Acer H7530D - PC Mode Testing

Condential
4-4
H7530/H7530D
4-6 PC MODE
Note: - When getting into function test, adjust the zoom ring to guarantee
the image maximum, and adjust the focus to guarantee the image
at the clearest, then start test.
1. Frequency and Tracking Boundary
Procedure - Test equipment: video generator
- Test signal: analog 1080p/60Hz
- Test Pattern: General-1 or Master
- Check and see if the image sharpness is 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) Select "Tracking" function and use right or left
arrow key to adjust the value to minimize video
icker.
- Adjust Resync or Frequency/Tracking/H. Position/
V. Position to the inner screen.
Inspection item - Eliminate visual wavy noise by Resync,
Frequency or Tracking selection.
- Check if there is noise on the screen.
- Horizontal and vertical position of the video should
be adjustable to the screen frame.
Criteria - If there is noise on the screen, the product is con-
sidered as failure product.
- If there is noise on the screen, use auto or manual
"frequency" function or "tracking" function to ad-
just the screen.
- The PC mode functionally sure be workable
include support format with frequency and auto
detected functional will be workable.
2. Bright Pixel
Procedure - Test equipment: video generator
- Test signal: 1080p/ 60Hz
- Test Pattern: Full black
Inspection item - Bright pixel check
Criteria - Bright pixel is unacceptable in the active zone,
General-1
Master
Full black