Optoma EX765 Service Manual page 44

Projection system
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No
Symptom
4
Audio Abnormal
5
Network Fail
Wireless Fail
6
(for EX765W/
EW766W)
Forget Administrator
Administrator
7
Password
- Ensure the signal cables and source work well
- Ensure the projector is not in "Mute" mode
- Check the interior Speaker
- Check the extension Speaker you are using
- Check Main Board
- Ensure you have set up the right IP address and the connection
is OK(Network green LED should light up)
- Check LAN Module
- Check Main Board
- Ensure you have set up the PC setting and the connection
is OK(Wireless green LED should light up)
- Ensure you have reset the Wireless Module
- Check Wireless Module
- Check Main Board
- Get into Quick Information Mode or Engineering Mode to read
the password (pls. refer to 4-2)
EX765/EW766/EX765W/EW766W
Procedure
Confidential
3-5

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