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Summary of Contents for TV-104

Page 1: ...d Alignment Identification 24 18 19 20 Schematic 20 Schematic Tuner CL 1428 5 12 Schematic Tuner CL 1633 3 Tube Placement Chart 23 Voltage and Resistance Measurements 15 22 Page 11 7 4 13 2 14 17 21 16 HOWARD W SAMS CO INC Indianapolis 7 Indiana The listing of any available replacement part herein does not constitute in any case a recommendation warranty or guaranty by Howard W Sams Co Inc as to f...

Page 2: ...N OF THE MANUFACTURER OF THIS RECEIVER MAKES IT POSSIBLE TO BRING YOU THIS SERVICE YEL SRN 0 rio Y BRN t Y BRN Y BRN BLK WH GRN PHOTOFACT STANDARD NOTATION SCHEMATIC Howard W Sams Co Inc 1949 LATE PRODUCTION 1 PAGE 2 ...

Page 3: ...a ND SOUND IFAMP I ST SOUND IFAMP 68A6 6BA6 0 n 3RD SOUND IPAMP 6AU6 I 5T VIDEO IF AMP 6AG5 6SN7GT V V V VERT OSC ocuiPT VERT OUTPUT boH uI ...

Page 4: ...I ST A F 1 BAT6 BIA5 CLAMPER 2 T6AL5 L ...

Page 5: ...39Vd o 2 r 0 2rf S 55 c M o Sco W 2 i o o r en m ...

Page 6: ...CHASSIS BOTTOM VIEW TRANS INDUC1 PAGE 4 ...

Page 7: ...JCTOR AND ALIGNMENT IDENTIFICATION PAGE 13 ...

Page 8: ...C43 C23 C22 C18 CHASSIS BOTTOM VIEW CA PAGE 12 ...

Page 9: ...APACITOR IDENTIFICATION PAGE 5 ...

Page 10: ...RF TUNER LEFT SIDE RF TUNER RIGHT SIDE PAGE 6 ...

Page 11: ...i OSC ADJ A17 THRU RF TUNER BOTTOM VIEW RF TUNER RIGHT SIDE PAGE ...

Page 12: ...5MC CHANNEL 9 CONNECT SCOPE Vert Amp to Polnt S Low side to chassis ADJUST REMARKS Check response curve to see that it is similar to Fig 1 If slight retouching is necessary to reposi tion markers adjust Al and A2 untl 21 25fE marker disappears Adjust A9 and All to position the 25 75MD marker Adjust A8 and AID to posi tion the 22 25MC marker A12will give the curve a flat top Recheck the position of...

Page 13: ...A26 A27 A28 REMARKS Adjust for zero reading between positive and negative peaks with fine tuning control at Its midpoint Rotate channel selector switch and adjust Individual channels out lined In step 13 Then repeat step 12 RF AMP ALIGNMENT tTUNER CL 1428 10 11 IS 13 DUMMY ANTENNA TW0125S carbon res n n n SWEEP GENERATOR COUPLING Across antenna ter minals with 1252 resistor in each generator lead ...

Page 14: ...MC 10MO Sweep 691C 10113 Kwefin 1 63MC 10MO Sweep 57M3 lore Sweep MARKER GENERATOR FREQUENCY 211 25MC 215 75HC 175 25MC 179 75HC 181 35MC 185 75MC 187 25MC 191 75MC 193 25MC 197 7SMC 199 25MC 203 75M3 205 25MC 209 75MO 83 25M3 87 75MD 77 25MC 81 75MC 67 25WD 71 25Mp 61 25MC 65 75MC bb 25M3 59 75MC CHANNEL 13 7 8 9 10 1 1 12 6 5 4 3 2 CONNECT SCOPE Vert Amp thru 10KS2 to Point 3 i Low side to chass...

Page 15: ... i it iir 11 RF TUNER LEFT SIDE RF TUNER RIGHT SIDE PAGE 11 ...

Page 16: ... Coupling RF Coupling RF Coupling RF Decoupling Fixed Trimmer Osc Decoupling Fixed Trimmer Osc Feedback Osc Feedback Filament Bypass Mixer Decoupling Fixed Trimmer ITEM No R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R611 R612 R613 R614 RATING RESISTANCE 1508 1502 1 0 0 0 2 4 7 0 0 S 2 4 7 0 0 2 1 0 0 0 2 1 Meg 10K2 10002 1502 4 7 0 0 2 472 100K2 LOOKS wAns A I I I I i X 1 X i I IDENTIFICATIO...

Page 17: ...39Vd 3d MBA lAIOIlOa SISSVHO ...

Page 18: ...RESISTOR IDENTIFICATION r 21 PAGE 15 ...

Page 19: ... V 8 V 9 V 10 V I 1 V 12 V 1 3 V 14 V 1 5 V16 V 17 V 18 V 1 9 V 2 0 V 2 1 V 2 2 V 2 3 Tube 6AQ5 6J6 6A05 6AG5 6AG5 6AG5 6AL5 12AU7 6BA6 6BA6 6AU6 6AL5 6AT6 6K6GT 6SN7GT 6SN7GT 6SN7GT 6BG6G 6W4GT 1B3GT 5U4G 12LP4 Pin 1 2 Meg 16KB 2 MeK 2 Meg 2 Mea 12 02 T5K2 02 470K2 22K2 200K2 10 MeE Inf 1 Meg 2 5 Meg 850K2 Inf 7502 Inf I n f T1 2KS Pin 2 02 T 10002 40S2 402 402 1502 1 MeK 1 Meg 02 02 02 100K2 Off...

Page 20: ...xer Grid Filter Osc Feedback Osc Feedback Filament Bypass Mixer Decoupling Fixed Trimmer IF Coupling ITEM No R301 R302 R303 R304 R305 R306 R307 R308 R309 R310 R311 R312 R313 R314 RATING RESISTANCE 1502 1508 10002 10K2 1000S 10002 5 6 0 0 2 1 Meg 10002 10002 100K2 100K2 472 1000S WATTS i i 1 i 2 I i IDENTIFICATION RF Grid RF Grid Bias Filter RF Coil Shunt RF Plate RF Plate Mixer Coil Shunt Mixer Gr...

Page 21: ... 1W5D15 5W5T25 5W5T2 5W5Q1 GT4S5 GT4S5 GT4P25 1W5D15 1W5D15 5W5T3 GT6S1 1W5D15 5W5T3 1W5D15 5W5T25 GT6D2 GT6S1 GT6D2 GT6S1 GT6D5 GT4S5 5W5T1 5W5T4 GT6D2 GT6D5 GT6D5 1D5D5 TVC10P3 GT4P25 GT6D2 GT4P25 GT4S2 ERIE PART No NPOK 5 GP2L 001 GP2K 150 GP1K 100 NPOK 10 NPOK 20 GP2L 001 GP2L 001 OP2L 0015 GP2K 150 GP2L 0015 GP2L 0015 GP2L 0015 GP2K 250 GP2L 0015 GP2L 0015 GP2K 250 GP2L 0015 GP2L 0015 GP2K 25...

Page 22: ...002 lOOOffl 1 Meg 47008 10KS 1 Meg 39002 1 Meg 472 SSOOffl lOOOffl lOOKffl 1502 SSOOffl lOOOffl 470K8 822 12002 22K2 lOKffl 100K8 100K2 470K2 10002 1 Meg 68K2 3 9 Meg 68002 22Kffl 82002 82002 1 Meg 1 5 Meg 6 8 Meg 100K2 2 2 Meg 5602 33002 560K2 3 3 Meg 150K2 180K2 100K2 100K2 82002 4 4 4 4 4 4 4 I 4 4 4 4 4 4 4 4 2 4 4 4 i j l i i 4 REPLACEMENT DATA OLYMPIC REB103K REB390K REB103K REB103J REB390R ...

Page 23: ...e und IF Plate und IF Decoupling und IF Grid und IF Cathode und IF Decoupling und IF Grid and IF Decoupling Load Grid Plate Grid Imp Grid imp Plate Sep Grid Sep Cathode itor tec Grid sc Plate Divider lutput Grid Jutput Cathode taking AFC Grid Divider k AFC Cathode AFC Cathode Osc Grid AFC Filter 5 20 5 20 20 20 5 5 20 20 20 20 20 20 20 5 ITEM No Tl RATING PRI 117VAC 1 7SA SEC 1 710VCT 23A SEC 4 6 ...

Page 24: ...Glass Safety Glass Safety Glass Back Back Knob Knob Knob Knob Knob Knob Knob Knob Knob Knob OLYMPIC PART No CL 1677 CL 1633 CL 1428 FU 1683 PP 1347 CA 1702 CA 1727 CA 1467 CA 1709 CA 1698 PP 1527 PP 1712 PP 1703 ST 1545 1 ST 1713 KN 1516 KN 1517 KN 1518 KN 1586 KN 1587 KN 1588 KN 1514 KN 1515 KN 1584 KN 1585 NOTES 12 Channel 2 Tubes 12 Channel 3 Tubes 13 Channel 3 Tubes Alternate Type AGC 25A PM F...

Page 25: ...BOTTOM VIEW SYNC LIMITER _ _ J4THVIDEOI E t cr u LJ LJ O _ Q_ LJ CD D JO _ PAGE 2 ...

Page 26: ...OR VI3 A F AMP 1 2 V14 AUDIO OUTPUT V15 1st VIDEO I F V4 3nd VIDEO I F V5 3rd VIDiO I F V6 4th VIDEO I F V7 SYNC LEMITER1 2V14 SYNC AMP 1 2V16 SYNC SEP 1 2V1 L V RECT V22 AFC 1 2 VI 8I_ HOH OSC 1 2 V18 HOR OUTPUT DAMPER H V RECT vi9 h V20 Ol o 1 V21 6 5 KV BLOCK DIAGRAM OLYMPIC TV 944 PAGE 23 ...

Page 27: ...G ALIGNMENT Turn the horizontal hold control to full counter clock wise position Switch to another channel and back to the original again Slowly turn horizontal hold control clockwise and note the least number of diagonal bars present Just before pic ture syncs If more than 44 bars are present Just before picture syncs adjust horizontal lock trimmer B3 slightly clockwise If less than 34 bars are p...

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