NEC MultiSync LCD1700NX A Service Manual page 63

INSPECTION
TABLE OF CONTENTS
1. Inspection of PLUG & PLAY Communication ---------------------------------------------------------- 5-2
1.1 System Connection ----------------------------------------------------------------------------------------- 5-2
1.2 Input Signal --------------------------------------------------------------------------------------------------- 5-3
1.3 Program ------------------------------------------------------------------------------------------------------- 5-3
1.4 Operation ------------------------------------------------------------------------------------------------------ 5-3
1.4.1 D-Sub (Analog) EDID Data Write ------------------------------------------------------------------ 5-3
1.4.2 DVI-D (Digital) EDID Data Write ------------------------------------------------------------------- 5-6
1.5 EDID Data File ----------------------------------------------------------------------------------------------- 5-7
2. External Inspection on the LCD Module ---------------------------------------------------------------- 5-8
2.1 Inspection Method ------------------------------------------------------------------------------------------ 5-8
2.1.1 Environmental ------------------------------------------------------------------------------------------ 5-8
2.1.2 Viewing Zone ------------------------------------------------------------------------------------------- 5-8
2.1.3 Definition of Zone -------------------------------------------------------------------------------------- 5-8
2.2 Dot Defect ----------------------------------------------------------------------------------------------------- 5-9
2.3 Polarizer Defects -------------------------------------------------------------------------------------------- 5-11
2.4 Foreign Material --------------------------------------------------------------------------------------------- 5-11
2.5 Line Defect ---------------------------------------------------------------------------------------------------- 5-12
2.6 Bezel Appearance ------------------------------------------------------------------------------------------ 5-12
2.7 Display Tilt and Position Difference --------------------------------------------------------------------- 5-12
3. Safety ------------------------------------------------------------------------------------------------------------ 5-13
3.1 Insulation Resistance -------------------------------------------------------------------------------------- 5-13
3.2 Dielectric Strength ------------------------------------------------------------------------------------------ 5-13
3.3 Leakage Current -------------------------------------------------------------------------------------------- 5-13
3.4 Ground Continuity ------------------------------------------------------------------------------------------- 5-13
5-1
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