Zenith L23W36 - 23" Widescreen Flat-Panel HD-Ready LCD TV Service Manual Download | Manualshive

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Summary of Contents for L23W36 - 23" Widescreen Flat-Panel HD-Ready LCD TV

Page 1: ...es CONTENTS Specifications 4 Description of Controls 5 Adjustment Instructions 7 Diagrams 11 Parts List 17 Schematics Published June 2003 by Technical Publications Zenith Electronics Corporation 201 James Record Road Huntsville Alabama 35824 1513 Copyright 2003 by Zenith Electronics Corporation Printed in Korea ...

Page 2: ...nents 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 following techniques should be used to help reduce the incidence of component damage caused by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly d...

Page 3: ... DESCRIPTION OF CONTROLS 5 ADJUSTMENT INSTRUCTIONS 7 TROUBLESHOOTING 10 PRINTED CIRCUIT BOARD 11 BLOCK DIAGRAM 15 EXPLODED VIEW 16 EXPLODED VIEW PARTS LIST 17 REPLACEMENT PARTS LIST 18 SCHEMATIC DIAGRAM TABLE OF CONTENTS ...

Page 4: ...inches Depth inches Weight pounds Power Requirement Television System Television Channel Television Screen External Antenna Impedance Audio Output L23W36 23 6 20 6 8 1 22 AC100 240V 60Hz NTSC VHF 2 13 UHF 14 69 Cable 01 125 LCD Panel 75 Ω 7 W 7 W ...

Page 5: ...l Sensor DPM Indicator SAP Indicator Mono Indicator Power Standby Indicator Glows red in Standby mode Glows green when the TV is turned on Stereo Indicator Headphone Jack S Video Input Video Input Audio Input AC Input DVD DTV Input Component 480i 480p 720p 1080p Audio Audio Video Input PC Sound Input PC Input Antenna Input Channel Buttons Volume Buttons ch vol menu enter on off tv video I Enter Bu...

Page 6: ...und on or off PIP POSITION PIP INPUT SIZE PIP SWAP STILL SCAN CH D D E E ENTER CH D D E E Channel button VOL F F G G Volume button POWER MTS EXIT MENU MULTIMEDIA Selects TV Component or RGB PC mode VIDEO CC FLASHBK Press the FLASHBK button to return to the last channel you were watching SLEEP AUDIO ARC TV VIDEO Selects TV Video 1 Video 2 S Video Component or RGB PC mode FCR NUMBER buttons Remote C...

Page 7: ...ust be operated for 15 minutes prior to adjustment Heat Run must be performed with the full white signal or TV noise signal 3 PC Input Mode Adjustment 3 1 Required Test Equipment 1 A pattern generator Gray pattern of 16 tones with angle outline in the quadrilateral MSPG 925LTH 2 An adjustment Remote 3 2 Preparation for Adjustment 1 Perform Heat Run for more than 15 minutes in white pattern 2 Conne...

Page 8: ...23 1 SVGA 72 800 600 72 1040 240 120 POS 64 56 48 077 50 0 666 66 6 POS 23 37 Mode H_Display V_Display V_Frequency H_Total H_Blanking H_Sync H_Polarity H_Vp H_Fp H Freq KHz Clk MHz V_Total V_Blanking V_Sync V_Polarity V_Bp V_Fp SVGA 75 800 600 75 1056 256 80 POS 160 16 46 875 49 5 625 25 3 POS 21 1 SVGA 85800 600 85 1048 248 64 POS 152 32 53 674 56 25 631 31 3 POS 27 1 XGA 60 1024 768 60 1344 320 ...

Page 9: ...01 01 26 00 FF 0B 50 40 01 01 30 32 FF 01 54 81 01 01 18 55 FF 01 BF 80 01 01 88 1E FF 78 E8 01 01 01 36 46 FF 1F 80 01 01 01 00 0D FF 17 31 10 01 01 0E 00 00 70 59 0E 01 01 C3 0A 30 E8 3B 01 F9 01 10 20 E5 C3 D9 01 15 01 00 20 D7 A0 45 01 01 64 00 20 3A A3 59 01 01 19 1E 20 01 54 61 01 01 00 00 20 00 4C 59 01 01 40 00 20 00 97 71 01 01 41 00 00 00 24 59 01 01 00 FD C8 ...

Page 10: ... Cracked components and Check and repair tuner board and main board soldering at tuner board 2 Dark screen 1 Defective LCD lamp 1 Replace the LCD lamp 2 Defective inverter 2 Replace the inverter 3 Input error for inverter 3 Check the connector input 1 General Features 2 PC Mode No Symptom Cause Check Point No Symptom Cause Check Point Check Point 1 Screen noise Clock or phase 1 Resettig needed acc...

Page 11: ... 11 PRINTED CIRCUIT BOARD MAIN TOP ...

Page 12: ... 12 PRINTED CIRCUIT BOARD MAIN BOTTOM ...

Page 13: ... 13 PRINTED CIRCUIT BOARD POWER ...

Page 14: ... 14 PRINTED CIRCUIT BOARD CONTROL LED SIDE AV ...

Page 15: ... 15 BLOCK DIAGRAM ...

Page 16: ... 16 EXPLODED VIEW 250 112 520 550 500 320 210 220 310 400 430 230 240 530 560 300 120 120 340 350 330 360 370 380 330 ...

Page 17: ... BRACKET STAND 20LA60 ML012B NON HINGE FRONT 350 4810V00768A BRACKET STAND 20LA60 ML012B NON HINGE COVER 360 4810V00766A BRACKET DECO 20LA60 ML012B NON STAND DECO 370 4810V00769E BRACKET STAND RU 23LZ20 NON ABS HF 380 380 4950V00133A METAL STAND NON BASE 20LA60 400 3809V00359B BACK COVER ASSEMBLY RU 23LZ20 NON 430 3500V00068A BOARD AV RZ 23LZ20 ML027A COVER REAR 500 6871VSMW07A PWB PCB ASSEMBLY SU...

Page 18: ...IC503 IC504 IC510 IC555 IC600 IC601 IC603 IC604 IC701 IC702 IC801 IC803 IC804 IC805 IC806 IC807 IC808 IC888 IC901 IC915 IC950 IC951 IC954 IC955 Q830 IC804 IC805 Q104 Q107 Q201 Q202 Q203 Q3 Q3000 Q3001 0IZZVC0098A 0IFA754207A 0IAL242110A 0IMCRFA022A 0IAL241610B 0IIT323000E 0IIN298003A 0IMCRPW001B 0IMCRTI020A 0IMCRAL006A 0IMCRTI002A 0IMCRGN001B 0IMCRPU001A 0IMCRTI022D 0IMCRMN007A 0IMCRFA008A 0IKE704...

Page 19: ...47UF STD 16V M 100UF STD 16V M 220000PF 2012 16V 10 22UF STD 16V M LOCA NO PART NO DESCRIPTION C338 C341 C343 C347 C349 C351 C353 C51 C52 C53 C54 C546 C583 C584 C585 C59 C6 C60 C603 C61 C613 C615 C616 C617 C619 C62 C620 C621 C622 C624 C626 C627 C628 C63 C630 C634 C643 C644 C645 C650 C658 C660 C662 C665 C666 C668 C677 C682 C683 C684 C711 0CE107DF618 0CK224DF56A 0CE476DF618 0CE105CK636 0CE105CK636 0...

Page 20: ...70UF KME TYPE 35V 20 470UF KME TYPE 35V 20 MPE ECQV1H105JL3 TR 50V 1 0UF J 1000UF STD 25V M R 1000PF 1KV 10 10 470UF STD 10V M LOCA NO PART NO DESCRIPTION C888 C890 C891 C892 C894 C898 C899 C902 C902 C902A C923 C924 C925 C926 C927 C928 C941 C942 C956 C962 C991 F801 F801 F802 F803 F805 F805 JA2000 JA204 JA205 JA206 SJ205 SJ209 L101 L2105 L2106 L652 L653 L654 L655 L801 L805 L805 T30 0CE477DH618 181 ...

Page 21: ...OHM 100 OHM 5 MNR14E0AJ101 R OHM 100 OHM 5 MNR14E0AJ101 R OHM 100 OHM 5 LOCA NO PART NO DESCRIPTION RA703 RA704 RA705 RA706 RA707 SW1 SW2 SW3 SW4 SW5 SW501 SW502 SW6 SW7 SW8 FB801 L102 L103 L1955 L1956 L1957 L1958 L205 L206 L2100 L2101 L2105 L2106 L2107 L2108 L2109 L214 L215 L3 L301 L302 L303 L451 L452 L453 L454 L601 L603 L604 L651 L699 L702 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA001A 0RRZVTA0...

Page 22: ... FILTER EMC OR 14 7 7 5H FILTER EMC OR 14 7 7 5H FILTER EMC HH1M3216501 FILTER EMC HH1M3216501 FILTER EMC HH1M3216501 FILTER EMC HH1M3216501 FILTER EMC HH1M3216501 FILTER EMC HB1S2012080JT FILTER EMC BK3216 4S600 RESONATOR CRYSTAL HC49U 8 000MHZ RESONATOR CRYSTAL SX1 13 500000MHZ RESONATOR CRYSTAL SX1SMD 20250000HZ RESONATOR CRYSTAL SX1 SC14 3MHZ RESONATOR CRYSTAL SX1 18 432000MHZ HOLDER FUSE NON ...

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