Directview LCD Training 3 Contents
TABLE OF CONTENTS
OVERVIEW..................................................5
INTRODUCTION ........................................ 5
MOUNTING INTERFACE .............................. 5
COMPUTER CONNECTION ............................ 6
REMOTES ................................................ 6
TERMINOLOGY ............................................7
VIEWING ANGLE ....................................... 7
IPS (IN-PLANE SWITCHING) ....................... 7
PEAK BRIGHTNESS ................................... 7
CONTRAST RATIO ...................................... 7
RESPONSE TIME ....................................... 7
A/V CONNECTIONS .................................... 8
THEORY .....................................................9
LIQUID CRYSTALS ..................................... 9
LIQUID CRYSTAL DISPLAY .......................... 9
LIQUID CRYSTAL PANEL ........................... 10
LCD VERSUS CRT .................................... 11
LCD VERSUS PLASMA .............................. 11
MODEL OVERVIEW ..................................... 12
MODEL NUMBERS ................................... 12
MODEL DESCRIPTIONS ............................. 15
CIRCUIT DESCRIPTIONS ............................. 20
15”CIRCUIT DESCRIPTIONS (L15V26) ........ 20
30”CIRCUIT DESCRIPTIONS (L30W26) ....... 23
32” CIRCUIT DESCRIPTIONS (CABLECARD MODELS)
28
FIRMWARE UPDATES .................................. 33
FIRMWARE UPDATES VIA MEMORY CARD ..... 33
DISASSEMBLY ........................................... 37
SMALL SCREEN MODELS ........................... 37
LARGE SCREEN MODELS - PART 1 .............. 37
LARGE SCREEN MODELS - PART 2 .............. 39
EXPLODED VIEWS ................................... 40
CABLECARD .............................................. 62
DIGITAL CABLE READY (DCR) .................... 62
CEA-NCTA AGREEMENT ............................. 62
TERMS ................................................. 63
VENDORS .............................................. 63
DCR ARCHITECTURE ................................ 64
HOST-CABLECARD INTERFACE ................... 64
IN-BAND/OOB SPECIFICATION ................... 66
CABLE MENU & MMI ............................... 67
DIGITAL CERTIFICATES DATA ..................... 70
CABLECARD RESET .................................. 70
EAS (EMERGENCY ALERT SYSTEM) .............. 70
HOST DIAGNOSTICS ................................ 71
ERROR REPORTING ................................. 71
CABLE CARD TROUBLESHOOTING ............... 72
IN-HOME TROUBLESHOOTING ................... 77
CABLECARD TROUBLESHOOTING ................ 80
TV GUIDE ................................................. 82
OVERVIEW ............................................ 82
OPERATION ........................................... 82
SYSTEM INFO ........................................ 83
SYSTEM FLOWCHART ............................... 85