Pc Mode - Optoma HD65 Service Manual

4-6 PC MODE

1. Frequency and tracking boundary
Procedure
Inspection item
Criteria
- Test equipment: video generator.
- Test signal: analog 1280 x 720@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 flicker.
- Adjust Resync or Frequency/Tracking/H. Posi-
tion/V. Position to the inner screen.
- Eliminate visul wavy noise by Rsync, Frequency
or Tracking selction.
- Check if there is noise on the screen.
- Horizontal and vertical position of the vedio
should be adjustable to the screen frame.
- If there is noise on the screen, the product is
considered as faliure product.
- If there is noise on the screen, use auto or
manual "frequency" function or "tracking" func-
tion to adjust the screen.
- The PC mode functionally sure be workable
include support format with frequency and auto
detected functional will be workable.
HD65/GT-7000/HD700X Confidential
General-1
Master
4-4