Dell 1908FPC Service Manual

Also see for 1908FPC: Service manual

19" LCD Color Monitor Dell 1908FPC194.5 Definition of Pixel Defects4.5. 1.DescriptionThese inspection standards shall be applied to LCD Module supplied by CHI MEI Optoelectronics Corporation.4.5.2 The environmental condition of inspectionThe environmental condition and visual inspection shall be conducted as below.Ambient conditionsa. Temperature: 25±5 ℃b. Humidity: 65 ±10% RHc. Illumination: Single 20W fluorescent lamp non-directive(300 to 700 Lux)Viewing distanceThe distance between the LCM and the inspector’s eyes shall be at least 30-50㎝.Viewing AngleThe inspection shall be conducted within normal viewing angle range.Refer to the CAS for viewing angle.※4.5.3. Dot DefectBright DotDots (sub-pixels) which appeared brightly in the screen when the LCM displayed with Full Black pattern.-R, G or B 1 dot ---------------------------------0 Max-Adjacent 2 dots --------------------------------0 Max-Total amount of Bright dots --------------------0 MaxPartial Bright Dot-Partial bright dot (tiny dot) --------------------5 Max* Bright dot and Partial dot definition is referred to the Appendix BDark DotDots (sub-pixels) which appeared darkly in the screen when the LCM displayed with bright pattern.-1 dot --------------------------------------------5 Max-Adjacent 2 dots --------------------------------2 Max-Adjacent 3 dots --------------------------------1 Max-Total amount of Dark dot ----------------------5 Max-Minimum distance of Dark dots ---------------5mmTotal amount of Dot Defects --------------------5 Max (except Partial bright dot)4.5.4. Polarizer Defects