Samsung CS7202NBX/EIS Скачать руководство пользователя страница 25 | Manualshive

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Samsung CS7202NBX/EIS Скачать руководство пользователя страница 25

5-3

Samsung Electronics

5-3 No Video (Sound OK)

Yes

No

No

Yes

No

No

Check IC201
Pin 6 (CVBS)

Check/Replace

IC201

Check IC201

Pins 19, 20, 21

(R/G/B-OUT)

Check IC201
pin 27 (Y-IN)

Check/Replace

IC201, Q203

Check IC501, 502,

503 on the CRT PCB

Check/Replace

IC501, 502, 503

Check/Replace

R411, R527 (HEATER 6.3Vrms)

CRT, V999

Yes

No

Check IC201

Pin 12,37 (8V)

Check/Replace

IC802 TDA8133

Yes

Yes

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Содержание CS7202NBX/EIS

Страница 1: ...2NX EIS COLOR TELEVISION RECEIVER CONTENTS Precautions Specifications and IC Data Disassembly and Reassembly Alignment and Adjustments Troubleshooting Electric Parts List System Block Diagrams PCB Lay...

Страница 2: ...ELECTRONICS Samsung Electronics Co Ltd SEP 1997 Printed in Korea 3SCT12B 02 65...

Страница 3: ...s metal cabinets screwheads and control shafts The current measured should not exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test Fig 1 1 AC Leakage Test 6 Antenna...

Страница 4: ...appear to have overheated or that are otherwise damaged should be replaced with parts that meet the original specifications Always determine the cause of damage or overheat ing and correct any potent...

Страница 5: ...sible conductive parts examples metal panels input terminals and earphone jacks 6 Insulation Checking Procedure Disconnect the power cord from the AC source and turn the power switch ON Connect an ins...

Страница 6: ...rical charges that damage ESDs 5 Use only a grounded tip soldering iron when soldering or unsoldering ESDs 6 Use only an anti static solder removal device Many solder removal devices are not rated as...

Страница 7: ...PAL SECAM D K 1 13 21 69 PAL SECAM D K SECAM K1 38 90 32 40 34 47 SECAM K1 PAL D 2 9 13 57 PAL I 38 90 32 90 34 47 MODEL CI CII CX CK CW CS 25 Inch 28 29 Inch SED CPT PHILIPS CPT SED CPT PHILIPS CPT...

Страница 8: ...CODER IC301 TDA8350Q VERTICAL DEFLECTION AMP IC401 KA7812 REGULATOR 12V IC501 TDA6101Q RGB DRIVE AMP IC502 TDA6101Q RGB DRIVE AMP IC503 TDA6101Q RGB DRIVE AMP IC504 SPK101T SPOT KILLER IC601 TDA7394 S...

Страница 9: ...DA8395 Pin 16 TDA4665 Pin 16 IC TRANSISTOR TRANSISTOR TDA8133 KA7812 IN G OUT TRANSISTOR TRANSISTOR 2SD1651 2SD1650 KSD5072 KSD5071 KSD1711 B C E E B C KSA815 Y KSA539 Y IC UPC574J or KA33V G1962 K295...

Страница 10: ...2 4 Samsung Electronics Memo Memo...

Страница 11: ...UP key NVS NVA NSL NHS NEW NEP NEC NET 6 The VOLUME keys increase or decrease the adjustment values stored in the non volatile memory when Adjustment Mode is cancelled 7 Cancel the Adjustment Mode by...

Страница 12: ...NVA NHS NEW NEP NEC NET LCO TSC FUNCTION AUTO GAIN CONTROL VOLTAGE CONTROLLED OSCILLATOR SUB BRIGHT SUB CONTRAST SUB COLOR LEVEL ADJUSTMENT STEREO ADJUSTMENT RED CUTOFF GREEN CUTOFF BLUE CUTOFF S CORR...

Страница 13: ...ervice Mode is on The cursor will move to the test pattern Press the VOLUME keys On screen display o RED o GREEN o BLUE 3 AGING Mode Reference Only This pattern is used for pre heating the CRT during...

Страница 14: ...CH NUMBER IS DISPLAY I AV 1 AV 2 MODE CH NUMBER IS NOT DISPLAY IN AV 1 AV 2 MODE AUTO ON MUTE OR POLAND SAFETY TABLE 1 4 2 4 Option Byte Table REMARKS SCART JACK RCA JACK BYTE 0 LANGUAGE TABLE 1 ZOOM...

Страница 15: ...RUMANIA CROATIA SZM 179CH CHINA ENGLISH CHINA TABLE 1 LANGUAGE BIT LOGIC L H BYTE 1 D0 SZM 155AR SZM 179CH NO MUTE IF NO RF INPUT MUTE IF NO RF INPUT SZM 157WTX 1 STAND BY LED TURNED ON IN STAND BY MO...

Страница 16: ...CB CX CS OSD DELETE DELETE B G I D K DELETE D K B G DELETE DELETE B G I M D K ACTION I I B G I D K B G L L D K B G B G B G B G None None None 4 6 None I OSD DELETE DELETE AUTO PAL NT4 43 SECAM DELETE...

Страница 17: ...s while the TV is turned on Make sure that the power cord is disconnected before replacing any parts 8 To protect against shock hazard use an isolation transformer 4 3 2 Automatic Degaussing A degauss...

Страница 18: ...oke forward and adjust for the best overall green screen 10 Temporarily tighten the deflection yoke 11 Produce blue and red rasters by adjusting the low light controls Check for good purity in each fi...

Страница 19: ...YOKE CLAMP SCREW 6 POLE CONVERGENCE 4 POLE CONVERGENCE 4 3 7 White Balance Adjustment 4 3 7 a High Light Adjustment 1 Input either a Lion Head or a pure white pattern 2 Warm up the TV for 30 minutes 3...

Страница 20: ...ed and blue line onto the green Changing the angle affects the vertical lines and rotating both magnets affects the horizontal lines 7 Repeat adjustments 2 6 if necessary 8 Since the 4 pole magnets an...

Страница 21: ...ern 2 SET the SC Data steps 10 12 in the Factory Mode 3 Adjust with PVS starts blinking exactly at middle of the screen 4 Adjustment with PVA Top and Bottom margins of the picture are 4 5 Adjustment w...

Страница 22: ...4 12 Samsung Electronics Memo Memo...

Страница 23: ...cs 5 Troubleshooting 5 1 No Video Raster On No Sound Yes No Check Replace TU101 No Measure the Voltage of Each Pin of TU101 Check IC901 Pins 39 40 See No Video Sound OK See No Sound Video OK Check Rep...

Страница 24: ...Pin 9 5V Check Replace IC801 D801 Check Replace IC802 TDA8133 Check IC901 Pin 18 Stand by 0V Normal 5V Check Replace IC901 DZ903 DZ902 Check IC901 Pin 16 4V Check Replace IC901 com Check IC201 Pin 40...

Страница 25: ...BS Check Replace IC201 Check IC201 Pins 19 20 21 R G B OUT Check IC201 pin 27 Y IN Check Replace IC201 Q203 Check IC501 502 503 on the CRT PCB Check Replace IC501 502 503 Check Replace R411 R527 HEATE...

Страница 26: ...k IC601 Pin 3 13 Check Replace D809 R602 R603 IC601 Check Sound Module SDA SCL R L out Check Replace IC401 IC804 Check IC601 Pin Sound output Check Replace IC601 Check Sound Module 12V 5V Check Replac...

Страница 27: ...NOB CONTROL 62 7202 ABS HB BLK 1 1 11 6002 000514 SCREW TAPPING KNOB RH 2 M4 L15 ZPC BLK SWR 2 S N A 1 12 AA64 40238A INDICATOR LED 62 7202 ACRYL 1 S N A 1 13 AA64 40060A WINDOW REMOCON ABS HB LG41338...

Страница 28: ...2202 002037 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V C251 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m C252 2202 000796 C CERAMIC MLC AXIAL 1NF 10 50V Y5P TP 3 C255 2202 000861 C CERAMIC MLC AX...

Страница 29: ...DE RECTIFIER 1N4004 400V 1A DO 41 TP D207 0401 000005 DIODE SWITCHING 1N4148 75V 300mA DO 35 T D208 0401 000005 DIODE SWITCHING 1N4148 75V 300mA DO 35 T D401 0402 000132 DIODE RECTIFIER 1N4004 400V 1A...

Страница 30: ...2001 000281 R CARBON 100ohm 5 1 8W AA TP 1 8x3 2mm R204 2001 000281 R CARBON 100ohm 5 1 8W AA TP 1 8x3 2mm R205 2001 000005 R CARBON 390OHM 5 1 8W AA TP R206 2001 000429 R CARBON 1KOHM 5 1 8W AA TP R...

Страница 31: ...001 000429 R CARBON 1KOHM 5 1 8W AA TP R942 2001 000290 R CARBON 10KOHM 5 1 8W AA TP R943 2001 000449 R CARBON 2 2Kohm 5 1 8W AA TP 1 8x3 2m R944 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP R947 2001 00...

Страница 32: ...AA TP 2 4x6 4 R521 2002 001009 R COMPOSITION 2 7Kohm 10 1 2W AA TP 3 7 R522 2002 001009 R COMPOSITION 2 7Kohm 10 1 2W AA TP 3 7 R523 2002 001009 R COMPOSITION 2 7Kohm 10 1 2W AA TP 3 7 R525 2002 0010...

Страница 33: ...Y5V TP CJ66 2401 002144 C AL 47uF 20 16V GP TP 5x11 5 CJ67 2401 002144 C AL 47uF 20 16V GP TP 5x11 5 CJ68 2401 001989 C AL 4 7uF 20 50V BP TP 5x11 5 CJ69 2203 000983 C CERAMIC CHIP 47nF 10 50V X7R TP...

Страница 34: ...5 1 10W DA TP 2012 RJ95 2007 000282 R CHIP 100KOHM 5 1 10W DA TP 2012 RJ96 2007 000282 R CHIP 100KOHM 5 1 10W DA TP 2012 RL06 2007 000941 R CHIP 47KOHM 5 1 10W DA TP 2012 RL07 2007 001071 R CHIP 6 8K...

Страница 35: ...C4558 SAA7283 CN604 EEP ROM 24C04 A P IIC BUS IC MCU TO com B 5V STAND BY POWER ON POWER CORD BRIDGE DIODE STR6709 SWITCHING TRANS SWITCH MULTI REGULATOR TDA8133 REGULATOR 78R05 TO SOUND B B 130 155V...

Страница 36: ...N GND SCT2 VIDEO IN GND SCT2 IN L SCT2 IN R SCT2 IN L SCT2 IN R POWER CORD 1 8 7 6 5 4 3 CUT OFF CVBS GND R 8V B GND 1 2 3 4 5 R OUT L OUT GND R OUT L OUT 1 2 3 4 5 6 130V 155V 200V GND HEATER GND 16...

Страница 37: ...10 2 Samsung Electronics Memo Memo...

Страница 38: ...10 Schematic Diagrams Samsung Electronics Schematic Diagrams 12 1 10 1 PWB MAIN One Chip...

Страница 39: ...10 2 PWB MAIN Power Schematic Diagrams 12 2 Samsung Electronics...

Страница 40: ...10 3 PWB MAIN m com Samsung Electronics Schematic Diagrams 12 3...

Страница 41: ...10 4 SOUND MODULE Schematic Diagrams 12 4 Samsung Electronics...

Страница 42: ...Samsung Electronics 10 5 PWB MAIN Audio AMP Schematic Diagrams 12 5...

Страница 43: ...10 6 PWB A V Schematic Diagrams 12 6 Samsung Electronics...

Страница 44: ...Samsung Electronics 10 7 PWB CRT Schematic Diagrams 12 7...

Страница 45: ...10 8 PWB TTX Schematic Diagrams 12 8 Samsung Electronics...

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