What it does
Zero the PM count for the part you actually replaced (fuser, PCU, feed, web). Not a reset for a part still in the machine.
Reset only the counter for the part on the floor.
How to enter it
1. 7804#
Pick the unit you replaced. Execute. If you reset fuser without a fuser, the next PM is a lie.
Nibbles move by serial. Raicoh is a field companion — if the screen is not what this card says, stop and open the FSM.