Zenith C32V23 - 32" Flat-Screen Integrated HDTV, Service Manual

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TABLE OF CONTENTS
PV154 - 923-03497 AB - CONTENTS
SECTION 1 .............................. 1-1
OVERVIEW .............................................. 1-1
INTRODUCTION ................................... 1-1
FEATURES ........................................... 1-1
CONNECTIONS ......................................... 1-2
REAR JACKS ........................................ 1-2
FRONT JACKS ...................................... 1-2
REMOTE CONTROL .................................... 1-3
REMOTE BUTTON DESCRIPTIONS ............. 1-3
PROGRAMMING THE REMOTE .................. 1-3
REMOTE CODES ..................................... 1-4
OPERATING MODE KEY FUNCTIONS .......... 1-7
USER MENUS .......................................... 1-9
DTV SET UP MENU ................................ 1-9
DTV VIDEO MENU ................................. 1-9
DTV AUDIO MENU ................................. 1-9
DTV TIME MENU ................................... 1-9
DTV SPECIAL MENU .............................. 1-9
DTV LOCK MENU ................................. 1-10
ATV USER'S INTERFACE ....................... 1-10
ATV SETUP MENU ............................... 1-10
ATV VIDEO MENU ............................... 1-10
ATV AUDIO MENU ............................... 1-10
SECTION 2 .............................. 2-1
SERVICE MENU OPTIONS .......................... 2-1
SERVICE MENU ADJUSTMENTS ................... 2-6
SECTION 3 .............................. 3-1
CIRCUIT OVERVIEW ................................. 3-1
LARGE SIGNAL MODULE ........................ 3-1
SMALL SIGNAL MODULE ........................ 3-7
GEOMETRY ADJUSTMENTS ....................... 3-10
TROUBLESHOOTING ................................ 3-16
SECTION 4 .............................. 4-1
PARTS .................................................... 4-1
SECTION 5 .............................. 5-1
34” EXPLODED VIEW ................................ 5-1
32/36” EXPLODED VIEW ........................... 5-2
INTERCONNECT DIAGRAM ......................... 5-3
BLOCK DIAGRAM ...................................... 5-4
TOC-1
SECTION 6 .............................. 6-1
POWER SUPPLY CIRCUIT ........................... 6-1
DEFLECTION & HV CIRCUIT ....................... 6-2
DYNAMIC FOCUS CIRCUIT .......................... 6-3
AC/DC INPUT CIRCUIT ............................. 6-4
SLAVE POWER SUPPLY CIRCUIT ................. 6-5
SCAN BOOST CONTROLLER CIRCUIT ............ 6-6
SHUTDOWN & COMPENSATION CIRCUIT ....... 6-7
KEYBOARD CIRCUIT ................................. 6-8
32” FRONT JACKPACK CIRCUIT .................. 6-9
34” FRONT JACKPACK CIRCUIT ................ 6-10
POWER LED & IR RECEIVER CIRCUIT ......... 6-11
VIDEO OUTPUT CIRCUIT ......................... 6-12
SCAN VELOCITY CIRCUIT ........................ 6-13
MAIN PCB TOP ...................................... 6-14
MAIN PCB BOTTOM ................................. 6-15
POWER SUPPLY PCB TOP ......................... 6-16
POWER SUPPLY PCB BOTTOM ................... 6-17
ONE PANEL PCB TOP .............................. 6-18
ONE PANEL PCB BOTTOM ......................... 6-19