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Samsung TXN2670WHFXXAA Service Manual Download Page 54

Troubleshooting

7-4

Samsung Electronics

7-4 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

Summary of Contents for TXN2670WHFXXAA

Page 1: ... TXN2771HFX XAC TXN2670WHFXXAA 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 ...

Page 2: ...ELECTRONICS Samsung Electronics Co Ltd Mar 2003 Printed in Korea AA82 00406A ...

Page 3: ...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...

Page 4: ...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...

Page 5: ...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...

Page 6: ...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...

Page 7: ...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...

Page 8: ...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...

Page 9: ... 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...

Page 10: ...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...

Page 11: ... 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 ...

Page 12: ...3 2 Samsung Electronics MEMO ...

Page 13: ...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...

Page 14: ...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...

Page 15: ...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 ...

Page 16: ...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...

Page 17: ... 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...

Page 18: ...HFX TXM3097HFX TXM3098HFX TXM3296HFX TXM3297HFX TXM3298HFX TXM3096HFX TXM3097HFX TXM3098HFX TXM3296HFX TXM3297HFX TXM3298HFX CT29Z7PGX CT32Z7PGX CT34Z7PGX INCH W B Value Model 32 WIDE 29 WIDE LG CRT TOSHIBA CRT 34 FLAT 32 WIDE 32 WIDE 34 FLAT 29 FLAT 34 FLAT SDI CRT SDI CRT SDI CRT SDI CRT TOSHIBA CRT 275 265 45FL 275 265 1 0FL 275 265 50FL 275 265 1 5FL 275 265 40FL 275 265 1 0FL 275 265 45FL 275...

Page 19: ...TXM3296HFX TXM3297HFX TXM3298HFX CT29Z7PGX CT32Z7PGX CT34Z7PGX INCH ITEM Model 32 WIDE 29 WIDE LG CRT TOSHIBA CRT 34 FLAT 32 WIDE 32 WIDE 34 FLAT 29 FLAT 34 FLAT SDI CRT SDI CRT SDI CRT SDI CRT TOSHIBA CRT 45 26 46 27 5 6 6 3 24 27 26 37 32 32 32 30 37 30 30 30 25 6 4 4 3 32 35 35 35 30 32 32 30 37 50 28 30 25 5 7 7 3 40 40 35 45 32 32 32 30 37 30 30 30 30 6 4 4 3 32 35 35 35 30 32 32 30 37 42 29 ...

Page 20: ...97HFX TXM3098HFX TXM3296HFX TXM3297HFX TXM3298HFX CT29Z7PGX CT32Z7PGX CT34Z7PGX INCH ITEM Model 32 WIDE 29 WIDE LG CRT TOSHIBA CRT 34 FLAT 32 WIDE 32 WIDE 34 FLAT 29 FLAT 34 FLAT SDI CRT SDI CRT SDI CRT SDI CRT TOSHIBA CRT 0 2 7 8 0 0 0 0 0 0 0 0 0 0 0 28 36 0 1 6 3 0 0 0 0 2 0 0 0 0 0 0 28 36 2 1 4 8 0 0 0 0 2 0 0 0 0 0 0 28 36 0 1 6 3 0 0 0 0 2 0 0 0 0 0 0 28 36 1 0 4 4 0 0 0 0 2 0 0 0 0 0 0 28 ...

Page 21: ...X TXM3098HFX TXM3296HFX TXM3297HFX TXM3298HFX CT29Z7PGX CT32Z7PGX CT34Z7PGX INCH ITEM Model 32 WIDE 29 WIDE LG CRT TOSHIBA CRT 34 FLAT 32 WIDE 32 WIDE 34 FLAT 29 FLAT 34 FLAT SDI CRT SDI CRT SDI CRT SDI CRT TOSHIBA CRT 14 5 8 1 0 0 0 0 0 0 2 3 4 2 0 50 27 13 4 0 1 0 0 0 0 7 3 1 3 0 0 0 50 27 15 4 10 1 0 0 0 0 3 0 0 3 2 0 0 50 27 13 4 0 1 0 0 0 0 7 3 1 3 0 0 0 50 27 12 3 9 1 0 0 0 0 7 1 1 3 1 0 0 5...

Page 22: ...FX TXM3096HFX TXM3097HFX TXM3098HFX TXM3296HFX TXM3297HFX TXM3298HFX TXM3096HFX TXM3097HFX TXM3098HFX TXM3296HFX TXM3297HFX TXM3298HFX CT29Z7PGX CT32Z7PGX CT34Z7PGX INCH ITEM Model 32 WIDE 29 WIDE LG CRT TOSHIBA CRT 34 FLAT 32 WIDE 32 WIDE 34 FLAT 29 FLAT 34 FLAT SDI CRT SDI CRT SDI CRT SDI CRT TOSHIBA CRT 22 0 26 19 0 0 0 0 8 2 2 0 0 0 0 20 10 16 0 20 18 0 0 0 0 4 5 2 0 0 0 0 20 10 16 0 21 16 0 0...

Page 23: ...CRT SDI CRT TOSHIBA CRT 32 32 32 1 31 31 32 32 32 23 10 18 7 1 2 1 32 32 32 1 31 31 32 24 32 25 10 18 7 1 2 1 32 32 32 1 31 31 32 32 32 10 10 18 7 1 2 1 32 32 32 1 31 31 32 32 32 20 10 18 7 1 2 1 32 32 32 1 31 31 32 32 32 10 5 18 7 1 2 1 32 32 32 1 31 31 32 32 32 23 10 18 7 1 2 1 0 0 0 32 32 32 1 31 31 32 32 32 20 10 18 7 1 2 1 0 0 0 32 32 32 1 31 31 32 32 32 10 10 18 7 1 2 1 0 0 0 R Cutoff G Cuto...

Page 24: ...34 FLAT 29 FLAT 34 FLAT SDI CRT SDI CRT SDI CRT SDI CRT TOSHIBA CRT 3 1 3 3 7 2 1 2 3 3 1 0 11 16 30 3 2 4 3 1 3 3 12 2 0 2 3 3 1 0 14 16 30 3 2 4 3 1 3 3 7 1 0 2 0 1 1 0 4 16 30 3 1 3 3 2 3 3 15 2 3 2 3 3 1 0 14 16 30 3 2 4 3 2 3 3 15 2 0 2 0 1 1 0 14 16 30 3 2 4 3 1 3 3 7 2 1 2 3 3 1 0 11 16 30 3 2 4 3 1 3 3 12 2 0 2 3 3 1 0 14 16 30 3 2 4 3 2 3 3 7 1 0 2 0 1 1 0 4 16 30 3 1 3 ABL Mode Gamma DPI...

Page 25: ...I CRT SDI CRT SDI CRT TOSHIBA CRT 2 4 5 3 0 0 0 7 35 35 15 10 33 33 15 10 3 2 4 8 5 0 0 0 7 35 35 18 10 33 33 18 10 3 2 4 8 5 3 0 0 5 35 35 15 10 33 33 15 10 3 2 4 8 5 0 0 0 7 35 35 18 10 33 33 18 10 3 2 4 10 10 6 0 0 5 35 35 18 10 33 33 18 10 3 2 4 5 3 0 0 0 7 35 35 15 10 33 33 15 10 3 10 5 2 4 8 5 0 0 0 7 35 35 18 10 33 33 18 10 3 10 5 2 4 8 5 3 0 0 5 35 35 15 10 33 33 15 10 3 10 5 VSU Melody Vo...

Page 26: ... ON USA ON OFF ON OFF OFF ON ON OFF WIDE OFF OFF OFF OFF ON OFF CT EN SP FR OFF ON ON USA OFF OFF ON OFF ON ON OFF OFF WIDE ON OFF OFF ON ON OFF CT EN SP FR OFF ON ON USA OFF OFF ON OFF OFF ON ON OFF WIDE ON ON OFF ON ON OFF CT EN SP FR OFF ON ON USA ON OFF ON OFF OFF ON ON OFF WIDE ON ON OFF ON ON OFF CT EN SP FR OFF OFF OFF USA ON OFF OFF OFF OFF ON ON ON 4 3 ON ON OFF ON ON OFF CT EN SP FR OFF ...

Page 27: ... 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 ...

Page 28: ...4 16 Samsung Electronics MEMO ...

Page 29: ...0054A BRACKET CRATER STS304 T0 5 2 BRK 6 6002 000522 SCREW TAPPING TH 2 M4 L15 ZP 2 BKC CF 7 AA91 00507A ASSY HOLDER SPK 8OHM 15W ASSY HOLD 1 AHS 8 6006 001095 SCREW ASS Y TAPT WP BH M4 L12 ZPC YEL 4 AHS CF 9 AA96 01502A ASSY PCB P SIDE A V TXM2771HFX K55A 1 APAV 10 AA91 02173Q ASSY CPT A68QCP891X004 29 380MG ITC CT 1 A CPT 11 AA65 30017A CLAMP D COIL NYLON 66 V0 NTR DADH300 2 2 CDCOIL 12 AA60 100...

Page 30: ...5F ASSY COVER P HOLDER AV ABS HB G4309 SV01 1 A CAV 2 AA96 01502A ASSY PCB P SIDE A V TXM2771HFX K55A 1 APAV 3 AA96 01509A ASSY PCB P CONTROL TXN2670WHF K55A 1 APC 3 1 6003 001019 SCREW TAPTITE RH B M4 L12 ZPC BLK SWR 4 PCB CF 5 AA96 01461B ASSY SPEAKER P 8ohm 28A11 10W Semidome S 1 A HSPK 5 1 6006 001095 SCREW ASS Y TAPT WP BH M4 L12 ZPC YEL 4 SPK CF 6 AA91 05992C ASSY CPT TXN2670WFXXAA K55A 400M...

Page 31: ...SIB660 600V 6A SIP 4 BK 4 6003 000335 SCREW TAPTITE RH 2S M3 L8 ZPC YEL SWR 4 AA60 30003A WASHER T1 5 SBHG 1 4 AA62 00052A HEAT SINK PS SILVER HOLE 18 5mm 2 3 HC801 BP96 00231A ASSY HEAT SINK P HS TR SCREW FML G12S 3 4 0205 001027 OIL SILICON G746 4 0402 000233 DIODE RECTIFIER FML G12S 200V 4 0402 001230 DIODE RECTIFIERFMG G2CS 1000V 3A TO 22 4 1203 002587 IC POSI FIXED REG KA278R05TU TO 220 4P 4 ...

Page 32: ...100OHM 5 1 8W AA TP 4 R204 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R604 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R605 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R612 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R613 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R915 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R916 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R917 2001 000281 R CARBON 100OHM 5 1 8W AA...

Page 33: ...TALFILM RM1 2T S 153 F15K 4 R422 2008 000251 R FUSIBLE S 0 27OHM 10 2W AF 4 R414 2008 000253 R FUSIBLE S 0 47OHM 5 1W AF 4 R815 2008 000284 R FUSIBLE S 0 1OHM 10 2W AF TP 3 9X10M 4 R827 2008 000284 R FUSIBLE S 0 1OHM 10 2W AF TP 3 9X10M 4 R405 2008 001011 R FUSIBLE S 0 18OHM 10 2W AF 4 R413 2008 001018 R FUSIBLE S 0 47OHM 10 2W AF 4 R304 2008 001088 R FUSIBLE S 1ohm 5 2W AG TP 3 9x12mm 4 R307 2008...

Page 34: ...APG16V470M M SG VE 4 C810 2401 002463 C ELECTROLYTIC CE04WTAPG16V470M M SG VE 4 C811 2401 002463 C ELECTROLYTIC CE04WTAPG16V470M M SG VE 4 C414 2401 002597 C AL 220uF 20 35V GP TP 10x12 5 5 4 C418 2401 002597 C AL 220uF 20 35V GP TP 10x12 5 5 4 C827 2401 002619 C AL 47uF 20 25V GP TP 5x11 5 4 C833 2401 002619 C AL 47uF 20 25V GP TP 5x11 5 4 C826 2401 003034 C AL 220UF 20 16V WT TP 8X11 4 C834 2401...

Page 35: ...806 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J815 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J816 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J817 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J818 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J819 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J820 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J8...

Page 36: ...ELET ID2 0 OD2 8 BST 4 EY865 AA60 40011A EYELET ID2 0 OD2 8 BST 4 EY871 AA60 40011A EYELET ID2 0 OD2 8 BST 4 EY872 AA60 40011A EYELET ID2 0 OD2 8 BST 4 EL401 AA60 40011B EYELET ID2 2 OD3 2 BSP 4 EL402 AA60 40011B EYELET ID2 2 OD3 2 BSP 4 EL407 AA60 40011B EYELET ID2 2 OD3 2 BSP 4 EL408 AA60 40011B EYELET ID2 2 OD3 2 BSP 4 EL801 AA60 40011B EYELET ID2 2 OD3 2 BSP 4 EL802 AA60 40011B EYELET ID2 2 OD...

Page 37: ...CARBON S 68KOHM 5 1 2W AA 3 R506 2001 001194 R CARBON S 82KOHM 5 1 2W AA 3 R510 2001 001194 R CARBON S 82KOHM 5 1 2W AA 3 R511 2001 001194 R CARBON S 82KOHM 5 1 2W AA 3 R525 2002 001006 R COMPOSITION 4 7KOhm 5 1 2W AA TP 3 7X 3 R513 2002 001017 R COMPOSITION 1K 10 1 2W AA TP 3 7x9 0m 3 R514 2002 001017 R COMPOSITION 1K 10 1 2W AA TP 3 7x9 0m 3 R515 2002 001017 R COMPOSITION 1K 10 1 2W AA TP 3 7x9 ...

Page 38: ...W TAPTITERWH B M3 L10 ZPC YEL 2 AHS CF 6006 001095 SCREW ASS Y TAPT WP BH M4 L12 ZPC YEL 2 CRT CF AA60 10050V SCREW ASSY WC HH M6 L30 SWRCH18A ZPC S 2 BRK AA61 10054A BRACKET CRATER STS304 T0 5 2 AHS AA91 00507A ASSY HOLDER SPK 8OHM 15W ASSY HOLD 2 R CAP AA73 00005B RUBBER CAP FLAT PRJ SILICONE RUBBER WHIT 2 R CAP AA73 00020A RUBBER CAP 32A10 RUBBER 2 RC CF 0203 001290 TAPE OPP MASKING ANT 100C T0...

Page 39: ...MINAL BOARD DP AA96 0141 2 INL TB AA64 03410C INLAY TERMINAL 29A10 PS SHEET T0 5 BLK ASSY P MATERIAL 1 A PMAT AA92 07643A ASSY P MATERIAL 29A10 2 BOX 0203 001295 TAPE OPP MASKING 1242 T0 06 W100 L91 4M 2 STAPLE AA60 40006A PIN STAPLE H18 33X17 8X2 2 C SET AA69 02047A CUSHION SET 29A10 PS FOAMED C 0 02 2 PE BAG AA69 01209A BAG SHEET 25 27 W54 L60 FOAM OEM ASSY BOX 1 A BOX AA92 07640B ASSY BOX TXN27...

Page 40: ... 4P YBNH250 04 35184 3 CN703 AA39 20069A LEAD CONNECTOR ASSY YBNH025 3 CN701 AA39 20071H LEAD CONNECTOR K55A CT 29A10HR UL1007 26 2 APTS AA96 01503A ASSY PCB P TACT S W TXN2771HF K55A 3 DC01 0401 000005 DIODE 1N4148 100V 300mA 1V 8nS TAPING 3 DC02 0401 000005 DIODE 1N4148 100V 300mA 1V 8nS TAPING 3 RC01 2001 000020 R CARBON S 22OHM 5 1 2W AA T 3 RC02 2001 000281 R CARBON 100OHM 5 1 8W AA TP 3 CC01...

Page 41: ...60 30003A WASHER T1 5 SBHG 1 4 AA62 00052A HEAT SINK PS SILVER HOLE 18 5mm 2 3 HC801 BP96 00231A ASSY HEAT SINK P HS TR SCREW FML G12S 3 4 0205 001027 OIL SILICON G746 4 0402 000233 DIODE RECTIFIER FML G12S 200V 4 0402 001230 DIODE RECTIFIERFMG G2CS 1000V 3A TO 22 4 1203 002587 IC POSI FIXED REG KA278R05TU TO 220 4P 4 6003 000334 SCREW TAPTITE RH 2S M3 L6 ZP 4 BP62 00029A HEAT SINK PS CT 29A10 A10...

Page 42: ...00OHM 5 1 8W AA TP 4 R940 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R941 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R942 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R948 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R950 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R951 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R954 2001 000281 R CARBON 100OHM 5 1 8W AA TP 4 R955 2001 000281 R CARBON 100OHM 5 1 8W AA ...

Page 43: ...4 R304 2008 001108 R FUSIBLE S 1 2ohm 5 2W AG TP 3 9x12mm 4 R307 2008 001108 R FUSIBLE S 1 2ohm 5 2W AG TP 3 9x12mm 4 R829 2008 001148 R FUSIBLE 3 3OHM 5 1W AG TP 3 9X12MM 4 C303 2201 000132 C CERAMIC DISC 100PF 10 500V Y5P 6X3MM 4 C424 2201 000132 C CERAMIC DISC 100PF 10 500V Y5P 6X3MM 4 C656 2201 000304 C CERAMIC DISC0 001nF 0 25pF 50V NP0 TP 4 C657 2201 000304 C CERAMIC DISC0 001nF 0 25pF 50V N...

Page 44: ...F 20 10V GP TP 8x20mm 5 4 CW901 2503 000156 C NETWORK 100pFx4 20 50V 4 L301 2701 000114 INDUCTOR AXIAL 10UH 10 2 5X3 4 L907 2701 000114 INDUCTOR AXIAL 10UH 10 2 5X3 4 L906 2701 000114 INDUCTOR AXIAL 10UH 10 2 5X3 4 L101 2701 000115 INDUCTOR AXIAL 10UH 10 2 8X7M 4 L103 2701 000115 INDUCTOR AXIAL 10UH 10 2 8X7M 4 L102 2701 000159 INDUCTORAXIAL 22uH 10 4 2x9 8mm 4 L602 2701 000169 INDUCTORAXIAL 3 9uH...

Page 45: ...N 52M M A 4 J824 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J826 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J827 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J828 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J829 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J830 3812 000219 JUMPER WIRE SO COPPER TA0 6SN 52M M A 4 J831 3812 000219 JUMPER WIRE SO COPPER TA0 6SN...

Page 46: ...YELET ID2 2 OD3 2 BSP 4 GT102 AA60 40014A PIN GT ASSY 1P AUTO 4 GT301 AA60 40014A PIN GT ASSY 1P AUTO 4 GT302 AA60 40014A PIN GT ASSY 1P AUTO 4 GT401 AA60 40014A PIN GT ASSY 1P AUTO 4 GT402 AA60 40014A PIN GT ASSY 1P AUTO 4 GT404 AA60 40014A PIN GT ASSY 1P AUTO 4 GT405 AA60 40014A PIN GT ASSY 1P AUTO 4 GT406 AA60 40014A PIN GT ASSY 1P AUTO 4 GT409 AA60 40014A PIN GT ASSY 1P AUTO 4 GT410 AA60 40014...

Page 47: ...3 5MM 3 CF07 2201 000604 C CERAMIC DISC 56PF 100 0 50 3 C504 2301 000016 C FILMPEF 22NF 5 100V TP 7 2X 3 C505 2301 000016 C FILMPEF 22NF 5 100V TP 7 2X 3 C506 2301 000016 C FILMPEF 22NF 5 100V TP 7 2X 3 C507 2301 000016 C FILMPEF 22NF 5 100V TP 7 2X 3 C509 2301 000016 C FILMPEF 22NF 5 100V TP 7 2X 3 CF05 2301 000261 C FILM PEF 4 7NF 5 100V 10 5X 3 C508 2301 001211 C FILM PPF 22nF 5 400V TP 20x7x14...

Page 48: ...2A11 ABS HB G4309 SVM3012 3 CF AA64 03366A CABINET FRONT 28A11 HIPS V0 3 CMASK AA64 03368A CABINET MASK 28A11 HIPS V0 3 CWRF AA65 00011C CLAMP WIRE ALL MODEL NYLON 66 V2 NTR 25M 3 CWRF AA65 30105A CLAMP WIRE NYLON 66N VO NTR 15MM 2 KC AA64 03648A KNOB CONTROL DP 28A11 AA64 03344A 2 A CAV AA96 01365F ASSY COVER P HOLDER AV ABS HB G4309 SV01 3 HAV AA61 01286C HOLDER AV 29A11 ABS HB G4309 SVM3012 3 L...

Page 49: ...XXAA 2 BOX 0203 001295 TAPE OPP MASKING 1242 T0 06 W100 L91 4M 2 STAPLE AA60 40006A PIN STAPLE H18 33X17 8X2 2 C SET AA69 02068A CUSHION SET 28A11 PS FOAMED C 0 02 2 PE BAG AA69 01209A BAG SHEET 25 27 W54 L60 FOAM OEM ASSY BOX 1 A BOX AA92 07696A ASSY BOX TXN2670WHFXXAA 2 PCK AA69 02135A PACKING CASE 28A11 SAMEX D 4 AB A1 895 2 L BOX AA68 01542A LABEL UNIBOX PAPER WHT ALLMD ASSY ACCESSORY 1 A ACCS...

Page 50: ...6 20 Samsung Electronics MEMO ...

Page 51: ...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...

Page 52: ...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 ...

Page 53: ...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...

Page 54: ... 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 ...

Page 55: ... 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...

Page 56: ...MEMO 8 2 Samsung Electronics ...

Page 57: ...8 3 PCB Layout Samsung Electronics Block Diagrams 8 3 ...

Page 58: ...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 ...

Page 59: ...8 5 Power Block Diagram Samsung Electronics Block Diagrams 8 5 ...

Page 60: ...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 ...

Page 61: ...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 ...

Page 62: ... 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 ...

Page 63: ...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 ...

Page 64: ...Schematic Diagrams 9 2 Samsung Electronics TP12 TP13 TP18 TP16 TP14 TP15 TP17 9 2 MAIN 2 TP18 TP12 TP13 TP14 TP15 TP16 TP17 ...

Page 65: ...Samsung Electronics Schematic Diagrams 9 3 9 3 MAIN 3 TP19 TP19 ...

Page 66: ...Schematic Diagrams 9 4 Samsung Electronics 9 4 MAIN 4 TP25 TP23 TP24 TP20 TP22 TP21 TP20 TP21 TP22 TP23 TP24 TP25 ...

Page 67: ...Samsung Electronics Schematic Diagrams 9 5 9 5 CRT VM TDA6120Q ...

Page 68: ...Schematic Diagrams 9 6 Samsung Electronics 9 6 CRT VM TDA6120Q ...

Page 69: ...Samsung Electronics Schematic Diagrams 9 7 9 7 WOOFER ...

Page 70: ...Schematic Diagrams 9 8 Samsung Electronics 9 8 FEATURE BOX 1 ...

Page 71: ...Samsung Electronics Schematic Diagrams 9 9 9 9 FEATURE BOX 2 ...

Page 72: ...Schematic Diagrams 9 10 Samsung Electronics 9 10 FEATURE BOX 3 ...

Page 73: ...Samsung Electronics Schematic Diagrams 9 11 9 11 FEATURE BOX 4 ...

Page 74: ...Schematic Diagrams 9 12 Samsung Electronics 9 12 SIDE AV WOOFER JACK CONTROL WOOFER JACK SIDE AV CONTROL ...

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