NEC MultiSync 20WGX2 Series, Service Manual

Page: 49 / 143

5-1
INSPECTION
TABLE OF CONTENTS
Page
1. General Description .......................................................................................................5-3
2. Electrical Characteristics ...............................................................................................5-4
2.1 Input Signals ..................................................................................................................5-4
2.2 Power Supply ................................................................................................................5-6
2.3 Power Management .......................................................................................................5-7
2.4 Others ...........................................................................................................................5-8
2.5 Touch Panel Capability ...................................................................................................5-9
2.6 White Color Temperature............................................................................................
.. . 5- 9
2.7 Visual Ergonomic Requirement of TCO
’
03 Standard ................................................... 5-10
2.8 Criteria for Noise* ........................................................................................................ 5-10
3. Connector Pin Assignment .......................................................................................... 5-11
3.1 Analog Video Input : Mini D-sub 15 pin.......................................................................... 5-11
3.2 Digital Inter Face Signals ............................................................................................. 5-12
4. Support Video Modes................................................................................................... 5-13
5. DDC Function ............................................................................................................. 5-15
5.1 Plug & Play .................................................................................................................. 5-15
5.2 Remote Control ........................................................................................................... 5-15
6. Other Function ............................................................................................................ 5-15
6.1 Full Scan Capacity ....................................................................................................... 5-15
6.2 85Hz Refresh Rate Support ........................................................................................ 5-16
6.3 50Hz Refresh Rate Support ........................................................................................ 5-16
7. External Inspection on the LCD Module ........................................................................ 5-17
7.1
Inspection Condition .... ....... .......................................................................................... 5-1 7
7 .2 Polarizer Defects................................................................................................................5-18
7.3 Foreign Material..................................................................................................................5-19
7.4
Line Defect..........................................................................................................................5-19
7.5 Bezel Appearance..............................................................................................................5-19
7.6 Others.................................................................................................................................5-19