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Troubleshooting

Samsung Electronics

7-1

7. Troubleshooting

7-1 No Raster

Check
ST-BY

Check ST5V

Q804 "E"

Check VIN(DC)

TS801S PIN 13

Abnormal

Abnormal

Abnormal

Check

FA803S

Check

MICOM

Check

FA801S

Normal

Normal

Normal

Normal

Abnormal

Normal

Abnormal

Abnormal

Abnormal

Abnormal

Normal

Normal

Normal

Normal

Check ST5V

HC801"D809"

Check ON/OFF

IC903 ; 3.3V

Check

MICOM

Check

B+(135V)

Check

F-BOX 5V, 9V

Check

F-BOX HD,VD

Check HIC401

Q402

Check

F-BOX I C

Check

H-BLK

V-BLK

Check9V:R829, IC803

5V:R827, FA802S

GND SHORT

REPLACE

F-BOX

Check

HC401 J6920

Check

DZ801,DZ802,

DZ803,IC804

Check

Vin(dc)T801S

Check

FP801S

Check

CRT ASSY

R529

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Содержание TXN2668WHFXXAA

Страница 1: ...Model TXN2668WHFXXAA COLOR TELEVISION RECEIVER CONTENTS Precautions Reference Information Specifications Alignment and Adjustments Exploded Views and Parts List Electrical Parts List Troubleshooting Block Diagrams Schematic Diagrams 1 2 3 4 5 6 7 8 9 ...

Страница 2: ...g Electronics Co Ltd OCT 2003 Printed in Korea AA82 01070A This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law ...

Страница 3: ...TAPTITE RH B M4 L12 ZPC BLK SWR 2 T0081 3 AA96 01502A ASSY PCB P SIDE A V TXM2771HFX K55A 1 APAV S N A 3 1 AA64 03346D DOOR AV 29A11 ABS HB G4309 SVM3012 1 T0150 3 2 AA41 00891A PCB A V SIDE CT 29A10 A K55A 10 1 00VER S N A 4 AA03 00397A CRT COLOR W66QDE893X200 380mG 0 34 0 53 1 T0063 5 AA96 01461B ASSY SPEAKER P 8ohm 28A11 10W Semidome S 1 T0175 S N A 6 6006 001095 SCREW ASS Y TAPT WP BH M4 L12 Z...

Страница 4: ...A TP 3 R125 2001 000554 R CARBON 270OHM 5 1 8W AA TP 3 R125 2001 000563 R CARBON 27KOHM 5 1 8W AA TP 1 8X3 2MM 3 R125 2001 000890 R CARBON 6 8KOHM 5 1 8W AA TP 3 R125 2001 000995 R CARBON 820OHM 5 1 8W AA TP 3 R075 2001 001040 R CARBON S 0 68OHM 5 1 2W AA 3 R075 2001 001045 R CARBON S 1 2KOHM 5 1 2W AB 3 R075 2001 001045 R CARBON S 1 2KOHM 5 1 2W AB 3 R075 2001 001053 R CARBON S 1 5OHM 5 1 2W AA 3...

Страница 5: ...ADER YW025 04 AUTO 3 BAND AA63 10002B BAND TIE NYLON66V2 L140 NTR S N A 3 SPG01 4715 000106 SURGEABSORBER 300V CHIP S N A 2 T0614 AA65 30110A CLAMP WIRE NYLON 66 V2 BLK PAL TVI ALL M S N A 2 T0073 AA94 13573A ASSY PCB MAIN K55A TXN2668WHFXXAA 3 Q409 0505 001116 FET SILICON BUZ73A N 200V 22A 0 6ohm 40W 3 PC801S 0604 001038 PHOTOCOUPLER TR 130 260 200MW 3 IC902 1103 001177 IC EEPROM24WC16 2048x8bit ...

Страница 6: ...V 500MW DO 4 DZ016 0403 000508 DIODE ZENER MTZJ5 6B 5 45 5 73V 500MW DO 4 DZ016 0403 000510 DIODE ZENER MTZJ6 2B 5 96 6 27V 500MW DO 4 DZ016 0403 000700 DIODE ZENER TZP33A 5 1000MW DO 41 TP 4 DZ016 0403 000700 DIODE ZENER TZP33A 5 1000MW DO 41 TP 4 DZ016 0403 000716 DIODE ZENER MTZJ4 7B 4 59 4 77V 500MW DO 4 DZ016 0403 001330 DIODE ZENER MTZJ30A 26 99 28 39V 500MW D 4 DZ016 0403 001221 DIODE ZENER...

Страница 7: ...5 2001 001093 R CARBON S 2 2KOHM 5 1 2W AA TP 2 4X6 4 R075 2001 001093 R CARBON S 2 2KOHM 5 1 2W AA TP 2 4X6 4 R075 2001 001093 R CARBON S 2 2KOHM 5 1 2W AA TP 2 4X6 4 R075 2001 001093 R CARBON S 2 2KOHM 5 1 2W AA TP 2 4X6 4 R075 2001 001096 R CARBON S 2 2OHM 5 1 2W AA 4 R819 2004 001983 R METAL 2 49KOHM 1 1 2W AA TP 2 4X6 4 4 R024 2004 004045 R METAL S 390OHM 1 1 2W AA TP 2 5X6 5M 4 R075 2001 001...

Страница 8: ...4 C923 2305 000665 C FILM 104J 60V 5MM TAPING 4 C925 2305 000665 C FILM 104J 60V 5MM TAPING 4 C701 2401 002075 C AL 4 7uF 20 50V GP TP 5x11 5mm 4 C701 2401 002075 C AL 4 7uF 20 50V GP TP 5x11 5mm 4 C701 2401 002075 C AL 4 7uF 20 50V GP TP 5x11 5mm 4 C701 2401 002075 C AL 4 7uF 20 50V GP TP 5x11 5mm 4 C701 2401 002075 C AL 4 7uF 20 50V GP TP 5x11 5mm 4 C701 2401 002075 C AL 4 7uF 20 50V GP TP 5x11 ...

Страница 9: ... 1 SN BSS3 E EH S N A 4 EY705 6042 000002 EYELET IDI 5 OD2 L3 1 SN BSS3 E EH S N A 4 EY706 6042 000002 EYELET IDI 5 OD2 L3 1 SN BSS3 E EH S N A 4 EY801 6042 000002 EYELET IDI 5 OD2 L3 1 SN BSS3 E EH S N A 4 EY802 6042 000002 EYELET IDI 5 OD2 L3 1 SN BSS3 E EH S N A 4 EY803 6042 000002 EYELET IDI 5 OD2 L3 1 SN BSS3 E EH S N A 4 EY804 6042 000002 EYELET IDI 5 OD2 L3 1 SN BSS3 E EH S N A 4 EY805 6042...

Страница 10: ...AD AA 3 5X1 0X6 3 L708 3301 000287 CORE FERRITEBEAD AA 3 5X1 0X6 3 00VER AA41 00891A PCB A V SIDE CT 29A10 A K55A 10 S N A 3 JK04 3722 000544 JACK VHS 4P 11 5mm AG BLK N 3 JKH01 3722 001061 JACK PHONE 1P 3 6MM AG BLK N 3 JA701 3722 001164 JACK PIN 3P 3 4mm SN WH YE RE 16 22 3 T0245 AA39 00070B LEAD CONNECTOR ASSY 4P YBNH250 04 35184 3 T0254 AA39 20069A LEAD CONNECTOR ASSY YBNH025 3 M2893 AA39 2007...

Страница 11: ...6 8 Samsung Electronics MEMO ...

Страница 12: ... 13 5V 434mA 404mA CPT Socket 19mA 78R05 IC802 7 9V 835mA 5V 210mA Main Tuner Sound Control IC Module Board 78RM33 IC202 5V 172mA 5V 183mA 5mA TDA7269 26 7V 17mA 78R09 12 36V 346mA 11 2V 212mA C2073 Main Tuner 9V 30mA Sound Control IC 9V 212mA 12 2V 135mA 6V 130mA No Sound 78R05 IC805 7 7V 217mA 7 8V 621mA 5V 431mA Module Board 3 3V 423mA Module Board 9V 86mA DDR1001A HIC401 12 2V 10mA Micom IC901...

Страница 13: ...MEMO 8 2 Samsung Electronics ...

Страница 14: ...8 3 PCB Layout Samsung Electronics Block Diagrams 8 3 ...

Страница 15: ...8R09 78R05 78R33 YPbPr YC CVBS 135V 24V 12V 8V MICOM SDA555 EEPROM 24W16 Sound Process MSP34 Feature Box SDA9407905 CXA2151 CXA2165 BA7657F UPD64083 TEA6425 SRC D A A D Def PIP Matrix H Out TR FJL6920 Vertical AMP LA7845 E W AMP LM393 Double Focus FBT 33V 200V V M RGB DRIVE TDA6111Q 3 CRT MAIN SPEAKER MAIN S AMP TDA7269 Woofer AMP TDA7269 RCA Jack Array ...

Страница 16: ...8 5 Power Block Diagram Samsung Electronics Block Diagrams 8 5 ...

Страница 17: ...M SRAM PIP CX2165 RGB Matrix Deflection CXA2151 Sync Counter Comp SW R G B DVD DTV BA7657F S W H OUT V OUT Main UPD64083 3D Comb 29 34 TDA6111Q 32 TDA6120Q REF AMP CATHODE VM COIL CRT DRIVE Ik VM Main TM Block Sub TM Block Jack Array Rear Jack Side Jack Super Jack ANT Micom AFT Feature Box TEA6425 S W ...

Страница 18: ...39 40 16 41 42 25 24 49 MICOM SDA555 AUDIO OUT AUDIO PROCESSOR MSP34XX L O R O L O R O L I R I ANA IN AV RO AV LO AV L3 AV R3 AV L2 AV R2 AV L1 AV R1 TM BLOCK MUTE SIF R L SIDE A V 7 11 AUDIO AMP TDA7269 4 2 39 24V CN702 Mute Timming Control R L AUDIO IN3 R L AUDIO IN2 AUDIO IN2 R L R L ...

Страница 19: ... Drive V N Drive 3 1 COMPARATOR KA393 FET G S D H DRIVE DDR1001A HDT H OUT TR FBT FUJ29 H PULSE SAW TOOTH 39 MICOM 5 2 7 PUMP UP INPUT V AMP LA7845 V1 V2 H1 H2 DY 1 V OUT 1 2 16 5VAC DOUBLE FOCUS MODULE 1 3 8 12 OUT EW CORECTION 20 H SYNC V SYNC DIODE MOD COL 16 5V FOCUS 10 ABL 53 4 INPUT 8 8 Deflection Block Diagram ...

Страница 20: ...TP01 TP02 TP09 TP10 TP11 TP03 TP04 TP05 TP07 TP08 TP06 9 Schematic Diagrams Samsung Electronics Schematic Diagrams 9 1 9 1 MAIN 1 TP07 TP08 TP09 TP10 TP11 TP01 TP02 TP03 TP04 TP05 TP06 ...

Страница 21: ...Schematic Diagrams 9 2 Samsung Electronics TP12 TP13 TP18 TP16 TP14 TP15 TP17 9 2 MAIN 2 TP18 TP12 TP13 TP14 TP15 TP16 TP17 ...

Страница 22: ...Samsung Electronics Schematic Diagrams 9 3 9 3 MAIN 3 TP19 TP19 ...

Страница 23: ...Schematic Diagrams 9 4 Samsung Electronics 9 4 MAIN 4 TP25 TP23 TP24 TP20 TP22 TP21 TP20 TP21 TP22 TP23 TP24 TP25 ...

Страница 24: ...Samsung Electronics Schematic Diagrams 9 5 9 5 CRT VM TDA6120Q ...

Страница 25: ...Schematic Diagrams 9 6 Samsung Electronics 9 6 CRT VM TDA6120Q ...

Страница 26: ...Samsung Electronics Schematic Diagrams 9 7 9 7 WOOFER ...

Страница 27: ...Schematic Diagrams 9 8 Samsung Electronics 9 8 FEATURE BOX 1 ...

Страница 28: ...Samsung Electronics Schematic Diagrams 9 9 9 9 FEATURE BOX 2 ...

Страница 29: ...Schematic Diagrams 9 10 Samsung Electronics 9 10 FEATURE BOX 3 ...

Страница 30: ...Samsung Electronics Schematic Diagrams 9 11 9 11 FEATURE BOX 4 ...

Страница 31: ...Schematic Diagrams 9 12 Samsung Electronics 9 12 SIDE AV WOOFER JACK CONTROL WOOFER JACK SIDE AV CONTROL ...

Страница 32: ...rtz Hour Inches Per Second Kilowatt hour Kilogram Kilohertz Kilohm Kilometer Kilometer Per Hour Kilovolt Kilovolt ampere Kilowatt Liter Megahertz MV MW MΩ m µA µF µH µm µs µW mA mg mH mI mm ms mV nF Ω pF Ib rpm rps s V VA W Wh Megavolt Megawatt Megohm Meter Microampere Microfarad Microhenry Micrometer Microsecond Microwatt Milliampere Milligram Millihenry Milliliter Millimeter Millisecond Millivol...

Страница 33: ...afe Ground Green Y High High Frequency High Fidelity Inductance Capacitance Integrated Circuit Intermediate Frequency I O L L LED LF MOSFET MTS NAB NEC NTSC OSD PCB PLL PWM QIF R RC RF R Y SAP SAW SIF SMPS S N SW TP TTL TV UHF UL UV VCD VCO VCXO VHF VIF VR VTR VTVM TR Input output Left Low Light Emitting Diode Low Frequency Metal Oxide Semiconductor Field Effect Tr Multi channel Television Sound N...

Страница 34: ... 002000 0801 000662 1001 001082 1001 001177 1203 001419 1203 002186 SDA555X OTP DDRI001A TCPN3081PC09C S DETECTOR 7027 78R05 FJL6920YDTU GSIB660 78R05 7269A KA5Q1565RF LA7845 24WC16 393 DIP 8P 78R09 MSP3421G0P0 8 TCLN3181PA09A S 7812A 431 7025 78RM33 BUZ73A 78RM33 7027 74HC123 BA7657F TEA6425D 4931 18 DPAK IC MCU IC HYBRID TUNER F S IC VOL IC VOLTAGE REGULATOR TR POWER DIODE BREDGE IC VOLTAGE REGU...

Страница 35: ...1 1201 001131 1201 000010 1203 000165 0502 000153 0502 000131 1201 001588 1201 001588 1201 001588 1201 000010 LF25C CXA2151Q UPD64083GF VSP9407B B11 CXA2165Q SC2344 D 2SA1011 D 6111Q 6111Q 6111Q 2030 78R12 2SC2344 D 2SCA1011 D 6120Q 6120Q 6120Q 2030 IC VOLTAGE REGULATOR IC SELECTOR IC SEPARATOR IC DECODER IC VIDEO PROCESS TR POWER TR POWER IC VIDEO AMP IC VIDEO AMP IC VIDEO AMP IC OP AMP IC POSI A...

Страница 36: ... Tuning System Intermediate Frequency Power Supply NTSC M VHF CH 2 13 UHF CH 14 69 CATV CH 1 14 125 VHF UHF 75 unbalanced Video 45 75 MHz Sound 41 25 MHz Chrominance Subcarrier 42 17 MHz AC 120V 60Hz Electronic Remote Control System ANTENNA INPUT RESISTANCE Receiving Channels ...

Страница 37: ...3 2 Samsung Electronics MEMO ...

Страница 38: ...ets 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 39: ...at 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 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 40: ...ssible 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 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 Neve...

Страница 41: ...n 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 until you are ready to install it Most replacement ESDs are packaged with leads that are electrically shorted together by conductive foam aluminum foil or other conductive material...

Страница 42: ...te control model adopting KS4A chassis Depending on sales location and product specifications some of specifications herein may be changed KS4A contains a dynamic focus circuit When CRT PCB FBT or CRT is replaced be sure to adjust in the following sequence 4 1 1 General Alignment Instructions 4 1 2 Focus Adjustment Dynamic Focus Adjustment 1 Input a crosshatch pattern 2 Select Standard from the me...

Страница 43: ...ot available use a DC multi meter in No Signal black screen to adjust RK BK GK so that the highest voltage becomes 175Vp p 4 1 4 White Balance Adjustment 1 Warm up the TV set for at least 30 minutes 2 Enter the Service Mode by pressing the remote control keys in the following sequence Power Off Mute 1 8 2 Power On 3 Initialize all set data 4 Input a Toshiba pattern 5 Using a probe CA100 do the Whi...

Страница 44: ...ustments are correct 2 Adjust Screen Voltage before White Balance Adjustments Make sure Screen Voltage is correct 3 If White Balance has been readjusted re check Screen Voltage 4 After adjustments are complete check the following If spots appear on the screen after pressing the Power On Off key readjust Screen Voltage If flyback lines appear on the screen readjust Screen Voltage ...

Страница 45: ...ed BUS STOP STOP LOW CXA2150Q CXA2151Q VSP940X BA7657F MSP34XX TUNER Control jack CXA2150Q CXA2151Q VSP940X BA7657F MSP34XX TUNER Control jack Reset when MSP34XX IC SOUND PROCESS IC has an error Active LOW Reset when VSP940X IC 1 chip IC has an error Analog GND TTX and USA Caption Input source Line 1V p p Main AFT Control jack 0 3 3V MICOM H SYNC Input POSITIVE Input 3 3 V p p MICOM V SYNC Input P...

Страница 46: ... 1 2V p p 0 9V p p HIGH HIGH HIGH HIGH H L HIGH OSD B OUT OUTPUT jack 0 38V p p half tone 0 9V p p OSD F B OUTPUT jack Clamped at SAND PULSE Half Tone LOW V SYNC INPUT F B INPUT JACK System NTSC PAL MUST be separated Active LOW 1080I control jack 1080i LOW RF High Magnetic field control ASSIGNMENT LOW GNDHIGH OPEN STATUS Initially these pins select an input source at LOW state F1 F0 fH L L M M 1 7...

Страница 47: ...5HF CL29Z7HEGX CL29Z6HEGX TXN2745FPX TXN3071WHF TXN3075WHF CL32Z7HEGX CL32Z6HEGX TXN3271HF TXN3275HF TXN2670WHF TXN3234HF TXN2798HF TXN3098WHF TXN3298HF CL34Z7HEGX CL34Z6HEGX H 275 265 45ft 275 265 45ft 275 265 45ft 275 265 40ft 275 265 45ft 275 265 45ft 275 265 45ft 275 265 45ft 275 265 40ft 275 265 45ft L H L 275 265 1 0ft 275 265 1 0ft 275 265 1 0ft 275 265 1 0ft 275 265 1 0ft 275 265 1 0ft 275...

Страница 48: ... 45 50 V Shi f t 30 30 30 28 27 30 30 30 28 28 H EW 30 30 30 30 32 32 30 30 30 30 H Shi f t 15 15 16 25 26 32 15 16 25 25 V L i near i t y 5 5 6 11 4 4 5 6 11 5 Upper L i near i ty 6 6 4 15 7 3 6 4 15 7 L ower L i near i t y 6 6 4 5 7 3 6 4 5 7 V SC 3 3 3 5 3 3 3 3 5 3 H Par abol a 30 30 32 40 28 40 30 32 40 40 Upper Cor ner 30 30 35 40 36 40 30 35 40 40 L ower Cor ner 32 32 35 35 32 35 32 35 35 3...

Страница 49: ...4Z6HEGX V Amp 1 1 0 2 0 2 1 0 2 2 V Shi f t 1 1 1 1 1 1 1 1 1 1 H EW 5 5 6 4 6 4 5 6 4 4 H Shi f t 3 3 3 3 3 3 3 3 3 3 V L i near i t y 0 0 0 0 0 0 0 0 0 0 Upper L i near i ty 0 0 0 0 0 0 0 0 0 0 L ower L i near i ty 0 0 0 0 0 0 0 0 0 0 V SC 0 0 0 0 0 0 0 0 0 0 H Parabo l a 0 0 0 0 0 0 0 0 0 0 Upper Cor ner 0 0 0 0 0 0 0 0 0 0 L ower Cor ner 0 0 0 0 0 0 0 0 0 0 H Trapez i um 0 0 0 0 0 0 0 0 0 0 Bo...

Страница 50: ...7HEGX CL34Z6HEGX V Amp 14 13 15 10 15 14 13 15 15 V Shi ft 5 4 4 4 4 5 4 4 4 H EW 8 0 10 10 10 8 0 10 10 H Shi f t 0 1 1 2 1 0 1 1 1 V L i near i t y 0 0 0 0 0 0 0 0 0 Up L i near i ty 0 0 0 0 0 0 0 0 0 L ower L i near i ty 0 0 0 0 0 0 0 0 0 V SC 0 0 0 0 0 0 0 0 0 H Parabol a 0 7 3 0 3 0 7 3 3 Upper Cor ner 0 3 0 2 0 0 3 0 0 L ower Cor ner 2 1 0 2 0 2 1 0 0 H Tr apez i um 3 3 3 0 3 3 3 3 3 Bow 4 0...

Страница 51: ...HF TXN2775HF CL29Z7HEGX CL29Z6HEGX TXN2745FPX TXN3071WHF TXN3075WHF CL32Z7HEGX CL32Z6HEGX TXN3271HF TXN3275HF TXN2670WHF TXN3234HF TXN2798HF TXN3098 WHF TXN3298HF CL34Z7HEGX CL34Z6HEGX V Amp 02 MODEL ONLY V Shi ft H EW H Shi f t V L i near i t y Up L i near i t y L ower L i near i ty V SC H Parabola Upper Cor ner L ower Cor ner H Trapez i um Bow Angl e V Posi t i on CXA Lef t Bl k CXA Ri ght Bl k ...

Страница 52: ...FLAT 34 FLAT 29 FLAT 32 WIDE 34 FLAT 34 FLAT TXN2771HF TXN2775HF CL29Z7HEGX CL29Z6HEGX TXN2745FPX TXN3071WHF TXN3075WHF CL32Z7HEGX CL32Z6HEGX TXN3271HF TXN3275HF TXN2670WHF TXN3234HF TXN2798HF TXN3098WHF TXN3298HF CL34Z7HEGX CL34Z6HEGX V Amp 2 2 3 V Shi ft 1 2 2 H EW 2 3 0 H Shi f t 3 5 7 CXA Left B l k 28 28 28 CXA R i ght B l k 36 36 36 ITEM MODEL DVI Offset 480p ...

Страница 53: ...AT 34 FLAT 29 FLAT 32 WIDE 34 FLAT 34 FLAT TXN2771HF TXN2775HF CL29Z7HEGX CL29Z6HEGX TXN2745FPX TXN3071WHF TXN3075WHF CL32Z7HEGX CL32Z6HEGX TXN3271HF TXN3275HF TXN2670WHF TXN3234HF TXN2798HF TXN3098WHF TXN3298HF CL34Z7HEGX CL34Z6HEGX V Amp 17 9 16 V Shi ft 4 4 1 H EW 1 2 7 H Shi f t 5 4 2 CXA Lef t B l k 50 50 50 CXA R i ght B l k 36 36 36 ITEM MODEL DVI Offset 1080i ...

Страница 54: ...25 30 32 26 24 25 30 32 32 C olor On O ff 1 1 1 1 1 1 1 1 1 1 C R OffSet 31 31 31 31 31 31 31 31 31 31 C B OffSet 31 31 31 31 31 31 31 31 31 31 R D rive 32 32 30 32 30 33 32 30 32 32 G D rive 32 32 28 24 32 24 32 28 24 24 B D rive 32 32 30 32 30 32 32 30 32 32 Sub B right 32 32 17 15 10 15 32 17 15 15 Sub C ontrast 10 10 10 10 10 10 10 10 10 10 Sub Color 18 18 18 18 18 18 18 15 15 15 Sub T int 7 7...

Страница 55: ...de 3 3 3 3 3 3 3 3 3 3 G amma 1 1 1 1 1 1 1 1 1 1 D PIC L ev el 3 3 3 3 3 3 3 3 3 3 D C Trans 2 2 2 2 2 3 2 2 2 3 ABL T H 7 7 15 15 15 0 7 15 15 7 V M L ev el 2 2 2 2 2 2 2 2 2 1 V M Coring 3 3 3 0 3 0 3 3 0 0 V M f0 2 2 2 2 2 2 2 2 2 2 V M L imit 3 3 3 0 3 0 3 3 0 0 V M Delay 3 3 3 1 3 2 3 3 1 1 SH P C D 1 1 1 1 1 1 1 1 1 1 SH P f 0 0 0 0 0 0 0 0 0 0 0 SH P f1 P O 11 11 14 14 14 14 11 14 14 14 A ...

Страница 56: ...5 5 5 Pin C omp 0 0 0 3 0 7 0 0 3 3 A F C C omp 0 0 0 0 0 0 0 0 0 0 Sy nc P hase 0 0 0 0 0 0 0 0 0 0 N R Off V alue 7 7 7 7 7 7 7 7 7 7 C R Offset 480p 35 35 35 35 35 35 28 28 28 28 C B Offset 480p 35 35 35 35 35 35 31 31 31 31 Sub Color 480p 10 10 10 10 10 10 15 15 15 15 Sub T int 480p 15 15 15 15 15 15 15 15 15 15 C R Offset 1080i 33 33 33 33 33 33 28 28 28 28 C B Offset 1080i 33 33 33 33 33 33 ...

Страница 57: ...0 185 185 185 185 FI X A D 9883 B G A I N 0 0 0 0 0 185 185 185 185 FI X A D 9883 R C utoff 0 0 0 0 0 64 64 64 64 ADJUST A D 9883 G C utoff 0 0 0 0 0 64 64 64 64 FI X A D 9883 B C utoff 0 0 0 0 0 64 64 64 64 ADJUST S NI OV G H 0 0 0 0 0 20 20 20 20 20 20 20 20 20 20 20 20 FI X S NI OV G V 0 0 0 0 0 2 10 20 2 10 20 2 10 20 2 10 20 FI X S NI HPF 0 0 0 0 0 20 20 30 20 20 30 20 20 30 20 20 30 FI X S N...

Страница 58: ... 48 48 48 48 48 FI X NR Scal e Min 0 0 0 0 0 16 16 16 16 16 16 16 16 FI X NR Sel 0 0 0 0 0 2 2 2 2 2 2 2 2 FI X CE Cut off 0 0 0 0 0 32 32 32 32 32 32 32 32 FI X CE Upper 0 0 0 0 0 220 220 220 220 220 220 220 220 FI X CE Alpha l o w 0 0 0 0 0 42 42 42 42 42 42 42 42 FI X CE Alpha high 0 0 0 0 0 32 32 32 32 32 32 32 32 FI X DCE Gai n 0 0 0 0 0 32 76 50 76 32 76 32 76 FI X CTI Gai n 0 0 0 0 0 0 15 0...

Страница 59: ...FF 8 System CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F CT E S F 9 Vir tual Dolby OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF 10 ACS ON ON ON ON ON ON ON ON OFF OFF OFF OFF OFF OFF 11 V Ch ip ON ON ON ON ON ON ON ON OFF OFF OFF OFF OFF OFF 12 V Chip Area USA USA USA USA USA USA USA USA USA USA USA USA USA USA MODE...

Страница 60: ... 8 Screen Change I2C Bus Geometric Adjustment 12 Bow 4 V Linearity 5 Upper Linearity 11 H Trapezuim 3 H Shift 13 Angle 0 V Amp 9 Upper Coner 10 Low Coner 2 H EW 6 Low Linearity 7 V SC 8 H Parabola 15 CXA Left BLK 16 CXA Right BLK 14 V Position 1 V Shift ...

Страница 61: ...4 20 Samsung Electronics MEMO ...

Страница 62: ...Normal Normal Abnormal Normal Abnormal Abnormal Abnormal Abnormal Normal Normal Normal Normal Check ST5V HC801 D809 Check ON OFF IC903 3 3V Check MICOM Check B 135V Check F BOX 5V 9V Check F BOX HD VD Check HIC401 Q402 Check F BOX I C Check H BLK V BLK Check9V R829 IC803 5V R827 FA802S GND SHORT REPLACE F BOX Check HC401 J6920 Check DZ801 DZ802 DZ803 IC804 Check Vin dc T801S Check FP801S Check CRT...

Страница 63: ...put signal of IC601 Check SPEAKER and WIRE Check FA803S Replace IC602 Check IC602 B Check TUNER B and SIF Check IC601 B Check the signals of pins 47 44 are input Check the signals of pins 25 24 are input Repace IC601 CheckB BV LINE R815 IC805 FA802S Abnormal Abnormal Abnormal Abnormal Abnormal Normal Normal Normal Normal Normal Normal Normal ...

Страница 64: ...mal Abnomal Abnomal Abnomal Abnomal Abnomal Check the oscillation of X Tal of IC901 pins 34 35 Check Reset of IC901 pin 33 Check X901 IC904 Check Replace IC901 Check I2 C Check IC905 E2PROM Check TRANS 12V Check IC803 IC802 R827 R829 Check F BOX HD VD Check F BOX 5V Check 135V Line Check T444S FBT B Check the Horizontal TR of HC401 J6920 Check IC801S DZ801 DZ802 PC801S IC804 Check F BOX I 2 C Repl...

Страница 65: ... 4 Horizontal Lines Appear Horizontal lines appear Nomal Nomal Abnomal Abnomal Abnomal Check IC301 B 16V 13 5V Check F BOX B VD VD Check Replace IC301 Check IC802 IC803 HC801 FA801S FA803S Replace R424 R425 Check B line and fusible resistance ...

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