EverFocus EDSR100H - Manual (Page 54)

Appendix-B
13. APPENDIX-B/SECURITY LOCK SETTING
Press LOCK key, the system will ask for the password. If you enter
a correct password, the locked keys will be released.
LOCK
LOCK
Press LOCK key during record mode, then all the keys on the
front panel will be locked.
(Password must be Enable on System Setting Menu)
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