Panasonic 900 MHz User Manual page 22

Troubleshooting
Problem
Warning on and
NO SERVICE
message
Warning on and
NO DISPLAY
INDICATION
message
Handset does
not ring
18
Suggestion
• Move closer to the base.
• Select a different channel
on your handset.
• Sealed lead-acid battery
may be weak. Charge the
battery for 5-6 hours.
• Make sure the base
antenna is fully vertical.
• The handset may be too far
away from the base.
• Ensure the ringer ON/OFF
switch is in the ON position.