Philco-50T701-702-Sams-140-7电路原理图.pdf

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1、PHOTOFACT* Folder PHILCO MODELS 50-T701, 5O-T702 (Code 122) VOLUME CONTROL ON-OFF SWITCH BRIGHTNESS CONTROL CONTRAST CONTROL VERT HOLD CONTROL HORIZ HOLD CONTROL CHANNEL SELECTOR SWITCH FINE TUNING PHILCO MODEL 50-T702 TRADE NAME Philco, Models 50-T701, 50-T702 (Code 122) MANUFACTURER Philco Corp.,

2、Tioga And C Sts., Philadelphia, Pa TYPE SET Television Receiver TUBES Eighteen POWER SUPPLY 110-120 Volts AC - 60 Cycle TUNING RANGE- Channels 2 thru 13 RATING 1.12 Amp.117 Volts AC INDEX Alignment Instructions 6, 7 Drive Cord Stringing 11 Disassembly Instructions 11 Parts List And Description 12, 1

3、3,14 Photographs Cabinet - Rear View 11 Capacitor And Alignment Identification .4, 9 Photographs (Continued) Chassis - Top View RF Tuner Resistor And Inductor Identification Schematic Tube Placement Charts Voltage And Resistance Measurements . 2 .10 .15,16 2 .5 O N ?Z SF O n o K HOWARD W. SAMS AC Vo

4、ltage measured at 1,000 age readings. 2. Pin numbers are counted in a clockwise direc- tion on bottom of socket. 3. Measured values are from socket pin to com- mon negative unless otherwise stated. 5. Front panels controls set at minimum. 6. Where readings may vary according to the setting of the se

5、rvice controls, both minimum and maximum readings are given. RadioFans.CN RF TUNER-RIGHT SIDE PAGE 1O RF TUNER-LEFT SIDE RadioFans.CN WIDTH HEIGHT FOCUS HORIZ VERT CONTROL CONTROL CONTROL CENTERING CENTERING CONTROL CONTROL CABINET-REAR VIEW DISASSEMBLY INSTRUCTIONS h 05 W Q o n jn o to 1. Remove se

6、ven push-on type control knobs. 2. Remove three phillips head screws from rear cover. Remove rear cover. 3. Remove four 5/16 hex head bolts from chassis. Remove chassis. NOTE: FOR PICTURE TUBE REMOVAL, IT IS NECESSARY TO REMOVE THE CHASSIS AS OUTLINED ABOVE. TUNING GANG FULLY CLOSED 3 TURNS FINE TUN

7、ING DRIVE CORD STRINGING PAGE 11 RadioFans.CN TUBES (SYLVANIA or Equivalent) PARTS LIST AN CAPACITi ITEM No. VI V2 V3 V4 V5 V6 V7 V8 V9 V10 Vll V12 V13 V14 V15 V16 V17 USE HF Amplltier Converter 1st Video IF Amp. 2nd Video IF Amp. 3rd Video IF Amp. Video Detector - AGC-lst Video Amp. 2nd Video Amp.

8、- Vertical Osc. 1st Sound IF Amp. 2nd Sound IF Amp. Ratio Detector - AF Amplifier Audio Output Sync. Separator Vertical Amplifier Horiz. AFC - Horiz. Limiter Horiz. Oscillator - Horiz. Amplifier H. V. Oscillator H.V. Rectifier REPLACEMENT DATA PHILCO PART No. 6AG5 7F8 6AG5 6AG5 6AG5 12AU7 12AU7 6BA6

9、 6AU6 7X7 TBS 7F7 7F7 7N7 12AU7 6V6GT 1B3GT STANDARD REPLACEMENT 6AG5 7F8 6AG5 6AG5 6AG5 12AU7 12AU7 6BA6 6AU6 7X7 7B5 7F7 7F7 7N7 12AU7 6V6GT 1B3GT DMA BASE TYPE 7BQ 8BW 7BD 7BD 7BD 9A 9A 7BK 7BK BBZ 6AE SAC SAC SAC 9A 7AC 3C NOTES CATHODE-RAY TUBE ITEM No. V18 REPLACEMENT DATA PHILCO PART No. 7JP4

10、 SYLVANIA PART No. 7JP4 THOMAS PART No. RTMA BASE TYPE 14G NOTES CAPACITORS Capacity values given in the rating column are in mfd. for Electrolytic and Paper Capacitors, and in mmfd. for Mica and Ceramic Capacitors. ITEM No. Cl C2A B C C3A B C C4 C5A B C C6 C7 C8 C9 CIO Cll C12 CIS C14 CIS C16 C17 C

11、IS CI9 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C31 C32 C33 C34 C35 C36 C37 C38 C39 C40 C41 C42 C43 C44 C45 C46 C47 C48 C49 C50 C51 C52 C53 C54 C55 C56 C57 C58 C59 C60 C61 C62 C63 RATING CAP. 50 40 10 40 40 10 10 50 80 10 10 2 10 2 2 27 220 220 220 220 220 39 1.5 22 220 220 10 10 220 220 39 22 39

12、 5 1500 470 22 22 1500 .5 1500 1500 470 1500 1500 470 1500 1500 470 47 10 56 .047 100 .22 .01 .22 3.3 56 .01 1500 56 1500 1500 1500 1500 2.2 .02 .01 VOLT 250 450 450 50 450 450 450 250 250 250 250 50 450 50 50 120 200 400 600 400 100 200 400 REPLACEMENT DATA PHILCO PART No. 30-2568-32 30-2570-36 30-

13、2568-32 30-2570-37 30-2417-7 30-2417-6 30-2417-7 30-2417-7 62-215001011 62-147001001 62-022009001 62-022009001 62-215001011 61-0133 62-215001011 62-215001011 62-147001001 62-215001011 62-215001011 62-147001001 62-215001011 62-215001011 62-147001001 30-1224-2 62-010009001 62-056409001 62-110009001 45

14、-3500-9 61-0120 30-1224-30 62-056409001 60-0120 62-215001011 60-056409001 62-215001011 62-215001011 62-215001011 62-215001011 30-1221-4 61-0108 61-0120 AEROVOX PART No. AF88J2K AF822X E3A60 AF1622J E26E6 PRS450/10 E26E6 E26E6 SI220 SI220 SI220 SI220 SI220 SI39 SI1.5NPO SI22 SI220 SI220 SI10NPO SI10N

15、PO SI220 SI220 SI39 SI39 SI5NPO SI1500 SI470 SI1500 P288-5 SI1500 SI1500 SI470 SI1500 SI1500 SI470 SI1500 SI1500 SI470 SI47 SI10 P288-047 snoo P488-22 P688-01 P488-22 S13.3NPO P488-01 SI1500 SI56 SI1500 SI1500 SI1500 SI1500 P488-02 P488-01 CENTRALAB PART No. ( 1 TCZ-27 D6-221 D6-221 D6-221 D6-221 D6

16、-221 D6-390 TCZ-1.5 D6-220 D6-221 D6-221 TCZ-10 TCZ-10 D6-221 D6-221 D6-390 TCZ-22 D6-390 D6-152 D6-471 TCZ-22 TCZ-22 D6-152 D6-152 D6-152 D6-471 D6-152 D6-152 D6-471 D6-152 D6-152 D6-471 D6-470 D6-100 TCZ-56 DF-503 D6-101 D6-103 TCZ-3.3 TCZ-56 D6-103 D6-152 D6-560 D6-152 D6-152 D6-152 D6-152 TCZ-2.

17、2 DF-203 D6-103 CORNELL- DUBILIER PART No. JPT4145VK UPT5030 UP8025 BRD-2225 BBR2-50T BR1045A BBR2-50T BBR2-50T W5D15 GT2P5 1W5D15 1W5D15 5R5T5 1W5D15 1W5D15 5R5T5 1W5D15 1W5D15 5R5T5 5W5Q5 5W5Q1 PTE4S5 5W5T1 GT4P25 PTE6S1 GT4P25 PTE4S1 1W5D15 5R5Q5 1W5D15 IW5D15 IW5DI5 IW5D15 PTE4S2 PTE4S1 ERIE PAR

18、T No. NPOK-270 GP2K-221 GP2K-221 GP2K-221 GP2K-221 GP2K-221 GP1K-390 NPOK-1R5 GP1K-220 GP2K-221 GP2K-221 NPOK-100 NPOK-100 GP2K-221 GP2K-221 GP1K-390 NPOK-220 GP1K-390 NPOK-050 GP2L-152 GP2K-471 NPOK-220 NPOK-220 GP2L-152 GP2L-152 GP2L-152 GP2K-471 GP2L-152 GP2L-152 GP2K-471 GP2L-152 GP2L-152 GP2K-4

19、71 GP1K-470 GP1K-100 NPO-333-560 GP1K-101 GP2-333-103 NPOK-3R3 NPO-333-560 GP2-333-103 GP2L-152 GP1K-560 GP2L-152 GP2L-152 GP2L-152 GP2L-152 NPOK-2R2 GP2-333-103 SPRAGUE PART No. TVL-3754 TVL-1522 H1113 TVA-130I TVA-1705 TVA-1301 TVA-1301 19C13 19C13 19C13 19C13 19C13 19C23 19C13 19C13 19C3 19C3 19C

20、13 19C13 29C12 29C8 19C15 29C12 29C12 29C8 2TM-P5 29C8 29C8 19C15 29C8 29C8 19C15 29C8 29C8 19C15 19C25 19C19 2TM-S47 19C11 4TM-P22 6TM-S1 4TM-P22 4TM-S1 29C8 29C8 29C8 29C8 29C8 2TM-S2 4TM-S1 IDENTIFICATION CODES AND INSTALLATION NOTES Filter . Filter Audio Output Dec. A Audio Output Cathode . Filt

21、er Decoupling A Decoupling Filter Filter A Decoupling Vert. Amp. Cathode Bias Filter Decoupling Video Del. Cathode Stabilizing Cap Fixed Trimmer RF Coupling AGC Filter RF Amp. Cathode RF Amp. Cathode RF Amp. Screen HF Coupling RF Coupling RF Coupling Osc. Plate Decoupling Osc. Feedback Osc. Grid Cap

22、 Fixed Trimmer Fil. Bypass Fil. Bypass Fixed Padder Fixed Padder Fixed Padder Osc. Coupling Mixer Plate Decoupling IF Coupling Fixed Trimmer Fixed Trimmer AGC Filter AGC Filter 1st Video IF Dec. Fil. Bypass IF Coupling AGC Filter 2nd Video IF Dec. IF Coupling 3rd Video IF Dec. 3rd Video IF Cathode I

23、F Coupling AGC Filter Sound IF Coupling Fixed Trimmer Video Coupling Video Coupling Video Coupling Video Coupling Picture Tube Cathode t Sound IF Coupling Fixed Trimmer Sound IF Coupling 1st Sound IF Dec. Sound IF Coupling 2nd Sound IF Dec. RF Bypass Diode Load Cap Diode Load Cap Balancing Cap Audio

24、 Coupling Audio Coupling ITEM No. C64 C65 C66 C67 C68 C69 C70 C71 C72 C73 C74 C75 C76 C77 C78 C79 C80 C81 C82 C83 C84 C85 C86 C87 C88 C89 C90 C91 C92 C93 C94 C95 C96 C97 C98 C99 C100 C101 C102 C103 C104 RATING CAP. 1500 .05 470 .0068 .022 .04 .01 .001 1500 1500 .1 .25 .1 .0068 100 .004 .0068 .0047 .

25、 0047 820 .22 .033 .22 10000 100 .01 .003 . 01 680 .0047 .0047 .022 .15 .001 .0047 .0047 680 .01 .01 220 1500 VOLT 600 1000 600 400 400 600 400 400 400 1600 500 400 1600 6000 6000 500 200 400 400 500 400 600 400 500 6000 6000 1000 600 600 6000 6000 400 400 REPLAC PHILCO PART No. 62-215001011 62-1470

26、01001 61-0174 61-0120 45-3500-5 62-215001011 62-215001011 45-3500-8 61-0122 61-0113 61-0127 62-110009001 45-3500-17 61-0127 30-4661-2 30-4661-2 60-10825401 61-0125 61-0125 61-0120 62-110009001 61,0120 61-0120 30-4661-2 30-4661-2 61-0118 61-0193 45-3500-5 30-4661-2 30-4661-2 60-0120 60-0120 62-2)5001

27、011 AEROVOX PART No. SI1500 P688-05 SI470 P1088-0068 P688-022 P688-04 P488-01 P688-001 SI1500 SI1500 P488-1 P488-25 P488-1 P1688-006S 1468-0001 P688-004 P1688-0068 6089-005 6089-005 1464-0008 P488-22 P488-033 P488-22 1467-01 SHOO P488-01 P688-003 P488-01 1479-0007 6089-005 6089-005 P1088-022 684-15

28、P688-001 6089-005 6089-005 SI680 P488-01 P488-01 SI220 SI1500 CENTR PART D6-1S DF-5 D6-4 D6-6 DF-2 DF-5 D6-K D6-K D6-1! D6-H DF-1 DF- D6- D6- TV6 TV6 D6-1 D6- D6-1 D6-: D6-I D6-I TV6 TV6 D6-1 TV6 TV6 D6- Filter A Decoupling Vert. Amp. Cathode Bias Filter Decoupling Video Det. Cathode Stabilizing Cap

29、 Fixed Trimmer RF Coupling AGC Filter RF Amp. Cathode RF Amp. Cathode RF Amp. Screen RF Coupling RF Coupling RF Coupling Osc. Plate Decoupling Osc. Feedback Osc. Grid Cap Fixed Trimmer Fil. Bypass Fil. Bypass Fixed Padder Fixed Padder Fixed Padder Osc. Coupling Mixer Plate Decoupling IF Coupling Fix

30、ed Trimmer Fixed Trimmer AGC Filter AGC Filter 1st Video IF Dec. Fil. Bypass IF Coupling AGC Filter 2nd Video IF Dec. IF Coupling 3rd Video IF Dec. 3rd Video IF Cathode IF Coupling AGC Filter Sound IF Coupling Fixed Trimmer Video Coupling Video Coupling Video Coupling Video Coupling Picture Tube Cat

31、hode t Sound IF Coupling Fixed Trimmer Sound IF Coupling 1st Sound IF Dec. Sound IF Coupling 2nd Sound IF Dec. HF Bypass Diode Load Cap Diode Load Cap Balancing Cap Audio Coupling Audio Coupling ITEM No. C64 C65 C66 C67 C68 C69 C70 C71 C72 C73 C74 C75 C76 C77 C78 C79 C80 C81 C82 C83 C84 C85 C86 C87

32、CSS C89 C90 C91 C92 C93 C94 C95 C96 C97 C98 C99 C100 C101 C102 C103 C104 RATING CAP. 1500 .05 470 .0068 .022 .04 .01 .001 1500 1500 .1 .25 .1 .0068! 100 .004 .0068 .0047 .0047 820 .22 .033 .22 10000 100 .01 .003 .01 680 .0047 . 0047 .022 .15 .001 .0047 .0047 680 .01 .01 220 1500 VOLT 600 1000 600 40

33、0 400 600 400 400 400 1600 500 400 1600 6000 6000 500 200 400 400 500 400 600 400 500 6000 6000 1000 600 600 6000 6000 400 400 REPLACEMENT DATA PHILCO PART No. 62-215001011 62-147001001 61-0174 61-0120 45-3500-5 62-215001011 62-215001011 45-3500-8 61-0122 61-0113 61-0127 62-110009001 45-3500-17 61-0

34、127 30-4661-2 30-4661-2 60-10825401 61-0125 61-0125 61-0120 62-110009001 61,0120 61-0120 30-4661-2 30-4661-2 61-0118 61-0193 45-3500-5 30-4661-2 30-4661-2 60-0120 60-0120 62-215001011 AEROVOX PART No. SI1500 P688-05 SI470 P1088-0068 P688-022 P688-04 P488-01 P688-001 SI1500 SI1500 P488-1 P488-25 P488

35、-1 P1688-0068 1468-0001 P688-004 P1688-0068 6089-005 6089-005 1464-0008 P488-22 P488-033 P488-22 1467-01 SHOO P488-01 P688-003 P488-01 1479-0007 6089-005 6089-005 P1088-022 684-15 P688-001 6089-005 6089-005 SI680 P488-01 P488-01 SI220 SI1500 CENTRALAB PART No. D6-152 DF-503 D6-471 D6-682 DF-203 DF-5

36、03 D6-103 D6-102 D6-152 D6-152 DF-104 DF-104 D6-101 D6-402 TV6-502 TV6-502 D6-103 D6-101 D6-103 D6-302 D6-103 D6-681 TV6-502 TV6-502 D6-102 TV6-502 TV6-502 D6-681 D6-103 D6-103 D6-221 D6-152 CORNELL- DUBILIER PART No. W5D15 PTE6S5 R5T5 DSD 7 PTE6S2 PTE6S4 PTE4S1 PTE6D1 1W5D15 1W5D15 PTE4P1 GT4P25 PT

37、E4P1 PTE16D7 5W5T1 PTE6D4 PTE16D7 PTE60D5 PTE60D5 2R5T8 GT4P25 PTE6S3 GT4P25 1D3S1 5W5T1 PTE4S1 PTE6D3 PTE4S1 1W5T7 PTE60D5 PTE60D5 PTE16S2 PTE6D1 PTE60D5 PTE60D5 1W5T7 PTE4S1 PTE4S1 1W5D15 ERIE PART No. GP2L-152 GP2K-471 GP2-333-682 GP2-333-103 GP2L-102 GP2L-152 GP2L-152 GP1K-101 GP2-333-402 GP2-33

38、3-103 GP1K-101 GP2-333-103 GP2-333-302 GP2-333-103 GP2K-681 GP2L-102 GP2K-681 GP2-333-103 GP2-333-103 GP2K-221 GP2L-152 SPRAGUE PART No. 29C8 6TM-S5 9C15 6TM-D68 6TM-S22 6TM-S4 4TM-S1 6TM-D1 29C8 29C8 4TM-P1 4TM-P25 4TM-P1 MB-D68 1FM-31 6TM-D4 MB-D68 TVM-256 TVM-256 MS-38 2TM-P22 6TM-S3 4TM-P22 1FM-

39、11 19C11 4TM-S1 6TM-D3 4TM-S1 1FM-37 TVM-256 TVM-256 MB-S22 6TM-D1 TVM-256 TVM-256 19C17 4TM-S1 4TM-S1 19C13 5HK-D15 IDENTIFICATION CODES AND INSTALLATION NOTES AF Amp. Fll. Audio Coupling f Audio Output Grid * Aduio Output Plate Sync. Coupling ft Sync. Coupling ft Vert. Sync. Coupling ntegrator Net

40、 ntegrator Net ntegrator Net Vert. Osc. Grid Vertical Discharge Vert. Sweep Coupling Decoupling Vert. Sweep Coupling Vert. Amp. Grid Vert. Feedback Vert. Sweep Coupling Vert. Sweep Coupling Differentiating Cap Horiz. Sync. Coupling AFC Filter * AFC Filter Horiz. Feedback Differentiating Cap Integrat

41、or Net T Integrator Net Integrator Net Horiz. Sweep Coupling nn Horiz. Sweep Coupling Horiz. Sweep Coupling Fixed Trimmer HV Osc. Screen HV Osc. Feedback HV Filter HV Filter Tone Comp. Line Filter Line Filter Mixer Cathode * Integrator Net Not used in all models Som t t Som tt Som tt Som * Som 1 Som

42、 If Som * Som models use .25MFD . Mfgrs. Part # 61-0125 in this application. models use . 047MFD . Mfgrs. Part # 61-0122 in this application, models use . 002MFD. Mfgrs. Part # 61-0062 in this application. models use -05MFD . Mfgrs. Part # 61-0170in this application. models use . 03MFD. Mfgrs. Part

43、# 61-0119 in this application, models use . 015MFD in this application and C90 is not used. models use 820MMF. Mfgrs. Part # 60-10825401 in this application, models use . 004TMFD. Mfgrs. Part # 30-4661-2 in this application. CONTROLS ITEM No. R1A B C R2A B R3A B C R4 R5A B R6A B R7A B R8A B RATING R

44、ESIST- ANCE 2Meg Shaft Switch 5000 100KB 10KB 100KB Shaft End 2 OKU 500KB Shaft SMeg Shaft 2Meg Shaft 2Meg Shaft WATTS 1 2 I 1 z I z 1 REPLACEMENT DATA PHILCO PART No. 33-6566 Not req. Not req. 33-5546-11 / / 33-5563-2 1 I 33-5546-18 33-5565-2 Not req. 33-5565-4 Not req. 33-5565-3 Not req. 33-5565-3

45、 Not req. IRC PART No. Q13-139 Not req. 76-1 Concentrikit B1I-116 4 Bll-128 i ( E-187 i ) Qll-133 Not req. Qll-140 T Qll-139 TQ Qll-139 TQ CLAROSTAT PART No. AG-66-Z FS-3 SWB RTV-283 RTV-76 # 58-20K AG-58-S FKS-1/4 AM-84-S RN-3 AM-83-S RN-3 AM-83-S RN-3 CENTRALAB PART No. B-76-S Not req. Not req. SB

46、B-675 AN-59 AK-1 AN-84 AK-19 # AN-75 AK-19 # AN-75 AK-19 # INSTALLATION NOTES Volume Control Attach to R1A Per Instructions Attach to R1A Per Instructions Contrast Control - Wire Wound - Front Brightness Control - Rear Horizontal Hold Control - Front Vertical Hold Control - Rear Attach Per Instructi

47、ons in Concentrikit Width Control - Wire Wound Height Control Attach to R5A Per Instructions Focus Control Attach to R6A Per Instructions Horizontal Centering Control Attach to H7A Per Instructions Vertical Centering Control Attach to R8A Per Instructions ( Additional parts to be used with Concentri

48、kit. # Fashion shaft to duplicate original. RESISTORS ITEM No. R9 RIO Rll R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R22 R23 R24 R25 R26 R27 R28 R29 R30 R31 R32 R33 R34 R35 RATING RESISTANCE IOKB IOKB 330B 5% 100B 330012 5% 6800B 100KB 330B 3300B 5% 15KB 10KB SIOOB 10KB 22KB 330B 3300B 20% 3300B 20% 16

49、KB NO 10KB MB 330B 22KB 100B 330B 5600B 330KB WATTS 2 1 Z 1 i 1 2 I 1 L t I 5 i 2 2 1 Z 1 Z i z REPLACEMENT DATA PHILCO PART No. 33-1335-18 66-3108340 66-3228340 66-1338340 66-2338340 66-2338340 66-3158340 66-0688340 66-3108340 66-0688340 66-1338340 66-3228340 66-1108340 66-1338340 66-2568340 66-4338340 IRC PART No. BTS-iOK BTS-330-5% BTS-100 BTS-3300-5% BTS-330 BTS-3300-5% 1 3/4A-5000 BTS-IOK BTS-330 BTS-3300 BTS-3300 BTS-330 BTS-22K BTS-100 BTS-330 BTS-5600 BTS-330K IDENTIFICATION CODES ALL RESISTORS - 10% UNLESS OTHERWISE SPECIFIED Antenna Loading AGC Network RF Amp. Grid R