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FUNAI LT6-B32BB, Service Manual

The FUNAI LT6-B32BB Service Manual is your go-to resource for troubleshooting and maintaining this exceptional product. Download the manual for free from manualshive.com, and gain access to detailed instructions, diagrams, and tips to keep your FUNAI LT6-B32BB running smoothly. Get the most out of your device with this essential manual.

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20090827

13-5

A8CF5EL

Q631

TRANSISTOR KTC3199-GR-AT/P or

NQS4KTC3199P

TRANSISTOR KTC3198-GR-AT/P or

NQS4KTC3198P

TRANSISTOR 2SC1815-GR(TE2 F T) or

QQS12SC1815F

NPN TRANSISTOR 2SC5343G-AT or

NQSG02SC5343

NPN TRANSISTOR 2SC5343MG-AT

NQSG2SC5343M

Q632

TRANSISTOR KTA1267-GR-AT/P or

NQS1KTA1267P

TRANSISTOR KTA-1266-GR-AT/P or

NQS4KTA1266P

PNP TRANSISTOR 2SA1980M Y or

NQSY2SA1980M

PNP TRANSISTOR 2SA1980MG-AT or

NQSG2SA1980M

TRANSISTOR 2SA1015-GR(TE2 F T) or

QQS12SA1015F

TRANSISTOR 2SA1015-Y(TE2 F T)

QQSY2SA1015F

Q633

TRANSISTOR KTC3199-GR-AT/P or

NQS4KTC3199P

TRANSISTOR KTC3198-GR-AT/P or

NQS4KTC3198P

TRANSISTOR 2SC1815-GR(TE2 F T) or

QQS12SC1815F

NPN TRANSISTOR 2SC5343G-AT or

NQSG02SC5343

NPN TRANSISTOR 2SC5343MG-AT

NQSG2SC5343M

Q634

TRANSISTOR KTC3199-GR-AT/P or

NQS4KTC3199P

TRANSISTOR KTC3198-GR-AT/P or

NQS4KTC3198P

TRANSISTOR 2SC1815-GR(TE2 F T) or

QQS12SC1815F

NPN TRANSISTOR 2SC5343G-AT or

NQSG02SC5343

NPN TRANSISTOR 2SC5343MG-AT

NQSG2SC5343M

Q637

NPN TRANSISTOR POWER 2SC4881F HFE 
MAX320 or

QQWZ2SC4881F

TRANSISTOR(PB FREE) KTC2026-Y/P or

NQEYKTC2026P

NPN TRANSISTOR STC403

NQEZ00STC403

Q638

NPN TRANSISTOR POWER 2SC4881F HFE 
MAX320 or

QQWZ2SC4881F

TRANSISTOR(PB FREE) KTC2026-Y/P or

NQEYKTC2026P

NPN TRANSISTOR STC403

NQEZ00STC403

Q639

TRANSISTOR KTA1267-GR-AT/P or

NQS1KTA1267P

TRANSISTOR KTA-1266-GR-AT/P or

NQS4KTA1266P

PNP TRANSISTOR 2SA1980M Y or

NQSY2SA1980M

PNP TRANSISTOR 2SA1980MG-AT or

NQSG2SA1980M

TRANSISTOR 2SA1015-GR(TE2 F T) or

QQS12SA1015F

TRANSISTOR 2SA1015-Y(TE2 F T)

QQSY2SA1015F

Q645

TRANSISTOR 2SD400(E) or

QQUE002SD400

TRANSISTOR 2SD400(F) or

QQUF002SD400

TRANSISTOR KTC3205-Y-AT/P or

NQSYKTC3205P

TRANSISTOR KTC3205OAT

NQS00KTC3205

Q646

TRANSISTOR KTC3199-GR-AT/P or

NQS4KTC3199P

TRANSISTOR KTC3198-GR-AT/P or

NQS4KTC3198P

TRANSISTOR 2SC1815-GR(TE2 F T) or

QQS12SC1815F

NPN TRANSISTOR 2SC5343G-AT or

NQSG02SC5343

NPN TRANSISTOR 2SC5343MG-AT

NQSG2SC5343M

Q650

TRANSISTOR KTC3199-GR-AT/P or

NQS4KTC3199P

TRANSISTOR KTC3198-GR-AT/P or

NQS4KTC3198P

TRANSISTOR 2SC1815-GR(TE2 F T) or

QQS12SC1815F

NPN TRANSISTOR 2SC5343G-AT or

NQSG02SC5343

NPN TRANSISTOR 2SC5343MG-AT

NQSG2SC5343M

Q671

TRANSISTOR KTC3199-GR-AT/P or

NQS4KTC3199P

TRANSISTOR KTC3198-GR-AT/P or

NQS4KTC3198P

TRANSISTOR 2SC1815-GR(TE2 F T) or

QQS12SC1815F

NPN TRANSISTOR 2SC5343G-AT or

NQSG02SC5343

NPN TRANSISTOR 2SC5343MG-AT

NQSG2SC5343M

Q802

TRANSISTOR KTC3199-GR-AT/P or

NQS4KTC3199P

TRANSISTOR KTC3198-GR-AT/P or

NQS4KTC3198P

TRANSISTOR 2SC1815-GR(TE2 F T) or

QQS12SC1815F

NPN TRANSISTOR 2SC5343G-AT or

NQSG02SC5343

NPN TRANSISTOR 2SC5343MG-AT

NQSG2SC5343M

RESISTORS

R201

PCB JUMPER D0.6-P5.0

JW5.0T

R202

CHIP RES. 1/10W J 75 

Ω

 or

RRXAJR5Z0750

RES CHIP 1608 1/10W J 75 

Ω

RRXA750YF002

R203

CHIP RES. 1/10W J 75 

Ω

 or

RRXAJR5Z0750

RES CHIP 1608 1/10W J 75 

Ω

RRXA750YF002

R204

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R205

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

Ref. No.

Description

Part No.

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R215

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R216

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R217

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R218

CHIP RES.(1608) 1/10W F 75 

Ω

 or

RRXAFR5H75R0

CHIP RES. 1/10W F 75 

Ω

 or

RRXAFR5Z75R0

RES CHIP 1608 1/10W F 75 

Ω

RTW75R0YF002

R219

CHIP RES.(1608) 1/10W F 75 

Ω

 or

RRXAFR5H75R0

CHIP RES. 1/10W F 75 

Ω

 or

RRXAFR5Z75R0

RES CHIP 1608 1/10W F 75 

Ω

RTW75R0YF002

R220

CHIP RES.(1608) 1/10W F 75 

Ω

 or

RRXAFR5H75R0

CHIP RES. 1/10W F 75 

Ω

 or

RRXAFR5Z75R0

RES CHIP 1608 1/10W F 75 

Ω

RTW75R0YF002

R221

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R222

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R223

CHIP RES. 1/10W J 75 

Ω

 or

RRXAJR5Z0750

RES CHIP 1608 1/10W J 75 

Ω

RRXA750YF002

R224

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R226

CHIP RES. 1/10W J 75 

Ω

 or

RRXAJR5Z0750

RES CHIP 1608 1/10W J 75 

Ω

RRXA750YF002

R227

CHIP RES. 1/10W J 47k 

Ω

 or

RRXAJR5Z0473

RES CHIP 1608 1/10W J 47k 

Ω

RRXA473YF002

R228

CHIP RES. 1/10W J 2.4k 

Ω

 or

RRXAJR5Z0242

RES CHIP 1608 1/10W J 2.4k 

Ω

RRXA242YF002

R229

CHIP RES. 1/10W J 47k 

Ω

 or

RRXAJR5Z0473

RES CHIP 1608 1/10W J 47k 

Ω

RRXA473YF002

R230

CHIP RES. 1/10W J 2.4k 

Ω

 or

RRXAJR5Z0242

RES CHIP 1608 1/10W J 2.4k 

Ω

RRXA242YF002

R231

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

RES CHIP 1608 1/10W J 100 

Ω

RRXA101YF002

R232

CHIP RES. 1/10W J 75 

Ω

 or

RRXAJR5Z0750

RES CHIP 1608 1/10W J 75 

Ω

RRXA750YF002

R233

CHIP RES. 1/10W J 47k 

Ω

 or

RRXAJR5Z0473

RES CHIP 1608 1/10W J 47k 

Ω

RRXA473YF002

R234

CHIP RES. 1/10W J 2.4k 

Ω

 or

RRXAJR5Z0242

RES CHIP 1608 1/10W J 2.4k 

Ω

RRXA242YF002

R235

CHIP RES. 1/10W J 47k 

Ω

 or

RRXAJR5Z0473

RES CHIP 1608 1/10W J 47k 

Ω

RRXA473YF002

R236

CHIP RES. 1/10W J 2.4k 

Ω

 or

RRXAJR5Z0242

RES CHIP 1608 1/10W J 2.4k 

Ω

RRXA242YF002

R238

CHIP RES. 1/10W J 2.4k 

Ω

 or

RRXAJR5Z0242

RES CHIP 1608 1/10W J 2.4k 

Ω

RRXA242YF002

R240

CHIP RES. 1/10W J 2.4k 

Ω

 or

RRXAJR5Z0242

RES CHIP 1608 1/10W J 2.4k 

Ω

RRXA242YF002

R249

CHIP RES. 1/10W J 47k 

Ω

 or

RRXAJR5Z0473

RES CHIP 1608 1/10W J 47k 

Ω

RRXA473YF002

R250

CHIP RES. 1/10W J 47k 

Ω

 or

RRXAJR5Z0473

RES CHIP 1608 1/10W J 47k 

Ω

RRXA473YF002

R300

CHIP RES. 1/10W J 330 

Ω

 or

RRXAJR5Z0331

RES CHIP 1608 1/10W J 330 

Ω

RRXA331YF002

R301

CHIP RES. 1/10W J 1k 

Ω

 or

RRXAJR5Z0102

RES CHIP 1608 1/10W J 1.0k 

Ω

RRXA102YF002

R302

CHIP RES. 1/10W J 360 

Ω

 or

RRXAJR5Z0361

RES CHIP 1608 1/10W J 360 

Ω

RRXA361YF002

R303

CHIP RES.(1608) 1/10W 0 

Ω

 or

RRXAZR5Z0000

RES CHIP 1608 1/10W J 0 

Ω

RRXA000YF002

R304

CHIP RES. 1/10W J 680 

Ω

 or

RRXAJR5Z0681

RES CHIP 1608 1/10W J 680 

Ω

RRXA681YF002

R305

CHIP RES. 1/10W J 470 

Ω

 or

RRXAJR5Z0471

RES CHIP 1608 1/10W J 470 

Ω

RRXA471YF002

R306

CHIP RES. 1/10W J 100 

Ω

 or

RRXAJR5Z0101

Ref. No.

Description

Part No.

Summary of Contents for LT6-B32BB

Page 1: ... is for the LT6 B32BB A8CF5BP model For the LT6 B32BB A8CF5BP model the letter A8CF5BP is printed on the Rating Label on the back of the unit Refer to the Rating Label on the right Rating Label A8CF5BP 32 COLOR LCD TELEVISION LT6 B32BB ...

Page 2: ... 5 1 How to Initialize the LCD Television 6 1 Block Diagrams 7 1 Schematic Diagrams CBA and Test Points 8 1 Waveforms 9 1 Wiring Diagram 10 1 Exploded View 11 1 Mechanical Parts List 12 1 Electrical Parts List 13 1 The LCD panel is manufactured to provide many years of useful life Occasionally a few non active pixels may appear as a tiny spec of color This is not to be considered a defect in the L...

Page 3: ...o 88 Description Condition Unit Nominal Limit 1 RECEIVED FREQ RANGE 60dBm 45ch 1 kHz kHz 1000 900 500 150 2 INPUT DYNAMIC RANGE mix max 1 VHF HIGH 7ch UHF 45ch dBm dBm 82 5 2 81 1 2 75 10 75 10 3 C N PERFORMANCE 1 VHF HIGH 7ch UHF 45ch dB dB 15 15 18 18 4 MULTIPATH a Performance with short delay echoes b Performance with long delay echoes c C N Performance on 0dB echo channel 14µs UHF 45ch c 2 d 3...

Page 4: ... 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 Power 10 THD Lch Rch W 5 0 5 0 4 0 4 0 2 Audio Distortion 500mW Lch Rch 1 5 1 5 3 0 3 0 3 Audio Freq Response 6dB Lch 6dB Rch Hz Hz 70 to 8 k 70 to 8 k 4 A...

Page 5: ...d 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 instrument is returned to the customer Repeat this test with the instrument AC switch in the off position d Leakage Current Hot Check With the instrument completely reassembled plug the AC line cord directl...

Page 6: ...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 antenna wiring Always inspect in all areas for pinched out of place or frayed wiring Check AC power cord for damage 6 Components parts and or wiring that appear to have overheated or are otherwise damaged should be replaced with components parts or wiring that meet ori...

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: ... 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 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 following table Table 2 Leakage current ratings for sel...

Page 9: ...f 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 Flat Pack IC shape may differ by models Use an appropriate hot air flat pack IC desoldering machine whose shape matches that of...

Page 10: ...pins 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 air blower pull up the wire as the solder melts so as to lift the IC leads from the CBA contact pads as shown in Fig S 1 5 4 Bottom of the flat pack IC is fixed with glue to the CBA when removing en...

Page 11: ...r 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 MΩ that is properly grounded 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 c...

Page 12: ...hook Unlock Release 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 S 5 2 S 6 5 FFC Shield D2 2 S 7 6 Shield Box D2 D4 2 S 8 7 S 9 4 S 10 CN3601 CN3701 CN3704 CN4501 CN4502 CN4503 7 Digital Main CBA Unit D2 D4 2 S 11 Connector IC Card OSU 8 Shield T D2 S 12 2 Stand Cover 13 Junction A CBA 16 Speaker Holder L R 17 Speak...

Page 13: ...4 2 A8CF5DC 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 14: ...4 3 A8CF5DC 6 Shield Box 8 Shield T 5 FFC Shield 7 Digital Main CBA Unit S 13 S 14 S 12 S 7 S 14 S 14 9 Power Supply CBA 10 Junction B CBA S 10 S 11 S 9 S 10 S 9 S 8 Connector IC Card OSU Fig D2 ...

Page 15: ...odule Assembly 14 IR Sensor CBA 15 Function CBA 17 Speaker 16 Speaker Holder L R 16 Speaker Holder L R 18 Front Cabinet S 16 S 14 S 14 S 14 S 18 S 18 S 17 S 15 13 Junction A CBA S 18 S 18 17 Speaker 11 Inverter CBA Fig D3 ...

Page 16: ...CN1000 CN803A AC CORD Function CBA Power Supply CBA Digital Main CBA Unit CLN400 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 CN804 CN803B To LCD Module Assembly Fig D4 ...

Page 17: ...nts have been completed Also do not attempt these adjustments unless the proper equipment is available Test Equipment Required 1 DC Voltmeter 2 Pattern Generato 3 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 ...

Page 18: ... The optical receptor must be set perpendicularly to the LCD Panel surface 3 Enter the Service mode 4 VCOM1 Press 2 button on the service remote control unit VCOM2 Press 3 button on the service remote control unit 5 Press 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...

Page 19: ... the LCD Panel surface 4 Enter the Service mode Press 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 P buttons to adjust the ...

Page 20: ...ice button on the service remote control unit Refer to page 5 1 To cancel the service mode Press button on the remote control unit 3 Press 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 21: ...ECT1 22 P ON H1 14 P ON H2 13 P ON H2 P ON H2 P ON H1 1 25 TXD 16 RXD1 N22 AMP MUTE SUB 18 REMOTE R22 RESET MAIN 5 RESET MAIN V24 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 18 8 CN101A P ON H2 13 13 CN3701 KEY IN1 25 1 KEY IN1 24 VCOM PWM 21 VCOM PWM AA2 AMP MUTE MAIN AMP MUTE SCL SDA 19 20 IC3102 MEMOR...

Page 22: ...MP Pr 21 5 VIDEO OUT 17 BUFFER Q505 TU CVBS 11 13 IC3823 INPUT SELECT SW CTL 4 10 9 11 3 5 TU CVBS DTV CVBS TU501 DIF OUT1 18 DIF OUT2 19 TUNER UNIT IF AGC 20 9 SCL 10 SDA CN103A CN3704 DIF OUT1 20 4 IF AGC 18 6 SCL 15 9 SDA 16 8 DIF OUT2 22 2 IC3824 DEMODULATOR 64 63 SCL SDA 2 IF AGC 57 58 DEMODULATOR MPEG2 TS INTERFACES 13 VIDEO VIDEO R VIDEO G VIDEO B TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM S V...

Page 23: ...DIO L OUT2 RGB AUDIO R OUT2 6 RGB AUDIO L IN2 2 RGB AUDIO R IN2 62 TO AUDIO 2 BLOCK DIAGRAM AMP CTRL POWER SUPPLY CBA BCLK LRCLK ACLK AUX ADATA IC3825 AUDIO A D CONVERTER A D CONVERTER 1 2 11 10 15 12 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM DIGITAL MAIN CBA UNIT SIF OUT TU501 TUNER UNIT 6 SCL SDA AUDIO SIGNAL PROCESS I2C BUS I F L CH R CH 3 19 18 IC3821 SOUND PROCESSOR TO SYSTEM CONTROL BLOCK DIAG...

Page 24: ...M JK303 HEADPHONE JACK AMP CTRL IC300 AMP MUTE 5 3 7 1 2 1 PWM GEN PWM GEN IC701 AUDIO D A CONVERTER D A CONVERTER L CH R CH 15 14 5 6 7 8 9V ACLK 14 12 ADATA 13 13 BCLK 12 14 LRCLK 11 15 CN101A CN3701 Q304 AMP MUTE 9 17 Q305 Q802 SP R 2 SP L 1 SP L 2 ACLK BCLK LRCLK ADATA TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM AMP MUTE DIGITAL MAIN CBA UNIT POWER SUPPLY CBA AUDIO SIGNAL TO SYSTEM CONTROL BLOCK D...

Page 25: ...TER 14 13 HSYNC VSYNC K5 L5 COMP Pr VIDEO S VIDEO Y S VIDEO C VIDEO R VIDEO G VIDEO B TO VIDEO BLOCK DIAGRAM SW W3 U3 V3 V4 Y2 Y1 AA1 COMP Pb T3 COMP Y U4 T4 TU CVBS Y3 VGA HSYNC VGA VSYNC 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 S...

Page 26: ...CC 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 BACK LIGHT BACK LIGHT BACK LIGHT BACK LIGHT HO...

Page 27: ...4A H 250V 2 11 5 8 T1902 ACL HOT GND CN104A CN3601 CN101A CN3701 CN102A CN4503 LCD 24 5V 8 18 AL 3 3V 3 23 P ON 5V 1 2 24 25 LCD 3 3V 12 14 P ON 9V 14 12 LCD 6 8V 10 16 LCD 13V 5 7 19 21 P ON 3 3V 15 17 9 11 3 5V 22 24 2 4 3 0V 18 19 7 8 LCD 24 5V LCD 6 8V LCD 13V P ON 3 3V 3 5V 3 0V LCD 3 3V AL 3 3V P ON 5V P ON 9V DIGITAL MAIN CBA UNIT NOTE The voltage for parts in hot circuit is measured using ...

Page 28: ...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 the...

Page 29: ...red 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 5 0 5 0 Voltage Indicates that the v...

Page 30: ...8 3 A8CF5SCP1 Power Supply 1 4 Schematic Diagram NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal ...

Page 31: ...8 4 A8CF5SCP2 Power Supply 2 4 Schematic Diagram ...

Page 32: ...8 5 A8CF5SCP3 Power Supply 3 4 Schematic Diagram ...

Page 33: ...8 6 A8CF5SCP4 Power Supply 4 4 Schematic Diagram ...

Page 34: ...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 CAUTION For continued protection against fire hazard replace only with the same type fuse NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal ...

Page 35: ...8 8 Function Schematic Diagram A8CF5SCF ...

Page 36: ...8 9 IR Sensor Junction A Schematic Diagram A8CF5SCIR ...

Page 37: ...Main 1 6 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC4513 IC4513 is divided into seven and shown as IC4513 1 5 IC4513 4 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 38: ...Main 2 6 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC4513 IC4513 is divided into seven and shown as IC4513 1 5 IC4513 4 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 39: ...Main 3 6 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC4513 IC4513 is divided into seven and shown as IC4513 1 5 IC4513 4 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 40: ...Main 4 6 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC4513 IC4513 is divided into seven and shown as IC4513 1 5 IC4513 4 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 41: ...8 14 A8CF5SCD5 Digital Main 5 6 Schematic Diagram ...

Page 42: ...Main 6 6 Schematic Diagram The order of pins shown in this diagram is different from that of actual IC4513 IC4513 is divided into seven and shown as IC4513 1 5 IC4513 4 5 in this Digital Main Schematic Diagram Section 1 NOTE ...

Page 43: ... using hot GND as a common terminal Because a hot chassis ground is present in the power supply circut 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: ... CN103A Power Supply CBA Bottom View BA8CF0F01012 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 circut 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 req...

Page 45: ...uit 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 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 transfo...

Page 46: ...rcuit 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 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 trans...

Page 47: ...8 20 IR Sensor CBA Top View Function CBA Top View Function CBA Bottom View BA8CF0F01012 4 BA8CF0F01012 3 IR Sensor CBA Bottom View ...

Page 48: ...8 21 BA8CF0F01012 2 BA8CF0F01012 Junction A CBA Top View Junction A CBA Bottom View Junction B CBA Top View Junction B CBA Bottom View ...

Page 49: ... at Waveform check points Shown in Schematic Diagram S VIDEO Y 0 2V 20µs S VIDEO C 0 2V 20µs COMPONENT Y 0 2V 20µs 20µs COMPONENT Pr 0 2V 20µs COMPONENT Pb 0 2V 20µs Pin 20 of CN101A WF5 VIDEO 0 2V 20µs WF1 Pin 1 of CN102A WF4 Pin 18 of CN101A WF2 Pin 23 of CN101A WF6 Pin 21 of CN101A WF3 Pin 25 of CN101A ...

Page 50: ...in 4 of CN102A WF9 Pin 3 of CN102A AUDIO L 0 5V 0 5ms WF10 Pin 3 of CN103A 20µs VIDEO G 0 5V 20µs VIDEO R 0 5V 20µs Input PAL Color Bar Signal with 1kHz Audio Signal WF7 WF10 Waveforms to be observed at Waveform check points Shown in Schematic Diagram ...

Page 51: ...29 28 27 26 25 GMA1 GND FRSCLK 24 23 22 FRSCLK 21 GND 20 TP1 19 POL 18 FRSR2 17 FRSR2 16 FRSR1 15 FRSR1 46 FRSG2 FRSG1 FRSG1 FRSG0 FRSG0 45 44 43 42 41 GND GMA14 GMA13 40 39 38 GMA12 37 GMA11 36 GMA10 35 GMA9 34 GMA8 33 VDDA 32 VDDA 31 GMA7 STH F 55 54 GND 53 FRSB2 52 FRSB2 51 FRSB1 50 FRSB1 49 FRSB0 48 FRSB0 47 FRSG2 14 FRSR0 13 FRSR0 12 GND 11 VDDD 10 VDDD 9 VCOM 8 VEEG STV CPV 7 6 5 OE1 4 XA0 3...

Page 52: ...nverter CBA AC1901 L2 L23 IR Sensor CBA Function CBA CL801 CL802 SP802 SP801 Power Supply CBA B12 B22 L10 L9 A11 L10 CL104A B7 L23 B43 A12 L23 L23 L23 Junction A CBA L2 L2 A12 L4 L15 L19 L6 L6 A7 L7 L7 L7 B4 B42 B42 B17 A3 B22 S5 L21 L24 B3 B30 L15 L2 L6 L6 LCD1 L4 L15 L2 B10 L2 L2 B11 B12 B11 L2 L2 L10 L9 L6 Junction B CBA B41 CL101A CL102A CL103A CN3802 CL4501 CL4502 ...

Page 53: ...11 2 A8CF5PEX Packing S16 S5 S2 Packing Tape Packing Tape S3 S1 L15 X2 9 Some Ref Numbers are not in sequence FRONT Tape X5 S4 X3 X4 Packing Tape X1 Tape ...

Page 54: ...KER 2PIN 2PIN 190MM WX1A8CF0 004 CL802 WIRE ASSEMBLY SPEAKER 2PIN 2PIN 190MM WX1A8CF0 004 CL4501 WIRE ASSEMBLY FFC D P 55PIN 55PIN 70MM WX1A8CF0 001 CL4502 WIRE ASSEMBLY FFC D P 55PIN 55PIN 70MM WX1A8CF0 001 CN3802 CONNECTOR IC CARD OSU 68 R 53103 N001 11 J6Q568CTK002 L2 SCREW P TIGHT M4X14 BIND HEAD BLK GBHP4140 L4 SCREW P TIGHT M3X12 DISH HEAD GDJP3120 L6 SCREW P TIGHT 3X10 BIND HEAD GBHP3100 L1...

Page 55: ...4 CHIP CERAMIC CAP F Z 0 47µF 10V CHD1AZ30F474 C256 CHIP CERAMIC CAP F Z 0 47µF 10V CHD1AZ30F474 C257 CHIP CERAMIC CAP F Z 0 47µF 10V CHD1AZ30F474 C258 CHIP CERAMIC CAP F Z 0 47µF 10V CHD1AZ30F474 C260 CHIP CERAMIC CAP F Z 0 47µF 10V CHD1AZ30F474 C262 CHIP CERAMIC CAP F Z 0 47µF 10V CHD1AZ30F474 C263 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C264 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30...

Page 56: ...P 1000µF 10V M CE1AMASDL102 Ref No Description Part No C656 ELECTROLYTIC CAP 1000µF 6 3V M CE0KMASDL102 C657 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C658 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C659 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C660 ELECTROLYTIC CAP 22µF 50V M CE1JMASDL220 C661 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C662 CHIP CERAMIC CAP 1608 F Z 0 1...

Page 57: ...7 or QDTZ001SS133 DIODE SWITCHING HSS4148TE E QDTZ0HSS4148 Ref No Description Part No D336 ZENER DIODE MTZJT 773 9B QDTB0MTZJ3R9 D337 ZENER DIODE MTZJT 775 6B QDTB0MTZJ5R6 D338 ZENER DIODE MTZJT 775 6B QDTB0MTZJ5R6 D401 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 DIODE SWITCHING HSS4148TE E QDTZ0HSS4148 D402 ZENER DIODE MTZJT 7727B QDTB00MTZJ27 D403 ZENER DIODE MTZJT 775 6B QDTB0MTZJ5R6 D404 SWITC...

Page 58: ... JW5 0T Ref No Description Part No L801 CHOKE COIL 22µH LHL10NB220K or LLARKGQTU220 POWER INDUCTORS CWKBNP 220K LLF2200KV002 L802 CHOKE COIL 22µH LHL10NB220K or LLARKGQTU220 POWER INDUCTORS CWKBNP 220K LLF2200KV002 L803 CHOKE COIL 22µH LHL10NB220K or LLARKGQTU220 POWER INDUCTORS CWKBNP 220K LLF2200KV002 L804 CHOKE COIL 22µH LHL10NB220K or LLARKGQTU220 POWER INDUCTORS CWKBNP 220K LLF2200KV002 TRANS...

Page 59: ...Z0101 RES CHIP 1608 1 10W J 100 Ω RRXA101YF002 R205 CHIP RES 1 10W J 100 Ω or RRXAJR5Z0101 Ref No Description Part No RES CHIP 1608 1 10W J 100 Ω RRXA101YF002 R215 CHIP RES 1 10W J 100 Ω or RRXAJR5Z0101 RES CHIP 1608 1 10W J 100 Ω RRXA101YF002 R216 CHIP RES 1 10W J 100 Ω or RRXAJR5Z0101 RES CHIP 1608 1 10W J 100 Ω RRXA101YF002 R217 CHIP RES 1 10W J 100 Ω or RRXAJR5Z0101 RES CHIP 1608 1 10W J 100 Ω...

Page 60: ...RES CHIP 1608 1 10W J 2 4k Ω RRXA242YF002 Ref No Description Part No R343 CHIP RES 1 10W J 47k Ω or RRXAJR5Z0473 RES CHIP 1608 1 10W J 47k Ω RRXA473YF002 R344 CHIP RES 1 10W J 560 Ω or RRXAJR5Z0561 RES CHIP 1608 1 10W J 560 Ω RRXA561YF002 R346 CHIP RES 1608 1 10W 0 Ω or RRXAZR5Z0000 RES CHIP 1608 1 10W J 0 Ω RRXA000YF002 R348 CHIP RES 1608 1 10W 0 Ω or RRXAZR5Z0000 RES CHIP 1608 1 10W J 0 Ω RRXA00...

Page 61: ... RES 1 4W J 2 2k Ω or RCX4JATZ0222 RES CARBON FILM T 1 4W J 2 2k Ω RCX4222T1001 Ref No Description Part No R654 CARBON RES 1 4W J 2 2k Ω or RCX4JATZ0222 RES CARBON FILM T 1 4W J 2 2k Ω RCX4222T1001 R655 CHIP RES 1608 1 10W F 1k Ω or RRXAFR5H0102 CHIP RES 1 10W F 1k Ω or RRXAFR5Z0102 RES CHIP 1608 1 10W F 1 00k Ω RTW1001YF002 R656 CARBON RES 1 4W J 68 Ω or RCX4JATZ0680 RES CARBON FILM T 1 4W J 68 Ω...

Page 62: ...LLBF00STU030 BC601 BEADS INDUCTOR FBR07HA121SB 00 LLBF00STU030 BC702 BEADS INDUCTOR FBR07HA121SB 00 LLBF00STU030 BC801 BEADS INDUCTOR FBR07HA121SB 00 LLBF00STU030 BC802 BEADS INDUCTOR FBR07HA121SB 00 LLBF00STU030 BC803 BEADS INDUCTOR FBR07HA121SB 00 LLBF00STU030 BC804 BEADS INDUCTOR FBR07HA121SB 00 LLBF00STU030 BC817 PCB JUMPER D0 6 P5 0 JW5 0T Ref No Description Part No CLN400 WIRE ASSEMBLY ANALO...

Page 63: ... K 0 47µF 10V CHD1AK30B474 C1012 CHIP CERAMIC CAP 1608 B K 0 47µF 10V CHD1AK30B474 C1014 CHIP CERAMIC CAP 1608 B K 0 1µF 50V CHD1JK30B104 C1015 ELECTROLYTIC CAP 470µF 35V M or CE1GMZNDL471 ELECTROLYTIC CAP 470µF 35V M CE1GMZPDL471 C1016 CHIP CERAMIC CAP 1608 B K 0 1µF 50V CHD1JK30B104 C1017 CHIP CERAMIC CAP 1608 B K 0 01µF 50V CHD1JK30B103 C1018 CHIP CERAMIC CAP 1608 B K 0 1µF 50V CHD1JK30B104 C10...

Page 64: ... QDTZ001SS133 DIODE SWITCHING HSS4148TE E QDTZ0HSS4148 D1001 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 Ref No Description Part No DIODE SWITCHING HSS4148TE E QDTZ0HSS4148 D1002 ZENER DIODE MTZJT 776 2B QDTB0MTZJ6R2 D1003 ZENER DIODE MTZJT 776 2B QDTB0MTZJ6R2 D1004 ZENER DIODE MTZJT 776 2B QDTB0MTZJ6R2 D1005 ZENER DIODE MTZJT 776 2B QDTB0MTZJ6R2 D1006 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 D...

Page 65: ...133 T 77 or QDTZ001SS133 DIODE SWITCHING HSS4148TE E QDTZ0HSS4148 D1933 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 DIODE SWITCHING HSS4148TE E QDTZ0HSS4148 D1934 DIODE 1ZC36 Q or QDLZ001ZC36Q DIODE ZENER 1ZB36BB NDWZ0001ZB36 Ref No Description Part No D1936 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 DIODE SWITCHING HSS4148TE E QDTZ0HSS4148 D1970 ZENER DIODE MTZJT 775 6B QDTB0MTZJ5R6 D1971 ZENER ...

Page 66: ...0682 RES CARBON FILM T 1 4W J 6 8k Ω RCX4682T1001 R1052 CHIP RES 1 10W J 1M Ω or RRXAJR5Z0105 Ref No Description Part No RES CHIP 1608 1 10W J 1 0M Ω RRXA105YF002 R1053 CHIP RES 1 10W J 1k Ω or RRXAJR5Z0102 RES CHIP 1608 1 10W J 1 0k Ω RRXA102YF002 R1060 CHIP RES 1 10W J 100k Ω or RRXAJR5Z0104 RES CHIP 1608 1 10W J 100k Ω RRXA104YF002 R1061 CHIP RES 1 10W J 20k Ω or RRXAJR5Z0203 RES CHIP 1608 1 10...

Page 67: ...HIP RES 1 10W J 100k Ω or RRXAJR5Z0104 RES CHIP 1608 1 10W J 100k Ω RRXA104YF002 Ref No Description Part No R1265 CHIP RES 1 10W J 20k Ω or RRXAJR5Z0203 RES CHIP 1608 1 10W J 20k Ω RRXA203YF002 R1266 CHIP RES 1 10W F 750 Ω or RRXAFR5H7500 CHIP RES RMC1 067500FTP or RRXAFR5Z7500 RES CHIP 1608 1 10W F 750 Ω RTW7500YF002 R1267 CARBON RES 1 4W J 5 1k Ω or RCX4JATZ0512 RES CARBON FILM T 1 4W J 5 1k Ω R...

Page 68: ...8 2k Ω or RRXAFR5H8201 CHIP RES 1608 1 10W F 8 2k Ω or RRXAFR5Z8201 RES CHIP 1608 1 10W F 8 20k Ω RTW8201YF002 R1980 CHIP RES 1 10W J 100 Ω or RRXAJR5Z0101 RES CHIP 1608 1 10W J 100 Ω RRXA101YF002 R1981 CHIP RES 1 10W J 1k Ω or RRXAJR5Z0102 RES CHIP 1608 1 10W J 1 0k Ω RRXA102YF002 R1983 CARBON RES 1 4W J 1k Ω or RCX4JATZ0102 RES CARBON FILM T 1 4W J 1 0k Ω RCX4102T1001 R1984 PCB JUMPER D0 6 P5 0 ...

Page 69: ...LT6 B32BB A8CF5BP 2008 12 08 ...

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