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Sylvania 42MF439B/F7, Service Manual

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Sylvania 42MF439B/F7 Service Manual Download Page 62

LC42

７

SSX(A91H1UH)

C633

ELECTROLYTIC CAP. 330UF/50V M

CE1JMZNDL331

C634

CHIP CERAMIC CAP.(1608) F Z 0.1UF/50V

CHD1JZ30F104

C635

ELECTROLYTIC CAP. 100UF/10V M

CE1AMASDL101

C636

CHIP CERAMIC CAP.(1608) F Z 0.1UF/25V

CHD1EZ30F104

C637

CHIP CERAMIC CAP.(2125) F Z 10UF/10V

CHE1AZ30F106

C638

CHIP CERAMIC CAP.(1608) F Z 0.1UF/25V

CHD1EZ30F104

C639

CHIP CERAMIC CAP.(1608) F Z 0.1UF/25V

CHD1EZ30F104

C640

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C641

CHIP CERAMIC CAP.(2125) F Z 10UF/10V

CHE1AZ30F106

C642

CHIP CERAMIC CAP.(2125) F Z 10UF/10V

CHE1AZ30F106

C643

CHIP CERAMIC CAP.(1608) F Z 0.1UF/25V

CHD1EZ30F104

C644

CHIP CERAMIC CAP.(1608) B K 5600PF/50V

CHD1JK30B562

C645

CHIP CERAMIC CAP.(2125) F Z 10UF/10V

CHE1AZ30F106

C646

CHIP CERAMIC CAP.(2125) F Z 10UF/10V

CHE1AZ30F106

C647

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C648

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C701

CHIP CERAMIC CAP. F Z 1UF/10V

CHD1AZ30F105

C703

CHIP CERAMIC CAP. F Z 1UF/10V

CHD1AZ30F105

C704

ELECTROLYTIC CAP. 10UF/50V M H7

CE1JMAVSL100

C705

CHIP CERAMIC CAP.(1608) B K 0.01UF/50V

CHD1JK30B103

C706

CHIP CERAMIC CAP.(1608) CH J 100PF/50V

CHD1JJ3CH101

C707

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C708

CHIP CERAMIC CAP.(1608) CH J 100PF/50V

CHD1JJ3CH101

C709

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C711

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C713

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C714

CHIP CERAMIC CAP.(1608) CH J 100PF/50V

CHD1JJ3CH101

C715

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C716

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C717

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C719

CHIP CERAMIC CAP.(1608) CH J 100PF/50V

CHD1JJ3CH101

C720

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C721

CHIP CERAMIC CAP.(1608) CH J 100PF/50V

CHD1JJ3CH101

C722

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C723

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C731

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C733

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C740

CHIP CERAMIC CAP. CH J 39PF/50V

CHD1JJ3CH390

C741

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C742

CHIP CERAMIC CAP. CH J 39PF/50V

CHD1JJ3CH390

C743

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C744

CHIP CERAMIC CAP. CH J 39PF/50V

CHD1JJ3CH390

C745

CHIP CERAMIC CAP. F Z 0.47UF/16V

CHD1CZ30F474

C746

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C747

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C750

CHIP CERAMIC CAP.(1608) B K 3300PF/50V

CHD1JK30B332

C751

CHIP CERAMIC CAP.(1608) B K 3300PF/50V

CHD1JK30B332

C752

CHIP CERAMIC CAP.(1608) CH J 100PF/50V

CHD1JJ3CH101

C801

CHIP CERAMIC CAP. F Z 1UF/10V

CHD1AZ30F105

C802

CHIP CERAMIC CAP.(1608) B K 0.01UF/50V

CHD1JK30B103

C803

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C804

CHIP CERAMIC CAP.(1608) B K 1UF/25V

CHD1EK30B105

C805

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C806

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C807

CHIP CERAMIC CAP.(1608) B K 1UF/25V

CHD1EK30B105

C808

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C809

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C810

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C811

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C812

CHIP CERAMIC CAP.(1608) B K 0.47UF/16V

CHD1CK30B474

3 / 15 page

LC42

７

SSX(A91H1UH)

C813

ELECTROLYTIC CAP. 470UF/25V M

CE1EMASDL471

C816

CHIP CERAMIC CAP. F Z 1UF/10V

CHD1AZ30F105

C817

ELECTROLYTIC CAP. 10UF/50V M

CE1JMASDL100

C818

CHIP CERAMIC CAP.(1608) B K 1UF/25V

CHD1EK30B105

C819

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C820

ELECTROLYTIC CAP. 10UF/50V M

CE1JMASDL100

C821

CHIP CERAMIC CAP.(1608) B K 1UF/25V

CHD1EK30B105

C822

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C823

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C824

ELECTROLYTIC CAP. 470UF/25V M

CE1EMASDL471

C825

CHIP CERAMIC CAP.(1608) B K 1UF/25V

CHD1EK30B105

C826

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C827

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C828

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C829

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C830

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C832

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C833

CHIP CERAMIC CAP.(1608) B K 2.2UF/10V

CHD1AK30B225

C834

CHIP CERAMIC CAP.(1608) CH J 270PF/50V

CHD1JJ3CH271

C835

CHIP CERAMIC CAP.(1608) CH J 270PF/50V

CHD1JJ3CH271

C836

ELECTROLYTIC CAP. 100UF/16V M H7

CE1CMAVSL101

C837

CHIP CERAMIC CAP.(1608) F Z 0.1UF/50V

CHD1JZ30F104

C839

ELECTROLYTIC CAP. 4.7UF/50V M H7

CE1JMAVSL4R7

C840

ELECTROLYTIC CAP. 4.7UF/50V M H7

CE1JMAVSL4R7

C841

CHIP CERAMIC CAP.(1608) CH J 1000PF/50V

CHD1JJ3CH102

C843

ELECTROLYTIC CAP. 100UF/25V M

CE1EMASDL101

C847

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C848

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C849

CHIP CERAMIC CAP.(1608) B K 0.47UF/16V

CHD1CK30B474

C851

ELECTROLYTIC CAP. 3.3UF/50V M

CE1JMASDL3R3

C852

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

C853

CHIP CERAMIC CAP. F Z 1UF/10V

CHD1AZ30F105

C854

CHIP CERAMIC CAP. B K 470PF/50V

CHD1JK30B471

C855

CHIP CERAMIC CAP. F Z 1UF/10V

CHD1AZ30F105

C856

CHIP CERAMIC CAP. B K 470PF/50V

CHD1JK30B471

C863

ELECTROLYTIC CAP. 47UF/25V M

CE1EMASDL470

C864

ELECTROLYTIC CAP. 47UF/25V M

CE1EMASDL470

C865

CHIP CERAMIC CAP. B K 2200PF/50V

CHD1JK30B222

C866

CHIP CERAMIC CAP. B K 2200PF/50V

CHD1JK30B222

C867

CHIP CERAMIC CAP. B K 2200PF/50V

CHD1JK30B222

C868

CHIP CERAMIC CAP. B K 2200PF/50V

CHD1JK30B222

C869

CHIP CERAMIC CAP.(1608) B K 0.1UF/25V

CHD1EK30B104

CN201

FFC CONNECTOR IMSA-9615S-29A-PP-A

JC96J29ER007

CN202

FFC CONNECTOR IMSA-9615S-29A-PP-A

JC96J29ER007

CN203

242 SERIES CONNECTOR 224202108W1

J322C08TG001

CN601

WIRE ASSEMBLY 3PIN 3PIN 120MM

WX1A94H0-203

CN801

PH CONNECTOR TOP 2P B2B-PH-K-S (LF)(SN)

J3PHC02JG029

CN802

CONNECTOR BASE 2P(EH) B 2B-EH-A(LF)(SN)

J3EHC02JG010

CN901

FFC CONNECTOR IMSA-9615S-11A-PP-A

JC96J11ER007

D201

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

D501

DIODE ZENER 5V1BSB-T26

NDTB5R1BST26

D502

DIODE ZENER 5V1BSB-T26

NDTB5R1BST26

D503

DIODE ZENER 5V1BSB-T26

NDTB5R1BST26

D504

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

D505

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

D506

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

D507

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

D508

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

D509

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

D511

DIODE SWITCHING HSS4148TE-E

QDTZ0HSS4148

4 / 15 page

Summary of Contents for 42MF439B/F7

Page 1: ...t to change without notice Funai reserves the right to change the content herein without the obligation to notify any person or organization of such changes with the design is a registered trademark of Funai Electric Co Ltd and may not be used in any way without the express written consent of Funai All other trademarks used herein remain the exclusive property of their respective owners Nothing co...

Page 2: ... equipment It also is important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE Funai could not possibly know evaluate and advice the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way Consequently Funai has not undertaken any such broad evaluation Accordingly a servicer who uses a service procedure or tool wh...

Page 3: ...assembly Instructions 4 1 Electrical Adjustment Instructions 5 1 How to Initialize the LCD TV 6 1 Firmware Renewal Mode 7 1 Troubleshooting 8 1 Block Diagrams 9 1 Schematic Diagrams CBA and Test Points 10 1 Waveforms 11 1 Wiring Diagram 12 1 Exploded Views 13 1 Mechanical Parts List 14 1 Electrical Parts List 15 1 ...

Page 4: ... dBm dBm 76 0 76 0 76 4 Description Condition Unit Nominal Limit 1 Native Pixel Resolution Horizontal Vertical pixels pixels 1366 768 2 Brightness w filter cd m2 320 3 Viewing Angle Horizontal Vertical 88 to 88 88 to 88 Description Condition Unit Nominal Limit 1 Over Scan Horizontal Vertical 5 5 5 5 5 5 2 Color Temperature x y K 12000 0 272 0 278 3 3 3 Resolution composite video Horizontal Vertica...

Page 5: ...om any AC source connect an electrical jumper across the two AC plug prongs Place the instrument AC switch in the on position Connect one lead of an ohmmeter to the AC plug prongs tied together and touch the other ohmmeter lead in turn to each tuner antenna input exposed terminal screw and if applicable to the coaxial connector If the measured resistance is less than 1 0 megohm or greater than 5 2...

Page 6: ...m is not isolated from the AC power line The two ground systems are electrically separated by insulation material that must not be defeated or altered 5 Observe original lead dress Take extra care to assure correct lead dress in the following areas a near sharp edges b near thermally hot parts be sure that leads and components do not touch thermally hot parts c the AC supply d high voltage and e a...

Page 7: ... PVC tubing 3 Spacers 4 Insulators for transistors E When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before soldering F Observe that the wires do not contact heat producing parts heat sinks oxide metal film resistors fusible resistors etc G Check that replaced wires do not contact sharp edged or pointed parts H When a power cord...

Page 8: ...exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across both terminals of load Z See Fig 2 and followin...

Page 9: ...the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while applying the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using tweezers Fig S 1 6 CAUTION 1 The Fl...

Page 10: ...y one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering machine Fig S 1 4 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC ...

Page 11: ...s Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the CBA handle it gently because it may be damaged if force is applied 2 Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more ea...

Page 12: ...d to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1 MΩ on the workbench or other surface where the semi conductors are to be placed Because the static electricity charge on clothing will not escape through the body grounding band be careful to avoid contacting semi conductors with your...

Page 13: ...emoval Fig No Remove Unhook Unlock Release Unplug Unclamp Desolder Note 1 Stand Assembly D1 4 S 1 2 Rear Cabinet D1 11 S 2 4 S 3 2 S 4 S 5 3 Jack Holder D D2 S 6 4 Digital Main CBA Unit D2 D5 6 S 7 4 S 8 CN201 CN202 CN3901 Shield Box 5 Jack Holder A D2 S 9 6 Jack Power CBA D2 D5 6 S 10 CN203 CN801 CN802 CN901 CN1501 1 Stand Assembly 2 Rear Cabinet 13 Speaker s 7 Inverter Power CBA 10 AC Inlet Hold...

Page 14: ...4 2 A91H1DC 2 Rear Cabinet S 1 1 Stand Assembly S 2 S 3 S 2 S 2 S 2 S 4 S 5 Fig D1 ...

Page 15: ...4 3 A91H1DC S 10 S 10 3 Jack Holder D 5 Jack Holder A 7 Inverter Power CBA 4 Digital Main CBA Unit 6 Jack Power CBA S 6 Shield Box S 11 S 11 S 7 S 8 S 9 Fig D2 ...

Page 16: ...4 4 A91H1DC S 12 S 15 S 17 S 17 S 16 S 18 S 14 S 13 8 Wall Mount Bracket 11 Stand Bracket 9 PCB Holder 10 AC Inlet Holder S 15 S 18 S 16 Fig D3 ...

Page 17: ...4 5 A91H1DC S 20 S 21 S 21 S 19 S 19 12 LCD Module Assembly 16 IR Sensor CBA 15 Function CBA 14 Junction CBA 13 Speaker 17 Front Cabinet 13 Speaker S 20 Speaker Box F Speaker Box F Fig D4 ...

Page 18: ...H1301B WH1302B WH1301A CN1302 WH1302A Digital Main CBA Unit CN1501 CN901 CN601 CN801 CN802 CN203 CN202 CN201 CN3702 CN3701 CN1803 CN1804 CN1801 Junction CBA Function CBA IR Sensor CBA To LCD Module Assembly To AC Inlet To Speaker To LCD Module Assembly CN1601 CN3901 Fig D5 ...

Page 19: ...ndow Red Color Dot Pattern Gray Scale Monoscope Multi Burst 2 Remote control unit 3 Color Analyzer How to make the Service remote control unit LC427SSX Cut A portion of the attached remote control unit as shown in Fig 1 42MF439B F7 Cut A portion of the attached remote control unit as shown in Fig 2 How to set up the service mode Service mode 1 Use the service remote control unit 2 Turn the power o...

Page 20: ...ceptor must be set perpendicularly to the LCD Panel surface 3 Enter the Service mode 4 Press 3 button on the service remote control unit 5 Press CHANNEL UP DOWN buttons on the service remote control unit so that the color analyzer value becomes minimum 7 button Note When entering this mode the default setting is White mode Purity Check Mode 7 button Red mode Green mode Blue mode Black mode 7 butto...

Page 21: ...ote control unit and select C D mode 5 CUTOFF Press 1 button to select COR for Red Cutoff adjustment Press 3 button to select COB for Blue Cutoff adjustment DRIVE Press 4 button to select DR for Red Drive adjustment Press 6 button to select DB for Blue Drive adjustment 6 In each color mode press CHANNEL UP DOWN buttons to adjust the values of color 7 Adjust Cutoff and Drive so that the color tempe...

Page 22: ...efault initialize the LCD TV using the following procedure 1 Turn the power on 2 To enter the service mode press the service button on the service remote control unit To cancel the service mode press POWER button on the service remote control unit 3 Press INFO button on the service remote control unit to initialize the LCD television 4 INITIALIZED will appear in the upper left of the screen INITIA...

Page 23: ...USB memory from the USB port Plug the AC cord in the wall outlet again and turn the power on Note When the Factory Upgrade is used after restating TV shift to initial screen menu in service mode INITIALIZED will appear on the upper left of the screen INITIALIZED color will change to green from red when initializing is complete User Upgrade Upgrade the firmware only The setting values are not initi...

Page 24: ...Check each rectifying circuit of the secondary circuit and service it if defective Check the presence that the primary component is leaking or shorted and service it if defective Check the presence that the rectifying diode or circuit is shorted in each rectifying circuit of secondary side and service it if defective After servicing replace the fuse When the output voltage fluctuates FLOW CHART NO...

Page 25: ...RT NO 6 Is approximately 5V voltage supplied to the collector of Q1101 No Yes Replace Q1101 Yes Check C1103 D1101 D1102 and their periphery circuit and service it if defective No Check D1109 and their periphery circuit and service it if defective Jack Power CBA When the output voltage fluctuates FLOW CHART NO 7 Does the photocoupler circuit on the secondary side operate normally No Yes Check D616 ...

Page 26: ...oximately 6V voltage supplied to the collector of Q604 Check C619 D620 and their periphery circuit and service it if defective Yes No Replace Q604 P ON 3 3V is not output FLOW CHART NO 12 Is approximately 5V voltage supplied to the collector of Q605 Is approximately 4V voltage supplied to the base of Q605 No Yes Yes Check D631 and their periphery circuit and service it if defective Check C621 D623...

Page 27: ...rol unit Check AL 3 3V line and service it if defective No Replace the remote control receiver RS1301 or the remote control unit Yes Replace Digital Main CBA Unit When pressing each switches SW1351 SW1355 SW1357 do the voltage of Pin 3 of CN202 increase Yes The key operation is not functioning FLOW CHART NO 1 Are the contact point and installation state of the key switches SW1351 SW1355 SW1357 nor...

Page 28: ...in of IC401 Yes No No No IC401 VIDEO IN 1 3PIN IC401 Y IN 1 1PIN IC401 CVBS Y S Y IN 38PIN IC401 Pb IN 36PIN IC401 Pr S C IN 34PIN IC401 C IN 1 9PIN IC401 VIDEO IN 2 7PIN IC401 Y IN 2 5PIN IC401 C IN 2 11PIN IC401 COMPONENT Y IN 43PIN IC401 COMPONENT Pb IN 47PIN IC401 COMPONENT Pr IN VIDEO IN 1 Y IN 1 C IN 1 VIDEO IN 2 Y IN 2 C IN 2 COMPONENT Y IN COMPONENT Pb IN COMPONENT Pr IN 52PIN IC401 3PIN I...

Page 29: ... signals inputted to each pin of IC401 Check the line between audio input terminal and each pin of IC401 Are the audio L R signals outputted to Pin 27 28 of IC401 Are the audio L R signals outputted to Pin 8 10 of CN202 Yes No No No No Replace Digital Main CBA Unit or LCD Module Assembly Are the audio L R signals outputted to Pin 4 6 of CN202 No IC401 AUDIO L R IN 1 AUDIO L R IN 2 COMPONENT AUDIO ...

Page 30: ...FLOW CHART NO 2 Picture does not appear normally Tuner input Are the audio L R signals outputted to Pin 8 10 of CN202 No No No Replace Digital Main CBA Unit or LCD Module Assembly Are the audio L R signals outputted to Pin 4 6 of CN202 No Are the audio L R signals inputted to Pin 3 5 of IC803 Check the line between Pin 4 6 of CN202 and Pin 3 5 of IC803 and service it if defective No Are the audio ...

Page 31: ...W AB16 P ON H2 AB13 REMOTE R22 P ON H1 PROTECT1 R23 JUNCTION CBA CN1302 KEY IN1 6 6 WH1301A CN1801 KEY IN1 3 3 CN901 CN203 LED1 4 4 AB23 BACKLIGHT ADJ IC3101 MEMORY SCK SI SO AB25 AB24 AC25 AC24 6 5 2 1 E11 F1 3 AC19 SCL SDA CN201 CN3701 CS WP SCK SIN SOUT CS WP TO POWER SUPPLY 1 BLOCK DIAGRAM P ON H2 P ON H1 PROTECT3 BACKLIGHT SW BACKLIGHT ADJ 28 28 SCL 27 27 SDA 10 10 PROTECT1 7 7 PROTECT3 23 23...

Page 32: ...16 JK717 JK718 JK719 3 38 36 34 7 1 5 9 11 41 43 45 47 50 52 51 CVBS Y S Y IN 18 18 Pb IN 20 20 Pr S C IN 22 22 VIDEO SELECTOR WF1 WF2 WF3 C Y S VIDEO SW1 49 S VIDEO SW2 JK706 S VIDEO IN2 C Y JK707 VIDEO IN2 JK702 S VIDEO IN1 JACK POWER CBA CVBS Y S Y IN Pb IN Pr S C IN TU101 DIF OUT1 12 DIF OUT2 13 TUNER UNIT IF AGC 14 CN201 CN3701 DIF OUT1 3 3 IF AGC 1 1 DIF OUT2 4 4 TO DIGITAL SIGNAL PROCESS BL...

Page 33: ...ER AMP IC803 OP AMP 1 7 1 5 3 44 9 10 13 14 35 36 31 32 MUTE CONTROL CN801 CL801 SP801 SPEAKER L CH CN802 SP R 1 CL802 SP802 SPEAKER R CH DRIVE1 PWM1 DRIVE2 PWM2 IC3503 AUDIO D A CONVERTER IC3501 AUDIO DSP D A CONVERTER DSP L CH R CH 15 14 5 6 7 8 34 33 37 36 35 34 33 37 36 35 IC3502 AUDIO D A CONVERTER D A CONVERTER L CH R CH 15 14 5 6 7 8 CN202 CN3702 CN202 CN3702 AUDIO MUTE 11 11 JK701 DIGITAL ...

Page 34: ...CK 7 9 4 6 1 3 10 12 16 15 CLOCK CLOCK DEMODULATOR MPEG DECODER AE2 AF7 AUDIO I F TO AUDIO BLOCK DIAGRAM ACLK ADATA1 BCLK LRCLK ADATA0 SPDIF AD14 AD9 AD12 AD10 AD11 AC10 DATA 0 15 ADDESS 0 12 IC3201 A13 15 A18 A21 23 B13 15 B17 B19 23 C15 C17 19 C23 C24 D14 D15 D17 19 D22 D23 B1 B9 C2 C8 D1 D3 D7 D9 F1 F9 G2 G8 H1 H3 H7 H9 M2 M3 M7 M8 N2 N3 N7 N8 P2 P3 P7 P8 R2 DDR2 SDRAM HDMI I F B1 B2 C1 C2 D1 D...

Page 35: ...2 5 11 8 HIGH VOLTAGE RESONANT CONTROL 8 8 12 13 3 14 9 5 4 1 4 3 2 1 4 3 2 IC1705 ISOLATOR Q1705 Q1703 Q1704 Q1404 Q1403 Q1402 Q1401 Q1707 Q1708 1 4 3 2 PANEL 24V 1 5 CN1803 PANEL 24V 1 5 P ON H2 P ON H1 PROTECT3 BACKLIGHT ADJ BACKLIGHT SW 354V 1 HOT 22V 4 PROTECT3 11 BACKLIGHT ADJ 13 BACKLIGHT SW 14 NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Power Su...

Page 36: ... 14 15 13 12 8 6 7 Q601 SWITCHING CN201 CN3701 Q604 SW 5V Q603 SW 8 2V TO SYSTEM CONTROL BLOCK DIAGRAM PROTECT1 AL 13V P ON 8 2V P ON 11V TUNER 31V P ON 5V P ON 3 3V 21 22 18 27 29 LCD 12V P ON 3V INV 16V P ON 5V P ON 3 3V DIGITAL MAIN CBA UNIT 15 16 P ON 3V 15 16 P ON 3 3V 21 22 14 P ON 5V 14 P ON 7V 18 LCD 12V 27 29 Q605 SW 3 3V NOTE The voltage for parts in hot circuit is measured using hot GND...

Page 37: ...k fire or other hazards Notes 1 Do not use the part number shown on these drawings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 106 3 Resistor wattages are 1 4W or 1 6W unless otherwise specified 4 All capacitance values are indicated in µF P 10 6 µF ...

Page 38: ...amended since the drawings were prepared 2 To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications on the schematics are as shown below Plug the TV power cord into a standard AC outlet 5 How to read converged lines 6 Test Point Information 2 3 1...

Page 39: ...10 3 A91H1SCJP1 Jack Power 1 3 Schematic Diagram NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal ...

Page 40: ...10 4 A91H1SCJP2 Jack Power 2 3 Schematic Diagram ...

Page 41: ...10 5 A91H1SCJP3 Jack Power 3 3 Schematic Diagram ...

Page 42: ...d in this unit If Main Fuse F1601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail For continued protection against risk of fire replace only with same type 8A 250V fuse CAUTION ATTENTION Utiliser un fusible de rechange de même type...

Page 43: ...10 7 A91H1SCIP2 Inverter Power 2 3 Schematic Diagram NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal ...

Page 44: ...10 8 A91H1SCIP3 Inverter Power 3 3 Schematic Diagram NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal ...

Page 45: ...10 9 A91H1SCIR IR Sensor Junction Schematic Diagram ...

Page 46: ...10 10 A91H1SCF Function Schematic Diagram ...

Page 47: ... Main 1 5 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into seven and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 48: ... Main 2 5 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into seven and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 49: ...Schematic Diagram A91H1SCD3 The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into seven and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 50: ...Schematic Diagram A91H1SCD4 The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into seven and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 51: ...Schematic Diagram A91H1SCD5 The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into seven and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 52: ...using hot GND as a common terminal Because a hot chassis ground is present in the power supply circuit an isolation transformer must be used Also in order to have the ability to increase the input slowly when troubleshooting this type power supply circuit a variable isolation transformer is required ...

Page 53: ...tage for parts in hot circuit is measured using hot GND as a common terminal Because a hot chassis ground is present in the power supply circuit an isolation transformer must be used Also in order to have the ability to increase the input slowly when troubleshooting this type power supply circuit a variable isolation transformer is required ...

Page 54: ...y circuit a variable isolation transformer is required CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail For continued prot...

Page 55: ...ply circuit a variable isolation transformer is required CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail For continued pr...

Page 56: ...10 20 BA94H0F01031 B BA94H0F01011 D Function CBA Top View Function CBA Bottom View Junction CBA Top View Junction CBA Bottom View BA94H0F01031 C IR Sensor CBA Top View IR Sensor CBA Bottom View ...

Page 57: ...0 20ms WF1 Pin 18 of CN202 S VIDEO Y S VIDEO Y 0 2V 0 2V 20 20ms S VIDEO C S VIDEO C 0 2V 0 2V WF3 Pin 22 of CN202 20 20ms AUDIO AUDIO 1V 1V 0 5m 0 5ms COMPONENT Pr COMPONENT Pr 0 2V 0 2V 20 20ms ms COMPONENT Pb COMPONENT Pb 0 2V 0 2V 20 20ms Pin 20 of CN202 WF2 COMPONENT Y COMPONENT Y 0 2V 0 2V 20 20ms VIDEO IN S VIDEO IN COMPONENT IN S VIDEO IN COMPONENT IN Pin 24 of CN202 WF4 ...

Page 58: ...D 27 27 LCD 12V 28 28 LCD 12V 29 29 LCD 12V CN3702 CN202 23 19 21 15 17 22 20 18 16 14 10 12 6 8 13 11 9 7 5 1 3 4 1 5 3 9 7 2 4 6 8 10 14 12 18 16 11 13 15 17 19 23 21 20 2 REMOTE LED1 KEY IN1 AUDIO L OUT GND AUDIO R OUT GND AMP L OUT GND AMP R OUT AUDIO MUTE GND SPDIF GND AL 3 3V AL 3 3V GND CVBS Y S Y IN GND Pb IN GND Pr S C IN GND 22 24 24 AUDIO L 25 25 GND 26 26 AUDIO R 27 27 SDA 28 28 SCL 29...

Page 59: ...or CBA Junction CBA Function CBA CL802 CL801 CL1804 CL1803 L1 SP801 SP802 Jack Power CBA B10 A29 A7 Stand Assembly Digital Main CBA Unit B3 L1 L3 L6 B21 B24 B23 CL1301 CL1302 B22 B21 B20 L1 S5 L4 L4 L2 A4 L3 L3 B4 B9 FC1601 L1 L1 B10 L2 L1 L3 L3 L6 L1 LCD 1 B2 L6 L5 L5 L1 B5 B6 L8 L8 L8 L8 L8 B1 CL202 CL1601 CL3901 CL201 CL901 A5 A3 L1 L3 L3 L4 L4 A8 A21 X3301 ...

Page 60: ... A91H1PEX Packing PP Band Packing Tape Packing Tape Packing Tape Packing Tape X5 S3 S13 Some Ref Numbers are not in sequence S6 S5 S4 X4 S2 Stand Assembly X2 FRONT X14 X6 X20 X21 S12 S5 S5 Tape X1 X3 AC601 ...

Page 61: ...8 C101 CHIP CERAMIC CAP 1608 CH J 100PF 50V CHD1JJ3CH101 C104 CHIP CERAMIC CAP 1608 CH J 47PF 50V CHD1JJ3CH470 C105 ELECTROLYTIC CAP 10UF 50V M CE1JMASDL100 C106 CHIP CERAMIC CAP 1608 F Z 0 1UF 50V CHD1JZ30F104 C107 CHIP CERAMIC CAP 1608 CH J 1000PF 50V CHD1JJ3CH102 C108 CHIP CERAMIC CAP 1608 CH J 47PF 50V CHD1JJ3CH470 C109 CHIP CERAMIC CAP 1608 F Z 0 1UF 50V CHD1JZ30F104 C110 ELECTROLYTIC CAP 100...

Page 62: ...810 CHIP CERAMIC CAP 1608 B K 0 1UF 25V CHD1EK30B104 C811 CHIP CERAMIC CAP 1608 B K 0 1UF 25V CHD1EK30B104 C812 CHIP CERAMIC CAP 1608 B K 0 47UF 16V CHD1CK30B474 3 15 page LC42７SSX A91H1UH C813 ELECTROLYTIC CAP 470UF 25V M CE1EMASDL471 C816 CHIP CERAMIC CAP F Z 1UF 10V CHD1AZ30F105 C817 ELECTROLYTIC CAP 10UF 50V M CE1JMASDL100 C818 CHIP CERAMIC CAP 1608 B K 1UF 25V CHD1EK30B105 C819 CHIP CERAMIC C...

Page 63: ...e LC42７SSX A91H1UH Q201 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q202 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q501 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q601 MOS FET 2SK3798 Q M QFQZSK3798QM Q602 NPN TRANSISTOR 2SC5344O AT NQS002SC5344 Q603 TRANSISTOR 2SC2120 O TE2 F T QQS02SC2120F Q604 NPN TRANSISTOR POWER 2SC4881F HFE MAX320 QQWZ2SC4881F Q605 NPN TRANSISTOR POWER 2SC4881F HFE MAX320 QQWZ2SC4881...

Page 64: ... RES 1 10W J 100 OHM RRXAJR5Z0101 R726 CHIP RES 1 10W J 75 OHM RRXAJR5Z0750 R729 CHIP RES 1 10W J 100 OHM RRXAJR5Z0101 R730 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 7 15 page LC42７SSX A91H1UH R731 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R732 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R733 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R740 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R741 CHIP RES 1 10W J 33K OHM RRXAJR5Z0...

Page 65: ...1404 CAP METALIZED FILM 2 7UF 50V J CT1J275DT039 C1405 CAP CERAMIC AX 1200PF 50V B K CA1J122TU061 C1406 POLYESTER FILM CAP PB FREE 0 001UF 100V J CA2A102DT018 C1407 POLYESTER FILM CAP PB FREE 0 0012UF 100V J CA2A122DT018 C1408 ELECTROLYTIC CAP 10UF 50V M CE1JMASDL100 C1409 CAP CERAMIC AX 0 1UF 50V B K CA1J104TU061 C1410 CAP CERAMIC AX 0 022UF 50V B K CA1J223TU061 C1411 ELECTROLYTIC CAP 100UF 25V M...

Page 66: ... 2SK3757 Q QFWZ02SK3757 Q1204 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q1401 TRANSISTOR 2SC2120 O TE2 F T QQS02SC2120F Q1402 TRANSISTOR 2SA950 O TE2 F T QQS002SA950F Q1403 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q1404 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q1601 FET MOS 2SK3561 Q IDSS100UA QFWZ2SK3561Q Q1602 FET MOS 2SK3561 Q IDSS100UA QFWZ2SK3561Q Q1701 FET MOS 2SK3561 Q IDSS100UA QFWZ2SK3561Q Q1...

Page 67: ...W05R18PAK24 R1722 RES CARBON FILM T 1 4W J 10K OHM RCX4103T1001 R1724 RES CARBON FILM T 1 4W J 10K OHM RCX4103T1001 R1725 CHIP RES 1 10W J 22K OHM RRXAJR5Z0223 R1726 CHIP RES 1 10W J 47K OHM RRXAJR5Z0473 R1727 CHIP RES 1 10W J 5 1K OHM RRXAJR5Z0512 13 15 page LC42７SSX A91H1UH R1728 CHIP RES 1 10W J 4 7K OHM RRXAJR5Z0472 R1729 CHIP RES 1 10W J 220 OHM RRXAJR5Z0221 R1730 RES CARBON FILM T 1 4W J 2 2...

Page 68: ...P 1608 F Z 0 1UF 25V CHD1EZ30F104 C1307 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V CHD1EZ30F104 D1301 LED L 53HT NP4Z000L53HT D1302 LED GREEN 333GT E FNA NPWZ33GTEFNA R1301 RES CARBON FILM T 1 4W J 100 OHM RCX4101T1001 R1302 CHIP RES 1 10W J 3 3K OHM RRXAJR5Z0332 R1303 CHIP RES 1 10W J 270 OHM RRXAJR5Z0271 R1304 CHIP RES 1 10W J 300 OHM RRXAJR5Z0301 R1305 CHIP RES 1 10W J 1K OHM RRXAJR5Z0102 CL1301 WIRE ...

Page 69: ... CERAMIC CAP 1608 CH J 100PF 50V CHD1JJ3CH101 C104 CHIP CERAMIC CAP 1608 CH J 47PF 50V CHD1JJ3CH470 C105 ELECTROLYTIC CAP 10UF 50V M CE1JMASDL100 C106 CHIP CERAMIC CAP 1608 F Z 0 1UF 50V CHD1JZ30F104 C107 CHIP CERAMIC CAP 1608 CH J 1000PF 50V CHD1JJ3CH102 C108 CHIP CERAMIC CAP 1608 CH J 47PF 50V CHD1JJ3CH470 C109 CHIP CERAMIC CAP 1608 F Z 0 1UF 50V CHD1JZ30F104 C110 ELECTROLYTIC CAP 1000UF 6 3V M ...

Page 70: ...810 CHIP CERAMIC CAP 1608 B K 0 1UF 25V CHD1EK30B104 C811 CHIP CERAMIC CAP 1608 B K 0 1UF 25V CHD1EK30B104 C812 CHIP CERAMIC CAP 1608 B K 0 47UF 16V CHD1CK30B474 3 15 page 42MF439B F7 A91H0UH C813 ELECTROLYTIC CAP 470UF 25V M CE1EMASDL471 C816 CHIP CERAMIC CAP F Z 1UF 10V CHD1AZ30F105 C817 ELECTROLYTIC CAP 10UF 50V M CE1JMASDL100 C818 CHIP CERAMIC CAP 1608 B K 1UF 25V CHD1EK30B105 C819 CHIP CERAMI...

Page 71: ...e 42MF439B F7 A91H0UH Q201 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q202 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q501 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q601 MOS FET 2SK3798 Q M QFQZSK3798QM Q602 NPN TRANSISTOR 2SC5344O AT NQS002SC5344 Q603 TRANSISTOR 2SC2120 O TE2 F T QQS02SC2120F Q604 NPN TRANSISTOR POWER 2SC4881F HFE MAX320 QQWZ2SC4881F Q605 NPN TRANSISTOR POWER 2SC4881F HFE MAX320 QQWZ2SC4...

Page 72: ... RES 1 10W J 100 OHM RRXAJR5Z0101 R726 CHIP RES 1 10W J 75 OHM RRXAJR5Z0750 R729 CHIP RES 1 10W J 100 OHM RRXAJR5Z0101 R730 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 7 15 page 42MF439B F7 A91H0UH R731 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R732 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R733 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R740 CHIP RES 1 10W J 33K OHM RRXAJR5Z0333 R741 CHIP RES 1 10W J 33K OHM RRXAJR...

Page 73: ...2 C1404 CAP METALIZED FILM 2 7UF 50V J CT1J275DT039 C1405 CAP CERAMIC AX 1200PF 50V B K CA1J122TU061 C1406 POLYESTER FILM CAP PB FREE 0 001UF 100V J CA2A102DT018 C1407 POLYESTER FILM CAP PB FREE 0 0012UF 100V J CA2A122DT018 C1408 ELECTROLYTIC CAP 10UF 50V M CE1JMASDL100 C1409 CAP CERAMIC AX 0 1UF 50V B K CA1J104TU061 C1410 CAP CERAMIC AX 0 022UF 50V B K CA1J223TU061 C1411 ELECTROLYTIC CAP 100UF 25...

Page 74: ...FET 2SK3757 Q QFWZ02SK3757 Q1204 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q1401 TRANSISTOR 2SC2120 O TE2 F T QQS02SC2120F Q1402 TRANSISTOR 2SA950 O TE2 F T QQS002SA950F Q1403 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q1404 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q1601 FET MOS 2SK3561 Q IDSS100UA QFWZ2SK3561Q Q1602 FET MOS 2SK3561 Q IDSS100UA QFWZ2SK3561Q Q1701 FET MOS 2SK3561 Q IDSS100UA QFWZ2SK3561Q...

Page 75: ...W05R18PAK24 R1722 RES CARBON FILM T 1 4W J 10K OHM RCX4103T1001 R1724 RES CARBON FILM T 1 4W J 10K OHM RCX4103T1001 R1725 CHIP RES 1 10W J 22K OHM RRXAJR5Z0223 R1726 CHIP RES 1 10W J 47K OHM RRXAJR5Z0473 R1727 CHIP RES 1 10W J 5 1K OHM RRXAJR5Z0512 13 15 page 42MF439B F7 A91H0UH R1728 CHIP RES 1 10W J 4 7K OHM RRXAJR5Z0472 R1729 CHIP RES 1 10W J 220 OHM RRXAJR5Z0221 R1730 RES CARBON FILM T 1 4W J ...

Page 76: ...AP 1608 F Z 0 1UF 25V CHD1EZ30F104 C1307 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V CHD1EZ30F104 D1301 LED L 53HT NP4Z000L53HT D1302 LED GREEN 333GT E FNA NPWZ33GTEFNA R1301 RES CARBON FILM T 1 4W J 100 OHM RCX4101T1001 R1302 CHIP RES 1 10W J 3 3K OHM RRXAJR5Z0332 R1303 CHIP RES 1 10W J 270 OHM RRXAJR5Z0271 R1304 CHIP RES 1 10W J 300 OHM RRXAJR5Z0301 R1305 CHIP RES 1 10W J 1K OHM RRXAJR5Z0102 CL1301 WIRE...

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