LG MT-60PZ12B Service Manual Download Page 14

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2. POWER Board

EMI

FILTER

RECTIFIER

RUSH

CONTROL

POWER

CONTROL

PFC

INDUCTOR

Power

Switching

FET

PFC

380V

TINY

255P

Auxillary

Trans

TINY

255P

ST-BY

Trans

PFC Pack

UC 3854

HIGH POWER FACTOR

PREREGULATOR

St-by

Aux.

16V

STR-

F6668B

MULTI

TRANS

Fly

Wheel

DIODE

FLY BACK MODE

Panel

Ctl 5V

Panel

Drive 5V

Sound

30V

VSC

16V

VSC

12V

VSC

Step down

Regulator

SI-8120S

Step down

Regulator

SI-8050S

PANEL

VIDEO SCAN CONVERTER

Zero Current Resonant Mode

Power

FET

2sk2837

UC 3863

Resonant power supply mode

IR 2113S

High speed power FET driver

UC 3863

Resonant power supply mode

IR 2113S

High speed power FET driver

Power

FET

2sk2837

170-185

72-80

SOUND

FAN

VSC

ADRESS

SUSTAIN

DRIVE

LOGIC

P F C

DC-DC

VS Pack

VA Pack

EPROM

CTL Pack

5 V mo ni

VS on

RL on

Rush CTL

All manuals and user guides at all-guides.com

Summary of Contents for MT-60PZ12B

Page 1: ...THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NP 00KB MODEL MT MZ 60PZ12 B MODEL MT MZ 60PZ14 B website http biz LGservice com e mail http www LGEservice com techsup html All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 2: ...tions 3 Specifications 4 Control Descriptions 5 Adjustment Instructions 9 T rouble Shooting 11 Block Diagram 13 Exploded View 16 Exploded View Parts List 17 Replacement Parts List 18 SVC Sheet All manuals and user guides at all guides com ...

Page 3: ... plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on positioin connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a return path to the chassis the measured resistance should b...

Page 4: ...40 480 640 480 640 480 800 600 800 600 800 600 800 600 800 600 800 600 800 600 832 624 1024 768 1024 768 1024 768 1024 768 1280 724 1152 864 1152 864 1152 864 1152 864 1152 870 1280 960 1280 960 1280 1024 1280 1024 H Freq hz 31 469 37 861 31 469 37 927 31 469 35 000 37 861 37 500 43 269 45 913 53 011 64 062 35 156 37 879 48 077 46 875 53 674 56 000 64 016 49 725 48 363 56 476 60 023 68 677 52 400 ...

Page 5: ...ECT VOLUME Front Panel Main power button INPUT SELECT button Sub power button VOLUME F F G G buttons Power standby indicator Illuminates red in standby Illuminates green when the Monitor is switched on Remote control sensor All manuals and user guides at all guides com ...

Page 6: ...L SPEAKER 8Ω R L AC INPUT L AUDIO VGA SVGA XGA SXGA VIDEO Y PB PR DVD INPUT RS 232C AV INPUT COMPONENT 480i 480p DVD INPUT SOCKETS EXTERNAL SPEAKER 8 ohm output RGB PC INPUT VGA SVGA XGA SXGA AUDIO INPUT RS 232C jacks POWER INPUT SOCKET This Monitor operates on an AC mains supply the voltage is as indicat ed as inside back cover of this manual Never apply DC power to the Monitor Back Panel All man...

Page 7: ... Speakers AP 60SA10D series Speaker stand AP 60SA10F series Floor type speaker stand Video cables Audio cables PB Y R P R L AUDIO VIDEO MONO AV INPUT S VIDEO DVD INPUT COMPONENT 480i 480p AP 60EA21 interface board Optional extras can be changed or modified for quality improvement without any notification new optional extras can be added Contract your dealer for buying these items All manuals and u...

Page 8: ...P PLAY FF REC REW P STILL VOL POSITION POWER SLEEP PSM ARC PIP PIP INPUT MENU OK VCR BUTTONS controls a LG video cassette recorder VOLUME F F G G INPUT SELECT SSM STILL POSITION D D E E selects a menu item MUTE switches the sound on or off TWIN PICTURE INPUT SELECT button on the remote control Each press of this button changes the mode as below Component Video RGB All manuals and user guides at al...

Page 9: ...black level part of the screen 3 POWER PCB Assy Voltage Adjustment Replace PDP Module or Power Board adjust certainly Power PCB Assy Voltage 3 1 Test Equipment D M M 1EA 3 2 Connection Diagram for Measuring Refer to Fig 1 3 3 Adjustment Method 1 PFC Adjustment After receiving 100 white pattern HEAT RUN ŁConnect TP PFC and TP PFC GND to D M M ØTurning VR801 adjustment is 380V 1V 2 Va Adjusment Conn...

Page 10: ...r select the G cut and B cut press the VOL Key and adjust it until color coordination becomes R cut fixation color coordination X 0 283 0 005 Y 0 295 0 005 color temperature 9 600cK 500cK 4 To adjust High Light stick sensor to 2th pattern White select the W B by pressing ADJ button on Remote Control for adjustment and press the VOL button enter Adjustment Mode After select the R GAIN and G GAIN pr...

Page 11: ...6 Check JAGASM IC501 Check SII150 IC901 Check cable of pin 21 P901 Normal Check FLI2220 IC404 Normal Check FLI2200 IC403 Normal Check VPC3230 IC201 Normal Check Input jack Connector Check connector speaker to set Check MSP3401 IC601 Check LA4282 IC603 Check Input Jack All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 12: ...Replace R8301 R8302 R8303 Abnormal Check output of 5V MONI 5V CTL Abnormal Replace CTRL PACK Check operation of FAN Check CRTL Pack VS On Normal Normal Check OPEN with R8538 R8539 8540 Normal Check normal operation with VS VA PACK Normal Check a connective condition and various connector Check a connective condition of power cable Check voltage of sound terminal Check Open with F8811 Fuse Check co...

Page 13: ...3 Y Pb Pr MNT SCALER JAGASM MEMORY 8M BYTE EPLD GEN CLAMP TMDS TX SII150 H V Clamp 2 H V H 5 H V CLK HBLK VBLK 4 H V DE CLK 5 RGBHV 3 RGB AUDIO SWITCH LA7222 2 H V PORT EXP M62320X4 ROM AT29C010 74HCT373 YCbCr YPbPr CVBS Y C 21P 8 4 H V FIELD LLC1 2 H V DAC ADV7123 5 RGBHV 16 YUV 30 RGB RGB 30 YUV 16 48 RGB 2 Rx Tx Control RS232C Digital Line Analog Line All manuals and user guides at all guides c...

Page 14: ...V Sound 30V VSC 16V VSC 12V VSC 6V Step down Regulator SI 8120S Step down Regulator SI 8050S PANEL VIDEO SCAN CONVERTER Zero Current Resonant Mode Power FET 2sk2837 UC 3863 Resonant power supply mode IR 2113S High speed power FET driver UC 3863 Resonant power supply mode IR 2113S High speed power FET driver Power FET 2sk2837 VS 170 185 VA 72 80 SOUND FAN VSC ADRESS SUSTAIN DRIVE LOGIC P F C DC DC ...

Page 15: ... 15 MEMO All manuals and user guides at all guides com ...

Page 16: ...50 620 560 101 331 400 401 520 540 301 302 306 303 304 330 590 201 202 203 204 205 206 213 214 207 208 209 210 211 212 600 610 530 580 630 300 305 640 200 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 17: ...4980V00142B SUPPORTER FILTER TOP LEFT FD 60X3 302 4980V00142A SUPPORTER FILTER TOP RIGHT FD 60X3 303 4980V00143B SUPPORTER FILTER BOTTOM LEFT FD 60X3 304 4980V00143A SUPPORTER FILTER BOTTOM RIGHT FD 60X3 305 3790V00267B WINDOW H04PR LGE60 02 FD60X3R FIBER M 306 4980V00141A SUPPORTER FILTER R LEFT FD 60X3 310 5020V00437A BUTTON 4KEY FD 60X3 330 5020V00436A BUTTON FD 60X3 331 3141VSN122B CHASSIS ASS...

Page 18: ...P KDS226 SOT 23 DIODE ZENERS MTZJ24B TP ROHM K DO34 24V DIODE RECTIFIERSEU1ZV 1 TP SANKEN DIODE ZENERS MTZJ9 1B TP ROHM K DO34 0 5W LOCA NO PART NO DESCRIPTION IC1 IC2 IC3 IC4 IC5 IC102 IC103 IC104 IC201 IC202 IC203 IC204 IC205 IC301 IC402 IC403 IC404 IC406 IC501 IC502 IC503 IC601 IC602 IC603 IC604 IC605 IC701 IC702 IC703 IC704 IC706 IC707 IC708 IC709 IC710 IC801 IC802 IC803 IC804 IC806 IC807 IC80...

Page 19: ...EG1ZV 1 TP DIODE ZENERS P6KE100A TP G I 1W 100V 1UA LOCA NO PART NO DESCRIPTION D8503 D8504 D8505 D8506 D8507 D8508 D8509 D8510 D8511 D8515 D8601 D8602 D8604 D8605 D8801 D8802 D8803 D8804 D8811 D8814 D8815 D8816 D8818 D8819 D8820 D8821 D8822 D8900 D8901 D8903 D8904 D8907 LD001 LD801 LD802 LD803 ZD103 ZD104 ZD105 ZD8902 ZD8906 ZD8908 Q001 Q002 Q101 Q102 Q103 Q104 Q105 Q106 0DZ610009AA 0DD100009AP 0...

Page 20: ...A TO TR KTC3227 Y TP KTC1627A KEC LOCA NO PART NO DESCRIPTION Q8501 Q8502 Q8503 Q8505 Q8601 Q8602 Q8604 Q8605 Q8606 Q8607 Q8608 Q8801 Q8802 Q8803 Q8900 Q8901 Q8902 Q8903 Q8904 Q8905 Q8906 Q8907 Q8908 Q8909 C1 C001 C002 C2 C3 C5 C101 C102 C103 C104 C105 C109 C109 C110 C112 C112 C114 C115 C117 C118 C118 C120 C121 C123 C124 C125 0TF283700AA 0TF283700AA 0TF283700AA 0TR320709AA 0TR150400BA 0TR150400BA ...

Page 21: ... C292 C293 C297 C299 C300 C310 C320 C373 C402 C404 C405 C407 C408 C410 C411 C413 C414 C418 C419 C420 C421 C422 C423 C424 C425 C426 C427 C428 C429 C430 C431 C432 C433 C434 C438 C439 C441 C442 C443 C444 C447 C448 C449 C450 C453 C454 C455 C456 C457 C458 C459 0CE106SF6DC 0CK104DK56A 0CE476SF6DC 0CE107SF6DC 0CK104DK56A 0CE107SF6DC 0CE476SF6DC 0CE476SF6DC 0CE1051K636 0CE476SF6DC 0CK104DK56A 0CE476SF6DC ...

Page 22: ...50V 10 R TP X7R LOCA NO PART NO DESCRIPTION C550 C551 C554 C601 C602 C604 C609 C610 C611 C612 C614 C616 C625 C626 C627 C630 C631 C640 C641 C643 C644 C645 C647 C648 C651 C652 C653 C653 C654 C654 C655 C655 C656 C656 C658 C659 C659 C660 C660 C661 C662 C699 C703 C707 C709 C711 C715 C716 C717 C718 C720 C721 0CK104DK56A 0CK104DK56A 0CE106SF6DC 0CE476SF6DC 0CE476SF6DC 0CE106SF6DC 0CE107SF6DC 0CE106SF6DC ...

Page 23: ...IPTION C870 C871 C873 C874 C876 C877 C903 C906 C909 C922 C924 C925 C926 C1101 C1103 C1104 C1105 C1106 C1107 C1108 C1110 C1111 C1113 C1720 C1721 C7116 C8101 C8102 C8105 C8106 C8107 C8110 C8111 C8202 C8203 C8204 C8205 C8206 C8207 C8209 C8210 C8211 C8212 C8213 C8214 C8215 C8216 C8217 C8218 C8219 C8220 C8221 0CE477BF618 0CE107SF6DC 0CK104DK56A 0CE227VF6DC 0CE106SF6DC 0CE106SF6DC 0CK104DK56A 0CK104DK56...

Page 24: ...N C8515 C8517 C8518 C8519 C8520 C8521 C8522 C8523 C8524 C8525 C8601 C8602 C8605 C8606 C8607 C8610 C8611 C8802 C8803 C8804 C8805 C8807 C8808 C8811 C8812 C8813 C8815 C8817 C8818 C8819 C8820 C8821 C8822 C8824 C8825 C8834 C8835 C8836 C8839 C8841 C8900 C8901 C8903 C8905 C8907 L001 L801 L804 L808 L813 0CC47001505 0CE687RP6A0 0CE827RR6A0 0CE827RR6A0 0CE827RR6A0 0CQ1031N509 181 007H 181 120K 0CE476BK618 0...

Page 25: ...03 AR204 AR401 AR402 AR403 AR404 AR405 AR406 AR407 AR408 AR409 AR410 AR411 AR412 AR413 AR414 AR415 AR416 AR417 AR418 AR419 AR420 AR421 AR422 AR423 AR424 AR425 AR426 AR427 AR428 AR501 AR502 AR503 AR504 AR505 AR506 AR507 AR508 AR509 AR510 AR511 AR512 AR513 AR514 AR515 AR516 AR517 AR518 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA...

Page 26: ...5 00 TA52 100 OHM 1 6 W 5 00 TA52 LOCA NO PART NO DESCRIPTION R8216 R8218 R8220 R8221 R8222 R8224 R8225 R8226 R8230 R8231 R8232 R8233 R8235 R8249 R8250 R8251 R8252 R8253 R8255 R8256 R8260 R8261 R8262 R8263 R8264 R8301 R8302 R8303 R8307 R8308 R8312 R8313 R8316 R8318 R8319 R8320 R8324 R8325 R8327 R8328 R8329 R8340 R8401 R8402 R8403 R8405 R8406 R8407 R8408 R8409 R8410 R8412 0RD4702F609 0RS0102H609 0R...

Page 27: ...8818 R8819 R8820 R8820 R8823 R8824 R8825 R8826 R8827 R8828 R8830 VR801 VR8401 VR8501 SW001 SW002 SW003 SW004 SW800 F601 F602 L102 L104 L105 L201 L202 L250 L251 L252 L253 L320 L401 L402 L403 L404 L405 L407 L408 L409 L411 L412 0RS3902K607 0RD3301F609 0RD4700F609 0RS2701K607 0RS2701K607 0RS2701K607 0RS2701K607 0RS2701K607 0RS2701K607 0RD1002F609 0RS2701K607 0RD0912F609 0RD1301F609 0RD4701F609 0RD3900...

Page 28: ...MC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC FBMH3216 HM501NT FILTER CIRC EMC LS614046 BK 4600UH FILTER CIRC EMC LS614046 BK 4600UH FILTER CIRC EMC LS614046 BK 4600UH FILTER CIRC...

Page 29: ...All manuals and user guides at all guides com ...

Page 30: ...All manuals and user guides at all guides com ...

Page 31: ...All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 32: ...All manuals and user guides at all guides com ...

Page 33: ...PRINTED CIRCUIT BOARD MAIN TOP MAIN BOTTOM POWER TOP POWER BOTTOM All manuals and user guides at all guides com ...

Page 34: ...CONTROL TOP POWER CONTROL BOTTOM POWER VS BOTTOM POWER VA BOTTOM POWER PFC BOTTOM A V TOP A V BOTTOM CONTROL BOTTOM POWER MAIN BOTTOM POWER S W TOP POWER S W BOTTOM FAN CONTROL TOP FAN CONTROL BOTTOM A V PACK TOP A V PACK BOTTOM All manuals and user guides at all guides com ...

Page 35: ...m ml All manuals and user guides at all guides com ...

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