COLOR TELEVISION RECEIVER Chassis : K51A Model: TXJ2060 TXJ2754 TXJ2066 TXJ2766 TXJ2067 TXJ2767 TXJ2554 TXJ2768 TXJ2566 TXJ2879 TXJ2567 COLOR TELEVISION RECEIVER CONTENTS Precautions Specifications and IC Data Alignment and Adjustments Troubleshooting Exploded Views and Parts List Electric Parts List Block Diagrams...
Heed the high voltage limits. These include not exceed 0.5 milliamp. Reverse the power- the XÐray Protection Specifications Label, and plug prongs in the AC outlet and repeat the the Product Safety and X-ray Warning Note on test. the service data schematic. Samsung Electronics...
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14. Components, parts and wiring that 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 overheating, and correct any potential hazards. Samsung Electronics...
Make sure that the portion around the serviced part has not been damaged. 8. Always connect a test instrumentÕs ground lead to the instrument chassis ground before connecting the positive lead; always remove the instrumentÕs ground lead last. Samsung Electronics...
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4. Do not use freon-propelled chemicals. These unpackaged replacement ESDs. Motions such can generate electrical charges that damage as brushing clothes together, or lifting a foot ESDs. from a carpeted floor can generate enough static electricity to damage an ESD. Samsung Electronics...
CHANNELS RECEIVED CN-29D4WZ CN-565BWZ CN-25D4WZ CN-7202WZ MODEL CN-566BWZ CN-663AWZ CN-765DWZ VOLTAGE AC 100-240V (Argentina: AC 220V) POWER CONSUMPTION 85 WATTS 110 WATTS 120 WATTS 50/60 Hz (Argentina: 50 Hz) POWER FREQUENCY VHF: 2~13, UHF: 14~69, CATV: 1,14~125 CHANNELS RECEIVED Samsung Electronics...
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SOUND AMP IC 3W x 2 (MONO) TDA7266S STEREO MODEL IC701 TDA7449 VOLUME CONTROL IC CT633BW/CT683BW/CT766DW IC801 KA3S1265R POWER IC CT566BV/CT566BW/CT567BW/CT568BW IC802 KA7630 MULTI REGULATOR IC IC901 SZM368ET MICOM IC902 XL24C08P EEPROM ICD01 CXA2104S MTS IC STEREO MODEL ONLY Samsung Electronics...
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DIODE XLS24C08P (PIN 8) TDA8377 (PIN 56) TRANSISTOR TRANSISTOR SAW-FILTER M3951M KSC2073 M9260M KSA940 2SD1887 KSC815Y 2SD1880 KSA539-Y KSD5072 KSD5703 E B C TRANSISTOR TRANSISTOR C2331-Y LA7845 KSR1010 KA7812 KA7809 E C B Fig. 2-1 Semiconductor Base Diagrams Samsung Electronics...
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RED INPUT X-TAL (3.58) SECAM REF OUTPUT GREEN INPUT (R-Y) INPUT BLUE INPUT (B-Y) INPUT PIP/OSD RGB INSERTION SWITCH INP LUMINANCE INPUT (R-Y) OUTPUT SDIL56 (B-Y) OUTPUT LUMINANCE OUTPUT Fig. 2-2 SDIL56 CVBS : Composite Video Blanking Signal Samsung Electronics...
3. Access the Adjustment Mode by pressing the ÒVOLUMEÓ keys ( , ) The adjustment parameters are listed in the accompanying table. Select them by pressing the CHANNEL keys ( , ). 4. After completing the Factory Mode adjustments, turn the power switch OFF. Samsung Electronics...
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S C R EWAN 45 S C R EWAP S T T EWPN S T T EWPP EWCN EWCP EWTN EWPT P L A P L A ¯ ¯ Press VOL Press VOL ¯ ¯ POWER OFF POWER OFF Samsung Electronics...
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566BWZ 29D4WZ 225BZ 25D4WZ (OSD) BYTE 0 BYTE 1 SPECTRAL WIDEBAND HIGH - LIGHT WHITE Y ± 5 BALANCE LOW - LIGHT ADJUSTMENT Y ± 0.2 2.4V 2.4V MEASURING PULS ADJUSTMENT VOLTAGE 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V Samsung Electronics...
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00 : ENGLISH 01 : SPANISH (SEDA) LANGUAGE 02 : PORTUGUESE 11 : NOT USED NO VIDEO MUTE NO VIDEO MUTE VIDEO MUTE NO AUDIO MUTE NO AUDIO MUTE AUDIO MUTE NO ATS V-CHIP V-CHIP NO V - CHIP Samsung Electronics...
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TV is turned on. Make sure 3. Use the specified test equipment or its that the power cord is disconnected before equivalent. replacing any parts. 4. Correct impedance matching is essential. 8. To protect against shock hazard, use an isolation transformer. Samsung Electronics...
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29.5KV under any conditions. 5. To restore picture and sound, temporarily turn off the AC power supply. After about 30 SIZE 21”± 1 25” 29” 29”± 1 seconds, switch power ON. 27.5KV 29.5KV 29.5KV 29.5KV H-VOLTAGE Samsung Electronics...
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LOCATION Fig. 3-1 Tube Assembly 2 POLE PURITY ADJUST THE ANGLE (VERTICAL LINES) FIXED YOKE CLAMP SCREW 6 POLE CONVERGENCE ROTATE TWO TABS 4 POLE AT THE SAME TIME CONVERGENCE (HORIZONTAL LINES) Fig. 3-2 Purity and Convergence Magnets Samsung Electronics...
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4. Set AGC (in the Factory Mode) so that the DC level of IC TDA8377 Pin 53 is 3.0±0.05V. 3-3-10 AFT (VCO Adjustment) 1. Input an AGC adjustment signal. 2. Select Factory Mode VCO and press the MUTE key one time. 3. GEOMATRIX adjustments Samsung Electronics...
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3-3-11 (H) HORIZONTAL SHIFT ADJUSTMENT 1. Input a lion head pattern. 2. Adjust ÒHSÓ in the Service Mode so that the left and right margins of the lion head pattern are 5.0 ± 0.5 : CT633BW/CT683BW, 6.3 ± 0.5 : CT566BV/CT566BW/CT568BW/CT765DW/ CT766DW/CT762B/CT25D4/CT29D4. Samsung Electronics...
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3. When the voltage of the power control port becomes low, the current flowing through Q903 (R812) is cut. 4. When the voltages across R803 become less than 3.5V, the S-D current (Q801) is cut. 5. DZ809 is required for protecting the G-port (Q801). 3-10 Samsung Electronics...
Open Check/Replace F801 Less than 50V More than 130V Check/Replace Check/Replace FS Check/Replace Normal AVR circuit circuit the AVR circuit. (ADJ Pin of STR) Check/Replace Check/Replace 1) D801 the power switch 2) Short the Degaussing Coil 3) C801 Samsung Electronics...
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No Raster (Sound Ok) Check that CRT Heater Check Heater plus is Lighting Abnormal Normal Abnormal Check/Replace Check/Replace Check H.V of CRT CRT Drive Circuit Check/Replace Normal Abnormal Check/Replace IC201 Check I C Data Normal Check CRT Drive Circuit Samsung Electronics...
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In the Factory Mode, select " V-sync Not Used" (See " Option Byte Table 3-2") Abnormal Normal Check D812 (D811) Normal Check IC301 Check T444 R410, R409 Abnormal Check IC201 Abnormal Check/Replace 46 47 IC301 Abnormal Check/Replace Check/Replace IC201 Samsung Electronics...
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No Sound Check IC603 Normal Abnormal 14 15 Abnormal Check Normal Check IC603 Speaker Pin 12 Normal Check IC701 Check/Replace IC603 Check/Replace IC701 Pin 19 20 Abnormal Check ICD01 Normal Check ICD01 Check/Replace IC701 Abnormal Check ICD01 Check/Replace ICD01 Samsung Electronics...
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OSD " PAL-M" or It's not normal "PAL-N" or " NTSC" signal appear? Normal Check B + (5V), Check ICP01 Replace ICH01 Abnormal Check IC901 Check QL01, QL02 Abnormal Check/Replace XL01, XL02 and X202 that part Normal Check/Replace IC201 Samsung Electronics...
Schematic Diagrams 8. Schematic Diagrams 8-1 MAIN (1/3) MONO MODEL : Power Line : Signal Line Samsung Electronics...
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Schematic Diagrams 8-2 MAIN (2/3) MONO MODEL TP12 TP15 TP11 TP10 TP16 TP16 TP15 TP10 TP12 TP11 : Power Line : Signal Line Samsung Electronics...
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Schematic Diagrams 8-3 MAIN (3/3) MONO MODEL TP17 TP22 TP20 TP19 TP18 TP23 TP19 TP24 TP23 TP25 TP20 TP25 TP22 TP24 TP17 TP21 TP21 TP18 : Power Line : Signal Line Samsung Electronics...
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Schematic Diagrams 8-4 MAIN (1/4) STEREO MODEL : Power Line : Signal Line Samsung Electronics...
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Schematic Diagrams 8-5 MAIN (2/4) STEREO MODEL TP12 TP13 TP11 TP10 TP16 TP15 TP14 TP14 TP10 TP15 TP12 TP13 TP11 TP16 : Power Line : Signal Line Samsung Electronics...
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Schematic Diagrams 8-6 MAIN (3/4) STEREO MODEL TP17 TP22 TP20 TP19 TP18 TP23 TP19 TP24 TP23 TP25 TP20 TP25 TP22 TP24 TP17 TP21 TP21 TP18 : Power Line Samsung Electronics...
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Schematic Diagrams 8-7 MAIN (4/4) STEREO MODEL 8-8 PIP : Power Line : Signal Line Samsung Electronics...