Samsung CT2088BL6X/XAP Скачать руководство пользователя страница 1

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SAMSUNG

COLOR TELEVISION RECEIVER

Chassis :

K15A (H)

Model:

CT2088BL6X/XAP
CT1488BL6X/XAP

COLOR TELEVISION RECEIVER

CONTENTS

Precautions

Specifications

Alignment and Adjustments

Troubleshooting

Exploded Views and Parts List

Electrical Parts List

Block Diagram

Wiring Diagrams

Schematic Diagrams

Содержание CT2088BL6X/XAP

Страница 1: ...Model CT2088BL6X XAP CT1488BL6X XAP COLOR TELEVISION RECEIVER CONTENTS Precautions Specifications Alignment and Adjustments Troubleshooting Exploded Views and Parts List Electrical Parts List Block Diagram Wiring Diagrams Schematic Diagrams 1 2 3 4 5 6 7 8 9 ...

Страница 2: ...ELECTRONICS Samsung Electronics Co Ltd APR 2000 Printed in Korea 3K15A 8801 ...

Страница 3: ...ts 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 Cold Check With the unit s AC plug disconnected from the AC source connect an electrical jumper across the two AC prongs Connect one lead of the ohmmeter to an AC prong Connect the other lead to the ...

Страница 4: ...t 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 potential hazards 15 Observe the original lead dress especially near the following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched out of p...

Страница 5: ... terminals and earphone jacks 6 Insulation Checking Procedure Disconnect the power cord from the AC source and turn the power switch ON Connect an insulation resistance meter 500V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be greater than 1 megohm 7 Never defeat any of the B voltage interlocks Do not app...

Страница 6: ... Do not use freon propelled chemicals These can generate electrical 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 anti static these can accumulate sufficient electrical charge to damage ESDs 7 Do not remove a replacement ESD from its protective package...

Страница 7: ...A48KRD82X H A51KQJ63X Power Requirement AC 120V 60Hz AC 100 240 50Hz 60Hz Operating System REMOCON SYSTEM SZM370TH Tuning Ranges VHF CH 2 13 UHF CH 14 69 CABLE CH 1 14 125 Antenna Input Impedance 75 ohm UNBALANCED TYPE FOR VHF UHF Intermediate Frequency PICTURE 45 75MHz SOUND 41 25MHz COLOR SUB CARRIER 42 17MHz Speaker Impedance Dual 8 ohm 6W x 2 ...

Страница 8: ...MEMO 2 2 Samsung Electronics ...

Страница 9: ...let RC XXX VCO XX GC XXX SBT XX BC XX SCT XX VA XX SCR XX VS XX STT XXX HS XX GG XXX SS XX BG XXX SVC MUTE AGC XX AGC XX RC XXX GC XXX SBT XX BC XX SCT XX VA XX SCR XX VS XX STT XXX HS XX GG XXX SS XX BG XXX SVC MUTE VCO XX VCO 71 AGC XX XXX XXX XX XX XX VA XX XX VS XX XXX HS XX XXX SS XX XXX SVC MUTE VCO XX RC GC SBT BC SCT SCR STT GG BG ADJUSTMENT PATTERN OPTION RESET ADJUSTMENT PATTERN OPTION R...

Страница 10: ... 0 0 BYTE 1 0 4 ADJUSTMENT PATTERN OPTION RESET ADJUSTMENT PATTERN OPTION RESET ADJUSTMENT PATTERN OPTION RESET ADJUSTMENT PATTERN OPTION RESET ADJUSTMENT PATTERN OPTION RESET Initalized 3 1 3 Adjustment in Option Mode This adjustment is necessary whenever the EEPROM is replaced Input data as marked on the back cabinet Select SET OPTION by pressing the Channel key twice Press the Volume keys to en...

Страница 11: ...final step in servicing 2 Turn the power switch ON and adjust customer controls for normal operation 3 Temporarily short pin X to pin R on the main board RX06 RX04 with a jumper wire Raster will disappear 4 The TV must remain in this state even after removing the jumper wire This shows that the failsafe circuit is working properly 5 To recover picture and sound temporarily turn off the TV and allo...

Страница 12: ...with an oscilloscope 3 Adjust STT in the service mode until the 6th peak is the highest and the 5th and 7th peaks have equal heights 3 2 10 Sub Color Adjustment 1 Do sub color adjustment after the Sub Contrast and Sub Tint adjustments 2 D208 should still be shorted The ABL should still be switched OFF 3 Input a color bar pattern Use a pattern gen erator PM5518 4 Check CN201 R OUT use an oscillosco...

Страница 13: ...put a high light pattern 2 Adjust GG BG in the Service Mode 3 Recheck in low light 3 2 12 Sub Brightness Adjustment 1 Input a Toshiba pattern 2 Warm up the receiver for 10 minutes 3 Enter the Service Mode and set SB to the point where the 5th point is brighter in the gray scale 3 2 13 Vertical Size Adjustment 1 Input a lion head pattern 2 After the vertical center adjustment enter into the service...

Страница 14: ... Used Digital 1 Chip Input Used No Sound Mute during no signal Video Only Power Off after 15 minute during no signal AIR STD HRC AFN REMARK 1 for army NT Only 3 3 Option Byte Table Note The option bytes are adjusted in the Service mode BYTE 1 D7 D6 D5 D4 D3 D2 D1 D0 NAME TURBO MTS V CHIP FUNCTION 0 No Turbo function No MTS function No V CHIP function 0 Turbo function exists MTS function exists V C...

Страница 15: ...No Power Check IC801S Pin 1 Oscillation Check IC801S Pin 3 B Abnormal Abnormal 0 15V Check Replace D806 Q401 Q801 D802 D814 Check and Replace D801S D804S Abnormal Abnormal 0V Normal 15 20V Check Replace PC802 Check IC801S Pin 4 Voltage Check IC802 Check Replace IC802 R812 D856 ON Abnormal Normal 0 5 3V Check Replace DZ802 D806 ...

Страница 16: ...oltage of IC601 pin 3 13 Check power 12 5V Line Volum Up Replace IC601 Check SIF L201 Check Waveform of IC201 pin 52 Check Waveform of ICA02 pin 6 9 Replace IC201 or Check power 9V Line Voltage Replace ICA02 or Check power 9V Line Voltage OK OK Check Waveform of ICA02 pin 4 5 Abnormal Abnormal Normal Normal Normal Normal Normal Normal Normal approx 12 5V Abnormal Abnormal Abnormal Abnormal Abnorma...

Страница 17: ...al Check Replace IC201S NG Single Horizontal Line Check 24V C Voltage Check Waveform of IC201S Pins 22 24 Normal O K Check Whether a horizontal line appears in the service mode Check Replace IC301 Check FBT Pin 2 24V Oscillation Normal NG Check R409 Open Check Replace R409 Open Check Replace FBT ...

Страница 18: ... voltage line Check Micom IC901 Check tuner SCL SDA waveform Check tuner IF terminal waveform Check IC201S Pins 7 8 waveform Replace tuner Check whether AGC and AFTadjustment are normal in the service mode Check IC201S Pin 47 waveform level Check IC201S Pin 37 waveform level Readjust AGC and AFT Check IC201S Pin 41 waveform level Check IC201 Pin 43 waveform level Check IC201S Pins 19 20 21 wavefor...

Страница 19: ...8 AA63 00202C COVER CONTROL 20S4 GD906P EPG NT HIPS 1 1 9 AA61 40113A STOPPER PCB 501H HIPS NTR HB 1 1 10 AA65 30105A CLAMP WIRE NYLON 66 V2 NTR 15MM ALL MODE 2 1 11 AA64 00702B KNOB CONTROL 20S4 ABS HB G3676 1 1 12 6003 001026 SCREW TAPTITE RH B M4 L15 ZPC BLK SWR 1 1 13 3001 001088 SPEAKER 5W 8ohm 90dB 250Hz 50Hz 2 1 14 6003 001026 SCREW TAPTITE RH B M4 L15 ZPC BLK SWR 12 2 AA03 10029Z CRT COLOR...

Страница 20: ...MEMO 5 2 Samsung Electronics ...

Страница 21: ...3 9x10mm R606 2001 000613 R CARBON 3 9KOHM 5 1 8W AA TP 1 8X3 2MM R607 2001 000890 R CARBON 6 8KOHM 5 1 8W AA TP 1 8X3 2MM RM01 2002 001006 R COMPOSITION 4 7Kohm 5 1 2W AA TP 3 7x9mm RM02 2002 001006 R COMPOSITION 4 7Kohm 5 1 2W AA TP 3 7x9mm RS604 2001 000613 R CARBON 3 9KOHM 5 1 8W AA TP 1 8X3 2MM RS605 2001 000890 R CARBON 6 8KOHM 5 1 8W AA TP 1 8X3 2MM RU10 2001 000780 R CARBON 470OHM 5 1 8W A...

Страница 22: ...GP TP 5x11 5 C604 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 C611 2202 000279 C CERAMIC MLC AXIAL 47pF 5 50V SL TP 3 C612 2202 000279 C CERAMIC MLC AXIAL 47pF 5 50V SL TP 3 C701 2305 000665 C FILM MPEF 100nF 5 63V TP 7 5x4 0x5 0m C705 2202 000183 C CERAMIC MLC AXIAL 2 2NF 20 16V Y5R TP C801 2401 003025 C AL 330uF 20 400V GP ST 30x40 10 C802 2201 000119 C CERAMIC DISC 100nF 80 20 50V Y5V TP C803 2301...

Страница 23: ... 3A 3 5x5 TP L901 2701 000197 INDUCTOR AXIAL 5 6uH 10 2 5x3 4mm L902 2701 000114 INDUCTOR AXIAL 10uH 10 2 5x3 4mm L999 2701 000115 INDUCTOR AXIAL 10uH 10 3x7mm LC801S AA27 20003X COIL DEGAUSSING 20 14 4ohm 48T L2170 LD901 AA96 30007A ASSY LED GUIDE AA61 50055A DL G7GA GRE LR401S AA27 30001B COIL LINEARLITY 195uH QIC1010 PI0 4 4 LX801S AA29 30001D FILTER LINE NOISE SQ1913 6 0MH 0 8A NT801S 1404 001...

Страница 24: ... 1 8X3 2MM R903 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R904 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R905 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM R906 2001 000472 R CARBON 2 7KOHM 5 1 8W AA TP 1 8X3 2M R907 2001 000995 R CARBON 820OHM 5 1 8W AA TP 1 8X3 2MM R909 2001 000613 R CARBON 3 9KOHM 5 1 8W AA TP 1 8X3 2M R910 2001 000995 R CARBON 820OHM 5 1 8W AA TP 1 8X3 2M...

Страница 25: ...RENE BLK V0 W12 ASSY PCB SOUND AA95 00437AASSY PCB SOUND CT5066BZG K15A TURB CA01 2401 000480 C AL 10uF 20 50V GP TP 5x11 5 CA02 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 CA03 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 CA04 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 CA05 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 CA06 2305 000708 C FILM MPEF 150nF 5 100V TP 16 5x10 3x5 CA07 2305 000355 C FILM MPEF 330nF ...

Страница 26: ...6 6 Samsung Electronics MEMO ...

Страница 27: ...EO EXT IN VIDEO EXT IN AUDIO IC802 5V MICOM 9V 1 CHIP SOUND IC601 SF101 TU01 IC901 MICOM SZM370TH 1 CHIP 1F V C D KA2163B TA1282N SOUND MODULE PCB TURBO SOUND SWITCHING TRANS S 125V 12 5V PHOTO COULPER SAPS CONTROL IC KA3SO680 FBT FSV20A001 S SOUND AMP TDA7266S 2 CH SPEAKER 8ohm 6W CRT VERTICAL AMP IC KA2131 HORIZONTAL TR KSC5386 MULTI REGULATOR KA7631 T444S POWER CORD CP2 NO 4 0 2 Q401 ...

Страница 28: ...MEMO 7 2 Samsung Electronics ...

Страница 29: ...V1 V2 CN604 S P E A K E R L L L L A V L IN TV SOUND 9V SCL SDA2 R OUT L OUT GND A V R IN A V L IN TV SOUND 9V SCL SDA2 R IN CN703 R OUT V OUT L IN L OUT V IN GND AV L OUT AV L IN R IN R OUT V OUT L IN L OUT V IN GND AV L OUT AV L IN R G B 9V GND 180V GND HEATER R G B 9V GND 180V GND HEATER CN501 CN201 M A I N A S S Y P C B A V ASSY ...

Страница 30: ...MEMO 8 2 Samsung Electronics ...

Страница 31: ...9 Schematic Diagrams 9 1 MAIN 1 4 Schematic Diagrams Samsung Electronics 9 1 TP1 TP4 TP3 TP5 TP6 TP2 TP7 TP8 TP9 TP10 TP11 Power Line Signal Line TP1 TP7 TP2 TP8 TP3 TP9 TP4 TP10 TP5 TP11 TP6 ...

Страница 32: ...Schematic Diagrams 9 2 Samsung Electronics TP12 TP13 TP14 TP15 TP16 TP17 TP18 TP19 TP20 TP21 TP22 TP23 9 2 MAIN 2 4 Power Line Signal Line TP12 TP18 TP13 TP19 TP14 TP20 TP15 TP21 TP16 TP22 TP17 TP23 ...

Страница 33: ...ic Diagrams Samsung Electronics 9 3 TP38 TP36 TP37 TP32 TP33 TP31 TP30 TP28 TP29 TP26 TP27 TP25 TP24 TP34 TP35 9 3 MAIN 3 4 Power Line TP24 TP30 TP25 TP31 TP26 TP32 TP27 TP33 TP28 TP34 TP29 TP35 TP36 TP37 TP38 ...

Страница 34: ...Schematic Diagrams 9 4 Samsung Electronics 9 4 MAIN 4 4 Power Line Signal Line ...

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