Zenith P50W26 Service Manual - Table of Contents
PV154 - 923-03499
3
P50W26 - TOC
TABLE OF CONTENTS
OVERVIEW ........................................................ 5
GENERAL INFO ........................................... 5
SPECIFICATIONS ..................................... 5
INSTALLATION ........................................ 5
CONNECTING A COMPUTER ....................... 5
FRONT ................................................... 6
BACK ..................................................... 6
REMOTE CONTROL .................................... 7
SERVICING ................................................ 9
OVERVIEW ............................................. 9
RGB AUTO CUT-OFF & MIN BIAS ................. 9
MAX BIAS ADJUSTMENT ........................... 9
POWER PCB ASSY VOLTAGE ....................... 9
ADJUSTMENT OF WHITE BALANCE ............ 10
DDC DATA INPUT ................................... 11
COMPONENT OFF-SET ADJUSTMENT .......... 11
EXTERNAL CONTROL .................................. 12
OVERVIEW ........................................... 12
CONNECTION ........................................ 12
RS-232C CONFIGURATIONS ..................... 12
SET ID ................................................. 12
COMMUNICATION .................................. 13
NO VIDEO 1 .......................................... 18
NO SOUND ........................................... 18
TROUBLESHOOTING ................................... 19
NO VIDEO 2 .......................................... 19
NO SOUND ........................................... 19
MODEL PARTS ....................................... 20
COMPONENT PARTS ............................... 20
DIAGRAMS ............................................... 27
P50W26 EXPLODED VIEW ....................... 27
P50W26 INTERCONNECT DIAGRAM .......... 28
P50W26 BLOCK DIAGRAM ...................... 29
P50W26 MAIN PCB ............................... 30
P50W26 OTHER PCBS ............................ 31
P50W26 OTHER PCBS ............................ 32
SCHEMATICS ............................................ 33
CIRCUIT .............................................. 33
CIRCUIT .............................................. 34
CIRCUIT .............................................. 35
CIRCUIT .............................................. 36
CIRCUIT .............................................. 37
CIRCUIT .............................................. 38
CIRCUIT .............................................. 39
CIRCUIT .............................................. 40
CIRCUIT .............................................. 41