Minolta EP1080 Manuel de service télécharger pdf (Page 45)

EP1080 Series Condential

4-6

7. Color performance

Procedure - Test equipment: video generator.

- Test signal: DVI 480p,1080i

- Test Pattern: Master, In focus II or SMPTE

RP-133

* Please refer to 4-2 to get into service mode. Use

480p &1080i signal, master pattern to do HDTV

test. Color cannot discolor to purple and blue.

Inspection item - Check if each color level is well-functioned.

- Color saturation

Criteria - 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 ashing at the

center and on the edge of 1080i image. However,

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 sufcient and normal. (the

unidentied color levels on both left and right

sides should not over 8 color levels.)

- Gray level should not have abnormal color or

heavy lines.

- The PC mode functionally sure be workable

include support format with frequency and auto

detected functional will be workable

4-7 Calibration

1. Video calibration

Procedure - Test equipment: video generator.

- Once scalar board is changed, Video calibration

should be done as well.

(1) Test signal: 720P

InFocus II

/ 64 gray RGBW

Master

SMPTE RP-133

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Minolta EP1080 Manuel de service Page 45