RCA-7T103-Sams-134-9电路原理图.pdf

《RCA-7T103-Sams-134-9电路原理图.pdf》由会员分享，可在线阅读，更多相关《RCA-7T103-Sams-134-9电路原理图.pdf（21页珍藏版）》请在收音机爱好者资料库上搜索。

1、PHOTOFACT* Folder RCA VICTOR MODELS 7T1O3, 7T1O4, 7T112, 7T122, 7T123, 7T124, 7T125, 7T143, 9T1O5, 9T126, 9T128, 9T147 VERT HOLD CONTROL HORIZ HOLD CONTROL CONTRAST CONTROL BRIGHTNESS CONTROL FINE TUNING CHANNEL SELECTOR SWITCH VOLUME CONTROL ON-OFF M TONE mm RCA VICTOR MODEL 7T104 TRADE NAME RCA Vi

2、ctor, Models 7T103, 7T104, 7T112, 7T122, 7T123, 7T124, 7T125 (Ch. KCS47B.C) 7T143 (TV Ch. KCS48A And Radio Ch. RC1092) 9T105, 9T126, 9T128 (Ch. KCS49B.C) 9T147 (TV Ch. KCS 60A And Radio Ch. RC1092) MANUFACTURER RCA Victor Div., Radio Corp. of America, Camden, New Jersey TYPE SET Television Receiver

3、(Some Models TV-Radio-Phono Combinations) TUBES Twenty Two (TV Only Models) POWER SUPPLY 110-120 Volts AC- 60 Cycle RATING 1.82 Amp. 117 Volts AC TUNING RANGE Channels 2 thru 13 INDEX Alignment Instructions 6,7 Disassembly Instructions 11 Miscellaneous Adjustments 18 Parts List And Descriptions 13 t

4、hru 16 Photographs Cabinet - Rear View 18 Capacitor And Alignment Identification 4, 9 Photographs (Continued) Chassis - Top View 2 RF Tuner 10,11 Resistor And Inductor Identification 12,17 Schematic .2 Tube Placement Chart 5 Voltage And Resistance Measurements JS 70 $ M wj m 2K 3 O O 1 CJ _d -i O si

5、 sWU O O 3? JJ3 FOR SERVICE INFORMATION ON RADIO CHASSIS RC 1092 - SEE PHOTOFACT FOLDER #8 - SET *122 RP190 (45RPM) ) Mode, 9TH7RECORD CHANGER UNITS - RP168 (45RPM) 960284 (33 1/3 - 78RPM) Model 7T143 960284 (33 1/3 - 78RPM) HOWARD W. SAMS AC Voltage measured at 1,000 ohms. 2. Pin numbers are counte

6、d in a clockwise direc- tion on bottom of secret. 3. Measured values are from socket pin to com- mon negative unless otherwise stated. 4. Line voltage maintained at 11 7 volts for volt- age readings. 5. Front panels controls set at minimum. 6. Where readings may vary according to the setting of the

7、service controls, both minimum and maximum readings are given. RadioFans.CN RF TUNER-RIGHT SIDE RF TUNER-LEFT SIDE PAGE 1O RadioFans.CN 8 I! N 35 RF TUNER-REAR VIEW DISASSEMBLY INSTRUCTIONS 83 10 si .3 3? 83 1. Remove eight push-on type control knobs. 2. Remove two hex head screws from rear cover. R

8、emove rear cover. 3. Disconnect built-in antenna. 4. Remove four hex head screws from speaker. Remove speaker. 5. Disconnect picture tube socket. 6. Disconnect high voltage lead. 7. Disconnect yoke plug. 8. Remove four hex head bolts from chassis. Remove chassis. NOTE: FOR PICTURE TUBE REMOVAL, IT I

9、S NECESSARY TO REMOVE THE CHASSIS AS OUTLINED ABOVE. PAGE 11 RadioFans.CN o rn lo (H129 RadioFans.CN R94 R103) R95)(R10IXR96 R98KR9R108XR67 IR71XR112XR111 6 VR70IR61 R58 o in N CHASSIS BOTTOM VIEW-RESISTOR AND INDUCTOR IDENTIFICATION 9ZIL6 9C116 SO116 7ci uz oiiz couz siaaow MOIDIA RadioFans.CN PART

10、S LIST AND DESCRIPTIONS TUBES (SYLVANIA or Equivalent) ITEM No. VI V2 V3 V4 V5 V6 V7 V8 V9 . V10 Vll V12 V13 V14 V15 vie V17 V18 V19 V20 V21 V22A B USE HF Amplifier Converter 1st. Video IF Amp. 2nd. Video IF Amp. 3rd. Video IF Amp. 4th. Video IF Amp. Video Detector- AGC Rectifier Video Amplifier DC

11、Restorer-Sync. Separator 1st. Sound IF Amp. Limiter Sound Discrimin- ator. AF Amplifier-AGC Clamp Audio Output Sync. Amplifier - Vert. Oscillator Vert. Output . Horiz. AFC-Horiz. Oscillator Horiz. Output Damper HV Rectifier LV Rectifier Picture Tube Picutre Tube REPLACEMENT DATA RCA PART No. 6CB6 61

12、6 6AU6 6CB6 6AU6 6CB6 6AL5 12AU7 12AU7 6AU6 6AU6 6AL5 6AV6 6K6GT 6SK7GT 6K6GT 6SN7GT 6BG6G 6W4GT 1B3GT 5U4G 17CP4 19AP4A STANDARD REPLACEMENT 6CB6 616 6AU6 6CB6 6AU6 6CB6 6AL5 12AU7 12AU7 6AU6 6AU6 6AL5 6AV6 6K6GT 6SN7GT 6K6GT 6SN7GT 6BG6G 6W4GT 1B3GT 5U4G 17CP4 19AP4A RMA BASE TYPE 6CK 7BF 7BK 6CK

13、7BK 6CK 5BT 9A 9A 7BK 7BK 6BT 7BT 7S 8BD 7S 8BD 5BT 4CG 3C 5T 12D 12D NOTES (Used in models 7T103, 7T104, 7T112, 7T122, (7T123, 7T124, and 7T125. CAPACITORS Capacity values given in the rating column are in mfd. (or Electrolytic and Paper Capacitors, and in mmfd. for Mica and Ceramic Capacitors. ITE

14、M No. CIA B C D C2A B C D C3A B C D C4 C5 C6 C7 C8 C9 C10A B Cll C12 C13 C14 C15 C16 C17 CIS C19 C20 C21 C22 C23 C24 C25 C26A B C27 C28 C29 C30 C31 C32A B C33 C34 C35 C36A B C37 C38 C39 C40 C41 C42A B C43 C44 C45 C46 C47 C48 C49 C50 C51A B C52 C53 RATING CAP. 35 35 10 5 35 35 10 5 20 80 20 50 5 2 10

15、0 39 270 5000 1500 1500 12 270 270 390 1500 4 15 39 .68 1500 1500 6.8 1500 1500 10000 1500 1500 56 1500 1500 82 1500 10000 10000 1500 270 47 1500 1500 1500 10000 10000 270 47 1500 1500 1500 10000 1500 .1 5000 270 75 100 1500 1500 1500 .047 VOLT 450 450 450 450 450 450 450 450 450 200 200 50 450 50 1

16、000 1000 400 1000 400 REPLACEMENT DATA RCA PART No. 75510 75510 75511 28417 73747 75437 75450 75199 73473 75089 75200 75199 75199 75641 75166 75289 45465 75196 71504 73748 75166 75166 75166 73960 75089 71924 73748 73748 73748 75877 73748 73091 75089 73748 73960 73960 73091 75089 73748 73960 73748 73

17、551 73473 73091 45469 75089 73748 73553 AEROVOX PART No. AFH7721J AFM721J AFH4J164E - 10B PRS450/4 E26F3 snoo SI270 BPD-005 1 BPD-2X0015 SI270 SI270 313 90 SI39 BPD-OOlb SI6.8NPO BPD-01 I BPD-2X0015 1 BPD-0015 BPD-0015 BPD-0015 BPD-DI BPD-01 BPD-0015 1468-00025 IBPD-2X0015 J BPD-0015 BPD-01 BPD-01 1

18、468-00025 1BPD-2X0015 BPD-0015 BPD-01 BPD-0015 P488-1 BPD-005 1468-00025 SI75NPO SnOONPO .BPD-2X0015 BPD-0015 P488-047 CENTRALAB PART No. D6-101 TCN-39 D6-271 DD-502 . DD-2-152 TCZ-12 D6-271 D6-271 D6-391 TCZ-15 D6-390 TCZ-.68 DD-152 TCZ-6.8 DD-103 1 DD-2-152 TCN-56 DD-152 DD-1S2 DD-152 DD-103 DD-10

19、3 DD-152 D6-271 I DD-2-152 DD-152 DD-103 DD-103 D6-271 . DD-2-152 DD-152 DD-103 DD-152 DF-104 DD-502 D6-271 TCZ-75 TCZ-100 DD-2-152 DD-152 DF-503 CORNELL- DUBILIER PART No. UPT420 UPT420 UPT421 BR445 BBH2-50T PTE4S1 rtW5D15 1W5D15 1W5D15 1W5D15 1W5D15 PTE4S1 PTE4SI 1W5D15 5W5T25 1W5D15 1W5D15 1W5D15

20、 PTE4S1 PTE4S1 5W5T25 1W5D15 1W5D15 1W5D15 PTE4S1 1W5D15 PTE4P1 1D5D5 5W5T25 5R5T1 1W5D15 1W5D15 W5D15 PTE4S5 ERIE PART No. GP1K-100 N750K-39 GP2K-270 811-005 812-2X0015 NPOK-12 GP2K-270 GP2K-270 GP2K-390 NPOK-4 NPOK-15 GP1K-39 801-0015 NPOK-6.8 821-01 812-2X0015 N750K-56 801-0015 801-0015 801-0015

21、821-01 821-01 801-0015 GP2K-270 IB 12-2X0015 801-0015 821-01 821-01 GP2K-270 B12-2X0015 801-0015 821-01 801-0015 811-005 GP2K-270 NPOM-76 NPOM-100 p 12 -2X0015. 801-0015 SPRAGUE PART No. lTVL-3785 TVA-1702 TVL-3785 TVA-1702 TVL-4742 TVA-1702 TVA-1301 19C11 19C31 29C1 29C6 19C31 19C31 19C5 29C8 36C1

22、129C6 29C8 29C8 29C8 36C1 36C1 29C8 1EM-325 J9C6 29C8 36C1 36C1 1FM-325 29C6 29C8 36C1 29C8 4TM-P1 29C1 1FM-325 36C10 29C6 29C8 4TM-S47 IDENTIFICATION CODES AND INSTALLATION NOTES . Filter Filter A Filter Decoupling . Filter Filter A Output Decoupling * V. Amp. Decoupling . Vert. Output Dec. Filter

23、A Output Cathode Vert. Output Cathode Decoupling AGC Filter RF Coupling Fixed Trimmer RF Coupling AGC Filter RF Amp. Screen RF Amp. Fil. RF Amp. Cathode RF Coupling RF Coupling RF Coupling Conv. Decoupling Fixed Trimmer Osc. Feedback Osc. Grid Cap. Fixed Trimmer Conv. Filament Filament Bypass Fixed

24、Trimmer RF Bypass RF Bypass AGC Filter RF Bypass RF Bypass Fixed Trimmer AGC Filter AGC Filter Fixed Trimmer RF Bypass 1st. V. IF Plate Dec. 1st. V. IF Screen 1st. V. IF Fil. IF Coupling Fixed Trimmer AGC Filter 2nd. V. IF Fil. RF Bypass 2nd. V. IF Dec. 2nd. V. IF Screen IF Coupling Fixed Trimmer AG

25、C Filter 1st. S. IF Grid Filter RF Bypass 3rd. V. IF Plate Dec. 3rd. V. IF Screen 3rd. V. IF Screen 3rd. V. IF Fil. IF Coupling Fixed Trimmer 4th. V. IF Cathode RF Bypass 4th. V. IF Plate Dec. 4Bi. V. IF Screen 4th. V. IF Screen so s .i! N O S| rn * 8 ON W lj o 53 i! K) S| 3 S| 3 K O PAGE 13 RadioFa

26、ns.CN CAPACITORS CCONTJ PARTS LIST AND DESCR RESISTORS ITEM No. C54 C55 C56 C57 C58 C59 C60 C61 C62 C63 C64 C65 C66 C67 C68 C69 C70 C71 C72 C73 C74 C75 C76 C77 C78 C79 C80 C81 C82 CSS C84 C85 C86 C87 C88 C89 C90 C91 C92 C93 C94 C95 C96 C97 C98 C99 C100 C101 C102 C103 C104 C105 C106 C107 C108 C109 C1

27、10 cm C112 C113 C114 C115 cue C117 RATING CAP. 5000 270 100 1500 .47 10 .0015 100 .1 .047 .0033 .047 .047 390 270 .0022 .1 10000 1SOO 1500 1500 270 .002 5000 .0047 .015 .0082 .01 .0027 270 .01 .0047 .47 .01 .0022 .0047 .0047 .01 .047 .22 .022 .0022 82 82 .047 .022 .47 .047 180 .01 .001 560 100 .047

28、.22 .022 .018 .047 .047 8.2 500 .047 .047 10000 VOLT 1000 200 600 400 400 600 600 600 1000 600 600 600 600 200 400 400 600 500 400 600 200 400 600 600 600 600 1000 600 400 600 1000 1000 400 400 200 600 1000 600 1000 500 1000 400 1000 1000 1000 1000 20000 400 400 REPLACEMENT DATA RCA PART No. 73473 7

29、3091 39396 73748 73787 53511 73598 75437 73551 75071 73598 73592 73592 73094 73595 73557 73960 73748 75166 75166 75244 73595 73473 73920 73797 73808 73561 73599 39638 73561 73920 73787 73561 73595 73920 73920 73594 73597 74957 73562 73595 73090 73090 73553 73562 73787 73592 73102 73594 73643 74250 3

30、9396 73597 73794 73810 74727 73597 73597 76009 74947 75071 75071 73960- AEROVOX PART No. BPD-005 1468-00025 SHOO BPD-0015 P288-47 SI10 P688-0015 SHOO P488-1 P488-047 P688-0033 P688-047 P688-047 1468-0004 SI270 P688-0022 P688-1 BPD-01 BPD-10015 SI1500 SH500 SI270 P688-002 BPD-005 P688-0047 P288-015 P

31、488-01 SI2700 SI270 P488-01 P688-0047 P288-47 P488-01 P688-0022 P688-0047 P688-0047 P688-01 P1088-047 684-25 P488-022 P688-0022 S182 SI82 P488-047 P488-022 P2 88-47 P688-047 P688-01 P1088-001 1469-0005 SHOO P1088-047 P488-22 P1088-022 P1088-047 P1088-047 HV20B P488-047 P488-047 BPD-01 CENTRALAB PART

32、 No. DD-502 D6-271 D6-101 DD-152 D6-100 D6-152 D6-101 DF-104 DF-503 D6-332 DF-503 DF-503 D6-391 D6-27! D6-222 DF-104 DD-103 DD-152 D6-152 D6-152 D6-271 D6-202 DD-502 D6-472 D6-103 D6-272 D6-271 D6-103 06-472 D6-103 D6-222 D6-472 D6-472 D6-103 D6-222 TCZ-82 TCZ-82 DF-503 DF-203 DF-503 D6-103 D6-561 D

33、6-101 TV1-502 DF-503 DF-503 DD-103 CORNELL- DUBIUER PART No. 1D5D5 5W5T25 5W5T1 W5D15 GT2P5 5W5Q1 W5D15 5W5T1 PTE4P1 PTE4S5 PTE6D3 PTE6S5 PTE6S5 5W5T4 5W5T25 PTE6D2 PTE6P1 PTE4S1 1W5D15 1W5D15 1W5D15 5W5T25 PTE6D2 1D5D5 PTE6D5 PTE6S15 PTE4S1 1W5D25 5W5T25 PTE4S1 PTE6D5 GT2P5 PTE4S1 PTE6D22 PTE6D47 P

34、TE6D47 PTE6S1 PTE16S5 GT6P25 PTE4S2 PTE6D2 5W5T1 5W5T1 PTE4S5 PTE4S2 GT2P5 PTE6S5 PTE6S1 PTE16D1 5R5T5 5W5T1 PTE16S5 GT4P25 PTE16S2 PTE16S5 PTE16S5 PTE4S5 PTE4S5 PTE4S1 ERIE PART No. 811-005 GP2K-270 GP1K-100 801-0015 NPOK-10 GP2L-0015 GP1K-100 GP2M-0033 GP2K-390 GP2K-270 GP2M-0022 821-01 801-0015 8

35、01-0015 801-0015 GP2K-270 GP2M-002 811-005 GP2M-0047 821-01 GP2M-0027 GP2K-270 821-01 GP2M-0047 821-01 GP2M-0022 GP2M-0047 GP2M-0047 821-01 GP2M-0022 GP1K-82 GP1K-82 GP2K-560 GP1K-100 821-01 SPRAGUE PART No. 29C1 IFM-325 19C11 29C8 2TM-P47 19C19 6TM-D15 19C11 4TM-P1 4TM-S47 6TM-D33 6TM-D47 6TM-S47 1

36、FM-34 19C31 6TM-D22 6TM-P1 36C1 29C8 29C8 29C8 19C31 6TM-D2 29C1 6TM-D47 6TM-S15 4TM-SI 1FM-225 19C31 4TM-S1 6TM-D47 2TM-P47 4TM-S1 6TM-D22 6TM-D47 6TM-D47 6TM-S1 MB-S47 6TM-P25 4TM-S22 6TM-D22 1FM-31 1FM-31 4TM-S47 4TM-S22 2TM-P47 6TM-S47 6TM-S1 MB-D1 MS-35 19C11 MB-S47 4TM-P22 MB-S22 MB-S47 MB-S47

37、 4TM-S47 4TM-S47 36C1 IDENTIFICATION CODES AND INSTALLATION NOTES 4th. V. IF Fil. IF Coupling IF Coupling AGC Filter AGC Filter V. Diode Filter V. Amp. Cathode V. Amp. Cathode Video Coupling V. Amp. Cathode V. Amp. Cathode t Video Coupling Video Coupling Video Coupling Video Coupling f AGC Filter Pi

38、c. Tube Cathode IstS. IF Dec. 1st S. IF Cathode Limiter Decoupling Limiter Screen RF Bypass De-emphasis Discr. Filament Audio Coupling Tone Comp. Tone Comp. Audio Coupling Tone Comp. Tone Comp. Audio Coupling Output Plate Sync. Amp. Catbode Vert. Sync. Coupling Integrator Net Integrator Net Integrat

39、or Net Vert. Osc. Grid Vert. Discharge Vert. Sweep Coupling Vert. Shaping Horiz. Sync. Coupling Horiz. Sync. Coupling Horiz. Feedback AFC Filter . AFC Filter AFC Filter Horiz. AFC Plate Horiz. Osc. Grid Fixed Trimmer Horiz. Discharge Horiz. Sweep Coupling Horiz. Output Screen Horiz. Output Screen Ho

40、riz. Output Cathode Damper Filter Damper Filter Fixed Trimmer Fixed Trimmer Horiz. Output Plate H. V. Filter Line Filter Line Filter DAGC Dec. * Used as horizontal AFC decoupling in chassis KCS48ATand KCS60A. t Some models use . 0015MFD in this application, t Not used in all models. CONTROLS Mfgrs p

41、art # 75646 ITEM No. R1A B C R2A B R3A B C R4A B R5A B R6A B RATING RESIST- ANCE IMeg 50K! Shalt End 5 OK! 3500! 1. SMeg Shalt Switch 2. 5Meg Shaft sooon Shalt 20KS1 Shaft WATTS i i i T 2 i i i REPLACEMENT DATA RCA VICTOR PART No. . 75215 75216 76171 Not req. Not req. 71440 Not req. 71441 Not req. 7

42、5516 Not req. IRC PART No. Conccntrikit) Bll-137 i 3 i 7 t) Qll-239 Not req. Qll-114 Not req. Qll-119 Not req. CLAROSTAT PART No. RTV-110 RTV-191 AT-95 FKS-1/4 SW-A AG-84-S FKS-1/4 AM-19-S FKS-1/4 AM-36-S FKS-1/4 CENTRALAB PART No. SBB-510 SBB-511 SBT-222-S Not req. Not req. AN-83 AK-1 AN-10 AK-1 AN

43、-22 AK-1 INSTALLATION NOTES Vertical Hold Control - Front Horizontal Hold Control - Rear Attach Per Instructions in Concentrikit Brightness Control - Front Contrast Control - Rear Volume Control - Tapped 250KO and 500K!1 Attach to R3A Per Instructions Attach to R3A Per Instructions Height Control At

44、tach to R4A Per Instructions Vertical Linearity Control Attach to R5A Per Instructions Width Control Attach to R6A Per Instructions Additional parts to be used with Concentrikit # Fashion shaft to duplicate original RESISTORS ITEM No. R7 R8 R9 RIO RU R12 R13 R14 R15 RATING RESISTANCE 3900H 3900! 150

45、! 20% 270 22K!1 3300! 100KS! 20% 8200! 100K! 20% WATTS | 2 f REPLACEMENT DATA RCA VICTOR PART No. 503239 503239 504115 503027 503322 503233 504410 503282 504410 IRC PART No. BTS-3900 BTS-3900 BTS-150 BTS-22K BTS-3300 BTS-100K BTS-8200 BTS-100K IDENTIFICATION CODES ALL RESISTORS -*10% UNLESS OTHERWIS

46、E SPECIFIED Antenna Coil Shunt AGC Network AGC Network RF Amp. Cathode RF Amp. Screen RF Amp. Plate Series Test Point Mixer Grid Coll Shunt Mixer Grid ITEM No. R16 R17 R18 R19 R20 R21 R22 R23 R24 R25 R26 R27 R28 R29 R30 R31 R32 R33 R34 H35 R36 R37 R38 H39 R40 R41 R42 R43 R44 R45 R46 R47 R48 R49 R50

47、R51 R52 R53 H54 R55 R56 R57 R58 R59 R60 R61 R62 R63 R64 R65 R66 R67 R68 R69 R70 R71 R72 R73 R74 R75 R7b R77 R78 R79 R80 R81 R82 R83 R84 R85 R86 R87 R38 R89 R90 R91 R92 R93 R94 R95 R96 R97 H98 R99 R100 R101 R102 R103 R104 R105 R106 R107 R108 R109 R110 Rill R112 RU3 R114 R115 H116 R117 R1I8 R119 R120

48、R121 R122 R123 R124 RATING RESISTANCE 100KS! 20% 10KS! 10K! 5% lOMeg 100! 150KSZ lOOOi! 750! 82! 33K!i 1000! 1000! 20% 8200Q 5% 82S2 47K!1 12KQ 1000SJ 20% 82S! 20% 33K!1 1800! 1000! 20% 180S2 1000S! 20% 33K! 6800! 22K!1 20% 5600Q 33K!1 20% 18K! 18K! 47K!1 20% 150K! 20% 220R 100K! 560K! 220f! 4700! 1

49、5K! 10K! 2700! 20% 4700! 20% 4700B 4700B 820KS! 20% 56K! 3300! 120KR 6800! 100KS1 56Kf! 20% 47K 220K!1 280K! Z20KS! 220KH 150K! 20% 390KI! 82SJ 1000SJ 12K! 5% 1000! 91KS! 5% 91K!1 5% 47K! 5. in 22K!1 18K!1 22K!1 27KO lOMeg 330K! 470K! 100! 390! 470f! 2200B 20% 18K!1 18K!1 22KH 22K!1 8200O 8200! 3. 9Meg l.2Meg 270KS! IMeg 12K!1 5% 2.2Meg 1500! 20% 1000! 20% 15K! 220KS! 5% 220K! 5% 150K! 10KS! 330KS! BIOKO 82KS! 330KS! 5% 75K!1 82K!1 150K!1 5% 82KSJ 8200! 3900S1 47! 20% IMeg 100! 6800! WATTS f a i 2 t I 2 I f f f 2 1