Emerson LC320EM9 B Service Manual Download Page 54

Page: 54 / 61

20080213

13-2

A8AF1EL

C807

CHIP CERAMIC CAP.(1608) B K 0.47

F/16V

CHD1CK30B474

C808

CHIP CERAMIC CAP.(1608) B K 0.1

F/50V

CHD1JK30B104

C809

CHIP CERAMIC CAP.(1608) B K 0.47

F/16V

CHD1CK30B474

C810

CHIP CERAMIC CAP.(1608) B K 0.1

F/50V

CHD1JK30B104

C811

CHIP CERAMIC CAP.(1608) B K 0.47

F/10V

CHD1AK30B474

C812

CHIP CERAMIC CAP.(1608) B K 0.47

F/10V

CHD1AK30B474

C813

CHIP CERAMIC CAP.(1608) B K 0.47

F/10V

CHD1AK30B474

C814

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C815

ELECTROLYTIC CAP. 2.2

F/50V M

CE1JMASDL2R2

C816

CHIP CERAMIC CAP.(1608) B K 0.47

F/16V

CHD1CK30B474

C817

CHIP CERAMIC CAP.(1608) B K 0.1

F/50V

CHD1JK30B104

C818

CHIP CERAMIC CAP.(1608) B K 0.47

F/16V

CHD1CK30B474

C819

CHIP CERAMIC CAP.(1608) B K 0.1

F/50V

CHD1JK30B104

C820

ELECTROLYTIC CAP. 10

F/50V M

CE1JMASDL100

C821

ELECTROLYTIC CAP. 10

F/50V M

CE1JMASDL100

C824

CHIP CERAMIC CAP.(1608) B K 0.47

F/10V

CHD1AK30B474

C825

CHIP CERAMIC CAP.(1608) B K 0.47

F/10V

CHD1AK30B474

C826

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

CHD1JK30B332

C827

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

CHD1JK30B332

C7001

ELECTROLYTIC CAP. 47

F/25V M

CE1EMASDL470

C7002

ELECTROLYTIC CAP. 10

F/16V M H7

CE1CMAVSL100

C7003

ELECTROLYTIC CAP. 10

F/50V M

CE1JMASDL100

C7004

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7005

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7006

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7007

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7008

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7009

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7010

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7012

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7013

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7101

ELECTROLYTIC CAP. 220

F/10V M

CE1AMASDL221

C7102

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

CHD1JJ3CH102

C7109

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7110

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7111

ELECTROLYTIC CAP. 220

F/10V M

CE1AMASDL221

C7201

CHIP CERAMIC CAP. F Z 1

F/10V

CHD1AZ30F105

C7202

CHIP RES.(1608) 1/10W 0

Ω

RRXAZR5Z0000

C7203

ELECTROLYTIC CAP. 10

F/16V M H7

CE1CMAVSL100

C7204

CHIP CERAMIC CAP.(1608) B K 0.01

F/50V

CHD1JK30B103

C7301

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

CHD1JJ3CH101

C7302

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

CHD1JJ3CH101

C7303

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7304

ELECTROLYTIC CAP. 100

F/10V M

CE1AMASDL101

C7305

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7306

CHIP CERAMIC CAP.(1608) F Z 0.1

F/25V

CHD1EZ30F104

C7307

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7308

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7401

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7402

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7602

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7605

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7608

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7611

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7615

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7618

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7621

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7624

CHIP CERAMIC CAP. F Z 2.2

F/10V

CHD1AZ30F225

C7701

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

CHD1JJ3CH101

C7702

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7705

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

CHD1JJ3CH101

C7706

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7709

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

CHD1JJ3CH101

Ref. No.

Description

Part No.

C7710

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7714

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

CHD1JJ3CH101

C7715

CHIP CERAMIC CAP.(1608) B K 0.047

F/50V

CHD1JK30B473

C7718

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

CHD1JJ3CH101

C7719

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7723

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

CHD1JJ3CH101

C7724

CHIP CERAMIC CAP.(1608) B K 0.047

F/50V

CHD1JK30B473

C7729

CHIP CERAMIC CAP. CH J 39pF/50V

CHD1JJ3CH390

C7730

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7733

CHIP CERAMIC CAP. CH J 39pF/50V

CHD1JJ3CH390

C7734

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7738

CHIP CERAMIC CAP. CH J 39pF/50V

CHD1JJ3CH390

C7739

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7743

CHIP CERAMIC CAP. CH J 39pF/50V

CHD1JJ3CH390

C7744

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7747

CHIP CERAMIC CAP. CH J 39pF/50V

CHD1JJ3CH390

C7748

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7751

CHIP CERAMIC CAP. CH J 39pF/50V

CHD1JJ3CH390

C7752

CHIP CERAMIC CAP. F Z 0.47

F/16V

CHD1CZ30F474

C7801

ELECTROLYTIC CAP. 100

F/16V M

CE1CMASDL101

C7802

ELECTROLYTIC CAP. 100

F/16V M

CE1CMASDL101

CONNECTORS

CN102

242 SERIES CONNECTOR 224202106W1

J322C06TG001

CN301

TWG CONNECTOR 23P TWG-P23P-A1

J3TWA23TG001

CN302

TWG CONNECTOR 23P TWG-P23P-A1

J3TWA23TG001

CN303

TWG CONNECTOR 23P TWG-P23P-A1

J3TWA23TG001

CN501

242 SERIES CONNECTOR 224202104W1

J322C04TG001

CN601

WIRE ASSEMBLY 004 2PIN / 100MM / AWG18

WX1A8AF0-004

CN801

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

J3PHC02JG029

CN802

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

J3PHC02JG029

DIODES

ZENER DIODE MTZJT-775.6B

QDTB0MTZJ5R6

ZENER DIODE MTZJT-775.6B

QDTB0MTZJ5R6

D502

ZENER DIODE MTZJT-775.6A

QDTA0MTZJ5R6

D503

DIODE FR104-B

NDLZ000FR104

D504

ZENER DIODE MTZJT-7710B

QDTB00MTZJ10

D505

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D506

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D507

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D508

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D509

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D510

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D511

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D513

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D514

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D602

ZENER DIODE MTZJT-7739B

QDTB00MTZJ39

D603

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D604

ZENER DIODE MTZJT-7727B

QDTB00MTZJ27

D606

ZENER DIODE MTZJT-774.3B

QDTB0MTZJ4R3

D607

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

D631

ZENER DIODE MTZJT-775.6B

QDTB0MTZJ5R6

D632

SCHOTTKY BARRIER DIODE ERB81-004

AERB81004***

D633

DIODE FR154

NDLZ000FR154

D634

IC SHUNT REGULATOR KIA431-AT/P

NSZBA0TJY036

D635

ZENER DIODE MTZJT-7720B

QDTB00MTZJ20

D636

DIODE FR154

NDLZ000FR154

D637

DIODE FR154

NDLZ000FR154

D638

SCHOTTKY BARRIER DIODE ERC84-009

QDLZERC84009

D639

SCHOTTKY BARRIER DIODE ERC84-009

QDLZERC84009

D640

SCHOTTKY BARRIER DIODE SB340

NDQZ000SB340

D641

SWITCHING DIODE 1SS133(T-77)

QDTZ001SS133

Ref. No.

Description

Part No.

Summary of Contents for LC320EM9 B

Page 1: ...SERVICE MANUAL TM EMERSON AND THE G CLEF LOGO ARE REGISTERED TRADEMARKS OF EMERSON RADIO CORP PARSIPPANY NEW JERSEY U S A 32 COLOR LCD TELEVISION LC320EM9 ...

Page 2: ... 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 which is not recommended by Funai must first use all precautions thoroughly so that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected TABLE...

Page 3: ... Freq Range 28dBm kHz 100 2 ATSC Dynamic Range min max ch 4 ch 10 ch 41 dBm dBm dBm 76 0 76 0 74 4 Description Condition Unit Nominal Limit 1 Native Pixel Resolusion Horizontal Vertical pixels pixels 1366 768 2 Brightness 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 120...

Page 4: ...ay drop slightly below these specifications Limit specifications represent the absolute worst condition that still might be considered acceptable In no case should a unit fail to meet limit specifications Description Condition Unit Nominal Limit 1 Audio Output Max Power ATSC 0dBfs Lch Rch W 10 0 10 0 9 0 9 0 2 Audio Distortion NTSC 500mW Lch Rch 0 5 0 5 2 0 2 0 3 Audio Freq Response NTSC 6dB Lch 6...

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: ...ase Unplug Unclamp Desolder Note 1 Stand Base Plate D1 4 S 1 3 S 2 4 S 3 2 Stand Cover D1 3 Stand Hinge D1 4 Rear Cabinet D1 12 S 4 2 S 5 2 S 6 5 Shield T D2 S 7 S 8 N 1 6 Shield Box D2 2 S 9 3 S 10 4 S 11 7 Digital Main CBA Unit D2 D5 CN3601 CN3701 CN3704 CN4501 CN4502 8 Power Supply CBA D2 D5 7 S 12 CN102 CN501 CN801 CN802 CN1901 2 Stand Cover 14 Junction A CBA 17 Speaker Holder L R 18 Speaker s...

Page 14: ...4 2 A8AF1DC 4 Rear Cabinet 2 Stand Cover 3 Stand Hinge 1 Stand Base Plate S 2 S 4 S 4 S 6 S 4 S 5 S 3 S 4 S 1 S 4 S 3 S 6 Fig D1 ...

Page 15: ...4 3 A8AF1DC 6 Shield Box 7 Digital Main CBA Unit S 12 S 12 N 1 S 8 S 7 8 Power Supply CBA S 7 S 11 S 10 5 Shield T S 12 S 11 S 10 S 9 Fig D2 ...

Page 16: ...4 4 A8AF1DC 9 Inverter CBA S 13 S 14 11 PCB Holder L R S 16 S 14 S 14 S 14 10 Junction B CBA Desolder 12 Stand Holder S 15 S 13 S 13 Fig D3 ...

Page 17: ...DC 13 LCD Module Assembly 15 IR Sensor CBA 16 Function CBA 18 Speaker 17 Speaker Holder L R 17 Speaker Holder L R 19 Front Cabinet S 18 S 20 S 20 S 19 S 17 14 Junction A CBA Desolder S 20 S 20 18 Speaker Fig D4 ...

Page 18: ...N501 AC CORD Function CBA Power Supply CBA Digital Main CBA Unit CN601 Fig D5 CN801 CN1050 CN1100 CN1150 CN1200 CN1250 CN1901 Inverter CBA CL102B To LCD Module Assembly IR Sensor CBA Junction A CBA CN802 CN102 To Speaker CL102A CL101A CN101 CL101B Junction B CBA CN1000 CL1000B To LCD Module Assembly ...

Page 19: ...meter 2 NTSC Pattern Generator Color Bar W White Window Red Color Dot Pattern Gray Scale Monoscope Multi Burst 3 Remote control unit 4 Color Analyzer How to make the Service remote control unit Cut A portion of the attached remote control unit as shown in Fig 1 How to set up the service mode Service mode 1 Use the service remote control unit 2 Turn the power on 3 Press the service button on the se...

Page 20: ... point calibration as shown above Note The optical receptor must be set perpendicularly to the LCD Panel surface 3 Enter the Service mode 4 Press 2 button on the service remote control unit 5 Press CH o p 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 ...

Page 21: ...Panel surface 4 Enter the Service mode Press VOL n button on the service remote control unit and select C D mode 5 CUTOFF Press 3 button to select COB for Blue Cutoff adjustment Press 1 button to select COR for Red Cutoff adjustment DRIVE Press 6 button to select DB for Blue Drive adjustment Press 4 button to select DR for Red Drive adjustment 6 In each color mode press CH o p buttons to adjust th...

Page 22: ...utton on the service remote control unit Refer to page 5 1 To cancel the service mode press POWER button on the 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 right of the screen INITIALIZED color will change to green from red when initializing is complete ...

Page 23: ...B3 TXD1 P22 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM TO POWER SUPPLY BLOCK DIAGRAM PROTECT1 22 P ON H1 14 P ON H2 13 P ON H2 P ON H1 2 22 TXD 16 RXD1 N22 AMP MUTE SUB 18 REMOTE R22 RESET MAIN 5 RESET MAIN V24 RESET TO AUDIO 2 BLOCK DIAGRAM JUNCTION A CBA LED1 3 4 REMOTE 5 2 P ON H1 2 5 CN101 KEY IN1 6 6 KEY IN1 1 6 CL102A KEY IN1 1 1 CL102B CN102 LED1 11 13 CN302 P ON H2 1 23 CN3701 KEY IN1 23 1 KE...

Page 24: ...18 20 22 6 4 10 2 8 40 34 38 32 36 30 3 S VIDEO Y 19 S VIDEO C 21 VIDEO Y 14 VIDEO Pb 16 VIDEO Pr 17 1 5 3 10 8 7 VIDEO SELECTOR WF1 WF2 WF3 WF4 WF5 WF6 C Y S SW1 9 S SW2 JK7703 S VIDEO IN2 C Y JK7704 VIDEO IN2 JK7701 S VIDEO IN1 POWER SUPPLY CBA VIDEO S VIDEO Y S VIDEO C VIDEO Y VIDEO Pb VIDEO Pr VIDEO OUT 4 BUFFER Q3 TU CVBS 11 13 TU1 DIF OUT1 20 DIF OUT2 21 TUNER UNIT IF AGC 18 CN303 CN3704 DIF...

Page 25: ...14 53 51 45 44 49 47 54 52 50 48 11 14 13 AUDIO SELECTOR AUDIO SELECTOR TO SYSTEM CONTROL BLOCK DIAGRAM INPUT1 INPUT0 SIF AUDIO L IN2 AUDIO R IN2 JK7704 CN3704 CN303 AUDIO L 3 21 AUDIO R 4 20 CN3704 CN303 INPUT1 7 17 INPUT0 8 16 POWER SUPPLY CBA BCLK LRCLK ACLK AUX ADATA IC3702 AUDIO A D CONVERTER A D CONVERTER 1 2 11 10 15 12 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM TO DIGITAL SIGNAL PROCESS BLOCK...

Page 26: ...O D A CONVERTER D A CONVERTER L CH R CH 15 14 5 6 7 8 P ON 9V ACLK 17 7 ADATA 16 8 BCLK 15 9 LRCLK 14 10 CN302 CN3701 AMP MUTE 12 12 JK7715 DIGITAL AUDIO OUT COAXIAL Q7201 BUFFER SPDIF 18 6 RESET 20 4 SP R 2 SP L 1 SP L 2 ACLK BCLK LRCLK ADATA SPDIF RESET TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM AMP MUTE DIGITAL MAIN CBA UNIT POWER SUPPLY CBA AUDIO SIGNAL TO SYSTEM CONTROL BLOCK DIAGRAM P ON 5V TO ...

Page 27: ...AD24 AF26 AE26 LVDS TX DIGITAL SIGNAL PROCESS A D CONVERTER VIDEO Pr VIDEO S VIDEO Y S VIDEO C TO VIDEO BLOCK DIAGRAM SW W3 U3 V3 V4 VIDEO Pb T3 VIDEO Y U4 T4 TU CVBS Y3 IF AGC HDMI IN1 HDMI IN2 JK4001 TMDS D0 TMDS D0 TMDS D1 TMDS D1 TMDS D2 TMDS D2 SDA SCL 7 9 4 6 1 3 10 12 16 15 7 9 4 6 1 3 10 12 16 15 JK4002 TMDS D0 TMDS D0 TMDS D1 TMDS D1 TMDS D2 TMDS D2 TMDS CLOCK TMDS CLOCK SDA SCL A9 B9 C8 ...

Page 28: ...10 8 TO SYSTEM CONTROL BLOCK DIAGRAM CL1000B VCC VCC 4 4 Q1002 T1050 Q1100 Q1101 Q1102 Q1103 3 1 4 7 8 6 5 2 T1100 3 1 4 7 8 6 5 2 T1150 3 1 4 7 8 6 5 2 T1200 T1951 TO POWER SUPPLY BLOCK DIAGRAM ACL HOT GND 3 1 4 7 8 6 5 2 T1250 3 1 4 7 8 6 5 2 DRIVE DRIVE DRIVE INVERTER CONTROL 10 11 14 15 2 3 4 5 7 8 4 5 23 2 1 4 3 2 Q1970 Q1971 IC1930 1 4 3 2 IC1931 Q1931 13 11 19 DRIVE LOGIC LOGIC DRIVE DRIVE ...

Page 29: ...BLOCK DIAGRAM RESET Q501 LCD 6 8V 8 P ON 3 3V 14 15 LCD 3 3V 10 3 0V 1 18 19 3 0V 16 LCD 24 5V 6 LCD 13V 7 AL 3 3V 12 P ON 5V 20 16 9 10 14 5 6 8 18 17 12 4 LCD 13V LCD 24 5V LCD 6 8V LCD 3 3V AL 3 3V P ON 2 0V 2 0V REG IC3302 1 8V 1 8V REG IC3601 1 1V 1 1V REG IC3603 P ON 5V DIGITAL MAIN CBA UNIT CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fu...

Page 30: ... in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do not have the same safety characteristics as specified in the parts list may create shock 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 th...

Page 31: ...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 32: ...is measured using hot GND as a common terminal Power Supply 1 3 Schematic Diagram CN301 1 3 3 2 3 2 3 3 2 4 3 3 5 0 6 23 5 7 13 1 8 6 9 9 0 10 3 4 11 0 12 3 4 13 0 14 3 4 15 3 4 16 3 3 17 0 18 3 4 19 3 4 20 5 2 21 0 22 3 3 23 3 2 VOLTAGE CHART Pin No Voltage ...

Page 33: ... 4 A8AF1SCP2 Power Supply 2 3 Schematic Diagram CN303 1 2 0 3 2 6 4 2 6 5 0 6 7 0 8 0 9 2 0 10 0 11 1 7 12 0 8 13 0 14 15 4 9 16 4 9 17 0 18 3 3 19 0 20 1 6 21 0 22 1 6 23 0 VOLTAGE CHART Pin No Voltage ...

Page 34: ...F1SCP3 Power Supply 3 3 Schematic Diagram CN302 1 3 4 2 0 3 3 4 4 3 3 5 0 6 1 7 7 1 6 8 1 3 9 1 7 10 1 7 11 0 12 3 4 13 0 6 14 2 5 15 0 16 2 6 17 2 5 18 0 19 0 20 0 21 0 22 0 23 0 VOLTAGE CHART Pin No Voltage ...

Page 35: ...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 4 A 125V fuse CAUTION ATTENTION Utiliser un fusible de rechange de même type de 4A 125V 4A 125V NOTE The voltage for parts in hot circuit is measured using hot GND ...

Page 36: ...8 7 A8AF1SCF Function Schematic Diagram ...

Page 37: ...8 8 A8AF1SCIR IR Sensor Junction A Schematic Diagram ...

Page 38: ...Main 1 4 Schematic Diagram 1 NOTE The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into four and shown as IC3301 1 4 IC3301 4 4 in this Digital Main Schematic Diagram Section ...

Page 39: ... Main 2 4 Schematic Diagram 1 NOTE The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into four and shown as IC3301 1 4 IC3301 4 4 in this Digital Main Schematic Diagram Section ...

Page 40: ...Schematic Diagram A8AF1SCD3 1 NOTE The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into four and shown as IC3301 1 4 IC3301 4 4 in this Digital Main Schematic Diagram Section ...

Page 41: ...Schematic Diagram A8AF1SCD4 1 NOTE The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into four and shown as IC3301 1 4 IC3301 4 4 in this Digital Main Schematic Diagram Section ...

Page 42: ... 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 43: ...ew BA8AF0F01022 1 NOTE The voltage 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 44: ... the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail 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 For continued protectio...

Page 45: ...ct the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail 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 For continued protect...

Page 46: ...8 17 BA8AF0F01022 3 BA8AF0F01022 4 Function CBA Top View Function CBA Bottom View IR Sensor CBA Top View IR Sensor CBA Bottom View ...

Page 47: ...8 18 BA8AF0F01022 5 BA8AF0F01031 Junction A CBA Top View Junction A CBA Bottom View Junction B CBA Top View Junction B CBA Bottom View ...

Page 48: ...aveform check points Shown in Schematic Diagram CVBS 0 2V 20µs WF1 Pin 23 of CN302 S VIDEO Y 0 2V WF2 Pin 19 of CN302 20µs S VIDEO C 0 2V WF3 Pin 21 of CN302 20µs AUDIO 1V 0 5ms WF7 Pin 3 of CN303 VIDEO Pr 0 2V 20µs Pin 17 of CN302 WF6 VIDEO Pb 0 2V 20µs Pin 16 of CN302 WF5 VIDEO Y 0 2V 20µs Pin 14 of CN302 WF4 ...

Page 49: ...V P ON 3 3V 3 0V GND 3 0V 3 0V P ON 5V GND P ON H1 P ON H2 2 CN303 CN3704 23 19 21 15 17 22 20 18 16 14 10 12 6 8 13 11 9 7 5 1 3 4 23 19 21 15 17 22 20 18 16 14 10 12 6 8 13 11 9 7 5 1 3 4 2 NU GND AUDIO L AUDIO R GND NU INPUT1 INPUT0 SIF GND TU CVBS AFT IN NU GND NU SCL SDA GND IF AGC GND DIF OUT2 GND DIF OUT1 GND 2 CN3701 CN302 23 19 21 15 17 22 20 18 16 14 10 12 6 8 13 11 9 7 5 1 3 4 23 19 21 ...

Page 50: ...Main CBA Unit Inverter CBA AC1901 L2 L17 L13 L13 IR Sensor CBA Function CBA CL801 CL802 SP802 SP801 Power Supply CBA B12 B22 L9 L9 A11 L10 B2 B7 B40 L17 A12 L18 L17 L17 L15 Junction A CBA L2 L2 A12 L4 L15 L6 L6 A7 L7 L7 L7 B18 B16 B17 A3 B22 S5 L9 B3 L15 L2 L6 L6 LCD1 B1 L4 L13 L15 L2 B10 L2 L2 B11 B12 B11 L2 L2 B40 L10 L10 L6 Junction B CBA CL4502 CL4501 A26 ...

Page 51: ...11 2 A8AF0PEX Packing S16 S5 S2 Packing Tape Packing Tape S3 S1 L15 X2 X6 Some Ref Numbers are not in sequence FRONT Tape X5 S4 X3 X4 Packing Tape X1 Tape ...

Page 52: ...X180XT0 5 L0336JG 0EM408827 B30 GASKET A8AF0UH 1EM425861 B40 WASHER D17 A73F2FP 1EM425638 CL801 WIRE ASSEMBLY 005 2PIN 170MM AWG24 WX1A8AF0 005 CL802 WIRE ASSEMBLY 005 2PIN 170MM AWG24 WX1A8AF0 005 CL4501 WIRE ASSEMBLY 010 55PIN 60MM WX1A8AF0 010 CL4502 WIRE ASSEMBLY 010 55PIN 60MM WX1A8AF0 010 L2 SCREW P TIGHT M4X14 BIND HEAD BLK GBHP4140 L4 SCREW P TIGHT M3X12 DISH HEAD GDJP3120 L6 SCREW P TIGHT...

Page 53: ...KX CA2E222MR101 C608 SAFTY CAP 2200pF 250V KX CA2E222MR101 C633 ELECTROLYTIC CAP 470µF 25V M CE1EMASDL471 C634 ELECTROLYTIC CAP 3300µF 10V CE1AMZNDL332 C635 POLYESTER FILM CAP PB FREE 0 0022µF 100V J CA2A222DT018 C636 CERAMIC CAP R K 1500pF 2KV HR CCD3DKA0R152 C638 ELECTROLYTIC CAP 1000µF 35V M CE1GMZADL102 C639 ELECTROLYTIC CAP 220µF 50V M CE1JMASDL221 C640 CAP CERAMIC AX 0 01µF 50V B K CA1J103TU...

Page 54: ...CHIP CERAMIC CAP F Z 2 2µF 10V CHD1AZ30F225 C7701 CHIP CERAMIC CAP 1608 CH J 100pF 50V CHD1JJ3CH101 C7702 CHIP CERAMIC CAP F Z 0 47µF 16V CHD1CZ30F474 C7705 CHIP CERAMIC CAP 1608 CH J 100pF 50V CHD1JJ3CH101 C7706 CHIP CERAMIC CAP F Z 0 47µF 16V CHD1CZ30F474 C7709 CHIP CERAMIC CAP 1608 CH J 100pF 50V CHD1JJ3CH101 Ref No Description Part No C7710 CHIP CERAMIC CAP F Z 0 47µF 16V CHD1CZ30F474 C7714 CH...

Page 55: ...C3199P Q637 NPN TRANSISTOR POWER 2SC4881F HFE MAX320 QQWZ2SC4881F Ref No Description Part No Q638 NPN TRANSISTOR POWER 2SC4881F HFE MAX320 QQWZ2SC4881F Q639 TRANSISTOR KTA1267 GR AT P NQS1KTA1267P Q645 TRANSISTOR 2SD400 E QQUE002SD400 Q646 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q650 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q671 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q801 TRANSISTOR 2SC2120 Y TE2 ...

Page 56: ...R717 CHIP RES 1 10W J 10k Ω RRXAJR5Z0103 R718 CHIP RES 1 10W J 10k Ω RRXAJR5Z0103 Ref No Description Part No R719 CHIP RES 1608 1 10W 0 Ω RRXAZR5Z0000 R720 CHIP RES 1 10W J 33k Ω RRXAJR5Z0333 R802 CHIP RES 1 10W J 4 7k Ω RRXAJR5Z0472 R803 CARBON RES 1 4W J 10 Ω RCX4JATZ0100 R804 CARBON RES 1 4W J 470 Ω RCX4JATZ0471 R805 CARBON RES 1 4W J 47k Ω RCX4JATZ0473 R806 CHIP RES 1 10W J 47k Ω RRXAJR5Z0473 ...

Page 57: ...B JUMPER D0 6 P5 0 JW5 0T JS652 PCB JUMPER D0 6 P5 0 JW5 0T L7 SCREW B TIGHT D3X8 BIND HEAD GBJB3080 T601 TRANS POWER 8709 LTT2PC0KT032 TU1 TUNER UNIT UA023AF UTUNATSSP006 Ref No Description Part No FUNCTION CBA MPS 3 Consists of the following CAPACITORS C109 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V CHD1JZ30F104 C110 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V CHD1JZ30F104 DIODE D108 ZENER DIODE MTZJT 775 6B Q...

Page 58: ...B103 C1261 CAP CERAMIC HV 15pF 3 15KV SL J CCD3FJASL150 C1262 CHIP CERAMIC CAP B K 1500pF 50V CHD1JK30B152 C1263 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 C1264 CAP CERAMIC HV 15pF 3 15KV SL J CCD3FJASL150 C1265 CHIP CERAMIC CAP B K 1500pF 50V CHD1JK30B152 C1266 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 Ref No Description Part No C1267 CHIP CERAMIC CAP 1608 B K 0 01µF 50V CHD1JK30B103 C1500 ...

Page 59: ... LLBG00ZY2015 L1902 FILTER LLBG00ZY2015 LLBG00ZY2015 TRANSISTORS Ref No Description Part No Q1002 TRANSISTOR KTC3199 GR AT P NQS4KTC3199P Q1020 TRANSISTOR KTA1267 GR AT P NQS1KTA1267P Q1100 FET POWER MOS SMD NP22N055SLE E1 AZ QF2ZNP22N055 Q1101 FET POWER MOS SMD NP22N055SLE E1 AZ QF2ZNP22N055 Q1102 FET POWER MOS SMD NP22N055SLE E1 AZ QF2ZNP22N055 Q1103 FET POWER MOS SMD NP22N055SLE E1 AZ QF2ZNP22N...

Page 60: ...IP RES 1 10W J 100k Ω RRXAJR5Z0104 R1561 CHIP RES 1 10W J 10k Ω RRXAJR5Z0103 R1703 CHIP RES 1 10W J 2 2k Ω RRXAJR5Z0222 R1901 RES CARBON 1 2W J 1M Ω RCX2105DP006 R1902 CEMENT RESISTOR 5W K 2 2 Ω RW052R2PAK11 R1904 CEMENT RESISTOR 5W K 2 2 Ω RW052R2PAK11 Ref No Description Part No R1930 CARBON RES 1 4W J 47 Ω RCX4JATZ0470 R1931 CARBON RES 1 4W J 47k Ω RCX4JATZ0473 R1932 CARBON RES 1 4W J 120 Ω RCX4...

Page 61: ...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 contained in this manual should be construed as granting by implication or o...

Search results

Summary of Contents for LC320EM9 B

Reviews:

Related manuals for LC320EM9 B

Brands by name

Popular brands

Emerson LC320EM9 B, Service Manual

Search results

Summary of Contents for LC320EM9 B

Reviews:

Related manuals for LC320EM9 B

Brands by name

Popular brands