Optoma EP721 Family Service Manual page 28

No Symptom
Remote Control/
12
Control Panel Failed
13 Function Abnormal
Forgetting Password
14 (administrator
Password)
- Remote Control
a. Check Battery
b. Check Remote Controller
c. IR receiver
d. Check Main Board
- Control Panel
a. Check FPC
b. Check keypad
c. Check Main Board
- Do "Reset (All data)" of the OSD Menu
- Check Main Board
- Check DMD Board
- When the Password Protect is on, you must enter the
password before you can turn on the projector. If you forget
the password, the Universal Password will enable you start the
projector up and reset the password.
- The EP721's Universal Password is 2468.
(As the Universal Password of Universal Password of EP721/727/723/728 Family /
EW1610 Family is the same as EP721, we take EP721 for
example here.)
- Universal Password is the password of Administrator. It can be
accepted by projector anytime no matter what the projector's
password is.
- If you forget the Password, how to get the Universal
Password? When you turn on the projector, the message
"Enter Security Code" appears. Please Input the "Current
Security Code 2468" by Remote Control, then press "Enter".
EP721/727/723/728 Family / EW1610 Family
Procedure
Confidential
3-4