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Содержание CN-150

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Страница 2: ...3 CONTROL VIEW F CONNECTOR 300 OHM 75 OHM COUPLING TRANSFORMER VHF 75 FROM 75 OHM VHF ANTENNA WITH CABLE OR CABLE TV SYSTEM REMOCON SENSOR ENTER POWER ON OFF MENU CH UP DN VOL UP DN...

Страница 3: ...e certain that all the protective devices are put back in place such as non metallic control knobs insulating covers shields isolation resistor capacitor network etc 4 Before returning the set to the...

Страница 4: ...5 BLOCK DIAGRAM...

Страница 5: ...line 2 Adjust all customer controls for normal picture and sound 3 Check the voltage of D401 cathode It s voltage should be about 22V DC 4 Connect the cathode of diode D302 and D401 through a 2 7K oh...

Страница 6: ...ore attempting any purity adjustments the receiver should be operated for at least 15 minutes 1 Demagnetize the picture tube with a degaussing coil 2 Adjust the CONTRAST and BRIGHTNESS controls to max...

Страница 7: ...2 temporarily Do not remove cover paper on adhesive part of the wedge 3 Tilt front of the deflection yoke up or down to obtain better convergence in circumference See Fig 4 Push the mounting wedge int...

Страница 8: ...eceiver TEST EQUIPMENT Digital voltmeter National Model VP 2600A or equivalent Oscilloscope Tektronix Model 2215A or equivalent Direct Low capacity probe Tektronix Model P6120 or equivalent Accessory...

Страница 9: ...OINTS THEN CHANGE I701 CHECK Q402 COLLECTOR D405 I701 NORMAL 5V RESET 0V 16 5V CHECK 16 5V LINE Q701 RESET IF 26 NORMAL NO OUTPUT AT 23 THEN CHANGE I501 CHECK I801 STR30130 RLY1 RELAY 130VDC 1 2 23 9...

Страница 10: ...D404 Q506 VIDEO CONTRAST BRIGHT CHECK C410 R554 SUB BRIGHT CHECK 9V LINES 11 14 C410 0 1 M AGC PIN 4 Q501 ABL CHECK CONTROL MAX VOLTAGES 39 7 5V 31 6 2V 12V 5V VT 33V U001 TUNER IF ENA DATA CLK CHECK...

Страница 11: ...C CHECK CONNECTOR P601 I701 CHECK 9VDC LINE 11 14 LOW PASS FILTER Q602 Q603 AUDIO OUT T601 TSP1036 SP01 SPEAKER Q601 AUDIO AMP DISCONNECT LOAD CHECK FOR SND PWM SIGNAL IF MISSING REPLACE I701 SOUND TA...

Страница 12: ...T STOP G LOSS OF SIGNAL OR WEAK SIGNAL IF OUTPUT CHECK AFT WINDOW VTG 1 6V 3 4V ADJUST RF AGC R555 U001 TUNER I701 H NO SIGNAL L SIGNAL S D SIGNAL DETECTION ADJUST PIF AFT REFER TO GENERAL ADJUSTMENTS...

Страница 13: ...0V LINE TO CRT G Y B Y CHECK 9VDC CHECK CRYSTAL CHECK CONNECTOR P101 I501 LA7674 I501 LA7674 Q951 Q956 R G B 41 36 42 12 13 14 18 19 20 21 14 12 2 4 8 28 11 CHECK 9VDC CHECK VERT OUT I301 LA7837 CHECK...

Страница 14: ...DOES NOT OPERATE I701 CHECK FOR 60Hz OSC CHECK R G YS CHECK FOR 15 734Hz Vsync Hsync GND 5V OUT CHECK WAVE FORM I701 5V 19 25 24 42 18 B 17 22 41 COMPOSITE VIDEO 2Vpp R G B YS CHECK IF OSD DOES NOT O...

Страница 15: ...CH SSEP VOUT HDET 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 LOCK DET VIDEO AMP FM DET AFT AF AMP VIF AMP LIM AMP RF AGC ACC KILL ER IF AGC APC VCO TINT SHARP SOFT V...

Страница 16: ...A3 10 33 PA1 PB2 DA2 11 32 PA0 PB1 DA1 12 31 VIDEO PB0 DA0 13 30 PD0 PC0 14 29 PD1 SDIO PC6 15 28 PD2 SCK VCO 16 27 PD3 B PLLGND 17 26 PD4 G VSYN 18 25 PD5 R HSYN 19 24 VDD PD7 20 23 VSS PD6 FBKG 21 2...

Страница 17: ...A CLK 5V BP BT AGC 12V IF VERTICAL OUTPUT I301 PUMP UP OUTPUT 1 5 3 11 6 1 5 3 11 6 2 9 13 9V 50 60Hz ONE SHOT GND RAMP GEN VERT TRIGGER INPUT POWER SUPPLY FOR V OUT 25V OSC BLOCKING V OUT AC DC FEED...

Страница 18: ...aving 5000 ohms per volt or more sensitivity in the following manner connect a 1500 ohm 10 watt resistor paralleled by a 0 15 F 150V A C type capacitor between a known good earth ground water pipe con...

Страница 19: ...ng shelf space over or close to heat duct or in the path of heated air flow 2 Avoid conditions of high humidity such as Outdoor patio installations where dew is a factor Near steam radiators where ste...

Страница 20: ...22J C MYLAR 20 1 6KV 6200PF J BUP C404 CMYH3C602J C MYLAR 14 1 6KV 6000PF J BUP C405 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C406 CEXF1E102V C ELECTRO 25V RSS 1000MF 13X20 TP C407 CEXF1H479V C ELEC...

Страница 21: ...8 CCZF1E103Z C CERA 25V F 0 01MF Z AXIAL C529 CEXF1H109V C ELECTRO 50V RSS 1MF 5X11 TP C530 CCZF1E103Z C CERA 25V F 0 01MF Z AXIAL C532 CMXB1H103J C MYLAR 50V EU 0 01MF J TP C533 CEXF1H479V C ELECTRO...

Страница 22: ...K UL CSA C802 CEXF1C101V C ELECTRO 16V RSS 100MF 6 3X11 TP C803 CEYM2D331T C ELECTRO 200V LWF 330MF 25X50 C804 CEXF2C100V C ELECTRO 160V RSS 10MF 10X16 TP C805 CEXF2C101V C ELECTRO 160V RSS 100MF 16X...

Страница 23: ...D1N4148 DIODE 1N4148 TAPPING D712 DUZ5R1BM DIODE ZENER UZ 5 1BM D713 DUZ5R1BM DIODE ZENER UZ 5 1BM D714 D1N4148 DIODE 1N4148 TAPPING D715 D1N4148 DIODE 1N4148 TAPPING D716 D1N4003 DIODE 1N4003 TAPPIN...

Страница 24: ...UH K AXIAL 3 5MM L701 5CPZ101K02 COIL PEAKING 100UH K AXIAL 3 5MM L702 5CPZ220K02 COIL PEAKING 22UH K AXIAL 3 5MM L951 5CPX181J COIL PEAKING 180UH J RADIAL M351 4853524600 HOLDER CORD FR P P BK M551 4...

Страница 25: ...03 RD AZ330J R CARBON FILM 1 6 33 OHM J R104 RD AZ561J R CARBON FILM 1 6 560 OHM J R105 RD AZ562J R CARBON FILM 1 6 5 6K OHM J R106 RD AZ331J R CARBON FILM 1 6 330 OHM J R107 RS02Z470J R M OXIDE FILM...

Страница 26: ...J TAPPING R415 RD AZ102J R CARBON FILM 1 6 1K OHM J R416 RD 2Z154J R CARBON FILM 14 1 2 150K OHM J R416 RD 2Z124J R CARBON FILM 20 1 2 120K OHM J R417 RF01Z229J R FUSIBLE 1W 2 2 OHM J TAPPING R418 RS...

Страница 27: ...M J R541 RD AZ102J R CARBON FILM 1 6 1K OHM J R542 RD AZ511J R CARBON FILM 1 6 510 OHM J R543 RD AZ821J R CARBON FILM 1 6 820 OHM J R544 RD AZ103J R CARBON FILM 1 6 10K OHM J R545 RD AZ104J R CARBON F...

Страница 28: ...R CARBON FILM 1 6 39K OHM J R726 RD AZ273J R CARBON FILM 1 6 27K OHM J R727 RD AZ363J R CARBON FILM 1 6 36K OHM J R728 RD AZ243J R CARBON FILM 1 6 24K OHM J R729 RD AZ103J R CARBON FILM 1 6 10K OHM J...

Страница 29: ...1 6 130K OHM J R778 RD AZ154J R CARBON FILM 1 6 150K OHM J R779 RD AZ472J R CARBON FILM 1 6 4 7K OHM J R780 RD 2Z273J R CARBON FILM 1 2 27K OHM J R782 RD AZ822J R CARBON FILM 1 6 8 2K OHM J R801 RX10T...

Страница 30: ...1105V 1C 1P SW201 5S40403035 SW LEVER JRS 1301 T401 5T0K000017 TRANS DRIVE TLN 1039 T401J 4857234100 SHIELD PLATE SPTH C T0 3 T402 50H0000132 FBT 14 FSA25002S T402 50H0000163 FBT 20 KFS 61251 T601 5T...

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