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LG MT-50PZ40, MT-50PZ41, MT-50PZ4, Service Manual, Page: 22 / 26

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LG MT-50PZ40, MT-50PZ41, MT-50PZ4 Service Manual Download Page 22

Summary of Contents for MT-50PZ40, MT-50PZ41, MT-50PZ4

Page 1: ...EFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS RF 02CA MODEL MT 50PZ40 MODEL MT 50PZ41 H V VB VS MODEL MT MZ 50PZ43 M S V VS MODEL MZ 50PZ42 42S website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ...NTENTS SAFETY PRECAUTIONS 3 DISCRIPTION OF CONTROLS 4 ADJUSTMENT INSTRUCTIONS 8 BLOCK DIAGRAM 11 EXPLODED VIEW 12 EXPLODED VIEW PARTS LIST 13 REPLACEMENT PARTS LIST 14 SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARD ...

Page 3: ... With the instrument AC 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 measu...

Page 4: ...l ON OFF VOL MENU INPUT SELECT Front Panel Controls Main power button INPUT SELECT button VOLUME F F G G buttons Power standby indicator Illuminates red in standby mode Illuminates green when the Monitor is turned on Remote control sensor MENU button D D E E buttons AUDIO INPUT VIDEO INPUT COMPONENT DVD INPUT S VIDEO INPUT AUDIO INPUT AUDIO INPUT RGB1 INPUT PC INPUT RGB2 INPUT DIGITAL RGB INPUT RS...

Page 5: ...e is as indicated as inside back cover of this manual Never apply DC power to the Monitor 3 VIDEO S VIDEO COMPONENT DVD INPUT AUDIO INPUT SOCKETS EURO SCART SOCKET Note The interface board AP 50EA40 41 is not equipped on MT MZ 50PZ41 43 series models Contact your dealer for buying this optional item 4 RGB1 OUTPUT PC OUTPUT AUDIO IN SOCKETS You can watch the RGB1 signal in other monitor by con nect...

Page 6: ...een main and sub picture 7 MENU Button selects a menu 8 D D E E selects a menu item F F G G Volume Down Up adjusts the volume adjusts menu settings OK displays the current mode 9 NUMBER BUTTONS 10 VCR BUTTONS control a LG video cassette recorder 11 WIN SIZE adjusts the sub picture size 12 ZOOM ZOOM 13 INPUT SELECT BUTTON selects TV AV or PC monitor mode 14 SSM Sound Status Memory recalls your pref...

Page 7: ...EW P STILL WIN SIZE WIN POSITION ZOOM ZOOM SPLIT ZOOM VOL SUB INPUT Remote control handset Simple monitor stand Ceiling mounting bracket 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 Accessories Optional Extras Tilt wall mounting bracket Wall mounting bracket Video cables Desk...

Page 8: ...ment Replace PDP Module or Power Board adjust certainly Power PCB Assy Voltage 4 MAX Bias Adjustment 1 Input Full White 255 Gray signal which generated from Pattern Generator into CVBS and RGB1 Input part 2 Press POWER ON KEY on R C for adjustment and select MAX BIAS 3 Press Vol key and operate TO SET 4 Original Full White screen will be presented about 1 2 seconds later And if there is a mark of ...

Page 9: ...ght and then save the adjustment value with o Key DMM VR1 VR4 Va voltage adjustment variable resistor P806 GND GND Va NC Vs Vs P805 Vs voltage adjustment variable resistor RV401 Vs ADJ RV601 Va ADJ DMM DMM Vs Vs NC Va GND GND P806 P805 Vs Vs NC Va GND GND P806 P805 Va voltage adjustment variable resistor Vs voltage adjustment variable resistor Fig 1 Connection Diagram of Power Adjustment for Measu...

Page 10: ... 2 Put S W for writing DDC EDID data write read into operation operated in DOS mode 7 4 Sequence of Adjustment 1 DDC Data Input for Analog RGB 1 Put the set on the table and turn the power on 2 Connect PC Serial to D sub 15P Cable of JIG for DDC Adjustment to RGB1 terminal D Sub 15Pin 3 Operate S W for DDC record and select DDC Data for Analog RGB in Model Menu 4 Operate EDID Write command 5 Opera...

Page 11: ... 11 BLOCK DIAGRAM ...

Page 12: ... 12 EXPLODED VIEW 301 303 200 204 213 302 300 305 214 215 610 520 560 530 401 570 400 410 310 320 330 581 580 550 540 590 591 212 209 207 202 201 205 210 208 203 211 206 ...

Page 13: ...TOP MN 50PZ40 302 4980V00362A SUPPORTER FILTER BOTTOM MN 50PZ40 303 4980V00363A SUPPORTER FILTER SIDE MN 50PZ40 305 3790V00311C WINDOW GLASS FILTER MN 50PZ41 NE CUTT 3790V00683A WINDOW GLASS FILTER MN 50PZ40 310 5020V00688A BUTTON CONTROL MN 50PZ41 SET 320 320 062H SPRING COIL 330 5020V00645A BUTTON POWER OUTER MN 50PZ40 SET 400 3809V00292A BACK COVER ASSEMBLY MN 50PZ40 INNER 401 3301V00009B PLATE...

Page 14: ...02 IC102 IC102 ICN102 IC103 IC103 IC104 IC104 IC105 IC201 IC202 IC401 IC402 IC404 IC405 IC501 IC502 IC503 IC504 IC601 IC701 IC702 IC703 IC704 IC741 IC742 IC743 IC744 IC745 IC746 IC747 IC748 IC749 IC750 IC801 IC802 IC803 IC850 IC851 IC852 IC853 IC854 0IMI623200B 0IDS162100B 0ISS278050A 0ISH092100A 0ISH092100A 0ISS278120A 0IAL242110A 0IMCRMN002A 0ISO208900A 0IAL242110A 0IKE780800J 0IPRPT1001A 0IMCRF...

Page 15: ...C112 C113 C114 C115 C119 C121 C123 C127 C134 C150 C154 C158 C179 C182 C185 C300 C303 C306 C311 C316 C320 C322 C344 C348 0DL233309AC 0DL233309AC 0DL233309AC 0DL233309AC 0DL233309AC 0DL233309AC 0DL233309AC 0DL233309AC 0DL233309AC 0DR050008AA 0DR050008AA 0DR050008AA 0DR050008AA 0DR050008AA 0CE106SF6DC 0CE476SF6DC 0CE106SF6DC 0CE476SF6DC 0CE477VF6DC 0CE476SF6DC 0CE105SK6DC 0CE105SK6DC 0CE105SK6DC 0CE1...

Page 16: ... R TP SMD SMD LOCA NO PART NO DESCRIPTION C910 C931 C933 C935 C938 C941 C944 C947 C949 C951 C954 C957 C966 C975 C977 C980 C983 C986 C989 C992 CA101 CA102 CA104 CA105 CA106 CA107 CA108 CA109 CA110 CA111 CA112 CA113 CA114 CA115 CA116 CA117 CA118 CA119 CA120 CA121 CA122 CA125 CA126 CA127 CA128 CA129 CA131 CA132 CA133 CA134 CA135 CA139 0CE477VF6DC 0CE107SF6DC 0CE477VF6DC 0CE477VF6DC 0CE107SF6DC 0CE227...

Page 17: ... AR468 AR469 AR470 AR471 AR472 AR473 AR474 AR475 AR500 AR501 AR502 AR503 AR504 AR505 AR506 AR507 AR508 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA00...

Page 18: ...L863 L864 L865 L866 L867 L868 L871 L872 L873 L874 L875 L876 L877 L880 L882 L883 L884 L885 L886 L887 L889 LA101 LA102 LA104 LA105 LA106 LN107 LN108 LN109 LT300 LT301 LT302 R30 X300 X400 X601 X700 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6...

Page 19: ... CONNECTOR CIRC D SUB 2990 9C UL 1161 CABLE ASSY LM295B 20P SCART TO RCA3P MANUAL OWNERS RF02CA MT Z 50PZ41 43 MANUAL OWNERS RF02CA MT Z 50PZ41 43 MANUAL OWNERS 50PZ40 1 3V PL EN MANUAL OWNERS 50PZ40 1 3V LG EN REMOTE CONTROLLER POWER CORD M2511A 001 VOLEX POWER CORD MP5004 V1625 VOLEX POWER CORD MP5004 13A V1625 POWER CORD V3203CA V1625 POWER CORD SA16A V1625 VOLEX 2800MM CABLE FLAT 1566075 1 DVI...

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Page 25: ...FAN CONTROL TOP FAN CONTROL BOTTOM PRE AMP TOP PRE AMP BOTTOM LOCAL KEY TOP LOCAL KEY BOTTOM POWER S W TOP POWER S W BOTTOM INTERFACE FIX TOP INTERFACE FIX BOTTOM RIGHT SPK TOP RIGHT SPK BOTTOM A V NTSC TOP A V NTSC BOTTOM AUDIO TOP AUDIO BOTTOM ...

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