Acer P3150 REFRESH, P3250 REFRESH service manual Test Condition, Enter Burn-In Mode

4-4 Test Condition

-Circumstance brightness: Dark room less than 5.0 lux.

-Inspection distance: 1.8m~2.5m functional inspection.

-Screen size: 60 inches diagonal

-After repairing each P3150/P3250/P3150 refresh/P3250 refresh/P3251

, the unit should be run-in (refer to the table below)

Symptom	Run-in Time
Normal repair	2 hours
NFF	4 hours
Auto shut down	6 hours

- Enter Burn-In Mode

*Cycle setting is based on the defect symptoms. ie: If it is NFF, the run-in time is 4 hours. You have to set the lamp on for 50 min. and lamp off for 10 min for 4 cycles.

Press Power > Left > Left > Menu

Choose Burn-In Test > enter

Lamp On (Min)	Press right key to adjust the time (50)
Lamp Off (Min)	Press right key to adjust the time (10)
Set burn in cycle	Press right key to adjust the cycle

After setting up the time, choose Burn-In mode and hit enter

Screen Defects (While replacing DMD Chip, DMD BD and MB)

< Figure: Zone A &B Definition >

P3150/P3250/P3150 Refresh/P3250 Refresh/P3251 Confidential

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