one of the buttons on the remote may act as a shift key.
obviously it cant be 0-9, so there are only 5 others to try
i wonder if the original control pcb / switches are still under the orange panel?!
We had these in the school where I worked. We used the remote control to unlock them.
Hi ser.
I need help ,i have epson emp 400we ask for password i try hold down num botton and enter 1973 or 0000 but nothing no error nothing just screen show that epson emp 400we have password
need how reset password to factory default or if someone have a dump eeprom or firmware for epson emp 400we
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