Acer X1160Z Service Manual page 64

6. Focus test
Procedure
Inspection item
Criteria
7. Color performance
Procedure
Inspection item
Criteria
X1160 Series/X1260 Series/X1160Z Series/X1260K Refresh Confidential
- Ref. below table
Note: The defect criteria follows TI specification.
- Test equipment: video generator.
- Test signal: analog 1024 x 768@60Hz
- Test Pattern: full screen or MEME Sony
- Focus check
- From screen 1.5 M via visual to check the focus,
look at the entire screen, focus shall be clear,
crisp, and sharp over the entire surface of the
display pattern. (Blur word on one of the corner
after adjustment is acceptable. However, the
word should at least be recognizable.)
- Test equipment: video generator.
- Test signal: DVI (HDMI) 720p,1080i
- Test Pattern: Master, In focus II or SMPTE RP-
133
* Please refer to 4-2 to enter service mode.
Use 720P & 1080i signal, master pattern to do
HDTV test. Color cannot discolor to purple and
blue. If the test result is discoloration or flicker-
ing, please return the unit back to repair cent-
ers.
- Check if each color level is well-functioned.
- color saturations
- Screen appears normal. It should not have any
abnormal condition, such as lines appear on the
screen and so on.
- Color appears normal.
- It is acceptable to have few lines flashing at the
center and on the edge of 1080i image. How-
ever, rest of the image should appears stable.
- RGBW should all appear normal on the screen
and sort from R -G-B-W.
- Color levels should be sufficient and normal.
Full screen
MEME Sony
Master
InFocus II
/ 64 gray RGBW
SMPTE RP-133
4-6