Acer PD726W, Service Manual

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Chapter 4 44
Test Equipment
- IBM PC with XGA resolution (Color Video Signal & Pattern Generator)
- DVD player with Multi-system (NTSC/PAL/SECAM), equipped “component” “S-Video”
and “composite”
- HDTV Tuner or Source (480P, 1080i)
- Minolta CL-100
- Quantum Data 802B or CHROMA2316
- After changing parts, check the information below.
Symptom Burn-in Time
Normal Repair 2 Hours
NFF 4 Hours
Auto Shutdown 6 Hours
Charge
Parts/Update
Version
Update
Color Wheel
Index
ADC
Calibration
Video
Calibration
Reset Lamp
Use Time
Factory
Reset
EDID
M/B v v v v v v
FW v v v
Color Wheel v
Lamp Module v
Test Condition
- Circumstance Brightness : Dark room less than 2.5 lux.
- Inspection Distance : 1.5m~3m for functional inspection
- Screen Size : 60 inches diagonal (wide)
- After repairing each
PD726 / PH730
, the unit should be burn-in (Refer to the table below).
Function Test & Alignment Procedure
No Item Steps
1 Service Mode Please do the following steps to enter Service Mode:
1. Turn on the projector.
2. Press “Power”, “Left” button, “Left” button and “Menu” by
order to enter the Service Mode. (As the following pictures
show)
Guide to Entering Service Mode
“Left” button
2
“Left” button
3
4
Menu
Power
1