FUNAI Emerson LC260EM1 Service Manual Download Page 59 | Manualshive

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13-2

FL10.2PEX

Packing

S4

S3

S1

Tape

Tape

Packing Tape

Packing Tape

Tape

S2

S3

S2

S6

X1

Some Ref. Numbers are
not in sequence.

L9

X2

S5

X8

X6

X10

S5

Stand
Assembly

X4

X3

FR

ONT

FR

ONT

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Summary of Contents for Emerson LC260EM1

Page 1: ...ithout 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 Elect...

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: ...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 310 3 Viewing Angle Horizontal Vertical...

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: ...Reference Notes in the Table Step Loc No Part Removal Fig No Remove Unhook Unlock Release Unplug Unclamp Desolder Note 1 Stand Assembly D1 4 S 1 2 Rear Cabinet D1 11 S 2 2 S 3 3 Jack Holder D D2 S 4 4...

Page 14: ...4 2 FL10 2DC 2 Rear Cabinet S 1 1 Stand Assembly S 2 S 2 S 3 S 2 S 3 S 2 S 2 S 2 S 2 S 2 Fig D1...

Page 15: ...tand Holder 7 Power Supply CBA 11 LCD Module Assembly 14 Junction A CBA 15 Function CBA 16 Front Cabinet 13 Speaker Holder 13 Speaker Holder 12 Speaker 12 Speaker 3 Jack Holder D 5 Jack Holder A S 14...

Page 16: ...CBA Junction A CBA Power Supply CBA Inverter CBA Function CBA To LCD Module Assembly To Speaker To Speaker CN3902 CN3702 CN3701 Digital Main CBA Unit To LCD Module Assembly CN1202 CN1203 WH1001 WH1002...

Page 17: ...quipment is available Test Equipment Required 1 NTSC Pattern Generator Color Bar W White Window Red Color Dot Pattern Gray Scale Monoscope Multi Burst 2 Remote control unit 3 Color Analyzer How to set...

Page 18: ...The optical receptor must be set perpendicularly to the LCD Panel surface 3 Enter the Service mode 4 Press 3 button on the remote control unit 5 Press CH X Y buttons on the remote control unit so that...

Page 19: ...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 se...

Page 20: ...To 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 button on the remote c...

Page 21: ...the power off and turn the power on again Note When the Factory Upgrade is used after restarting TV shift to initial screen menu in service mode INITIALIZED will appear on the upper right of the scre...

Page 22: ...ry side and service it if defective After servicing replace the fuse When the output voltage fluctuates FLOW CHART NO 3 Does the photocoupler circuit on the secondary side operate normally No Yes Chec...

Page 23: ...the collector of Q209 Yes FLOW CHART NO 8 Check C631 D631 D635 and their periphery circuit and service it if defective P ON 7V is not output FLOW CHART NO 9 Is approximately 7V voltage supplied to th...

Page 24: ...f Q640 No Yes Yes Check D645 and their periphery circuit and service it if defective No Replace Q640 P ON 3V is not output FLOW CHART NO 12 Is approximately 3V voltage supplied to the cathode of D647...

Page 25: ...service it if defective See FLOW CHART No 5 INV 35V is not output See FLOW CHART No 11 AL 13V is not output No No AL 3 3V is not output FLOW CHART NO 15 Is approximately 32V voltage supplied to the co...

Page 26: ...SW103 SW107 do the voltage of Pin 29 of CN302 increase Yes The key operation is not functioning FLOW CHART NO 1 Are the contact point and installation state of the key switches SW101 SW103 SW107 norm...

Page 27: ...n CBA Unit or LCD Module Assembly Replace Digital Main CBA Unit or LCD Module Assembly Pin 6 S VIDEO C Pin 8 S VIDEO Y Picture does not appear normally Y Pb Pr input FLOW CHART NO 6 Are the video sign...

Page 28: ...s outputted to the Pin 1 2 of CN801 and CN802 Are the audio L R signals outputted to the audio output terminal Check IC801 and their periphery circuit and service it if defective CN801 SP L CN802 SP R...

Page 29: ...o L R signals inputted to the Pin 3 5 of IC871 Yes Yes No No Are the audio L R signals outputted to the Pin 1 2 of CN801 and CN802 Are the audio L R signals outputted to the audio output terminal Chec...

Page 30: ...R signals inputted to the Pin 3 5 of IC871 Yes Yes No No Are the audio L R signals outputted to the Pin 1 2 of CN801 and CN802 Are the audio L R signals outputted to the audio output terminal Check IC...

Page 31: ...to the Pin 3 5 of IC871 Yes Yes No No Are the audio L R signals outputted to the Pin 1 2 of CN801 and CN802 Are the audio L R signals outputted to the audio output terminal Check IC801 and their peri...

Page 32: ...T2 PROTECT1 P ON H2 P ON H1 P2 P3 JUNCTION A CBA JUNCTION B CBA CN105 KEY IN1 1 1 CN631 CN1001 WH1002 CN201 CN101 CN301 Q171 Q172 CN3701 C22 BACKLIGHT ADJ IC3101 MEMORY SCK SI SO K22 L19 L20 K21 6 5 2...

Page 33: ...CL701A CL701B VIDEO IN 5 S VIDEO C IN 3 S VIDEO Y IN 1 5 3 1 JK751 S VIDEO IN C Y JK752 VIDEO IN S VIDEO SW 2 2 POWER SUPPLY CBA TU301 DIF OUT1 11 DIF OUT2 12 TUNER UNIT IF AGC 10 CN302 CN3702 DIF OUT...

Page 34: ...ROL CN801 CL801 SP801 SPEAKER L CH CN802 SP R 1 CL802 SP802 SPEAKER R CH PWM1 PWM2 DRIVE1 CN302 CN3702 AUDIO MUTE 20 20 JK841 DIGITAL AUDIO OUT COAXIAL Q841 Q771 Q772 BUFFER Q871 Q873 Q874 MUTE Q872 M...

Page 35: ...56 60 59 63 62 54 53 51 52 9 4 6 1 3 10 12 16 15 7 9 4 6 1 3 10 12 16 15 JK3702 TMDS D0 TMDS D0 TMDS D1 TMDS D1 TMDS D2 TMDS D2 TMDS CLOCK TMDS CLOCK SDA SCL TMDS CLOCK TMDS CLOCK DEMODULATOR MPEG DE...

Page 36: ...ER CONTROL LOGIC DRIVE1 VDDA DRIVE2 SWITCHING Q1102 SWITCHING Q1112 SWITCHING Q1113 SWITCHING 9 10 12 13 14 11 1 6 8 Q1008 Q1009 Q1006 LCD MODULE ASSEMBLY T1201 BACK LIGHT 1 2 CN1201 IC1001 COMPARATOR...

Page 37: ...common terminal HOT COLD POWER SUPPLY CBA HOT CIRCUIT BE CAREFUL Q602 SWITCHING CONTROL 1 4 3 2 IC601 T601 LINE FILTER L601 AC601 AC CORD BRIDGE RECTIFIER D601 D604 FEED BACK Q601 SWITCHING Q631 CN201...

Page 38: ...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 39: ...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 40: ...n this unit If Main Fuse F601 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...

Page 41: ...10 4 FL10 2SCM2 Power Supply 2 Schematic Diagram...

Page 42: ...10 5 FL10 2SCM3 Power Supply 3 Jack Schematic Diagram...

Page 43: ...10 6 FL10 2SCM4 Power Supply 4 Schematic Diagram...

Page 44: ...10 7 FL10 2SCINV Inverter Junction B Schematic Diagram...

Page 45: ...10 8 FL10 2SCF Function Junction A Schematic Diagram...

Page 46: ...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 6 IC3301 6 6 in this Digital Main Schematic...

Page 47: ...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 6 IC3301 6 6 in this Digital Main Schematic...

Page 48: ...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 6 IC3301 6 6 in this Digital Main Schematic...

Page 49: ...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 6 IC3301 6 6 in this Digital Main Schematic...

Page 50: ...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 6 IC3301 6 6 in this Digital Main Schematic...

Page 51: ...hematic Diagram FL10 2SCD6 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 6 IC3301 6 6 in this Digital Main Schematic...

Page 52: ...224 SP 13V D658 J225 P ON 5 0V D659 J226 LCD 15 8V J227 Vtune ALL 3 3V J228 J229 6 7V CN101 D660 D6 61 D662 J230 P ON H1 R700 D664 D665 J232 LCD 15 8V D666 J233 P ON 3 3V J234 P ON 3 3V J235 P ON H2 J...

Page 53: ...R788 Q401 Q402 Q210 Q211 Q212 Q213 R790 AC601 R791 Q601 Q602 Q801 Q802 L601 L 6 0 2 C771 L801 BC601 BC602 L802 L803 L804 BC801 BC802 BC803 BC804 J101 PROTECT3 BC805 Q631 BC806 Q632 J102 B L SW BC807...

Page 54: ...10 17 BA01A0F01031 Inverter CBA Function CBA Junction A Junction B CBA Top View Function CBA Inverter CBA Junction A CBA Junction B CBA...

Page 55: ...10 18 BA01A0F01031 Inverter CBA Function CBA Junction A Junction B CBA Bottom View Function CBA Junction A CBA Inverter CBA Junction B CBA...

Page 56: ...veform check points Shown in Schematic Diagram CVBS 0 2V 20 s WF1 Pin 4 of CN302 S VIDEO Y 0 2V WF2 Pin 8 of CN302 20 s S VIDEO C 0 2V WF3 Pin 6 of CN302 20 s AUDIO 0 1V 0 5ms WF7 Pin 13 of CN302 VIDE...

Page 57: ...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 P ON H2 AUDIO L OUT GND AUDIO R OUT PROTECT3 AMP L OUT GND AMP R OUT P ON H1 P ON 3V PROTECT1 GND LED R P ON 5V...

Page 58: ...L8 L8 L8 L1 L1 B13 A11 B13 L1 L1 L1 L1 L5 L8 L8 L8 L8 L8 B40 B40 B40 L9 L8 L8 A16 B17 S5 Function CBA Junction A CBA Junction B CBA CL802 CL801 SP801 SP802 B27 B44 See Electrical Parts List for parts...

Page 59: ...13 2 FL10 2PEX Packing S4 S3 S1 Tape Tape Packing Tape Packing Tape Tape S2 S3 S2 S6 X1 Some Ref Numbers are not in sequence L9 X2 S5 X8 X6 X10 S5 Stand Assembly X4 X3 FRONT FRONT...

Page 60: ...CUSHION A72N0JH 1EM425197 B44 THERMOSTAR TMS L 2 12 12HC XK10000X4003 CL201 WIRE ASSEMBLY 11PIN FFC 11PIN 90MM WX1A9170 107 CL801 WIRE ASSEMBLY 2PIN 2PIN 155MM RED BLACK WX1A01A0 201 CL802 WIRE ASSEMB...

Page 61: ...B FREE 0 068 F 100V J CA2A683DT018 C613 POLYESTER FILM CAP PB FREE 0 0015 F 100V J CA2A152DT018 C631 ELECTROLYTIC CAP 470 F 25V M CE1EMZNDL471 C632 ELECTROLYTIC CAP 100 F 25V M CE1EMASDL101 C633 CAP A...

Page 62: ...G029 DIODES D202 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D203 SWITCHING DIODE 1SS133 T 77 QDTZ001SS133 D204 IC SHUNT REGULATOR KIA431 AT P NSZBA0TJY036 D205 DIODE ZENER 24BSA T26 NDTA024BST26 D206 SW...

Page 63: ...CX4202T1001 R206 CHIP RES 1 10W J 1k RRXAJR5Z0102 Ref No Description Part No R207 CHIP RES 1 10W J 100k RRXAJR5Z0104 R208 CHIP RES 1 10W J 1 RRXAJR5Z01R0 R209 CHIP RES 1608 1 10W 0 RRXAZR5Z0000 R210 R...

Page 64: ...39k RRXAJR5Z0393 R726 CHIP RES 1 10W J 39k RRXAJR5Z0393 R734 CHIP RES 1 10W J 10 RRXAJR5Z0100 R735 CHIP RES 1 10W J 10 RRXAJR5Z0100 R736 CHIP RES 1 10W J 10 RRXAJR5Z0100 R743 CHIP RES 1 10W J 15k RRXA...

Page 65: ...ts of the following A01A1M1V 001 INVERTER CBA FUNCTION CBA JUNCTION A CBA JUNCTION B CBA A01A1M1V 001 IV A01A1M1V 001 FNIRJN Ref No Description Part No INVERTER CBA Consists of the following CAPACITOR...

Page 66: ...ON FILM T 1 4W J 10k RCX4103T1001 R1008 CHIP RES 1 10W J 1k RRXAJR5Z0102 R1009 CHIP RES 1 10W J 4 7k RRXAJR5Z0472 Ref No Description Part No R1010 CHIP RES 1 10W J 10k RRXAJR5Z0103 R1011 CHIP RES 1 10...

Page 67: ...S CARBON FILM T 1 4W J 220 RCX4221T1001 R109 RES CARBON FILM T 1 4W G 10k RCX4103T1002 R111 RES CARBON FILM T 1 4W G 4 7k RCX4472T1002 R113 RES CARBON FILM T 1 4W G 2 7k RCX4272T1002 R114 RES CARBON F...

Page 68: ...r servicing NOTE Parts that are not assigned part numbers are not available Different parts from the original model LC260SS1 Ref No Description Part No A1 FRONT CABINET A01A4UH 1EM025326 A5 DECORATION...

Page 69: ...mbols Different parts from the original model LC260SS1 C 0 25 D 0 5 F 1 G 2 J 5 K 10 M 20 N 30 Z 80 20 Ref No Description Part No DIGITAL MAIN CBA UNIT A01A4MMA 001 MPW CBA A01A4MPW 001 POWER SUPPLY C...

Page 70: ...product through improper servicing NOTE Parts that are not assigned part numbers are not available Different parts from the original model LC260SS1 Ref No Description Part No STAND ASSEMBLY A01A0UH 1...

Page 71: ...al 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 Resistors are noted with the foll...

Page 72: ...15 1 FL10 2REV REVISION HISTORY Chassis FL10 2 2010 03 29 LC260SS1 added 2010 04 19 LC260EM1 added 2010 04 19 26MF330B F7 added...

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