Chapter 4 Function Test & Alignment Procedure; Test Equipment Needed; Service Mode; Osd Reset - Optoma EP720 Family Service Manual

Chapter 4
Function Test & Alignment Procedure

4-1 Test Equipment Needed

- IBM PC with XGA resolution
- DVD player with Multi-system, equipped "Component", "S-Video" ,
"Composite" and "HDMI."
- HDTV Source (480P, 720P, 1080i)
- Minolta CL-100
- Quantum Data 802B or CHROMA2327 (Color Video Signal & Pattern Generator)
- After changing parts, check the information below.

4-2 Service Mode

1. Turn on the projector
2. Use Remote control to do the following actions to get into Service Mode.
(1) Press "Power"(as yellow circle), "Source"(as red circle), "Source"
and "menu"(as blue circle) button sequentially.
(2) Service Mode will be shown.
(3) Choose "Exit" to leave the Service Mode.

4-3 OSD Reset

1. After final QC step, we have to erase all saved change again and restore the OSD
default setting. The following actions will allow you to erase all end-users' settings and
restore the default setting:
(1) Please get into OSD menu.
(2) To execute "Reset" function.
EP720 Family/EP726 Family
Confidential
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