FUNAI F42PDME Service Manual Download Page 57

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WAVEFORMS

L0605WF

1-10-1

1DIV: 1.0V 20ns

1DIV: 1.0V 10 s

R1419

WF1

1DIV: 500mV 20

R1774

WF6

Input:

NTSC Color Bar Signal (with 1kHz Audio Signal)

WF1 ~ WF14 =

Waveforms to be observed at
Waveform check points.
(Shown in Schematic Diagram.)

1DIV: 1.0V 4ms
R1420

WF2

R1421

WF3

1DIV: 500mV 20

R1778

WF8

1DIV: 500mV 20

R1773

WF9

1DIV: 500mV 20

R1776

WF7

1DIV: 500mV 20ns

UPPER

TP2037
TP2038

WF4

LOWER

WF5

1DIV: 500mV 20

R1775

WF10

1DIV: 500mV 20

R1777

WF11

1DIV: 500mV 20

R738

WF12

1DIV: 500mV 20

R746

WF13

1DIV: 2V 400

Pin 12 of IC801

WF14

Summary of Contents for F42PDME

Page 1: ...AL Plasma Display Module Section I Disassembly Procedures I Troubleshooting I Exploded Views I Parts List Main Section I Specifications I Adjustment Procedures I Troubleshooting I Schematic Diagrams I CBA s I Exploded Views I Parts List ...

Page 2: ...injury to service personnel The possibility exists that improper service methods may damage the equipment It also is important to under stand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE Funai could not possibly know evaluate and advice the service trade of all con ceivable ways in which service might be done or of the possible hazardous consequences of each way Consequently Funai has not un...

Page 3: ...nstructions 1 6 1 Troubleshooting 1 7 1 Block Diagrams 1 8 1 Schematic Diagrams CBA s and Test Points 1 9 1 Waveforms 1 10 1 Wiring Diagram 1 11 1 IC Pin Functions 1 12 1 Lead Identifications 1 13 1 Cabinet Exploded Views 1 14 1 Packing Exploded Views 1 14 3 Mechanical Parts List 1 15 1 Electrical Parts List 1 16 1 Main Section I Specifications I Adjustment Procedures I Troubleshooting I Schematic...

Page 4: ...eatures Sound Output 5W 5W 10 THD Speaker 3 in Round Type x 4 Audio IN 0 5Vrms Connectors Component AV Input 1 SD component video Y Cb Cr RCA x 3 rear audio L R RCA x 2 rear Y 1 0Vp p 75 Ohm Cb Cr 0 7Vp p 75 Ohm Component AV Input 2 HD component video Y Pb Pr RCA x 3 rear audio L R RCA x 2 rear Y 1 0Vp p 75 Ohm Pb Pr 0 7Vp p 75 Ohm Composite AV Input 1 S Video 1 Composite video RCA x 1 rear 1 0Vp ...

Page 5: ...1 1 2 L0605SP DIMENSIONS 1314 920 1 600 907 47 393 77 120 518 4 83 6 97 692 ...

Page 6: ... customer Repeat this test with the instrument AC switch in the off po sition d Leakage Current Hot Check With the instru ment completely reassembled plug the AC line cord directly into a 120V AC outlet Do not use an isolation transformer during this test Use a leak age current tester or a metering system that com plies with American National Standards Institute ANSI C101 1 Leakage Current for App...

Page 7: ...ions are issued whenever appropriate Prior to shipment from the factory our products are strictly inspected to con firm they comply with the recognized product safe ty and electrical codes of the countries in which they are to be sold However in order to maintain such compliance it is equally important to imple ment the following precautions when a set is being serviced General Caution of Plasma D...

Page 8: ...h part number specified B In addition to safety other parts and assemblies are specified for conformance with regulations ap plying to spurious radiation These must also be replaced only with specified replacements Examples RF converters RF cables noise block ing capacitors and noise blocking filters etc C Use specified internal wiring Note especially 1 Wires covered with PVC tubing 2 Double insul...

Page 9: ...xposed 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 val ue in the table below Measuring Method Power ON Insert load Z between B any two parts or contacts between any part or contact and either pole of the power cord plug prongs and exposed accessible parts Use an AC voltmeter t...

Page 10: ... the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while ap plying 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 twee zers Fig S 1 6 Caution 1 The...

Page 11: ... 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 twee zers Fig S 1 6 With Iron Wire 1 Using desoldering braid remove the solder from all pins of the flat pack IC When you use solder flux which is applied to all pins of the flat pack IC you can remove it easily F...

Page 12: ...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 easily 2 The I mark on the flat pack IC indicates pin 1 See Fig S 1 7 Be sure this mark matches the 1 on the PCB when positioning for installation Then pre solder the four corners of the flat pack IC See Fig S 1 8 3 Solder all pins of ...

Page 13: ...ded 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 1MΩ on the workbench or other surface where the semiconductors are to be placed Because the static electricity charge on cloth ing will not escape through the body grounding band be careful to avoid contacting semiconductors with your...

Page 14: ... 8 AUDIO VIDEO S VIDEO Input terminals for an audio and video signal You can select either VIDEO or S VIDEO 9 COMPONENT Input terminals for a compo nent signal You can make a Y Cb Cr inter laced connection to component 1 or Y Pb Pr progressive or interlaced connection to com ponent 2 MAIN UNIT 3 3 S VIDEO VIDEO L R S VIDEO VIDEO L R L R VIDEO1 S VIDEO1 VIDEO2 S VIDEO2 AUDIO AUDIO OUT AC IN AUDIO P...

Page 15: ...termi nals 7 DISPLAY button Displays the name of the selected input terminal on the screen 8 SLEEP button Sets the sleep timer 9 MENU button Accesses the setup menu allowing you to access various settings 10 PREVIOUS button Moves up one level in the setup menu 11 up down button Selects the vari ous modes in the setup menu left right button Selects and adjusts levels for the various settings enter ...

Page 16: ...inet Assembly 5 14 S 12 9 10 Brand Plate 5 2 S 13 10 13 Decoration Panel 1 Back Cabinet 11 LED A CBA and LED B CBA 22 Filter Holder L s 9 Front Cabinet Assembly 21 Jack Cover 2 Rear Cabinet 3 PCB Shield Plate 5 Digital CBA 8 PCB Holder 4 Speaker Cover s 14 Speaker 1 15 Speaker 2 16 Speaker 3 17 Speaker 4 18 Speaker Spacer s 19 Speaker Holder L 20 Speaker Holder R 10 Brand Plate 33 Panel Holder Ass...

Page 17: ...embly Remove screws 14 S 12 10 Removal of the Brand Plate Remove screws 2 S 13 11 Removal of the Switch CBA Remove screws 3 S 14 and disconnect connector CN751 12 Removal of the Decoration Panel Remove screws 20 S 15 and 2 S 16 13 Removal of the Speaker 1 Remove screws 8 S 17 14 Removal of the Speaker 2 Remove screws 8 S 18 15 Removal of the Speaker 3 Remove screws 8 S 19 16 Removal of the Speaker...

Page 18: ...1 5 3 L0605DC Fig 1 1 Back Cabinet S 1 S 2 S 2 S 2 S 2 S 1 S 1 S 1 S 1 S 1 Fig 2 2 Rear Cabinet S 3 S 3 S 3 ...

Page 19: ...1 5 4 L0605DC Fig 3 4 Speaker Cover 3 PCB Shield Plate 4 Speaker Cover S 5 S 5 S 5 S 5 S 5 S 5 S 5 S 4 S 4 CLN8 S 4 S 4 ...

Page 20: ...1 5 5 L0605DC Fig 4 6 Analog CBA 7 Filter CBA Connectors to AC Inlet 8 PCB Holder 5 Digital CBA S 6 S 11 S 11 S 11 S 7 S 9 S 8 S 8 S 10 ...

Page 21: ...1 5 6 L0605DC 10 Brand Plate Fig 5 11 LED A CBA 11 LED B CBA 12 Switch CBA 9 Front Cabinet Assembly S 12 S 12 S 13 S 13 S 14 Fig 6 13 Decoration Panel S 15 S 15 S 15 S 15 S 15 S 15 S 15 S 16 ...

Page 22: ... 15 Speaker 2 14 Speaker 1 18 Speaker Spacer 24 Optical Filter 22 Filter Holder L 22 Filter Holder L 23 Filter Holder R 23 Filter Holder R 18 Speaker Spacer 20 Speaker Holder R 19 Speaker Holder L S 18 S 23 S 19 S 20 S 24 S 25 S 25 S 24 S 25 S 24 S 22 S 17 S 21 ...

Page 23: ...1 5 8 L0605DC 25 Stand Unit S 26 S 26 Fig 8 ...

Page 24: ...1 5 9 L0605DC Fig 9 27 Stand 26 Stand Cover 28 Stand Base S 29 S 29 S 29 S 29 S 30 S 30 S 30 S 30 S 27 S 27 S 27 S 28 S 28 S 28 S 27 S 27 27 Stand ...

Page 25: ...32 Plasma Display Module 31 SP Holder Plate 31 SP Holder Plate 33 Panel Holder Assembly 30 Panel Spacer 30 Panel Spacer 29 Chassis Bracket S 34 S 34 S 35 S 35 S 35 S 35 S 35 S 35 S 34 S 35 S 31 S 31 S 33 S 33 S 31 S 32 S 31 S 32 S 33 S 33 S 32 S 32 S 34 S 35 ...

Page 26: ...r Clamper to P31 Ferrite core FC3 Ferrite core FC1 Ferrite core FC6 LED CBA LED CBA Switch CBA Ferrite core FC2 Analog CBA Fig 12 Cables on the Analog CBA Digital CBA Analog CBA LED CBA LED CBA CN203 CN201 CN701 CN1703 CN1702 CN1701 Clamper Clamper Clamper Ferrite core FC1 CN801 CN802 CN501 CN502 CN204 Clamper Clamper Clamper Switch CBA Ferrite core FC2 Speaker Speaker ...

Page 27: ...1 5 12 L0605DC Clamper Clamper Fig 13 Cables on the Filter CBA Filter CBA Earth Clamper CN801 ...

Page 28: ... mode Service mode 1 To turn the power on press POWER button on the normal remote control unit or the unit 2 Use the service remote control unit 3 Press SLEEP button on the service remote con trol unit Fig 2 appears on the screen 4 Confirm the following a Version of main micro computer PZ1_US_LF_Ver1 29 or 1 31 b Version of sub micro computer K746_015 c Memory size 32 d FLASH DATA Check Sum press ...

Page 29: ...e again 11 Confirm that both the Black Calibration Complete and White Calibration Complete are displayed on the screen as shown in Fig 4 If Yet is dis played instead of Complete repeat above steps 2 White Balance Adjustment Purpose To mix red green and blue beams correctly for pure white Symptom of Misadjustment White becomes bluish or reddish Notes Use service remote control unit This adjustment ...

Page 30: ...ce on the service remote control unit 15 Input the gray scale pattern signal 5 scales from Composite AV Input 1 video jack Video 1 16 Adjust in the same way above 3 Sub Brightness Adjustment Purpose To get proper brightness Symptom of Misadjustment If Sub Brightness is incorrect proper brightness cannot be obtained by adjusting the Brightness Control Notes IQW Setup level 7 5 IRE Use service remot...

Page 31: ...tage outputted to the emitter of Q503 After reconnecting CLN6 to CN501 does the voltage between each pin and GND become following value during turning the power on Check each line of power supply on the Analog CBA and service it if defective Not shorted Shorted After replacing fuse does it break when turning the power on Replace the Plasma Display Module Replace the Plasma Display Module Replace t...

Page 32: ...and service it if defective Check lines between Pin 2 on CN701 and JK702 and service it if defective Are serial data signal outputted to TP2037 and TP2038 on the Digital CBA Replace the Plasma Display Module FLOW CHART NO 3 Audio is not outputted from speakers normally Input audio signal Is audio signal inputted to each pins on IC202 and IC203 is the check point on the componet side IC203 Pin 13 J...

Page 33: ...gnal inputted to Pin 16 on IC202 and Pin 16 on IC203 Is 21V signal inputted to Pin 10 on IC801 Is input switching signal inputted to each pins on IC202 and IC203 is the check point on the componet side No No No No No No No Yes Yes No Yes Yes Yes Yes Yes Yes Check lines between each pins on IC203 and each pins on IC205 between each pins on IC202 and each pins on IC205 and service it if defective Ch...

Page 34: ...t if defective Check lines between Pin 14 on IC203 and JK702 between Pin 14 on IC202 and JK702 and service it if defective Replace the Digital CBA Replace the Digital CBA When inputting to Video 1 jack When inputting to Video 2 jack When inputting to component 1 jack When inputting to component 2 jack Pin 9 on IC202 IC203 Pin 30 on IC205 Pin 10 on IC202 IC203 Pin 29 on IC205 Pin 11 on IC202 IC203 ...

Page 35: ...BY D1903 D1904 STANDBY LED B CBA CN1905 CN1911 1 1 MCU 3 3V 2 2 STANDBY LED D1905 D1906 STANDBY 15 39 TXD POWER SW P ON H 4 56 14 RESET 181 38 P OFF RQ 54 P OFF H A OUT MUTE AUDIO SW0 AUDIO SW1 AUDIO SW2 A OUT MUTE AUDIO SW0 AUDIO SW1 AUDIO SW2 SCL SDA SCL SDA 55 31 30 29 28 48 47 A MUTE Q295 VOLUME 32 P ON H TO AUDIO BLOCK DIAGRAM TO VIDEO BLOCK DIAGRAM TO POWER SUPPLY BLOCK DIAGRAM TO POWER SUPP...

Page 36: ...139 135 145 141 149 153 151 159 INPUT SELECT FRAME DELAY MEMORY CONTROL ADC ADC PICTURE TONE CONTROL OUTPUT FORMATTER VUV 0 VUV 0 7 VY 0 7 VUV 1 VUV 2 VUV 3 VUV 4 VUV 5 VUV 6 VUV 7 95 67 65 64 62 61 59 58 56 97 98 TO DIGITAL SIGNAL PROCESS 2 BLOCK DIAGRAM TO DIGITAL SIGNAL PROCESS 1 BLOCK DIAGRAM TO SYSTEM CONTROL BLOCK DIAGRAM VY 0 VY 1 VY 2 VY 3 VY 4 VY 5 VY 6 VY 7 GRE 0 RESET GRE 0 7 GGE 0 7 GB...

Page 37: ...7 TO VIDEO BLOCK DIAGRAM TO SYSTEM CONTROL BLOCK DIAGRAM TO DIGITAL SIGNAL PROCESS 2 BLOCK DIAGRAM VY 0 7 DB 0 DB 0 7 DG 0 7 DR 0 7 DB 6 DB 7 DG 0 DG 7 DR 0 DR 2 DR 3 DR 7 VCLK VVC VHS VY 0 VY 7 PVCLK VD SCL SDA HD VIDEO INPUT PRIMARY PICTURE DEINTERLACER MEMORY CONTROLLER SERIAL I F FILM MODE DETECTION MOTION DETECT NOISE REDUCTION UPSCALER COLOR SCALE CONVERTER H SYNC V SYNC TIMING DISPLAY TIMIN...

Page 38: ...SPACE CONVERTER HDCP GRAPHIC PORT DISPLAY PORT COLOR MATRIX GAMMA CORRECTION CLTs COLOR SPACE EXPANDER MEMORY I F DISPLAY TIMING 31 TLL PARALLEL TO SERIAL CONVERTER CN1709 IC1405 LVDS I F PDM501 PLASMA DISPLY MODULE TO VIDEO BLOCK DIAGRAM TO SYSTEM CONTROL BLOCK DIAGRAM V19 Y20 R16 U19 R18 W20 V20 U20 T19 T20 R19 R20 M18 P18 P19 P20 M17 N20 M20 L17 M19 K17 L19 L20 D18 C20 N19 J17 DG 0 7 DR 0 7 GRE...

Page 39: ...14 12 SW CTL 3 10 9 11 IC202 INPUT SELECT 5 2 12 6 IC801 AUDIO AMP 7 VOLUME CTL 1 SP L SP803 SPEAKER L CH SP804 SPEAKER L CH 2 SP GND CN802 1 SP R SP802 SPEAKER R CH SP801 SPEAKER R CH 2 SP GND CN801 Q801 Q831 AUDIO L OUT AUDIO R OUT JK703 Q708 Q711 Q712 Q709 Q710 AUDIO SW0 AUDIO SW1 AUDIO SW2 Q205 Q204 Q203 AC DET VOLUME AMP AMP AMP AMP 5V A OUT MUTE DIGTAL CBA UNIT AUDIO SIGNAL TO SYSTEM CONTROL...

Page 40: ...fore you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail CN603 CLN601 CLN602 FRAME GND CN8001 CN501 CN601 WHITE 1 AC120V BLACK CN9003 CN502 CN9002 1 2 8 9 11 1 2 8 9 11 3 AC120V P ON 6 5V 1 CN1704 CN9001 1 1 D 4 6V 2 2 D 4 6V 5 5 PANEL ON 2 2 P ON H 5 5 AC DET P ON 6 5V 2 P ON 21V P ON 21V AL 4 5V 21 20 P ON 5V P ON 5V CN1703 4 ...

Page 41: ...rawings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 106 3 Resistor wattages are 1 4W or 1 6W unless otherwise specified 4 All capacitance values are indicated in µF P 10 6 µF 5 All voltages are DC voltages unless otherwise specified Note of Capacitor...

Page 42: ...ghtly different or 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 Poin...

Page 43: ...hown are different from that of IC1401 itself 2 Some pins are not shown because they are not used 3 IC1401 is shown as IC1401 1 4 through IC1401 4 4 in Digital Schematic Diagram section Digital 1 5 Schematic Diagram 1 9 3 1 9 4 L0605SCD1 DIGITAL 1 5 Ref No Position IC1301 B 1 IC1401 1 4 F 3 IC1501 A 1 CN1702 A 4 ICS CONNECTOR ...

Page 44: ...Signal Digital 2 5 Schematic Diagram 1 9 5 1 9 6 L0605SCD2 DIGITAL 2 5 Ref No Position IC1101 I 2 IC1502 G 1 IC1503 I 1 IC1504 H 1 IC1505 H 1 IC1506 J 1 IC1507 K 1 Q1101 K 4 Q1102 K 2 Q1701 H 3 Q1702 H 3 Q1703 H 2 Q1704 H 2 Q1705 H 2 Q1706 H 1 CN1701 G 4 ICS TRANSISTORS CONNECTOR ...

Page 45: ...of IC1401 itself 2 Some pins are not shown because they are not used 3 IC1401 is shown as IC1401 1 4 through IC1401 4 4 in Digital Schematic Diagram section Digital 3 5 Schematic Diagram 1 9 7 1 9 8 L0605SCD3 DIGITAL 3 5 Ref No Position IC1201 N 2 IC1202 Q 3 IC1401 2 4 M 3 IC1508 M 1 IC1509 N 1 CN1402 R 1 CN1703 R 3 CN1704 R 1 ICS CONNECTORS ...

Page 46: ...ferent from that of IC1401 itself 2 Some pins are not shown because they are not used 3 IC1401 is shown as IC1401 1 4 through IC1401 4 4 in Digital Schematic Diagram section 1 9 9 1 9 10 L0605SCD4 Digital 4 5 Schematic Diagram DIGITAL 4 5 Ref No Position IC1401 3 4 T 4 IC1404 S 2 IC1405 V 3 IC1510 S 3 CN1709 X 3 ICS CONNECTOR ...

Page 47: ...605SCD5 1 Note 1 The order of pins shown are different from that of IC1401 itself 2 Some pins are not shown because they are not used 3 IC1401 is shown as IC1401 1 4 through IC1401 4 4 in Digital Schematic Diagram section DIGITAL 5 5 Ref No Position IC1102 AB 3 IC1401 4 4 Z 3 IC1403 AC 3 Q1401 AC 4 CN1706 Y 2 ICS TRANSISTOR CONNECTOR ...

Page 48: ...2 F3 F4 Analog 1 2 Schematic Diagram 1 9 13 1 9 14 L0605SCA1 ANALOG 1 2 Ref No Position IC201 B 4 IC204 C 1 IC205 D 3 Q206 D 1 Q207 D 1 Q271 E 1 Q272 C 1 Q295 E 1 Q501 B 2 Q503 B 2 Q831 B 1 CN202 F 2 CN203 F 3 CN204 F 1 CN501 A 2 CN502 A 1 ICS TRANSISTORS CONNECTORS ...

Page 49: ... Schematic Diagram 1 9 15 1 9 16 L0605SCA2 ANALOG 2 2 Ref No Position IC202 J 3 IC203 J 2 IC801 J 4 Q203 J 1 Q204 J 1 Q205 J 1 Q701 H 3 Q702 I 3 Q703 H 2 Q704 H 2 Q705 H 1 Q706 H 1 Q707 K 1 Q708 K 2 Q709 K 2 Q710 K 1 Q711 L 2 Q712 L 1 Q801 K 3 CN201 L 3 CN701 G 3 CN801 K 4 CN802 K 4 ICS TRANSISTORS CONNECTORS ...

Page 50: ... SAME TYPE 8A 250V FUSE ATTENTION UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE 8A 250V 8A 250V CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in 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 components in the power...

Page 51: ... 2 IC205 D 2 IC801 D 4 Q203 C 2 Q204 C 2 Q205 C 2 Q206 E 1 Q207 E 1 Q271 D 2 Q272 C 1 Q295 D 3 Q501 D 3 Q503 D 3 Q701 A 2 Q702 A 1 Q703 B 2 Q704 A 1 Q705 B 1 Q706 B 1 Q707 A 2 Q708 B 3 Q709 B 3 Q710 B 3 Q711 A 3 Q712 A 3 Q801 C 3 Q831 D 3 CN201 B 1 CN202 D 1 CN203 C 1 CN204 E 1 CN501 E 3 CN502 E 2 CN701 B 1 CN702 A 1 CN801 D 4 CN802 E 4 ICS TRANSISTORS CONNECTORS ...

Page 52: ...1 9 21 Analog CBA Bottom View 1 9 22 BL0600F01013 1 ...

Page 53: ...Switch CBA Top View Switch CBA Bottom View 1 9 23 1 9 24 BL0600G04013 2 ...

Page 54: ...ply 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 RISK OF FIRE REPLACE ONLY WITH SAME TYPE 8A 250V FUSE ATTENTION UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE 8A 250V 8A 250V LED A CBA Top View LED A CBA Bottom View LED B CBA Top View LED B CBA Bo...

Page 55: ...02 C 2 IC1201 B 4 IC1202 A 4 IC1301 E 2 IC1401 D 4 IC1403 E 3 IC1404 E 4 IC1405 F 5 IC1501 E 1 IC1502 A 2 IC1503 D 2 IC1504 C 3 IC1505 B 3 IC1506 D 3 IC1507 E 3 IC1508 C 5 IC1509 B 5 IC1510 C 5 Q1101 B 2 Q1102 B 3 Q1401 A 3 Q1701 D 1 Q1702 A 1 Q1703 D 1 Q1704 C 2 Q1705 C 1 Q1706 B 1 CN1402 A 1 CN1701 A 2 CN1702 A 3 CN1703 A 3 CN1704 B 5 CN1706 D 5 CN1709 E 5 ICS TRANSISTORS CONNECTORS ...

Page 56: ...TP2037 WF4 TP2038 WF5 Digital CBA Bottom View 1 9 29 1 9 30 BL0600G04013 1 ...

Page 57: ...be observed at Waveform check points Shown in Schematic Diagram 1DIV 1 0V 4ms R1420 WF2 R1421 WF3 1DIV 500mV 20µs R1778 WF8 1DIV 500mV 20µs R1773 WF9 1DIV 500mV 20µs R1776 WF7 1DIV 500mV 20ns UPPER TP2037 TP2038 WF4 LOWER WF5 1DIV 500mV 20µs R1775 WF10 1DIV 500mV 20µs R1777 WF11 1DIV 500mV 20µs R738 WF12 1DIV 500mV 20µs R746 WF13 1DIV 2V 400µs Pin 12 of IC801 WF14 ...

Page 58: ...ND RXD TXD UART OPEN H SYNC RESET 181 NU NU GND CN1902 CN1910 CN1706 CN1904 CN1911 CN1905 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 D 3 3V 3 KEY IN1 KEY IN2 KEY IN3 KEY IN4 KEY IN5 KEY IN6 KEY IN7 GND CN204 CN1901 1 2 3 4 5 6 1 2 3 4 5 6 GND POWER LED STANDBY LED REMOTE NCU 3 3V POWER KEY CLN6 CLN2 CLN10 CLN5 CLN1 AC601 AC CORD P ON 6 5V 1 P ON 6 5V 2 GND GND NU GND GND GND P ON H NU NU AC DET NU GND P ...

Page 59: ...nal 27 S SW1 Detecting S Video 1 Signal 28 AUDIO SW2 Switching Audio 2 29 AUDIO SW1 Switching Audio 1 30 AUDIO SW0 Switching Audio 0 31 A OUT MUTE Mute Control 32 A MUTE Mute Control 33 NU Not Used 34 NU Not Used 35 NU Not Used 36 SD SD Detection 37 NU Not Used 38 RESET 181 Reset PW181 39 REMOTE Receive Remote 40 NU Not Used 41 NU Not Used 42 NU Not Used 43 NU Not Used 44 NU Not Used 45 NU Not Use...

Page 60: ...C02F W S524C20D21 M24C02 WMN6 M38034M4H 159KP PST600L 16 9 1 8 CD4051BNSR E C B E C B 2SA1015 GR TPE2 2SA1175 F 2SC2785 F KTA1267 GR BA1F4M T KRC103M KTA1266 GR KTC3199 GR 2SC1815 GR TPE2 KTC3198 GR 1 12 AN17805A Note A Anode K Cathode E Emitter C Collector B Base R Reference S Source G Gate D Drain ...

Page 61: ...4 L17 A32 A33 A10 A30 A11 B29 A35 L1 LED B CBA L17 A29 A9 L1 L1 L1 L1 A31 L1 L1 L1 L1 L4 A5 B23 L4 L15 L15 L4 L4 B11 L4 L15 L15 B11 SP802 B22 SP801 B23 SP803 B21 SP804 L4 L4 B18 B5 L2 B24 B25 B17 B24 B9 B4 B18 FL501 PDM501 L5 B15 B15 B17 L2 L2 B26 L17 L2 B15 B14 L7 L7 L18 L18 B14 B15 B3 L13 L2 L2 L2 L2 L2 B9 B9 L16 L16 L16 L17 L14 L14 L10 L14 L2 Digital CBA CLN1 CLN5 CLN801 CLN802 CLN6 Analog CBA ...

Page 62: ...1 14 3 L0605PEX S1 S1 S2 S2 S5 S9 S3 X1 X3 X5 AC601 X4 X6 X2 S6 S4 S7 PACKING TAPE TAPE PACKING TAPE FRONT S10 Packing ...

Page 63: ...L0600 021 WX1L0600 021 CLN603 WIRE ASSEMBLY 1P WX1L0600 018 WX1L0600 018 CLN801 WIRE ASSEMBLY 2P 160CM WX1L0600 015 WX1L0600 015 CLN802 WIRE ASSEMBLY 2P 110CM WX1L0600 016 WX1L0600 016 CLN803 WIRE ASSEMBLY 1P WX1L0600 017 WX1L0600 017 CLN804 WIRE ASSEMBLY 1P WX1L0600 017 WX1L0600 017 FC1 FERRITE CORE RFC H13 or XL06041WD001 FERRITE CORE RFC H13 BK XL06041WD002 FC2 FERRITE CORE RFC H13 or XL06041WD...

Page 64: ... 008283021100000 or J383C02UG001 ANGLE PIN HEADER 2P 173979 2 1770247 DIODES D1908 LED 333GT E NPHZ00333GTE D1909 LED 333GT E NPHZ00333GTE D1910 LED LAMP LTL2R3CBK5 NPQZL2R3CBK5 D1911 LED LAMP LTL2R3CBK5 NPQZL2R3CBK5 TRANSISTORS Q1901 TRANSISTOR 2SC4081 T106 Q QQ1Q02SC4081 Q1902 TRANSISTOR 2SC4081 T106 Q QQ1Q02SC4081 RESISTORS R1901 CHIP RES 1608 1 10W J 10 Ω RRXAJR5Z0100 R1902 CHIP RES 1608 1 10W...

Page 65: ...TIC CAP 47µF 16V M or CE1CMASTL470 ELECTROLYTIC CAP 47µF 16V M CE1CMASDL470 C709 CERAMIC CAP AX F Z 0 01µF 25V CCA1EZTFZ103 C710 ELECTROLYTIC CAP 100µF 10V M or CE1AMASTL101 ELECTROLYTIC CAP 100µF 10V M CE1AMASDL101 C711 CERAMIC CAP AX CH J 33pF 50V CA1J330TU008 C712 CERAMIC CAP AX B K 1000pF 50V CCA1JKT0B102 C713 ELECTROLYTIC CAP 4 7µF 50V M or CE1JMASTL4R7 ELECTROLYTIC CAP 4 7µF 50V M CE1JMASDL4...

Page 66: ...P MICOM M38034M4H 159KP QSZAB0RHT029 IC801 AUDIO POWER IC AN17805A QSZBA0SMS007 TRANSISTORS Q203 TRANSISTOR 2SC2785 F or QQSF02SC2785 Ref No Description Part No TRANSISTOR KTC3199 GR or NQS10KTC3199 TRANSISTOR KTC3198 GR or NQS40KTC3198 TRANSISTOR 2SC1815 GR TPE2 QQS102SC1815 Q204 TRANSISTOR 2SC2785 F or QQSF02SC2785 TRANSISTOR KTC3199 GR or NQS10KTC3199 TRANSISTOR KTC3198 GR or NQS40KTC3198 TRANS...

Page 67: ... 4W J 100 Ω RCX4JATZ0101 Ref No Description Part No R233 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R234 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R236 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R237 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R238 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R239 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R240 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R241 CARBON RES 1 4W J 2 2k Ω RCX4JATZ0222 R242 CARBON...

Page 68: ...1 4W J 1k Ω RCX4JATZ0102 R771 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R772 CARBON RES 1 4W J 560 Ω RCX4JATZ0561 R773 CARBON RES 1 4W J 4 7k Ω RCX4JATZ0472 R774 CARBON RES 1 4W J 560 Ω RCX4JATZ0561 R775 CARBON RES 1 4W J 4 7k Ω RCX4JATZ0472 R801 CARBON RES 1 4W J 100 Ω RCX4JATZ0101 R802 CARBON RES 1 4W J 100 Ω RCX4JATZ0101 R805 CARBON RES 1 4W J 10k Ω RCX4JATZ0103 R809 METAL OXIDE FILM RES 2W J 0 68 Ω...

Page 69: ...NTS Safety Precautions 2 1 1 Disassembly and Adjustment 2 2 1 Troubleshooting 2 3 1 Wiring Diagram 2 4 1 Exploded View 2 5 1 Parts List 2 6 1 Plasma Display Module Section I Safety Precautions I Disassembly and Adjustment I Troubleshooting I Exploded Views I Parts List ...

Page 70: ...age to drop to a sufficiently low level after the power has been turned off Confirm that the voltage has dropped to a safe level before disconnecting or connecting the connector 6 Do not pull out or insert the power cable from to an outlet with wet hands It may cause electric shock 7 Do not damage or modify the power cable It may cause fire or electric shock 8 If the power cable is damaged or if t...

Page 71: ...use the PDP Module is driven by high voltage it must avoid conductive materials 14 If inserting components or circuit board in order to repair be sure to fix a lead line to the connector before soldering 15 If inserting high power resistor metal oxide film resistor or metal film resistor in order to repair insert it as 10mm away as from a board 16 During repairs high voltage or high temperature co...

Page 72: ...th a combination of parameters conditions or logic not specified in the specifications of this product is not guaranteed If intending to use the product in such a way be sure to consult LGE in ad vance 28 Within the warranty period general faults that occur due to defects in components such as ICs will be rectified by LGE without charge However IMAGE STICKING due to misapplying the above 12 provis...

Page 73: ... Positions of Screw Mount No Name of Board No of Screw B1 PDP PS Unit 6 B2 LVDS CTRL B D Unit 4 B3 Y DRV UPPER B D Unit 2 B4 Y DRV LOWER B D Unit 2 B5 X RIGHT B D Unit 2 B6 X LEFT B D Unit 2 B7 Y SUS B D Unit 6 B8 Z SUS B D Unit 5 Screw B2 B6 B4 B3 B7 B1 B5 B8 Fig DE1 ...

Page 74: ...le Flat Cable 1 F6 FFC Flexible Flat Cable 1 F2 F5 F1 F4 F3 F6 Fig DE2 NOTES 1 Lift up the locker of connector as shown in Fig DE3 1 and then pull out cable 2 Perform the following procedures for disconnection a Pull out the locker of connector as shown in Fig DE3 2 b Push down the Flat Cable slightly and take back cable Locker Cable Connector Fig DE3 1 Locker Locker Flat Cable Connector of Flat C...

Page 75: ...ging environment Temp 60 2 C Relative humidity Less than 75 3 Module adjustment should be followed by below sequence Setting up the initial voltage and adjusting the voltage wave form of Vsetup Measuring the Margin of Vs voltage and deciding the voltage Adjusting and checking the voltage of DC DC pack Vsetup Vscw Vy Adjusting the voltage wave form of Vset down Measuring the Margin of Vset up volta...

Page 76: ... Margin of Vset up voltage and deciding the voltage 6 Adjusting the wave form of final voltage 4 Adjusting the Board Group Applying the Jig Set 4 1 Using Tools 1 Digital oscilloscope More than 200MHz 2 DVM Digital Multimeter Fluke 87 or similar one 3 Signal generator VG 825 or similar one 4 DC power supply DC power supply for Vs 1 Should be changeable more than 0 200V more than 10A DC power supply...

Page 77: ... 80 Pin of Y SUS PCB and GND d Turn the VR1 of Y SUS PCB and make the A wave form Fig DE6 to be 20 1µs 2 Adjusting Vset down Voltage Wave form Turn the VR2 of Y SUS PCB and make the B wave form Fig DE6 to be 150 5µs 185 1 0 voltage 65 0 1 voltage 5 1 5 voltage Y SUS Z SUS E X Tube X right X Left CONTROLLER Power Signal Generator VG 825 DC Power Supply for 5V DC Power Supply for Va DC Power Supply ...

Page 78: ...or Vs 1 Should be changeable more than 0 200V more than 10A DC power supply for Va 1 Should be changeable more than 0 100V more than 5A DC power supply for 5V 1 Should be changeable more than 0 10V more than 10A DC DC Converter Jig 1 The Jig which has voltage equivalent output of PDP42V6 Module after taking the Vs Va 5V voltage Voltage stability of power supply Within 1 for Vs Va within 3 for 5V 5...

Page 79: ...cell of screen turned on The first voltage which make the cell of full screen turned on is named as Vsmin1 and record it d Turn the voltage adjusting knob of Vs DC power supply to the voltage up direction slowly until the cell of screen turned off or over electric discharge The first voltage which makes the cell of screen turned off or over electric discharge is named as Vsmax1 and records it Only...

Page 80: ... No No Yes Yes No Is the fuse F101 normal Is the SW501 set to normal position Yes Check that the specific voltage is output to the following terminals CN807 1 2pin 180V 195V CN807 6pin 55V 65V CN807 8pin 5 0V 5 5V Replace the PDP PS unit No Set the SW501 to normal position No Replace the PDP PS unit PDP PS unit Fuse F101 CN807 SW501 Normal Yes Go to FLOW CHART NO 3 No display Y SUS B D unit Yes Go...

Page 81: ...at the specific voltage is input to the following terminals R27 200V Vsetup R31 75V Vy R30 115V Vscw P6 3 4pin 5 0V 5 5V P5 1 2 3pin 180V 195V Refer to FLOW CHART NO 2 No display PDP PS unit Replace the LVDS CTRL B D unit Y SUS B D unit Yes Yes No No Is the fuse FS1 FS2 normal Replace the Y SUS B D unit No Fuse FS1 Y SUS B D unit R27 R31 R30 P5 P6 Yes Go to FLOW CHART NO 4 No display LVDS CTRL B D...

Page 82: ...ut to the following terminals P300 1pin 15V P300 6 7pin 5V P300 8pin 3 3V No Refer to FLOW CHART NO 2 No display PDP PS unit and FLOW CHART NO 3 No display Y SUS B D unit Replace the LVDS CTRL B D unit No Is 2 5V voltage outputted to Pin 2 of IC3 Yes Go to FLOW CHART NO 5 No display Z SUS B D unit Is the X1 oscillating 100MHz LVDS CTRL B D unit LED D13 LED D17 IC3 IC11 P300 Checking point X1 outpu...

Page 83: ...e is input to the following terminals P1 1 2pin 180V 195V P1 6pin 55V 65V P1 8pin 5 0V 5 5V P3 1pin 15V P3 4 5pin 5V P3 8pin 55V 65V Refer to FLOW CHART NO 4 No display PDP PS unit Z SUS B D unit Yes Yes No No Is the fuse FS1 FS2 FS3 normal Replace the Z SUS B D unit No Replace the Z SUS B D unit No Replace the Z SUS B D unit Fuse FS1 Fuse FS2 Fuse FS3 P1 P3 P4 B37 Yes Replace the Panel Yes Check ...

Page 84: ...VDS CTRL B D unit P701 P702 X RIGHT B D unit P2 and X LEFT B D unit P6 Replace the Panel No improvement can be found Yes Yes Yes No Replace the Panel Replace the LVDS CTRL B D unit Replace the LVDS CTRL B D unit LVDS CTRL B D unit is poor Yes Bar Off Is the following picture displayed No COF is torn partly 1 line open 16 line open Is the following picture displayed Is the following picture display...

Page 85: ... B D unit P5 P8 Replace Y SUS B D unit No improvement can be found Yes Replace Y DRV UPPER B D unit or Y DRV LOWER B D unit No Original Y SUS B D unit is poor No Yes Screen off Horizontal bar Is the following picture displayed Y DRV UPPER B D unit Normal diode value In case of Panasonic IC 1 035 Defective diode value 0 018 It is different from each IC Maker In case of TI IC 0 6 0 7 P11 Is the foll...

Page 86: ... Y DRV UPPER B D unit or Y DRV LOWER B D unit No Y DRV UPPER B D unit Normal diode value In case of Panasonic IC 1 035 Defective diode value 0 018 It is different from each IC Maker In case of TI IC 0 6 0 7 P11 GND Sus out Vs ER DN ER COM ER UP Check diode value of P11 on Y DRV UPPER B D unit and P9 on Y DRV LOWER B D unit Forward test 1 GND Sus out test 2 Sus out Vs test 3 ER DN ER COM test 4 ER ...

Page 87: ...A DISPLAY PANEL TO PLASMA DISPLAY PANEL TO PLASMA DISPLAY PANEL P7 P8 TO PLASMA DISPLAY PANEL CN03 P5 P4 P31 P213 P212 X RIGHT B D UNIT P109 P211 P3 P3 P2 P4 P111 P110 CN804 CN802 CN801 P210 P5 CN806 P6 CN805 P1 P701 P1 P2 P2 P300 P101 P1 TO DIGITAL CBA UNIT CN1709 TO FILTER CBA CN601 TO ANALOG CBA P501 P502 TO DIGITAL CBA P1704 Y DRIVE UPPER B D UNIT P11 P12 P3 P2 P1 TO PLASMA DISPLAY PANEL P3 P4...

Page 88: ...2 5 1 L0605PCEX 1 8 4 3 2 7 6 5 EXPLODED VIEWS OF PDP MODULE ...

Page 89: ...TRL B D Assembly LVDS 1EDM10576 2 YDRV Upper B D Assembly 1EDM10577 3 YDRV Lower B D Assembly 1EDM10578 4 Y SUS B D Assembly 1EDM10579 5 Z SUS B D Assembly 1EDM10580 6 X RIGHT B D Assembly 1EDM10581 7 X LEFT B D Assembly 1EDM10582 8 42 PSU Assembly 1EDM10583 ...

Page 90: ...F42PDME L0605UF 2004 12 13 ...

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