Acer H7530 Series, Service Manual

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Confidential
4-3
H7530/H7530D
Order Symptom Pattern Criteria
Bright pixel ( dots)
Black pattern
( IRE=O)
A+B=0
2 Dark pixel(dots) White pattern A+B ≤ 5
3 Bright blemish Gray 10 pattern
A+B ≤ 10
(diameter< 1/2 inch)
4 Dark blemish Blue 60 pattern
A+B ≤ 10
(diameter< 1/2 inch)
5 Bright dot on frame Black pattern ≤ 1
6 Unstable pixel White & Black pattern A+B ≤ 1
7 Adjacent dark pixel White & Black pattern A+B = 0
4-5 Test Inspection Procedure
Update
Change parts
Main
Board Firmware
Color
Wheel
Lamp
Module
Engine
Module EDID
Lamp
Driver
Lamp
Blower
Version Update v v
Color Wheel Index v v
PC Calibration v v
Video Calibration v v
G Sensor Calibration v v
Reset Lamp Hour v v
OSD Reset v v
EDID v
Re-write Lamp
Hour Usage
v
Reset Default
Language
v v v
Rod adjustment v
Waveform Download v
Restore Fan Speed v v v
Note: - If Color appears abnormal after changing Main Board Module, please do Color Wheel index
adjustment.
- After changing parts, check the information above table.
- The Default Language and Waveform Download are the same method.
Defect specification table