Inspection Procedure - Acer P5270 - XGA DLP Projector Service Manual

4-5 Inspection Procedure

No Step
1 Frequency
and Track-
ing
2 Boundary
Confidential
Specification
Eliminate visual
wavy noise by
Rsync, Frequen-
cy or Tracking
selection.
Horz. And Vert.
position of
video should be
adjustable to
be the screen
frame.
Procedure
- Test Signal :
1024x768@60Hz
- Test Pattern : General-1
- check and see if image
sharpness and focus
are well-performed.
- If not, re-adjust by the
following steps:
(1) Select "Frequency"
function to adjust
the total pixel number
of pixel clock in one
line period.
(2) Then, select
"Tracking" function
and use right or left
arrow key to adjust
the vgalue to
minimize video flicker.
- Test Signal :
1024x768@60Hz
- Test Pattern : General
- Adjust Resync or
Frequency / Tracking /
H. Position / V. Position
to the inner of the screen.
4-4
Photo
P5270/P5270 Refresh