HTX-404 (190-1140) Resetting the HTX-404 Faxback Doc. # 6177 When you first use the HTX-404, if the display shows ER1, or if you ever want to reset the HTX-404's options to the factory defaults and clear all memories, follow these steps. Warning: This procedure clears all stored information 1. Turn off the HTX-404. 2. Press and hold down F+CLR. Then turn on the HTX-404. (RLR-02-25-94)