Solution
1. Open One-Touch Speed Dial panel, and press [Receive Mode].
The LCD display shows the current receive mode setting.
2. If you want to change the receive mode, press [Receive Mode] repeatedly until the mode you want appears, then press [OK].
Each time you press [Receive Mode], the receive mode changes in the following order:
FaxOnly > Manual > AnsMode > FaxTel > (Goes back to FaxOnly)