Zenith Z52SZ80, Service Manual

Page 1: ...es CONTENTS Description of Controls 4 Product Specifications 9 Adjustment Instructions 10 Diagrams 18 Parts List 21 Schematics Published Nov 2004 by Technical Publications LG Electronics USA Inc 201 J...

Page 2: ...uch components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The...

Page 3: ...PTION OF CONTROLS 4 SPECIFICATIONS 9 ADJUSTMENT INSTRUCTION 10 BLOCK DIAGRAM 18 EXPLODED VIEW 20 EXPLODED VIEW PARTS LIST 21 REPLACEMENT PARTS LIST 22 SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARDS TABLE OF...

Page 4: ...a new lamp Contact your service center Red blinking There is a problem with the lamp or around it Contact an authorized service center Green blinking The lamp cover is not closed Orange The projection...

Page 5: ...VARIABLE AUDIO OUT Used to connect either an external amplifier or add a sub woofer to your surround sound system COMPONENT INPUT 1 2 Connect a component video audio device to these jacks Refer to yo...

Page 6: ...jackpack may be connect ed to the front connection panel To use the side jacks as the signal source select them using Main Input menu as described on page 23 They will be named Front Video in the Mai...

Page 7: ...Video1 Video2 Side video Component1 2 RGB HDMI1 DVI and HDMI2 input sources FAV Scrolls the Favorite channels INFO When you watch the TV information dis plays on top of the screen Not available in Co...

Page 8: ...ory preset picture depending on the viewing environ ment Remote Control Key Functions Remote Control Key Functions SLEEP SAP Selects MTS sound Mono Stereo and SAP in Analog mode Change the audio langu...

Page 9: ...Power requirement Television System Program Coverage Power Consumption W Antenna Audio Output W Supplied Accessories AC120V 60Hz NTSC M ATSC 64 256 QAM VHF 2 13 UHF 14 69 CATV 1 135 CADTV 1 135 DTV 2...

Page 10: ...J key to exit 2 Initial Adjustment mode Menu is shown below Fig 1 3 As shown Fig 1 using the CH D CH E keys to select an item press the ENTER or VOLUME G keys to enter the appropriate item and begin a...

Page 11: ...ner when not being used or in transit 4 Wearing gloves will help prevent ESD damage and help preserve the physical condition of the DMD 5 All work should be performed in a static free environment 6 Us...

Page 12: ...nd by pressing Function Key F8 5 When OK letter appear completed the Write 6 After connector the JIG for download to HDMI 2 2 port open the second file 44 52SZ8D UA HDMI2_V1_1 697B DVI and operate as...

Page 13: ...st Projection lens downward 3 When the horizontal line is tilting in the Cross Pattern Engine Base is rotating with the left right 8 2 Geometry Adjustment 1 When the screen is rotated Rotate the Engin...

Page 14: ...ustment 1 Select V_position with CHANNEL key Initial V 15 2 Change data with using the VOLUME keys on the remote control in order to adjust up down screen semmetry 3 If symptom is out of adjustable ra...

Page 15: ...tion quantity of the Actuator Phase 0 Fix The Tartan plaid of the R G and B adjust is not visible But when the R G and B will not ballance adjust the R and G to acheve ballance 12 CWI NDC Adjustment B...

Page 16: ...o adjustment program is practiced ccws exe 2 Measure Model is chosen in Work Select_Model cmf file 3 Check Cool Inspection Warm Inspection Medium Inspection box of left column in the main screen come...

Page 17: ...oordinate that are between command words per Mode being possible to correct a common difference Edit Model Edit 2 Port Edit CA 210 and RS 232C Connection setting about SET Edit Port Edit Fig 20 CCA Au...

Page 18: ...18 BLOCK DIAGRAM...

Page 19: ...19 BLOCK DIAGRAM...

Page 20: ...121 300 580 301 650 330 120 400 433 430 432 306 431 402 681 680 670 401 630 700 410 520 560 540 501 550 503 174 623 600 612 611 610 617 618 616 720 615 502 601 530 590 602 640 622 404 570 571 622 20 E...

Page 21: ...M I 550 6871VSMZZAA PCB ASSEMBLY SUB DIGITAL MB05DA 44SZ8D UA M I 560 6871VSMANTA PCB ASSEMBLY SUB NB05ED DU 44SZ80D COMP M I 570 6871VSMANZA PCB ASSEMBLY SUB DMD NB05ED HD4 MAIN FOR 44SZ8D UA 571 31...

Page 22: ...M 8P 74LX1G07CTR 5P SOT323 5L MAX708SCSA MAXIM 8P LOCA NO PART NO DESCRIPTION IC1 IC1 IC100 IC100 IC1000 IC1001 IC101 IC102 IC103 IC104 IC105 IC105 IC106 IC107 IC109 IC110 IC110 IC1102 IC1103 IC111 IC...

Page 23: ...K KEC CHIP 2SC3875S ALY BK KEC CHIP 2SC3875S ALY BK KEC CHIP 2SC3875S ALY BK KEC CHIP 2SC3875S ALY BK KEC KRA102S SOT23 50V 0 1A CHIP 2SC3875S ALY BK KEC CHIP 2SC3875S ALY BK KEC CHIP 2SC3875S ALY BK...

Page 24: ...16V 10 0 1UF 1608 16V 10 0 1UF 1608 16V 10 0 1UF 1608 16V 10 LOCA NO PART NO DESCRIPTION C1107 C1108 C1109 C111 C1110 C1111 C1112 C1113 C1114 C1115 C1116 C112 C1120 C1121 C1122 C1123 C1124 C1125 C112...

Page 25: ...20 10UF 0 16V K CA TP 5 1UF MVG 50V 20 10UF MVG 16V 20 22UF MVG 16V 20 10UF MVG 16V 20 LOCA NO PART NO DESCRIPTION C1304 C1305 C1307 C1309 C131 C1310 C132 C1325 C1326 C1327 C1328 C1337 C1338 C1339 C13...

Page 26: ...08 16V 10 470UF STD 35V 20 220UF STD 16V M 0 1UF 1608 16V 10 1UF 2012 16V 20 0 1UF 1608 16V 10 LOCA NO PART NO DESCRIPTION C229 C229 C23 C230 C231 C231 C232 C233 C236 C24 C242 C246 C247 C248 C249 C260...

Page 27: ...0 0 1UF 1608 16V 10 10UF MVG 16V 20 10UF MVG 16V 20 10UF MVG 16V 20 10UF MVG 16V 20 LOCA NO PART NO DESCRIPTION C604 C605 C606 C606 C607 C608 C609 C610 C611 C612 C613 C614 C615 C616 C616 C617 C618 C61...

Page 28: ...10V M 33UF MVG 25V 20 0 1UF 1608 16V 10 100UF STD 10V M 0 1UF 1608 16V 10 LOCA NO PART NO DESCRIPTION C719 C719 C720 C720 C721 C722 C722 C723 C724 C725 C726 C727 C728 C729 C730 C731 C732 C733 C734 C73...

Page 29: ...0 1UF 1608 16V 10 47UF STD 50V M 68PF 1608 50V 5 47UF STD 50V M 0 1UF D 50V 80 20 68PF 1608 50V 5 LOCA NO PART NO DESCRIPTION C810 C810 C811 C811 C812 C812 C813 C813 C814 C815 C815 C816 C817 C818 C81...

Page 30: ...3 3UF MVG 50V 20 LOCA NO PART NO DESCRIPTION C957 C958 C959 C960 C963 C964 C965 C966 C967 C968 C969 C970 C971 C972 C973 C974 C975 C976 C981 C982 C989 C990 J4 J5 L1 L100 L105 L106 L107 L108 L403 L831...

Page 31: ...5 22 OHM 1 16 W 1608 5 22 OHM 1 16 W 1608 5 22 OHM 1 16 W 1608 5 22 OHM 1 16 W 1608 5 22 OHM 1 16 W 1608 5 22 OHM 1 16 W 1608 5 22 OHM 1 16 W 1608 5 LOCA NO PART NO DESCRIPTION AR303 AR406 AR407 AR408...

Page 32: ...404 T408 T409 T410 T411 T414 T415 T416 T417 T418 T512 T513 T514 T515 X1 X100 X1202 X1203 X300 X600 X602 X800 C20 C21 C22 F800 IC1 IC101 IC102 IC312 IC704 PA1 TH801 TH802 TU104 VA600 VA601 VA602 VA603...

Page 33: ...C 6710V00102V 6850TD9007E VARISTOR AVRL161A1R1NT VARISTOR AVRL161A1R1NT VARISTOR AVRL161A1R1NT VARISTOR AVRL161A1R1NT VARISTOR AVRL161A1R1NT VARISTOR AVRL161A1R1NT VARISTOR AVRL161A1R1NT VARISTOR AVRL...

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Page 40: ...P HD4 DRIVER BOTTOM TUNER TOP TUNER BOTTOM AC INPUT POWER AUDIO TOP AUDIO BOTTOM CONTROL TOP CONTROL BOTTOM AUDIO TOP AUDIO BOTTOM SIDE A V CASE DET PRE AMP HD3 DLP SENSOR TOP HD3 DLP SENSOR BOTTOM IN...