Garod-10TZ-Sams-60-12电路原理图.pdf
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1、PHOTO FACT* Folder GAROD SERIES 10TZ, 12TZ, 15TZ HORIZ. PEAK HORIZ.CENT. FOCUS TONE CONTROL-! VOLUME CONTROL ON-OFF SWITCH VERT. LIN. VERT. CENT. VERT. SIZE FINE TUNING EXPANDER SWITCH CHANNEL SELECTOR BAND SWITCH TUNING CONTROL / HOR1Z.HOLD BWGHTNESS CONTRAST CONTROL VFRT.HOLD TRADE NAME Garod Mode
2、ls 10TZ1, 2, 3, 4, 5, 12TZ1, 2, 3, 4, 5, 12TZ6A,12TZ7A,15TZ6,15TZ7 MANUFACTURER Garod Radio Corp., 70 Washington Street, Brooklyn 1, New York TYPE SET AM FM Television Receiver TUBES Twenty-nine. (Thirty-two In 12TZ6A, 12TZ7A, 15TZ6, 15TZ7.) RATING 2.4 Amps 117 Volts. POWER SUPPLY 105-125 Volts, 60
3、cycle AC (3.05 Amps on 12TZ6A,7A,15TZ6,7) TUNING RANGE-AH 540-1650KC. FK88-108MC Tel i Channels 2 . 15. Alignment Instructions Block Diagram Dial Stringing Disassembly Instructions Parts List and Description Photographs Amplifier Unit-Bottom View Amplifier Unit-Top View Cabinet-Rear View Capacitor I
4、dentification Chassis-Top View INDEX e,7 Photographs (continued) 15 23 23 16,17,18,19 14 14 23 12,21 3,11 RF Tuner-Left Side RF Tuner-Rlgnt Side Resistor Identification Trans., Inductor and Alignment Identification Schematic Schematic-Amplifier Unit Tube Placement Chart Voltage and Resistance Measur
5、ements Page 10 10 13, 20 4,9 2 22 5 8 (A m 70 - o JOO N N HOWARD W. SAMS A34 may be required to obtain optimum response on all channels. OSCILLATOR ALIGNMENT Replace the oscillator tube V3 before making the following adjustments. Set the fine tuning control to the midpoint of Its tuning range. The o
6、scillator tube In this tuner Is specially selected for low microphonlsm. Should mlcrophonlcs be experienced It Is suggested the mixer and RF tube be tried as an oscillator. If these tubes are also mlcrophonlc, try other 6J6 tubes until one Is found that Is satisfactory. DUMMY ANTENNA Two 1508 carbon
7、 res. Two 150ffl carbon res. SIGNAL SIGNAL CONNECT GENERATOR GENERATOR CHANNEL VTVM COUPLING FREQUENCY VTVM Insert 150S2 In eacl- 215.75MC 13 DC Probe to generator lead and point C. Common connect across to chassis. Antenna terminals. 87.75MC 6 ADJUST REMARKS ASS Ad just f or max. deflection A36 Che
8、ck to see that all other channels are received well within the limits or the i me tuning control. If not, some compromise may be made by adjusting ASS for the high-band channels and A36 for the low-band channels. Wave traps A3? and A38 are used for specific types of Interference and their alignment
9、w 111 depend upon the type encountered. With the receiver tuned to the channel having the Interference set f Ine tuning control until Interference Is at maximum. Adjust A37 and ASS for minimum Interference In the picture and sound keeping the cores at apporxlmately the same relative position. Turn o
10、ne core 1/2 turn adjust the other for minimum Interference. m 70 go IS h JOO N N FIG.IFIG.2FIG.3FIG.4 PAGE 7 RadioFans.CN VOLTAGE READINGSRESISTANCE READINGS ttwn VI V2 V3 V4 V5 V6 V7 V8 V9 V10 Vll V12 VIS V14A V14B V15 V16A V16B V17A VI 7B V18 V19 V20 V21A 21 B V22 V23 V24 V25 V26 V27 V28 V29 V30 V
11、31 V32 V33 Tub. 6J6 6J6 6J6 6BA6 6BA6 6BA6 6BA6 6AL5 6AC7 6SN7CT 6BA6 6AU6 6AU6 6T8 6T8 6K6GT 6SN7GT 6SN7GT 6AR5 6AR5 6SN7GT 6AL5 6SN7GT 6BG6G 6BG6G 5V40 1B3GT 6BA6 12AT7 6BE6 5U4G 5Y3GT 6AT6 6V60T 6V6GT 5Y3GT 12QP4 Pin 1 138VDC 1 2.5VDC 120VDC -3 VDC -3VDC -3VDC OV -19VDC OV -.3V DC OV ov -.4VDC -.
12、BVDC - 7VDC OV -122VDC -127VDC OV -RVnO OV -.1VDC -40V DC OV OV OV Pln2 138VDO 1 25VDC i p.ovnc nv ov ov ov ov ov 60VDC OV nv ov - fivnc - Tvnc ov 15VDC Pfinvno 25VDC Pflovnc 1VDC 44Vnf! 25VDC 340VnO -.ivnc 250VDC ov ov 44OVDC Pin 3 OV 6.3VAC OV 6 3VAC 6.3VAC B.3VAC 6.3VAC 6.3VAC OV OV fi 3VAC B.3VA
13、O 6.3VAC - . 1 VDC - ivno 2.35VDC OV ov S.3VAC fi 3VUC 13VDC 6. 3V AC OV -28VDC -34V DC -24VDC -32VDC OV Pin 4 6.3VAC OV 6. 3V AC OV OV OV OV OV .1VDC OV ov nv ov fi KVAC fi 3VAC 24,WDC -1 22VDC -127VDC nv nv - P.VDC ov -40VDC -43V DC -43V DO 3fiovnc Ph 5 -4VDC -.8VDC S -5. P.VDC 1 38 VDC h 38VDC I3
14、8VDC L20VDC .1VDC 2.9VDC 7.8VDC 145V DC i psvnc 40VDC nv nv nv 320VDO 340VDC Pi svnr. pAmr 1 4vnr ivnc i asvnr -KAVW -fwvnr ov Pino -4VDC -.8VDC S-5.2VDC 138VDC 138VDC 138VDC 120VDC OV 1 75VDC 9VDC 1 3RVDC i Pflvnr. snvoc - Tvnc - fivnc nv ov nv P.I pvnc 245VDC ov ov ov -34VDC -35VDC 360VDC n w _ o
15、3 N N CHASSIS-TOP VIEW PAGE I RadioFans.CN CHASSIS BOTTOM VIEW-CAF PAGE 12 RadioFans.CN m 70 o N 70 - o JOO N s I Ul N APACITOR IDENTIFICATION PAGE 21 RadioFans.CN 39Vd W-M3IA WO11O9 SISSVHO RadioFans.CN Ul m 70 - o r Ui -RESISTOR IDENTIFICATION PAGE 13 RadioFans.CN 1ST SOUND I.F VII PHASE INV. V29
16、PP OUTPUT V30&V3I RECT 2NDSOUNDI.F VIZ. LIMITER VI3 AM.DET&DISC. 1/2 V AF AMP 1/2 V 14AUDIO OUTPUT VIS R.FAMP VI MIXER V2 OSC. V3 1ST VIDEO I.F V4 2ND V5 3RD V6 4TH V7 DC RESTORER SYNC. SEP&.AMP VlO VIDEO DET 8. AGC V 6 VIDEO AMP V9 FM. R.F AMP V24 FM. CONV. V25 A.M. CONV V26 VERT OSC&DISCH. VI6 VER
17、T OUTPUT VI7 LV RECT V27 L.V. RECT V28 PHASE INV I/2VI8 PHASE DET A.FC VI9 DC AMP 1/2 VIS HOR. OUTPUT V2I HOR. DAMPER V22 H.V. RECT V23 HOR. OSC.& DISCH. V PICTURE TUBE V33 + T.M. BLOCK DIAGRAM ZISl Z1ZL Z1OL S3IU3S QOHVO RadioFans.CN TUBES (SYLVANIA or Equivalent) PARTS LIST AN ITEM No. VI V2 V3 V4
18、 V5 V6 V7 V8 V9 V10 VI 1 V12 V13 V14 V15 V16 V17 VI 8 V19 V20 V21 V22 V23 V24 V2S V26 V27 V28 V29 V30 V31 V32 V33A B C D E F G H , E RF Amp. Mixer Oscillator 1st Video IF 2nd 3rd 4th Video DET 4 AOC Video Amp. DC Restorer- Sync. Sep.& Amp 1st Sound IF 2nd Llmiter Dlsc.-AF Amp. Audio Ouput Vert. Osc.
19、- Discharge Vert. Output Phase Inv.- DC Amp. Phase Det.-AFC Horiz. Osc.- Dlscharge Horlz* Output Damper HV Rectifier FM RF Amp. FM Converter AM Converter Rectifier Rectifier Phase Inv. Power Output Power Output Rectifier Picture Tube REPLACEMENT DATA GAROD PART No. 6J6 6J6 6J6 6BA6 6BA6 6BA6 6BA6 6A
20、L5 6AC7 6SN7GT 6BA6 6AU6 6AU6 6T8 6K6GT 6SN7GT 6AR5 6SN7GT 6AL5 6SN7GT 6BG6G 5V4C 1B3GT 6BA6 12AT7 6BE6 5U4G 5Y3GT 6AT6 6V6GT 6V6GT 5Y3GT 10BP4 10FP4 12QP4 12JP4 12KP4 12LP4 12TP4 15AP4 15CP4 STANDARD REPLACEMENT 6J6 6J6 6J6 6BA6 6BA6 6BA6 6BA6 6AL5 6AC7 6SN7GT 6BA6 6AU6 6AU6 6T8 6K6GT 6SN7GT 6AR5 6
21、SN7GT 6AL5 6SN7GT 6BG6G SV4G 1B3GT 6BA6 12AT7 6BE6 5U4G SY3GT 6AT6 6V6GT 6V6GT 5Y3GT 10BP4 10FP4 120J4 12JP4 12KP4 12LP4 12TP4 15AP4 15CP4 RMA BASE TYPE 7BF 7BF 7BF 7BK 7BK 7BK 7BK 6BT 8N 8BD 7BK 7BK 7BK 7S 8BD 8BD 6BT 8BD SET 5L 3C 7BK 70H 5T 5T 7BT 7AC 7AC 5T CAPACITOR* NOTES Used in models 10TZ1,
22、 2, 3, 4, 5 Used 12TZ1, 2, 3, 4, 5 12TZ4, 5, 6A, 7A 12TZ1, 2, 3, 4, 5 12TZ4, 5, 6A, 7A 15TZ6, 7 Capacity values given in the rating column are in mfd. for and Paper Capacitors, and in mmfd. for Mica and Ceramic Electrolytic Capacitors. 1 ITEM No. Cl 02 C3 04 05 C6 C7 08 C9 CIO Cll C12 C13A B C D C14
23、 C15A B 016 C17 CIS C19 C20A B C21 C22 C23 C24 C25 C26 027 C28 C29 030 C31 C32 CSS 034 CBS C36 C37 038 039 C40 C41 042 C43 C44 C4S C46 C47 RATING CAP. 80 80 80 40 40 100 100 100 10 10 4 100 4 4 4 4 8 1000 1000 8 4 100 4 20 20 8 8 8 300 300 1500 500 1.5 1.5 1500 500 SOO 4.7 4.7 500 1500 68 300 1500 1
24、500 100 1500 1500 100 1500 1500 100 VOLT 350 350 500 450 450 25 50 25 25 25 450 SO 450 450 450 450 450 6 6 450 450 25 450 450 450 100 500 REPLACEMENT DATA GAROD PART No. C-5.421-3 C-5.421-3 C-5. 421-2 C-5. 400-9 C-5. 400-9 C-5. 420-1 C-5. 420-2 C-5. 420-1 B-5.413 B-5.413 B-5.418 C-5. 420-2 C-5. 421-
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