Motorola-VK-106-Sams-77-6电路原理图.pdf
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1、PHOTO FACT* Folder MOTOROLA MODELS VK-1O6, 1O7, 1OVK9,1OVT3,12VK18B, R, 12VT16, B, R CHANNEL SELECTOR HORIZ. VERT. HOLD FINE TUNING VOLr TONE CONT ROL OFF-ON-SW CONTRAST BRIGHTNESS TRADE NAME Motorola Models VK106, VK107 (Ch. TS-9E), 10VK9, 10VT3 (Ch. TS-9E, TS-9E1), 12VK18B, 12VK18R, 12VT16, 12VT16
2、B, 12VT16R (Ch. TS-15C, TS-15C1) MANUFACTURER Motorola, Inc., 4545 Augusta Blvd., Chicago 51, Illinois TYPE SET TV Receiver TUBES Twenty Four POWER SUPPLY 110-120 Volts AC-60 Cycles TUNING RANGE Channels 2 thru 13 RATING: 2.2 Amp. 117 Volts AC INDEX Alignment Instructions 6,7,8 Block Diagram 20 Disa
3、ssembly Instructions 20 Horizontal Oscillator Adjustments 20 Parts List and Description 13,14,15,16 Photographs Cabinet-Rear View 16 Capacitor Identification 11,18 Photographs (continued) Chassis-Top View 3,5 RF Tuner 5,7 Resistor Identification 12,17 Trans., Inductor and Alignment Identification 4,
4、9 Schematic 2 Tube Placement Chart 19 Voltage and Resistance Measurements 10 o II o WV 4 Jr I SSVe. Match the generator output to the 3002 Input. If generator Has 50 ohms output use a 1002 resistor In series with the high side and 150S2 In series with the low side. If generator has 302 output use a
5、1202 resistor In series with the hleh side and ib02 in series with the low side. DUMMY ANTENNA See note above SIGNAL GENERATOR COUPLING Across 3002 antenna terminals. H SIGNAL GENERATOR FREQUENCY 59.75MD (Unmod.) 61.25MC ( Unmod. 67.2SMC (Unmod.) 77.25MC (Unmod.) 83.2SMC (Unraod.) 175.25MC ( Unmod .
6、 ) 181.25rC (Unmod.) 187.25MC (Unmod. ) 193.25MO (Unmod. ) 199.25MC (Unmod.) 205.25MC (Unmod. ) 211.25MB ( Unmod . ) CHANNEL Z 3 4 5 6 7 8 9 10 11 12 13 CONNECT VTVM DC Probe to Point Common to chas- sis. n n tt ADJUST All A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 REMARKS Adjust for zero reading.
7、A positive and negative reading will be obtained on either side of the correct setting. ti It n it n n AHA13A12All A28I IA27I (C17) |A25 O * gc JO c PAGE 7 RadioFans.CN ALIGNMENT INSTRUCTIONS CCONTJ RF AND MIXER ALIGNMENT When adjusting RF colls, detune one adjustment counter-clockwise, adjust the o
8、ther adjustment from maximum deflect- Ion. Then turn the formerly detuned adjustment for maximum. Do not readjust first adjustment. DUMMY ANTENNA See note a- bove Osc. align- ment . a SIGNAL GENERATOR COUPLING Across antenna ter- minals. n n DUMMY ANTENNA See note under Osc. Align. it SIGNAL GENERAT
9、OR COUPLING Across antenna terminals. n SIGNAL GENERATOR FREQUENCY 58MC (Unmod.) 64MC ( Unmod. ) 70MC (Unmod. ) 80MC (Unmod.) 86MC (Unmod.) 178MC (Unmod.) 184MC (Unmod. ) 190MC (Unmod.) 196MC (Unmod. ) 202MC (Unmod.) 208MC (Unmod. ) 214MC ( Unmod . ) CHANNEL 2 3 4 5 S 7 8 9 10 11 12 13 M SIGNAL GENE
10、RATOR FREQUENCY 86MC Unmod . ) 58MC 64MC 70MC CHANNEL 6 2 3 4 CONNECT VTVM DC Probe to Point fo Common to B-. ADJUST A23, A24 A25, A26 A27, A28 A29, A30 A31, A32 A33, A34 A35, A36 A37, A38 A39, A40 A41, A42 A43, A44 A45, A46 REMARKS See note above. JTENNA ALIGNMENT CONNECT VTVM DC Probe to Point . C
11、ommon to chassis. ADJUST ASS A47 A48 A49 REMARKS Adjust for maximum deflection. A fixed trimmer has been used on channel 5 in some models thereby not necessitating an adjustment for this channel. However, those models having a variable trimmer should be adjusted at 80MC. 11 214MC 178MC 184MC 190MC 1
12、96PIC 802MC 208NC 13 7 8 9 10 11 12 11 11 11 n A57 A50 A51 A52 AS3 A54 ASS 4.5MC TRAP ADJUSTMENT DUMMY ANTENNA .01MFD SIGNAL GENERATOR COUPLING High side to pin 2 (Plate) of SALS (V7). Low side to chassis. SIGNAL GENERATOR FREQUENCY 4. SMC (Unmod. max. out- put) CHANNEL Any CONNECT VTVM DC Probe thr
13、u detector (Fig. 4) to pin 1 ( plate of 12AV7) (V8). Common to chassis. ADJUST ASS REMARKS Adjust for MINIMUM deflection. 84. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. COMMON LEADO FIG. 4 PAGE 8 RadioFans.CN VOLTAGE AND RESISTANCE MEASUREMENTS VOLTAGE READINGS R
14、ESISTANCE READINGS Item V 1 V 2 V 3 V 4 V5 V6 V7 V 8 V9 V 10 V 1 1 V12 V13 V14 V15 V 16 V17 V18 V 19 V20 V21 V22 V23 V24 Tube 6AG5 6J6 6BA6 6BA6 6AG5 BArtB 6AL5 12AU7 6AU6 6AU6 6AU6 6T8 6V6GT 12AU7 12AU7 6SN7GT 6AL5 5SN70T 6BG60 5V4G 1B3GT 5U4G 5Y3GT 12LP4 Pin 1 -.4VDC 195VDC -.3VDC -.avDO ov ov 40V
15、 480VDC OV -.7VDC -.9VDC -1 .3VDC OV 215VDC 225VDC 40V 45.4VDO 4-.4VDO OV OV Pin 2 OV 57V DC OV OV .8VDC 2VDC 40V 42VDC OV OV OV -4VDC 6.3VAC 29VDC -43V DO 4340VDC 4-6.3VDO 4110VDC OV 380VDC Pin 3 6.3VAC OV 6.3VAC 6.3VAC 6.3VAC 6.3VAC 6.3VAC 46.8VDC 6.3VAC 6 .3VAC 6.3VAC -4VDC 275VDC 43.5VDC -5VDC 4
16、50VDC 495VDC 6.3VAC 410VDC 412VDC 380VDC _Pin4 OV 6.3VAC OV OV OV ov ov ov ov ov ov ov 290VDC OV OV 4-15VDC OV 40V 412VDC 310VDC Pin 5 175VDC -2.4VDC 92VDC 92VDC 92VDC 250VDC 410VDC OV 85VDC 90VDC 50VDC 6.3VAC OV OV OV 470VDC 4150VDC OV 4250VDC 4.1VDC OV Pin 6 100VDO 5-4.8VDC 92VDC 92VDC 95VDC 117VD
17、C 44VDC 260VDC 85VDC 95VDC 50VDC 2.9VDC 300VDC -43V DC 4180VDC 40V OV 410VDC 4360VDC 310VDC Pin 7 OV ov .8VDC .8VDC .8VDC 2VDC 4-10VDC 25VDC .6VDC .7VDC OV OV OV OV 4-11VDC OV 40V OV 6.3VAC OV Pin 8 35VDC -.4VDC 19VDC OV 40V 6.3VAC 6.3VAC 4275VDC 380VDC Pin 9 6.3VAC 50VDC 6.3VAC 6.3VAC TOP CAP * * D
18、O NOT MEASURE OV OV 17SVDC 330VDC 160VDC 80VDC 330VDC OV PIN 10 360VDC 375VAO 225VAC PIN 11 175VDC 290VDO 260VDC PIN 12 4175VDC 375VAC 225VAC -55VDC OV 330VDC 160VDC 4 Measured from pin 6 of V16 * Do not measure 6.3VAC measured across filament. Taken with vacuum tube voltmeter. Note: Contrast contro
19、l set at maximum for these measurements. Item V 1 V 2 V 3 V 4 V 5 V6 V7 V 8 V9 V 10 V 1 1 V 1 2 V 13 V14 V15 V14 V17 V18 V 19 V20 V21 V22 V23 V24 Tub, 6AG5 6J6 6BA6 6BA6 6AG5 6AR5 6AL5 12AU7 6AU6 6AU6 6AU6 6TB 6V60T 12ATJ7 12AU7 6SN7GT 6AL5 6SN7GT 6BG6G 5V4F 1B3GT 5U4G 5Y3GT 12LP4 Pin 1 600KS T10K2
20、10K2 K.2K2 .12 .12 4 OS 4.5K2 .2S2 10KS 100K2 100K2 02 T20K2 T6KS 3.3 Mee, 4.8 Mee 82K2 Inf, Inf. Inf. Inf. Inf. 47KS Pin 2 02 I16K2 Offl OB, 1002 2202 402 710KS 02 oa 02 100K2 .12 3KS 10 Mee. T2KS 4.8 Mee, -S40K2 OS 650KS Inf. 15K2 30K2 800K8 Pin 3 .12 02 .IS .12 .12 .12 .12 43302 .12 .12 .12 170K2
21、 T9002 1.3KS 7K2 45.5K2 45702 .12 41.5KS2 4822 650K2 Inf. 15K2 Inf. PIN 10 - OS Pin 4 02 .12 02 02 02 OS 02 02 02 02 02 02 17008 02 OS 1 Mee. 02 10 Mee. 4822 TllOffi Inf. 410E 4208 PIN 11 47K2 Pin 5 tlSKS I Mee. *1.2K2 #1 .2K2 *1 .2K2 T2KS2 422K2 02 #2.2KS tl.ZKS I10K2 .12 470K2 OS 02 S.SMeg. 1.6MBK
22、. 47KS -2SK2 1 Mee. Inf. Inf. 15KS 10K2 PIN 12 47K2 Pin 6 T83K2 15KS 41.2K2 I1.2K2 *1 -2KB T48KS2 422KS2 T4.5K2 *2.2K2 #1.3Kffi *10KS2 48KS2 T1002 10 MeK. T33K2 402 02 41.5KS 11202 11122 Inf. 4202 4152 Pin 7 02 02 682 S8S 1002 2202 44.7KS2 4.5K2 100S2 1002 02 02 02 02 3.3 Mee. 02 47K2 02 .Iffl Inf.
23、Inf. 15K2 Inf. Pin 8 10002 10 Mee. 470S OS 402 .IS .12 -15KS 650K2 Inf. 15K2 30KS Pin 9 .IS Tl Kee. .12 .IS TOP CAP -E102 TOP CAP -4002 t Measured from pin 8 of V22 t Measured from pin 2 of V23 Measured from, pin 8 of V20 4 Measured from pin 6 of V16 1. DC Voltage measurements are al 20,000 4. Line
24、voltage maintained at 117 volts for volt- ohms per volt; AC Voltage measured at 1,000 age readngs 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
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