Ricohh 450. Error code E544 or E-5 comes up. What can I do to fix

This is a fuser error code. Sometimes it is caused by a mis-reading. Use the procedure below to reset this machine.

Press the yellow "clear modes" key then pres 1, 0, 7, then press AND HOLD the red "clear stop" key until the screen changes. After the screen changes, turn the machine off at the red switch on the front of the machine. Turn it back on.

If the code comes back you will have to call a service tech to troubleshoot and replace parts.

Ricoh FT 4522 has a code of U6