4-5 Test Inspection Procedure

Change parts/

M/B

FW

Color

Lamp

Engine

EDID

Lamp

Update

Wheel

Module

Driver

 

 

 

 

 

 

 

 

 

 

 

 

Version Update

v

v

 

 

 

v

 

 

 

 

 

 

 

 

 

Color Wheel Index

v

 

v

 

 

 

 

 

 

 

 

 

 

 

 

Reset lamp hour

 

 

 

v

 

 

 

 

 

 

 

 

 

 

 

OSD Reset

v

v

 

 

 

 

 

 

 

 

 

 

 

 

 

EDID

v

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Re-write Lamp

v

 

 

 

 

 

 

Hour Usage

 

 

 

 

 

 

 

 

 

 

 

 

 

Check ROD

 

 

 

 

 

 

 

Position and

 

 

 

 

v

 

 

Adjust

 

 

 

 

 

 

 

Reset Dafult

 

 

 

 

 

 

 

Language ( for

v

v

 

 

 

v

 

refresh models/

 

 

 

 

 

 

 

 

 

 

 

P3251)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Waveform

 

 

 

 

 

 

 

Download ( for

v

v

 

 

 

 

v

refresh models)

 

 

 

 

 

 

 

4-6 PC MODE

NOTE:Test Signal:analog 800x600@60Hz(P3150/P3150 refresh), analog 1024x768@60Hz(P3250/ P3250 refresh/P3251).Take P3250 for example.

1. Frequency and tracking boundry

Procedure

- Test equipment: video generator.

 

- Test signal: analog 1024 x 768@60Hz

 

Partern: 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" to adjust pixel number of pixel clock in one line period.

(2) Select "Tracking" and use right or left arrow key to adjust value to minimize video flicker.

- Test Pat

General-1

Master

P3150/P3250/P3150 Refresh/P3250 Refresh/P3251

Confidential

 

 

4-

Page 71
Image 71
Acer P3250 REFRESH, P3150 REFRESH service manual Test Inspection Procedure, PC Mode, Frequency and tracking boundry