Lock switch is stuck on lock

SOURCE: I have an Epson Perfection

Please follow the steps below to resolve your issue:
1.Turn off the scanner.
2.Disconnect the USB or Firewire cable from the back of the scanner.
3.Disconnect the Accessory Interface cable from the back of the scanner.
4.On the left hand side of the scanner, you will see a transportation lock. Use a coin or similar flat object to lock and then unlock. Repeat this 3 times, ensuring the lock is back in the unlock position when finished.
5.Lift up the lid to the scanner. On the bottom left hand side, you will see a transportation lock that slides horizontally. Toggle this 3 times, ensuring that it is back in the unlock (left) position when finished.
6.Reconnect the USB\Firewire cable and the Accessory Interface cable and turn the scanner on.
7.If the error is cleared, please try scanning and all should be well.