Sharpness Crispness; Light Quality; Image Stability; User Controls - Acer V551 Service Manual

Acer V551 (new) CRT Monitor Service Guide

4.2 Sharpness Crispness

Focus
Mis-convergence
Moire
Swing
Jitter

4.3 Light Quality

White Balance
Purity W,R,G,B
Color Tracking
Max Brightness with ABL
Max Brightness no ABL
Brightness Uniformity
Raster light O/P
Contrast ratio

4.4 Image Stability

H/V regulation
Flicker
Ringing

5 User Controls

5.1 Basic

Reverse character(white
background and black
characters)
Over 25Ft-L
DIN 66234 T2
Condition
Full white center
(Brit. cut-off & Cont.
max.)
X max-X min & Y max-Y
min
Brightness cut off
Full white pattern
3" Block
Full white pattern
Bright./Cont. Max.
Max/Min
Function
Power Switch
Contrast
Brightness
H Size
H Position
V Size
V Position
Barrel/Pincushion
Confidence and Property
Chapter 1 Engineering Specification
"e,w,m" at cut-off and
800 x 600 resolution
A < 0.3mm ,B< 0.4mm
no visible moire
not permitted
< 0.1mm
Spec
x = 0.281 + 0.010
y = 0.311 + 0.010
< 0.015
x, y (nominal) + 0.015
28Ft-L min.(Cut-off)
40Ft-L min.(Cut-off)
> 70% (center to corner)
0.5 ~ 1.5Ft-L
5:1
< 1 mm per side at cut-off
No flicker
No visible DY Hor. Video ringing
Spec
Remark
OK N.A
The distance of watch is 30cm
from eyes to screen
"
"
Remark
OK N.A
@ UVGA5 800x600
53.6KHz/85Hz
"
"
"
"
"
"
"
Remark
OK N.A
Remark
OK N.A
6