Zenith P50W28A Series Page 3 Service Manual Download

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DESCRIPTION OF CONTROLS ...........................................4

SPECIFICATIONS.................................................................7

EXTERNAL EQUIPMENT VIEWING SETUPS .....................9

EXTERNAL CONTROL DEVICE SETUP............................11

IR CODE(NEC FORMAT) ...................................................16

ADJUSTMENT INSTRUCTION...........................................17

BLOCK DIAGRAM...............................................................20

EXPLODED VIEW...............................................................22

EXPLODED VIEW PARTS LIST .........................................23

REPLACEMENT PARTS LIST ............................................24

SCHEMATIC DIAGRAM..........................................................

PRINTED CIRCUIT BOARD ...................................................

TABLE OF CONTENTS

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Summary of Contents for P50W28A Series

Page 1: ...t Instructions 17 Diagrams 20 Parts List 23 Schematics Printed Circuit Boards Published June 2002 by Technical Publications Zenith Electronics Corporation 201 James Record Road Huntsville Alabama 3582...

Page 2: ...att or more Lead tension around protruding metal surfaces must be avoided 6 After reassembly of the set always perform an AC leakage test on all exposed metallic parts of the cabinet the channel selec...

Page 3: ...NTROL DEVICE SETUP 11 IR CODE NEC FORMAT 16 ADJUSTMENT INSTRUCTION 17 BLOCK DIAGRAM 20 EXPLODED VIEW 22 EXPLODED VIEW PARTS LIST 23 REPLACEMENT PARTS LIST 24 SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARD TA...

Page 4: ...ates on an AC power The voltage is indi cated on the Specifications page Never attempt to operate the Monitor on DC power 3 AUDIO VIDEO INPUT JACKS Connect audio video out from external equipment to t...

Page 5: ...UDIO INPUT VIDEO RGB2 INPUT DIGITAL RGB INPUT RS 232C INPUT CONTROL SERVICE S VIDEO EXTERNAL SPEAKER AUDIO INPUT VIDEO INPUT COMPONENT DVD DTV INPUT S VIDEO INPUT COMPONENT AUDIO INPUT RGB AUDIO INPUT...

Page 6: ...r off SWAP Exchanges main and sub picture images MENU Displays on screen menus Exits the current menu Memorizes menu changes NUMBER buttons WIN SIZE Adjusts the sub picture size WIN POSITION Moves the...

Page 7: ...ing Humidity Range Maximum Elevation P50W28A 48 2 1223 28 9 734 4 1 105 99 2 45 AC120V 60Hz 1366 x 768 Dot 16 770 000 256 steps of each R G and B 32 104 F 0 40 C Less than 80 6561 feet 2000m The speci...

Page 8: ...rtical Frequency Hz Resolution 640x480 800x600 Horizontal Frequency KHz 31 468 37 861 31 469 37 927 31 469 35 000 37 861 37 500 43 269 35 156 37 879 48 077 46 875 53 674 49 725 70 09 85 08 70 08 85 03...

Page 9: ...nal equipment See external equipment operating guide How to Connect After subscribing to a cable TV service from a local provider and installing a converter you can watch cable TV program ming This mo...

Page 10: ...provide the best picture quality Connect the signal cable from the monitor output port of the PC to the RGB1 INPUT PC DTV INPUT port of the Monitor or the signal cable from the DVI output port of the...

Page 11: ...R CTS RTS PC 7 Wire Configuration Standard RS 232C cable D Sub 9 Control line 3 2 5 6 4 8 7 PDP D Sub 9 2 3 5 4 6 7 8 RXD TXD GND DTR DSR RTS CTS TXD RXD GND DTR DSR RTS CTS PC 3 Wire Configuration No...

Page 12: ...the data is data read mode it indicates present status data If the data is data write mode it returns the data of the PC computer Command2 Set ID OK Data x Error Acknowledgement The Monitor transmits...

Page 13: ...lume mute off Volume on e Set ID OK Data x 03 Aspect Ratio Command c Main picture format G To adjust the screen format You can also adjust the screen format using the ARC Aspect Ratio Control button o...

Page 14: ...e front panel controls on the monitor Transmission k m Set ID Data Cr Acknowledgement Data 0 Lock off 1 Lock on Data 0 Lock off 1 Lock on If you re not using the remote control use this mode When main...

Page 15: ...Max 64 Refer to Real data mapping 2 See page 25 Data Min 0 Max 64 k v Set ID Data Cr Acknowledgement v Set ID OK Data x 22 Green Adjustment Command w G To adjust green in color temperature Transmissi...

Page 16: ...de TC Tf T1 C0 Carrier frequency FCAR 1 TC fOSC 12 Duty ratio T1 TC 1 3 Repeat frame C1 C2 C3 C4 C5 C6 C7 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7 D0 D1 D2 D3 D4 D5 D6 D7 Repeat code 9 ms 4 5 m...

Page 17: ...e is replaced the voltage must be adjusted 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...

Page 18: ...nd press v x on R C in adjustment mode to select R L or G L press VOL Key and adjust it until color coordination becomes as below X 0 290 0 003 Y 0 300 0 003 Color temperature 8 500 K 500 K 5 To adjus...

Page 19: ...ent 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 Operate EDID Read command and check whether Check Sum is O...

Page 20: ...BLOCK DIAGRAM h t t p w w w w j e l n e t All manuals and user guides at all guides com...

Page 21: ...NOTES h t t p w w w w j e l n e t All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 22: ...200 204 213 302 300 305 214 215 610 101 520 560 530 401 570 400 410 310 320 330 581 580 550 540 590 591 212 209 207 202 201 205 210 208 203 211 206 h t t p w w w w j e l n e t All manuals and user gui...

Page 23: ...50PZ40 302 4980V00362A SUPPORTER FILTER EGI MN 50PZ40 303 4980V00363A SUPPORTER FILTER EGI MN 50PZ40 305 3790V00683A WINDOW GLASS FILTER MN50PZ41 MESH 1107 623 NBK 310 5020V00688A BUTTON CONTROL MN 5...

Page 24: ...IC744 IC745 IC746 IC747 IC748 IC749 IC750 IC752 IC801 0IMI623200B 0IMCRMN002A 0ISO208900A 0IAL242110A 0IKE780800J 0IAL242110A 0ISH052100C 0IMCRTI003A 0IKE704200J 0IBB368200A 0IDS162100B 0IMCRAD003A 0I...

Page 25: ...NO DESCRIPTION D123 D801 D802 D803 D850 D851 D852 D853 D854 D855 D857 D859 DA101 DA102 DA103 DA104 DA105 DA106 DN101 DN102 DN105 DN111 LD300 LD460 LD461 LD740 LD741 LD742 LD743 LD804 LD805 LD806 ZD11...

Page 26: ...0UF MVG 16V M 100UF MVG 16V M 220UF MV 16V 20 LOCA NO PART NO DESCRIPTION C829 C832 C835 C838 C840 C842 C845 C848 C849 C851 C853 C856 C859 C862 C865 C867 C869 C872 C875 C878 C892 C894 C897 C900 C903 C...

Page 27: ...OCA NO PART NO DESCRIPTION CN137 CN138 CN141 CN144 CN145 CN147 CN149 L800 L801 L803 P102 P103 P103A P103B P120 PN101 PN102 PN103 PN104 PN105 P002A P1 P101 P104 P2 P741 P802A AR200 AR201 AR202 AR203 AR...

Page 28: ...OHM 1 2 W 5 00 TA52 LOCA NO PART NO DESCRIPTION RA101 RA102 RA105 RA109 RA114 RA117 SW001 SW002 SW003 SW004 SW005 SW006 SW101 SW742 SW800 L100 L101 L135 L136 L137 L138 L150 L300 L301 L302 L411 L460 L8...

Page 29: ...ILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTER EMC FBMH3216 HM501NT FILTE...

Page 30: ...h t t p w w w w j e l n e t All manuals and user guides at all guides com...

Page 31: ...h t t p w w w w j e l n e All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 32: ...h t t p w w w w j e l n e All manuals and user guides at all guides com...

Page 33: ...h t t p w w w w j e l n e All manuals and user guides at all guides com...

Page 34: ...h t t p w w w w j e l n e All manuals and user guides at all guides com...

Page 35: ...h t t p w w w w j e l n e All manuals and user guides at all guides com...

Page 36: ...RE AMP TOP PRE AMP BOTTOM LOCAL KEY TOP LOCAL KEY BOTTOM POWER S W TOP PO INTERFACE FIX TOP INTERFACE FIX BOTTOM RIGHT SPK TOP RIGH A V NTSC TOP A V NTSC BOTTOM AUDIO TOP AUDIO BOTTOM h t t p w w w w...

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