Please check the following:
- Is the cordless handset too far from the machine (base unit)?
Bring the cordless handset closer to the machine (base unit).
- Is the On/Off key on the machine (base unit) off?
Check that the machine (base unit) is plugged in and the On/Off key on the machine (base unit) is on.
- Have you registered the cordless handset?
Register the cordless handset.