 I 1 I 5 5 Y I 1 I I 1 a 1 i 1 2 i I i 1 5 i 2 5 2 i i REPLACED RCA PART No. INT DATA IRC PART No. BTS-33K BTS-2.2 Meg. BTS-2.2 Meg. BTS-150K BTS-220K BTS-680 BTS-39K BTS-

37、680K BTS-22 Meg. BTS-470K BTS-1200-5% BTS-3300-5% BTS-39K-5% BTS-56K BTS-100 BTS-15K BTS-150K BTS-1. 5 Meg. BTS-1.5 Meg. BTS-27K BTS-18K BTS-27K BTS-10 Meg. BTS-270K BTS-3300-5% BTS-82K BTS-68K BTS-470K BTS-470K 1 3/4A-2250 BW-2-270 BTS-1000 BW-i-3 Note 14. Not used in all models. IDENTIFICATION COD

38、ES Osc. Grid Osc. Plate Decoupling AVC Network AVC Network Diode Load Diode Load 1st IF Amp. Cathode 1st IF Amp. Screen Decoupling Decoupling-See Note 15 2nd FM IF Amp. Cathode 2nd FM IF Amp. Screen Decoupling AVC Network AVC Network Ratio Detector Diode Load Ratio Detector Diode Load Ratio Detector

39、 Diode Load Diode Filter Balancing De-emphasis Tone Compensation Phono Input Shunt Phono Input Shunt Tone Compensation Tone Compensation Tone Compensation-See Note 17 AF Amp. Grid AF Amp. Plate Phase Inverter Cathode Phase Inverter Plate Phase Inverter Grid Output Grid Output Grid Parasitic Suppress

40、or Filter-Wire Wound Bias Network Bias Network Series Pilot Light-Wire Wound-See Note 14 Note 15. Some models use 120KS2 resistor in this application. Note 16. Some models use 33K resistor in this application. Note 17. Some models use 100KS1 resistor in this application. TRANSFORMER (POWER) ITEM No.

41、 T6 RATING PRI. 117VAC .7A SEC. 1 640VCT . 065ADC SEC. 2 5VAC 2A SEC. 3 6. 3VAC 3) 4.5A REPLACEMENT DATA RCA PART No. 75566 STANCOR PART No. MERIT PART No. P-3051 CHICAGO PART No. PV-70 ) Add series resistor to reduce voltage. 1 Drill new mounting holes. COILS (RF-IF) ITEM No. L39 L40 L41 L42 L43 L4

42、4 L45 L46 L47 L48 L49 L50 USE FM Ant. Coil FM HF Coil FM Osc. Coil Loop Ant. AM RF Coil AM Osc. Coil 1st AM IF 1st FM IF Fil. Choke 2nd AM IF 2nd FM IF Ratio Del. Trans. DC RES. PRI. on on on .10 73n i.2n sn .2n .30 15fl 1.2! 1.3S2 SEC. 1.40 4.2J 7.5S2 12S2 .2n isn .412 .3S2 REPLACEMENT DATA RCA PAR

43、T No. 75615 74815 74817 75705 75570 75569 75558 75559 71942 73037 75560 73743 MEISSNER PART No. NOTES Less cable 2.2J2 pick-up winding 12fi tertiary winding 38 si II I PHONO CARTRIDGE and NEEDLE ITEM No. MS REPLACEMENT DATA RCA PART No. 74625 ASTATIC PART No. CARTRIDGE CAC-J NEEDLE Q-33 SHURE PART N

44、o. CARTRIDGE W21AR NEEDLE A65MG REMARKS ASTATIC AND SHURE NEEDLE LISTINGS SHOWN ABOVE ARE SPECIFIED FOR THE RESPECTIVE REPLACEMENT CARTRIDGES LISTED. PHONO CARTRIDGE and NEEDLE ITEM No. M9 REPLACEMENT DATA RCA PART No. 75475 ASTATIC PART No. SHURE PART No. REMARKS DIAL LIGHTS ITEM No. M10 Mil M12 BA

45、SE TYPE Bayonet Bayonet Bayonet VOLTS 7.5 7.5 7.5 AMPS. .2 .2 .2 BEAD COLOR White White White REPLACEMENT DATA RCA PART No. 11765 11765 11765 NOTES Type 51 Type 51 Type #51, jewel light MISCELLANEOUS ITEM No. M13 M14 PART NAME Switch Tuning Capacitor Knob Knob RCA PART No. 75586 75576 75712 75714 NO

46、TES Function TV-FM-AM-Phono 45-Phono 78, 33 (24-531MMF, 20-305MMF, 35-205MMF) Tone, tuning, volume, (maroon) Function switch, (maroon) PAGE 21 RadioFans.CN RADIO CHASSIS-TOP VIEW N o 3 3 O N o 00 * PAGE 23 RadioFans.CN RADIO CHASSIS-BOTTOM VIEW-CAPACITOR AND ALIGNMENT IDENTIFICATION RadioFans.CN RAD

47、IO CHASSIS-BOTTOM VIEW-RESISTOR AND INDUCTOR IDENTIFICATION (1 IV V 09S3X *MD) 6816 (l IV V 6trS3)l 43) 6Z16 LLL6 /S16 S13QOW SOiDIA RadioFans.CN RF TUNER-RIGHT SIDE RF TUNER-LEFT SIDE PAGE 26 RadioFans.CN I 6K6GT j VERT. OUTPUT TOP VIEW 1ST VIDEO F AMP. VIS 6W4GT VI9 IB3GT O DC REST. IBfeSB 3RD VID

48、EO r AMP _yj 4TH VIDEO F AMR 0 eAue SOUND F AMP. I L35J (wf L36| (vizN LIM1TER DISC. / 5U4G J DAMPER I Vt8 | 6VMGT | | I 1 HORIZ. OUTPUT r-f IB3GT | | 2ND VIDEO FAMP. 1ST VIDEO IF AMR 16K6GT V s VERT. OUTPUT BOTTOM VIEW CONV. (S) TUBE PLACEMENT CHART PAGE 27 RadioFans.CN VOLTAGE AND RESISTANCE MEASU

49、REMENTS VOLTAGE READINGSRESISTANCE READINGS Item V 1 V 2 V 3 v4 V 5 V 6 V7 V 8 V9 V 10 V 1 1 V 12 V 13 V14 V15 V16 V17 V 18 V 19 V20 V 2 1 Tube 6CB6 6J6 6AU6 6CB6 j 6AU6 6CB6 6AL5 12AU7 12AU7 6AU6 6AU6 6AL5 6AV6 6SN7GT 6K6GT 6SN7GT 6BG6O 6W4GT 1B3GT 5U4G 19AP4A Pin 1 -.2VDC 65VDC -.2TOC -.2VDC -.2VDC ov ov 100VDC 6.2VDC -.3VDC -.9VDC OV Pin 2 .3VDC 125VDC OV .9VDC OV 1. 6VDC -.4VDC -.4VDC OV OV OV -.8VDC Pin 3 OV OV OV 6. 3VAC OV 6. 3VAC OV 5.7VDC 1.1VDC OV OV 6. 3VAC Pin 4 6. 3 VAC 6. 3VAC 6. 3 VAC OV 6. 3VAC OV 6. 3VAC 6. 3VAC 6. 3VAC 6. 3VAC 6.3VAC 1. 2