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LCD TV

chassis FL10.5

SERVICE MANUAL

Contents

40”

40MF430B/F7

MAGNAVOX

(Serial No. : DS1A)

40”

40MF430B/F7

MAGNAVOX

(Serial No. : DS2A)

40”

LC407SS1

SYLVANIA

(Serial No. : DS1A)

40”

LC407SS1

SYLVANIA

(Serial No. : DS2A)

40”

LC407SS1

SYLVANIA

(Serial No. : DS3A)

40”

LC407EM1

EMERSON

© 2010 Funai Electric Co., Ltd.

All rights reserved. No part of this manual may be reproduced, copied, transmitted, disseminated, transcribed, 
downloaded or stored in any storage medium, in any form or for any purpose without the express prior written 
consent of Funai. Furthermore, any unauthorized commercial distribution of this manual or any revision hereto 
is strictly prohibited.  

Information in this document is subject 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 contained in this manual should be construed as granting, by implication or 
otherwise, any license or right to use any of the trademarks displayed herein. Misuse of any trademarks or any 
other content in this manual is strictly prohibited.  Funai shall aggressively enforce its intellectual property rights 
to the fullest extent of the law.

A01PBUH/PEUH/P1UH/PDUH/PFUH/P4UH

100722

Summary of Contents for 40MF430B/F7

Page 1: ...bited Information in this document is subject 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...

Page 2: ...quipment 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 serv...

Page 3: ...net Disassembly 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 Tes...

Page 4: ...escription Condition Unit Nominal Limit 1 Native Pixel Resolution Horizontal Vertical pixels pixels 1920 1080 2 Brightness w filter cd m2 400 3 Viewing Angle Horizontal Vertical 88 to 88 88 to 88 70 t...

Page 5: ...m 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 tou...

Page 6: ...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 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 tha...

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...

Page 9: ...he 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 p...

Page 10: ...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...

Page 11: ...g 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 d...

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 M on the workbench or other surfac...

Page 13: ...Stand Bracket 12 Jack Holder D 10 Jack Holder A 17 PCB Holder D U 18 Wall Mount Bracket L R 13 Digital Main CBA Unit 11 Jack CBA 14 Jack PCB Holder 19 LCD Module Assembly 20 Front Cabinet 6 IR Sensor...

Page 14: ...owing procedure of part location 4 Identification of parts to be removed unhooked unlocked released unplugged unclamped or desoldered P Spring L Locking Tab S Screw H Hex Screw CN Connector Unhook Unl...

Page 15: ...4 3 FL10 5DC S 7 S 8 S 7 6 IR Sensor CBA 7 Function CBA 5 Junction A CBA 3 Speaker Holder 3 Speaker Holder 4 Speaker 4 Speaker Fig D2...

Page 16: ...4 4 FL10 5DC S 10 S 11 S 12 12 Jack Holder D 10 Jack Holder A 9 Power Supply CBA 8 Junction B CBA 13 Digital Main CBA Unit 11 Jack CBA Shield Box Z S 9 S 9 S 13 S 13 S 14 Fig D3...

Page 17: ...19 S 21 S 22 S 15 S 16 15 AC Inlet Holder 17 PCB Holder U 17 PCB Holder D 14 Jack PCB Holder 16 Stand Bracket 18 Wall Mount Bracket L 18 Wall Mount Bracket R 19 LCD Module Assembly 20 Front Cabinet S...

Page 18: ...4 WH2152 CN2151 WH2153 Digital Main CBA Unit Junction B CBA Junction A CBA Function CBA IR Sensor CBA To LCD Module Assembly To AC Inlet To Speaker CN3701 CN3702 CN1914 CN1802 CN1801 CN1601 WH2101 CN2...

Page 19: ...4 Speaker 3 Speaker Holder 13 AC Inlet Holder 14 Stand Bracket 10 Jack Holder D 8 Jack Holder A 15 PCB Holder D U 16 Wall Mount Bracket L R 11 Digital Main CBA Unit 9 Jack CBA 12 Jack PCB Holder 17 LC...

Page 20: ...No showing procedure of part location 4 Identification of parts to be removed unhooked unlocked released unplugged unclamped or desoldered P Spring L Locking Tab S Screw H Hex Screw CN Connector Unho...

Page 21: ...4 9 FL10 5 A01PE_PFUH DC S 7 S 8 S 7 5 IR Sensor CBA 6 Function CBA 3 Speaker Holder 3 Speaker Holder 4 Speaker 4 Speaker Fig D2...

Page 22: ...4 10 FL10 5 A01PE_PFUH DC S 10 S 11 S 12 10 Jack Holder D 8 Jack Holder A 7 Power Supply CBA 11 Digital Main CBA Unit 9 Jack CBA Shield Box Z S 9 S 9 S 13 S 13 S 14 Fig D3...

Page 23: ...S 20 S 19 S 21 S 22 S 15 S 16 13 AC Inlet Holder 15 PCB Holder U 15 PCB Holder D 12 Jack PCB Holder 14 Stand Bracket 16 Wall Mount Bracket L 16 Wall Mount Bracket R 17 LCD Module Assembly 18 Front Cab...

Page 24: ...er Supply CBA Jack CBA WH2151 WH2154 WH2152 Digital Main CBA Unit Function CBA IR Sensor CBA To LCD Module Assembly To AC Inlet To Speaker CN3701 CN3702 CN1914 CN1802 CN1801 CN1601 CN2103 CN2102 WH210...

Page 25: ...er on 2 Press MENU button to display Setup menu 3 Select Features 4 Select Current Software Info 5 Press 0 4 2 5 7 4 and Info buttons on the remote control unit in this order The following screen appe...

Page 26: ...TOFF 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...

Page 27: ...put the program back at the factory default initialize the LCD TV using the following procedure 1 Turn the power on 2 Enter the service mode To cancel the service mode press POWER button on the remot...

Page 28: ...ear on the screen Remove the USB storage device from the USB port Turn the power off and turn the power on again Note When the Factory Upgrade is used after restarting TV shift to initial screen menu...

Page 29: ...1401 Q601 Q602 Q1601 Q1602 T601 No Is the LCD 12V line voltage normal Yes Check each rectifying circuit of the secondary circuit and service it if defective Check the presence that the primary compone...

Page 30: ...fective Check if there is any leak or short circuit on the loaded circuit and service it if defective P ON 7 5V is not output Is approximately 8V voltage supplied to the cathode of D662 No Yes Check C...

Page 31: ...it if defective No Replace Q653 Check if there is any leak or short circuit on the loaded circuit and service it if defective LCD 12V is not output Is approximately 12V voltage supplied to the cathod...

Page 32: ...e from the unit Check AL 3 3V line and service it if defective No Replace the remote control receiver RS2151 or the remote control unit Yes Replace Digital Main CBA Unit When pressing each switches SW...

Page 33: ...IC2701 Yes No No No IC2701 VIDEO IN 1 3PIN IC2701 Y IN 1 1PIN IC2701 CVBS Y S Y 38PIN IC2701 Pb 36PIN IC2701 Pr S C 34PIN IC2701 C IN 1 9PIN IC2701 VIDEO IN 2 7PIN IC2701 Y IN 2 5PIN IC2701 C IN 2 11P...

Page 34: ...d to each pin of IC2701 Check the line between audio input terminal and each pin of IC2701 Are the audio L R signals outputted to Pin 27 28 of IC2701 Are the audio L R signals outputted to Pin 26 28 o...

Page 35: ...heck the line between Pin 26 28 of CN2103 and Pin 19 32 of IC2801 and service it if defective Replace Digital Main CBA Unit Are the audio L R signals outputted to Pin 26 28 of CN2103 Replace Digital M...

Page 36: ...AC19 SCL SDA RESET IC3103 CN2102 CN3701 CS WP SCK AL 3 3V SIN SOUT CS WP TO POWER SUPPLY 1 BLOCK DIAGRAM P ON H2 P ON H1 PROTECT3 POWER RESET BACKLIGHT SW BACKLIGHT ADJ TO POWER SUPPLY 2 BLOCK DIAGRAM...

Page 37: ...3103 CN2102 CN3701 CS WP SCK AL 3 3V SIN SOUT CS WP TO POWER SUPPLY 1 BLOCK DIAGRAM P ON H2 P ON H1 PROTECT3 POWER RESET BACKLIGHT SW BACKLIGHT ADJ TO POWER SUPPLY 2 BLOCK DIAGRAM 18 18 SCL 17 17 SDA...

Page 38: ...S C IN 12 12 VIDEO INPUT SELECTOR WF1 WF2 WF3 C Y S VIDEO SW1 49 S VIDEO SW2 JK2706 S VIDEO IN2 C Y JK2707 VIDEO IN2 JK2702 S VIDEO IN1 JACK CBA CVBS Y S Y IN Pb IN Pr S C IN TU2301 DIF OUT1 11 DIF OU...

Page 39: ...EAKER L CH CN2802 SP R 1 CL2802 SP2802 SPEAKER R CH PWM GENE PWM GENE IC3503 AUDIO D A CONVERTER IC3501 AUDIO DSP D A CONVERTER DSP L CH R CH 15 14 5 6 7 8 37 34 33 36 35 39 3 4 40 2 IC3502 AUDIO D A...

Page 40: ...HDMI2 SDA HDMI IN1 JK3803 DATA0 DATA0 DATA1 DATA1 DATA2 DATA2 HDMI CLOCK HDMI DATA 7 9 4 6 1 3 10 12 15 16 CLOCK CLOCK DEMODULATOR MPEG DECODER AF2 AF7 AUDIO I F TO AUDIO BLOCK DIAGRAM ACLK ADATA1 BC...

Page 41: ...RIDGE RECTIFIER D1201 D1204 BRIDGE RECTIFIER D1607 D1610 L1604 DRAIN VCC VDD FB TO SYSTEM CONTROL BLOCK DIAGRAM POWER SUPPLY CBA AL 4 3V 345V HOT 20V F1601 8A 250V 5 7 9 10 1 2 4 6 3 2 5 11 8 T1701 8...

Page 42: ...6 8 2 3 LCD 12V P ON 3 5V P ON 7 5V P ON 5V P ON 3 3V JUNCTION B CBA JACK CBA 10 P ON 3 5V 10 14 AMP 24V 14 1 TUNER 35V 1 P ON 3 3V 6 12 P ON 5V 12 P ON 7 5V 8 LCD 12V 2 3 WH2101 WH2102 6 8 2 3 10 P O...

Page 43: ...TROL BLOCKDIAGRAM PROTECT1 P ON 3 3V LCD 12V P ON 3 5V P ON 7 5V P ON 5V P ON 3 3V JACK CBA WH2102 6 8 2 3 10 P ON 3 5V 10 14 AMP 24V 14 1 TUNER 35V 1 P ON 3 3V 6 12 P ON 5V 12 P ON 7 5V 8 LCD 12V 2 3...

Page 44: ...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...

Page 45: ...mended 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...

Page 46: ...0V fuse CAUTION ATTENTION Utiliser un fusible de rechange de m me type de 8A 250V 8A 250V CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1601...

Page 47: ...10 4 FL10 5SCP2 Power Supply 2 Schematic Diagram NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal...

Page 48: ...10 5 FL10 5SCP3 Power Supply 3 Schematic Diagram NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal...

Page 49: ...10 6 FL10 5SCJ1 Jack 1 Schematic Diagram...

Page 50: ...10 7 FL10 5SCJ2 Jack 2 Junction B Schematic Diagram...

Page 51: ...10 8 FL10 5SCF Function Schematic Diagram...

Page 52: ...10 9 FL10 5SCIR IR Sensor Junction A Schematic Diagram...

Page 53: ...l Main 1 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into five and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic...

Page 54: ...l Main 2 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into five and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic...

Page 55: ...l Main 3 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into five and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic...

Page 56: ...l Main 4 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into five and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic...

Page 57: ...l Main 5 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into five and shown as IC3301 1 5 IC3301 5 5 in this Digital Main Schematic...

Page 58: ...TUNER 35V HOT 17V J1016 CS J1015 J1084 HOT GND HOT GND J1105 HOT GND J1025 HOT GND J1024 HOT GND J1023 J1038 J1040 J1106 J1107 VINAC J1039 J1109 J1108 HOT GND HOT GND HOT GND HOT GND P ON3 5VforREG J1...

Page 59: ...1V_DCDC HOT GND J1029 J1104 J1043 J1070 LCD 12V J1071 LCD 12V J1117 LCD 12V HOT 17V J1052 HOT GND J1127 J1110 GND HOT GND J1112 HOT GND J1031 D1801 GND J1097 J1130 D670 J1051 J1123 GND J1063 GND J1122...

Page 60: ...2 7 7 J 2 2 7 8 J 2 2 8 1 J 2 2 8 2 J 2 2 8 3 J 2 2 8 4 J 2 2 8 5 J 2 2 8 7 J 2 2 9 4 J 2 2 9 6 J 2 2 9 8 J 2 3 0 0 J 2 3 0 1 J 2 3 0 3 J 2 3 0 4 J 2 3 0 5 J 2 3 0 6 J 2 3 0 7 J 2 3 0 8 J 2 3 0 9 J 2...

Page 61: ...J K 2 7 1 0 J K 2 7 2 0 J K 2 7 2 1 J K 2 7 1 1 G N D J 2 2 0 5 J 2 2 1 0 J 2 2 3 0 J 2 2 3 3 A L L 3 3 V D 2 4 0 7 D 2 4 0 5 R 2 6 3 4 J 2 3 4 1 J 2 2 5 0 V I D E O 2 J 2 2 5 2 S 1 C J 2 2 4 7 V 2 R...

Page 62: ...6 7 J 2 2 7 0 J 2 2 7 5 J 2 2 7 7 J 2 2 7 8 J 2 2 8 1 J 2 2 8 2 J 2 2 8 3 J 2 2 8 4 J 2 2 8 5 J 2 2 8 7 J 2 2 9 4 J 2 2 9 6 J 2 2 9 8 J 2 3 0 0 J 2 3 0 1 J 2 3 0 3 J 2 3 0 4 J 2 3 0 5 J 2 3 0 6 J 2 3...

Page 63: ...0 1 J K 2 7 1 6 J K 2 8 0 2 J K 2 7 1 0 J K 2 7 2 0 J K 2 7 2 1 J K 2 7 1 1 G N D J 2 2 0 5 J 2 2 1 0 J 2 2 3 0 J 2 2 3 3 A L L 3 3 V D 2 4 0 7 D 2 4 0 5 R 2 6 3 4 J 2 3 4 1 J 2 2 5 0 V I D E O 2 J 2...

Page 64: ...20ms WF1 Pin 8 of CN2103 S VIDEO Y S VIDEO Y 0 2V 0 2V 20 20ms S VIDEO C S VIDEO C 0 2V 0 2V WF3 Pin 12 of CN2103 20 20ms AUDIO AUDIO 1V 1V 0 5m 0 5ms COMPONENT Pr COMPONENT Pr 0 2V 0 2V 20 20ms ms CO...

Page 65: ...15 15 GND 1 1 TUNER 35V 3 3 LCD 12V 2 2 LCD 12V 4 4 GND 5 5 GND 6 6 P ON 3 3V 7 7 GND 8 8 P ON 7 5V 10 10 P ON 3 5V 9 9 GND 11 11 GND 12 12 P ON 5V 13 13 GND 14 14 AMP 24V 15 15 GND 1 13 AL 4 3V 3 11...

Page 66: ...3V 7 7 GND 8 8 P ON 7 5V 10 10 P ON 3 5V 9 9 GND 11 11 GND 12 12 P ON 5V 13 13 GND 14 14 AMP 24V 15 15 GND 1 13 AL 4 3V 3 11 GND 2 12 AL 4 3V 4 10 GND 5 9 GND 6 8 P ON H1 9 5 BACKLIGHT ADJ 10 4 BACKL...

Page 67: ...CBA Function CBA CL1914 SP2801 Jack CBA B11 A3 A15 SP2802 Stand Assembly Digital Main CBA Unit B7 L1 L1 L5 L5 L5 B18 L5 B14 B14 B14 B20 CL2155 S6 L5 L5 L4 A2 L6 L5 L5 L5 CL2106 L1 B11 L7 L4 CL2153 L24...

Page 68: ...ion CBA CL1914 SP2801 Jack CBA B11 A3 A15 SP2802 Stand Assembly Digital Main CBA Unit B7 L1 L1 L5 L5 L5 B18 L5 B14 B14 B14 B20 CL2155 S6 L5 L5 L4 A2 L6 L5 L5 L5 CL2106 L1 B11 L7 L4 CL2153 L24 L7 CL280...

Page 69: ...FL10 5PEX Packing PP Band Packing Tape Packing Tape X5 S3 S2 Some Ref Numbers are not in sequence S5 S6 S7 X4 Stand Assembly X2 X6 X8 X7 FRONT Packing Tape Packing Tape S4 S4 S6 Tape X1 X3 AC601 S1 T...

Page 70: ...50MM WX1A94H0 101 CL2103 WIRE ASSEMBLY 29PIN FFC 29PIN 50MM WX1A94H0 101 CL2106 WIRE ASSEMBLY 13PIN FFC 13PIN 120MM WX1A01P0 101 CL2801 WIRE ASSEMBLY 2PIN 2PIN 190MM WX1A01P0 211 CL2802 WIRE ASSEMBLY...

Page 71: ...CHIP CERAMIC CAP 1608 B K 2 2 F 10V CHD1AK30B225 C1405 CHIP CERAMIC CAP B K 1200pF 50V CHD1JK30B122 C1406 CHIP CERAMIC CAP 1608 B K 1000pF 50V CHD1JK30B102 C1407 CHIP CERAMIC CAP B K 1200pF 50V CHD1J...

Page 72: ...DIODE GENERAL PURPOSE 1N5406 BU NDLZ1N5406BU D1609 DIODE GENERAL PURPOSE 1N5406 BU NDLZ1N5406BU D1610 DIODE GENERAL PURPOSE 1N5406 BU NDLZ1N5406BU Ref No Description Part No D1703 DIODE SWITCHING 1N4...

Page 73: ...5Z0562 R1410 RES CARBON FILM T 1 4W J 47 RCX4470T1001 R1411 RES CARBON FILM T 1 4W J 560 RCX4561T1001 Ref No Description Part No R1412 CHIP RES 1 10W J 10k RRXAJR5Z0103 R1413 CHIP RES 1 10W J 4 7k RRX...

Page 74: ...CERAMIC CAP 1608 CH J 47pF 50V CHD1JJ3CH470 C2305 ELECTROLYTIC CAP 10 F 50V M CE1JMASDL100 C2306 CHIP CERAMIC CAP 1608 F Z 0 1 F 50V CHD1JZ30F104 C2307 CHIP CERAMIC CAP 1608 CH J 1000pF 50V CHD1JJ3CH...

Page 75: ...5 CHIP CERAMIC CAP 1608 F Z 0 1 F 50V CHD1JZ30F104 C2848 CHIP CERAMIC CAP 1608 CH J 1000pF 50V CHD1JJ3CH102 C2849 CHIP CERAMIC CAP 1608 CH J 1000pF 50V CHD1JJ3CH102 C2850 CHIP CERAMIC CAP 1608 B K 0 0...

Page 76: ...10W J 10 RRXAJR5Z0100 R2814 CHIP RES 1 10W J 4 7k RRXAJR5Z0472 R2815 CHIP RES 1 10W J 27k RRXAJR5Z0273 R2816 CHIP RES 1 10W J 47k RRXAJR5Z0473 Ref No Description Part No R2817 CHIP RES 1 10W J 10k RRX...

Page 77: ...R SENSOR CBA Consists of the following CAPACITORS C2151 ELECTROLYTIC CAP 47 F 16V M H7 CE1CMAVSL470 C2152 CHIP CERAMIC CAP 1608 CH J 270pF 50V CHD1JJ3CH271 C2153 CHIP CERAMIC CAP 1608 F Z 0 1 F 50V CH...

Page 78: ...product through improper servicing NOTE Parts that are not assigned part numbers are not available Different parts from the original model 40MF430B F7 Ref No Description Part No A1 FRONT CABINET A01P1...

Page 79: ...y notice in this service manual Don t degrade the safety of the product through improper servicing NOTES 1 Parts that are not assigned part numbers are not available 2 Tolerance of Capacitors and Resi...

Page 80: ...are not available Different parts from the original model 40MF430B F7 Ref No Description Part No A1 FRONT CABINET A01P1UH 1EM025085A A3 DECORATION PLATE A01P4UH 1EM025865A A12 RATING LABEL A01PFUH CL1...

Page 81: ...GENERAL PURPOSE 1N5406 BU NDLZ1N5406BU D1202 DIODE GENERAL PURPOSE 1N5406 BU NDLZ1N5406BU D1203 DIODE GENERAL PURPOSE 1N5406 BU NDLZ1N5406BU D1204 DIODE GENERAL PURPOSE 1N5406 BU NDLZ1N5406BU D1208 D...

Page 82: ...Chassis FL10 5 2010 04 20 40MF430B F7 Serial No DS1A added 2010 05 06 LC407SS1 Serial No DS2A added 2010 07 22 LC407SS1 Serial No DS3A added TBD LC407SS1 Serial No DS1A added TBD LC407EM1 added TBD 4...

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