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7.4.21.1
System mode start screen when password is enabled
When the password is enabled, the password input screen is displayed at the time the system mode is started.
Password input for system mode
Procedure
Turn on the printer while holding down the
[FEED] and [POWER] keys at the same time.
The password input screen is displayed.
Input the password.
The printer enters the system mode.
When a wrong password is input
Password invalid message is displayed.
A wrong password was entered consecutively for 3 times.
The power is automatically turned off.