LG MT-42PZ40 Service Manual Download Page 27 | Manualshive

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Summary of Contents for MT-42PZ40

Page 1: ... SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS RF 02RA MODEL MT 42PZ40 V B R S MODEL MT 42PZ41 V B R S VB MODEL MT MZ 42PZ42 V B R S MODEL MT MZ 42PZ43 V B R S VS website http biz LGservice com e mail http www LGEservice com techsup html Jan 2003 Printed in Korea P NO 3828VD0129E ...

Page 2: ...UTIONS 3 DESCRIPTION OF CONTROLS 4 SPECIFICATIONS 7 ADJUSTMENT INSTRUCTIONS 10 BLOCK DIAGRAM 13 ASSEMBLY METHOD 14 EXPLODED VIEW 16 EXPLODED VIEW PARTS LIST 17 REPLACEMENT PARTS LIST 18 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 position 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 measur...

Page 4: ... MONO R AUDIO L R AUDIO L S VIDEO VIDEO INPUT AC INPUT AUDIO INPUT AUDIO INPUT COMPONENT 480i 480p DVD INPUT RGB1 INPUT PC INPUT RGB1 OUTPUT PC OUTPUT AUDIO INPUT VOL MENU INPUT SELECT ON OFF Main Power Button INPUT SELECT Button VOLUME F G Buttons Power Standby Indicator Illuminates red in standby mode Illuminates green when the Monitor is turned on Remote Control Sensor MENU Button D E Buttons A...

Page 5: ...S 232C port on a PC 3 RGB2 INPUT DIGITAL RGB INPUT RGB1 INPUT PC INPUT AUDIO INPUT SOCKET Connect the monitor output socket of the PERSONAL COM PUTER to this socket RGB1 OUTPUT PC OUTPUT SOCKET You can watch the RGB1 signal on another monitor connect RGB1 OUTPUT PC OUTPUT to another monitorÕs PC input port When the monitor is in standby mode you can not watch the RGB1 signal on another monitor 4 C...

Page 6: ...SM Adjusts the factory preset picture according to the room ARC Changes the picture format ZOOM Reduces the main picture size SPLIT ZOOM Enlarge the screen with regular MENU Displays on screen menus one by one Exits the current menu Memorizes menu changes NUMBER buttons PIP Switches the sub picture on TWIN PICTURE PIP INPUT Selects the input mode for the sub picture SOUND SELECT Select main pictur...

Page 7: ...ach drawing or spec for spec and performance of parts based upon P N of B O M 5 Warm up set for more than 15min before the measurement F Test and Inspection Method 1 Performance Follow the Standard of LG TV test 2 Standards of Etc requirement Safety Follow the standard of UL1950 CSA1950 EMC FCC PART 15 CLASS A B 40 ClassB 41 43 ClassA Appliance OK TEST Not Applied OK Remark Safety IEC950 EN60590 E...

Page 8: ...olor Temperature Flat Sports Cinema Music User On Off O D Sub 9 pin D Sub 15 pin Earphone Jack D Sub 15pin Video BNC Jack SCART1 2 MZ 42PZ43 Spk terminal Tint Only NTSC M 1 Main screen RGB_PC DVI 2 Sub screen COMPONENT AV S VIDEO 480i RGB DTV 480P 720P 1080I Feature Picture Sound 1 1 1 1 1 1 1 1 1 2 F General Specification No Item Specification Remark Video input applicable system Input Voltage Sc...

Page 9: ...W W IEC950 F External Interface No Item Remark 1 2 3 4 5 6 7 8 9 10 11 12 Video Input Level Video Input Frequency Response Video Input S N S Video Input Level Y S Video Input Level C BURST Audio Input Level Audio Input Frequency Response Audio Input S N Audio Input Distortion Audio Input Dynamic Range Component Video Input Level Y CB PB CR PR R G B Video Input Level 0 9 5 40 0 85 0 143 0 3 0 08 40...

Page 10: ... black level part of the screen Each PCB Assy must be checked by the Check JIG Set before whole assembly Be careful the POWER PCB Assy not to damage to PDP Module 3 POWER PCB Assy Voltage Adjustment Va Vs Vy Vsetup Voltage Adjustment 3 1 Test Equipment D M M 1EA 3 2 Connection Diagram for Measuring Refer to Fig 1 3 3 Adjustment Method POWERWELL 1 Va Adjustment Connect pin 1 of CN205 to jack of D M...

Page 11: ...tment is the function to set the optimum black level and Gain automatically in Analog Digital converter and to correct RGB deviation 4 2 Required Equipment PC Pattern Generator It can be possible to output 16Gray Scale Pattern and RGB output level is corrected to 0 7 0 1Vp p 4 3 Adjustment Method 1 It can be possible to RGB input 16Gray Scale Pattern signal of PC Mode and select RGB 2 Press the AD...

Page 12: ...N more than 15 minute 2 Supply Full White signal signal output level 85IRE in AV Pattern Generator 3 Select image regulation status to ÔClear ImageÕ 4 Stick sensor to the center of screen and press the ADJ Key on R C to select W B and then press the VOL Key to enter the adjustment mode After selecting R ADJ and B ADJ press the VOL Key and adjust it until color coordination becomes B GAIN fixation ...

Page 13: ... 13 BLOCK DIAGRAM ...

Page 14: ...ULE of a part and PLATE A V unite two things 2 Unite after put on BACK COVER INNER of b part 3 Disassembly is opposite to Assembly NOTE Working sequence of a Part is different from b Part 14 ASSEMBLY METHOD ...

Page 15: ...MEMO 15 ...

Page 16: ... 16 EXPLODED VIEW 200 203 201 202 205 204 207 208 209 206 540 401 550 310 551 520 560 570 400 410 530 580 210 301 302 300 305 ...

Page 17: ...1J CABINET ASSEMBLY MZ 42PZ43S NON SILVER 301 4980V00457A SUPPORTER FILTER NON MN 42PZ40 302 4980V00458A SUPPORTER FILTER NON MN 42PZ40 305 3790V00281D WINDOW 1142G02D MN42PZ10 ETCHING MESH 3790V00218C CHANGE 310 5020V00667A BUTTON CONTROL MN 42PZ40 NON NON NON 400 3809V00A47A BACK COVER ASSEMBLY MN 42PZ40 NON INNER 401 3301V00010D PLATE ASSEMBLY A V 3300V00205A MZ 42PZ43 3301V00010E PLATE ASSEMBL...

Page 18: ...5 IC206 IC301 IC302 IC303 IC304 IC402 IC501 IC502 IC601 IC602 IC603 IC604 IC700 IC701 IC801 IC802 IC802 IC803 IC804 IC805 IC806 IC807 IC901 IC902 IC903 0ISO208900A 0IMCRFA010A 0IBB368200A 0IAL242110A 0IFA741230A 0IAL242110A 0IPH740800M 0IKE704200J 0IMCRSO008A 0IMCRAD002A 0IMCRG2004B 0ISS464323A 0IMCRRH001A 0IMCRRH001A 0IMCRRH001A 0IMCRRH001A 0IPRPML001A 0IMCRSJ001A 0IMCRSH001A 0IMCRSH001A 0IMCRRH0...

Page 19: ...6V M SMD R TP 47UF MVG 16V M SMD R TP 47UF MVG 16V M SMD R TP 1UF MVG 50V M SMD R TP 1UF MVG 50V M SMD R TP LOCA NO PART NO DESCRIPTION C023 C025 C026 C030 C031 C034 C035 C038 C042 C043 C044 C045 C1110 C1119 C1131 C1132 C1133 C1135 C1147 C1148 C1149 C115 C1154 C116 C1160 C1165 C117 C118 C129 C132 C134 C135 C136 C137 C138 C139 C140 C141 C145 C147 C149 C1792 C1807 C1809 C1812 C1815 C1818 C1821 C1823...

Page 20: ...1U 100V K POLY TP LOCA NO PART NO DESCRIPTION C613 C614 C615 C616 C618 C621 C624 C625 C627 C628 C629 C630 C631 C633 C634 C635 C637 C647 C648 C650 C652 C653 C671 C672 C673 C674 C675 C676 C792 C801 C806 C807 C809 C813 C814 C817 C820 C821 C824 C825 C827 C829 C832 C835 C837 C839 C842 C845 C847 C849 C852 C855 0CQ1231N419 0CQ1231N419 0CQ1041N509 0CE227WF6DC 0CE107VF6DC 0CE107VF6DC 0CE106SF6DC 0CE106SF6D...

Page 21: ...6 AR517 AR701 AR702 AR703 AR704 AR705 AR706 AR707 AR708 AR901 AR902 AR903 AR904 AR905 AR906 AR907 R1109 R611 R614 R655 R656 P101 P108 SW001 SW002 SW003 SW004 SW005 SW006 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0R...

Page 22: ...P FILTER EMC FBMH3216 3 2X1 6X1 6MM R TP LOCA NO PART NO DESCRIPTION L1828 L1829 L1830 L1831 L1832 L1833 L1834 L601 L602 L603 L604 L701 L702 L703 L704 L705 L706 L707 L708 L711 L721 L803 L805 L807 L808 L809 L810 L811 L812 L813 L901 L902 L903 LA601 LT403 R110 R111 R209 R210 R214 R215 R375 T1101 T1102 T1103 JP1 P101 P102 P103 P104 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006...

Page 23: ...NUAL OWNERS RF02RA LG AR EN 092K TX 026H MANUAL OWNERS EN GE SP PO IT FR NE MANUAL OWNERS RF02RA LG PL EN 092K TX 026H MANUAL OWNERS RF02RA LG EN 092K TX 026H MANUAL OWNERS 42PZ40 2 1 3V LG EN 092K TX 026H MANUAL OWNERS RF02RA 42PZ40 1 3V LGESY MANUAL OWNERS 42PZ40 1 3V LGEN 092K TX 026H MANUAL OWNERS LG EN GE SP PO IT FR NE 092K TX 026H REMOTE CONTROLLER W O TXT 6710V00049 POWER CORD MP5004 13A V...

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Page 28: ...PRINTED CIRCUIT BOARD MAIN TOP MAIN BOTTOM SPK TOP SPK BOTTOM POWER AV FIX BOARD TOP A V TOP A V BOTTOM AV FIX BOARD BOTTOM CONTROL TOP CONTROL BOTTOM ...

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