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FUNAI LED22-H800M, Руководство по обслуживанию

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SERVICE MANUAL

This Service Manual is for the 
LED22-T800M (A0C76EP) / LED22-H800M (A0C77EP) model.
For the LED22-T800M (A0C76EP) / LED22-H800M (A0C77EP) model, the 
letter (A0C76EP) / (A0C77EP) is printed on the Serial Number Label on the 
back of the unit. Refer to the Serial Number Label below.

Serial No. Label

Serial No. Label

"A0C76EP"

"A0C77EP"

22

″

 COLOR LCD TELEVISION

LED22-T800M

LED22-H800M

Содержание LED22-H800M

Страница 1: ...model For the LED22 T800M A0C76EP LED22 H800M A0C77EP model the letter A0C76EP A0C77EP is printed on the Serial Number Label on the back of the unit Refer to the Serial Number Label below Serial No L...

Страница 2: ...lize the LCD Television 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 View 13 1 Mechanica...

Страница 3: ...n Condition Unit Nominal Limit 1 RECEIVED FREQ RANGE 60dBm 45ch 1 2 kHz kHz 1000 900 500 167 2 INPUT DYNAMIC RANGE mix max c 1 VHF HIGH 8ch UHF 45ch dBuV dBuV 25 101 25 101 28 98 29 98 d 2 VHF HIGH 8c...

Страница 4: ...ghtly 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 Descri...

Страница 5: ...terminal screw and if applicable to the coaxial connector If the measured resistance is less than 1 0 megohm or greater than 5 2 megohm an abnormality exists that must be corrected before the instrum...

Страница 6: ...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 antenna wiring Always inspect in all areas for pinched out of place or...

Страница 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...

Страница 8: ...and externally exposed accessible parts RF terminals an tenna terminals video and audio input and output ter minals microphone jacks earphone jacks etc Measuring Method Power ON Insert load Z between...

Страница 9: ...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 Relea...

Страница 10: ...ins of the flat pack IC you can remove it easily Fig S 1 3 2 Affix the wire to a workbench or solid mounting point as shown in Fig S 1 5 3 While heating the pins using a fine tip soldering iron or hot...

Страница 11: ...occur due to a potential difference caused by electrostatic charge during unpacking or repair work 1 Ground for Human Body Be sure to wear a grounding band 1 M that is properly grounded to remove any...

Страница 12: ...Connector e g 2 S 2 two Screws of S 2 2 L 2 two Locking Tabs of L 2 5 Refer to the following Reference Notes in the Table Step Loc No Part Fig No Removal Note 1 Stand Assembly D1 2 S 1 2 Rear Cabinet...

Страница 13: ...4 2 A0C76_77DC 2 Rear Cabinet 3 Rear Cover 1 Stand Assembly S 1 S 2 S 2 S 3 S 4 S 5 S 2 L 1 L 1 L 1 S 2 S 6 S 5 Stand Bracket Fig D1...

Страница 14: ...10 S 12 S 9 S 9 S 9 S 7 Sensor LED Lens Function Knob Speaker Holder Separation Sheet Shield Box 4 Power Supply CBA 5 Tuner Shield 6 Jack CBA Jack Holder 7 Digital Main CBA Unit 8 Function CBA 9 Speak...

Страница 15: ...Jack CBA Digital Main CBA Unit IR Sensor CBA To Speaker To LCD Module Assembly To LCD Module Assembly To LCD Module Assembly To Speaker CN502 CN901 CN501 AC Cord CN102 CN701 CN503 CN801 CN101 CN103 CN...

Страница 16: ...djustments unless the proper equipment 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 un...

Страница 17: ...et perpendicularly to the LCD Panel surface 3 Enter the Service mode 4 To enter the VCOM 2 adjustment mode press 3 button on the remote control unit To enter the VCOM 1 adjustment mode press 2 button...

Страница 18: ...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 Pres...

Страница 19: ...the service mode Refer to page 5 1 To cancel the service mode press button on the remote control unit 3 Press button on the remote control unit to initialize the LCD television 4 INITIALIZED will app...

Страница 20: ...h digit of the file name indicate the size of TV If the size of your TV and the file name were not the same you must change the file name Update procedure 1 Plug in the AC power cord 2 Press button on...

Страница 21: ...ircuit 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...

Страница 22: ...load circuit and service it if defective Check D531 D548 C511 C512 and their periphery circuit and service it if defective Is approximately 24V voltage supplied to the cathode of D531 D548 P ON 6 4V...

Страница 23: ...plied to the anode of D504 Is approximately 9V voltage supplied to the base of Q507 Yes Is approximately 2 2V voltage supplied to Pin 7 of IC502 No Check Q516 Q517 D501 P ON H1 line and their peripher...

Страница 24: ...plied to Pin 13 of CN905 Yes Is 3 3V voltage supplied to Pin 2 of RS101 remote control receiver No No operation is possible from the remote control unit FLOW CHART NO 15 Operation is possible from the...

Страница 25: ...tputted to Pin 16 18 of CN905 No FLOW CHART NO 17 Replace Digital Main CBA Unit or LCD Module Assembly Yes Picture does not appear normally Are the DIF signals outputted to Pin 16 18 of CN905 No Yes O...

Страница 26: ...heck JK206 and their periphery circuit and service it if defective No Yes Replace Digital Main CBA Unit Replace Digital Main CBA Unit Audio is not outputted normally Audio input terminals FLOW CHART N...

Страница 27: ...ON H1 AH2 KEY IN1 2 2 CN103 CN501 CN901 CN905 CN3703 AH27 BACKLIGHT ADJ IC3102 SERIAL FLASH MEMORY CLOCK DATA IN D11 B10 6 5 E23 TUNER CLK TUNER DATA CN905 CN3703 CN904 CN3701 CN901 SPI CLK SPI WR DAT...

Страница 28: ...COM VIDEO Pb IN 6 6 COM VIDEO Pr IN 8 8 COMP DET 1 1 VIDEO OUT 11 TU CVBS 29 29 TU CVBS TU10 DIF OUT2 10 DIF OUT1 9 TUNER UNIT IF AGC 8 CN905 CN3703 DIF OUT2 16 16 IF AGC 20 20 DIF OUT1 18 18 RGB VID...

Страница 29: ...HEADPHONE L 3 3 HEADPHONE R 4 4 HEADPHONE DET 2 2 CN3703 CN905 AMP L OUT 10 10 AMP R OUT 8 8 AUDIO MUTE 12 12 TO SYSTEM CONTROL BLOCK DIAGRAM RGB AUDIO L OUT 6 6 RGB AUDIO R OUT 7 7 IC801 AUDIO AMP IC...

Страница 30: ...4 TMDS D0 TMDS D0 TMDS D1 TMDS D1 TMDS D2 TMDS D2 TMDS CLOCK TMDS CLOCK SDA SCL F2 F1 G2 G1 H2 H1 E2 E1 AG10 AJ8 B1 B2 C1 C2 D1 D2 A1 A2 AF10 AE11 TMDS CLOCK TMDS CLOCK DEMODULATOR MPEG DECODER DEMODU...

Страница 31: ...BACKLIGHT SW TO SYSTEM CONTROL BLOCK DIAGRAM IC701 LED BACKLIGHT DRIVER OVP Q703 CN701 DRIVE1 Q701 CONTROL LOGIC 26 13 1 28 24 17 LCD MODULE ASSEMBLY 19 23 24V DRIVE2 3 2 DRIVE3 5 4 DRIVE4 7 6 LED DR...

Страница 32: ...1 3 Q513 P ON H1 TO SYSTEM CONTROL BLOCK DIAGRAM P ON H2 PROTECT1 CN502 CN903 CN904 CN901 38 PANEL 12 5V 2 39 PANEL 25 6V 1 28 31 P ON 3 3V 9 12 5 6 AMP 24V 34 35 11 13 P ON 6 4V 27 29 23 P ON 11V 17...

Страница 33: ...itute 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 drawing...

Страница 34: ...ed 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 Volt...

Страница 35: ...10 3 A0C76SCP1 Power Supply 1 Schematic Diagram...

Страница 36: ...ee 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 NO...

Страница 37: ...10 5 Jack 1 Schematic Diagram A0C76SCJ1...

Страница 38: ...10 6 Jack 2 Schematic Diagram A0C76SCJ2 Comparison Chart of Models and Marks Model Mark LED22 T800M A B LED22 H800M...

Страница 39: ...10 7 IR Sensor Schematic Diagram Function Schematic Diagram A0C76SCF A0C76SCIR...

Страница 40: ...pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into six and shown as IC3301 1 7 IC3301 7 7 in this Digital Main Schematic Diagram Section 1 NOTE Comparison Chart...

Страница 41: ...n in this diagram is different from that of actual IC3301 IC3301 is divided into six and shown as IC3301 1 7 IC3301 7 7 in this Digital Main Schematic Diagram Section 1 NOTE Comparison Chart of Models...

Страница 42: ...wn in this diagram is different from that of actual IC3301 IC3301 is divided into six and shown as IC3301 1 7 IC3301 7 7 in this Digital Main Schematic Diagram Section 1 NOTE Comparison Chart of Model...

Страница 43: ...f pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into six and shown as IC3301 1 7 IC3301 7 7 in this Digital Main Schematic Diagram Section 1 NOTE Comparison Char...

Страница 44: ...f pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into six and shown as IC3301 1 7 IC3301 7 7 in this Digital Main Schematic Diagram Section 1 NOTE Comparison Char...

Страница 45: ...f pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into six and shown as IC3301 1 7 IC3301 7 7 in this Digital Main Schematic Diagram Section 1 NOTE Comparison Char...

Страница 46: ...f pins shown in this diagram is different from that of actual IC3301 IC3301 is divided into six and shown as IC3301 1 7 IC3301 7 7 in this Digital Main Schematic Diagram Section 1 NOTE Comparison Char...

Страница 47: ...C601 L601 Q602 TM602 TM601 AC60 1 C553 SA601 C512 C511 C703 C702 1 2 39 38 CN502 T601 IC602 L703 L702 D617 D616 D615 D614 D610 D609 C616 C615 C609 C604 FH602 C602 FH601 C601 R625 1 CN602 1 CN601 R618...

Страница 48: ...504 D525 D527 D535 D536 D540 D543 D545 D547 D549 D551 D552 F601 BA0CN6G0201 1 5 1 2 HOT COLD 3 COLD HOT 4 C B A D548 D531 BC603 BC602 BC601 L601 Q602 TM602 TM601 AC601 C553 SA601 C512 C511 C703 C702 1...

Страница 49: ...319 C825 C830 D803 L901 L904 L905 J202 J203 J204 J205 J813 J814 J815 J816 J817 J821 J822 J30 J31 J32 J33 J34 C310 CN911 C923 3 0 8 L 2 0 8 L BC803 BC804 JK207 JK208 JK209 J310 R206 R208 GND GND GND GN...

Страница 50: ...29 1 2 39 1 6 BA0CN6F0101 1 A 1 1 2 2 11 11 10 10 1 11 BA0CN6F0101 1 B BA0CN6F0101 1 C 1 3 1 6 R116 R115 R114 R113 R112 R111 R110 C21 R401 R402 C23 R403 C24 R404 C25 R405 R406 C27 C28 C29 R410 R412 R4...

Страница 51: ...2V 0 2V 20 20 s VIDEO Pb VIDEO Pb 0 2V 0 2V 20 20 s Pin 19 of CN907 WF5 VIDEO VIDEO 0 2V 0 2V 20 20 s WF1 Pin 2 of CN906 COMPOSITE VIDEO INPUT COMPONENT VIDEO INPUT WF4 Pin 8 of CN906 WF2 Pin 4 of CN...

Страница 52: ...17 19 24 22 20 18 16 12 14 8 10 15 13 11 9 7 3 HEADPHONE DET 2 SPDIF 1 5 6 4 25 21 23 17 19 24 22 20 18 16 12 14 8 10 15 13 11 9 7 3 2 1 5 6 4 GND COM VIDEO Pb IN GND COM VIDEO Pr IN GND SLOW SW2 NU G...

Страница 53: ...17 Function CBA IR Sensor CBA Power Supply CBA A22 LCD1 CL503 CL701 CL801 Jack CBA X3301 A11 B36 B36 B36 A1 L12 A4 B11 B11 A13 CL901 CL902 CL904 CL905 CL906 CL907 B13 L14 A8 L5 L14 L13 L5 L14 B1 CL390...

Страница 54: ...Tape Packing Tape Packing Tape X5 S3 X1 Some Ref Numbers are not in sequence A22 X3 X4 FRONT FRONT X2 1 X2 2 S1 S4 S13 S15 Remote Control Unit Owner s Manual Tape Tape Set the Remote Control Unit to t...

Страница 55: ...WX1A0C76 102 CL905 WIRE ASSEMBLY 29PIN 29PIN 40MM WX1A0C76 102 CL906 WIRE ASSEMBLY 29PIN 29PIN 40MM WX1A0C76 102 CL907 WIRE ASSEMBLY 29PIN 29PIN 40MM WX1A0C76 102 CL3901 WIRE ASSEMBLY 24PIN 24PIN 60MM...

Страница 56: ...P ELECTROLYTIC CAP 100 F 16V M MS or CA1C101FEN02 CHIP ELECTROLYTIC CAP 100 F 16V M or CA1C101SP062 ELECTROLYTIC CAP 100 F 16V RV3 CEC101ELN007 C523 CHIP CERAMIC CAP 2125 B K 4 7 F 25V or CA1E475MR084...

Страница 57: ...A3D221PAN04 CERAMIC CAP RB 220pF 2KV or CA3D221TE006 CERAMIC CAP BL 220pF 2KV CA3D221XF003 C612 CHIP ELECTROLYTIC CAP 47 F 50V M or CA1J470SP062 Ref No Description Part No CHIP ELECTROLYTIC CAP 47 F 5...

Страница 58: ...D545 SWITCHING DIODE 1SS400 TE61 or QD1Z001SS400 SWITCHING DIODE KDS160E RTK P or ND1ZKDS160EP DIODE SWITCHING HSC119 TRF E or QD1Z00HSC119 DIODE SWITCHING SMD 1SS400ST SOD 523 ND1Z1SS400ST Ref No Des...

Страница 59: ...ption Part No NPN TRANSISTORS 2SC4154 T111 1G or QQ1G02SC4154 NPN TRANSISTOR SMD 2SC5343UFO or NQ102SC5343U NPN TRANSISTOR SMD 2SC5343UFY or NQ1Y2SC5343U NPN TRANSISTOR SMD 2SC5343UFG or NQ1G2SC5343U...

Страница 60: ...ES 1 10W J 22k or RRXAJR5Z0223 RES CHIP 1608 1 10W J 22k or RRXA223YF002 RES CHIP 1608 1 10W J 22k RRJ223WAL002 R508 CHIP RES 1 10W J 4 7k or RRXAJR5Z0472 RES CHIP 1608 1 10W J 4 7k or RRXA472YF002 Re...

Страница 61: ...3YF002 RES CHIP 1608 1 10W J 47k RRJ473WAL002 R554 CHIP RES 1 10W J 10k or RRXAJR5Z0103 Ref No Description Part No RES CHIP 1608 1 10W J 10k or RRXA103YF002 RES CHIP 1608 1 10W J 10k RRJ103WAL002 R555...

Страница 62: ...HH034 CHIP RES 1 4W J 2 7M or RRX4JR7Z0275 RES CHIP 3216 1 4W J 2 7M RRX4275YF004 Ref No Description Part No R610 CHIP RES 1 4W J 22KOHM or RRX4JR7Z0223 RES CHIP 3216 1 4W J 22k or RRX4223YF004 RES CH...

Страница 63: ...F002 R724 CHIP RES 1 10W F 360 k or RRXAFR5H3603 CHIP RES 1 10W F 360 k or RRXAFR5Z0364 RES CHIP 1608 1 10W F 360k RTW3603YF002 Ref No Description Part No R725 CHIP RES 1 10W J 10k or RRXAJR5Z0103 RES...

Страница 64: ...1608 1 10W 0 RRJ000WAL002 C121 CHIP CERAMIC CAP 1608 CH J 1000pF 50V or CHD1JJ3CH102 CAP CHIP 1608 J C0G 0 001 F 50V CHD102EYA030 C122 CHIP CERAMIC CAP 1608 CH J 1000pF 50V or CHD1JJ3CH102 CAP CHIP 1...

Страница 65: ...K 0 1 F 50V or CHD1JK30B104 CAP CHIP 1608 K X7R 0 1 F 50V CHD104EYA032 C824 CAP ELE KR1 220 F 35V M 85 H9 0 CEM221KSN014 C825 CAP ELE KR1 220 F 35V M 85 H9 0 CEM221KSN014 Ref No Mark Description Part...

Страница 66: ...0220 or XZ40F0SHG001 Ref No Mark Description Part No WIRE CP CP0 56 XZ40F0XRC001 L202 INDUCTOR 4 7 H J 26T LLAXJATTU4R7 L203 INDUCTOR 4 7 H J 26T LLAXJATTU4R7 L801 COIL RADIAL LHLP10NB680M 68 H LLF680...

Страница 67: ...Ref No Mark Description Part No RES CARBON FILM 1 4W J 470 or RCX4471FS002 RES CARBON FILM 1 4W J 470 RCJ471PAK001 R203 B CHIP RES 1 10W J 1 8k or RRXAJR5Z0182 B RES CHIP 1608 1 10W J 1 8k or RRXA182...

Страница 68: ...5k or RRXAJR5Z0152 RES CHIP 1608 1 10W J 1 5k or RRXA152YF002 Ref No Mark Description Part No RES CHIP 1608 1 10W J 1 5k RRJ152WAL002 R405 CHIP RES 1 10W J 1k or RRXAJR5Z0102 RES CHIP 1608 1 10W J 1 0...

Страница 69: ...RCA PCB S RED 01 MTJ 032 04A 75 FE JYRJ010LY031 JK210 B JACK RCA PCB S ORANGE 01 RCA 101H OR or JXRJ010YUQ06 B JACK RCA PCB S ORANGE 01 MTJ 032 04B 76 FE JXRJ010LY029 Ref No Mark Description Part No J...

Страница 70: ...PVZSL343M8S RESISTORS R103 CHIP RES 1 10W J 750 or RRXAJR5Z0751 RES CHIP 1608 1 10W J 750 or RRXA751YF002 RES CHIP 1608 1 10W J 750 RRJ751WAL002 R104 CHIP RES 1 10W J 1k or RRXAJR5Z0102 RES CHIP 1608...

Страница 71: ...LED22 T800M LED22 H800M A0C76EP A0C77EP 2011 09 15 Ver 2...

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