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Troubleshooting and Error Messages
Document Version 2008-01 57
Troubleshooting
Troubleshooting
Problem Possible Cause Solution
The handset does not
work.
The battery is drained. Charge the battery fully.
(See “Charging the Battery” on page
5.)
The power is OFF. • Turn it ON.
(See “Location of Controls” on
page 7.)
• Re-insert the battery and try
again. (See “Battery Installa-
tion” on page 5.)
The handset does not
ring.
Ringer volume is set to “Off”. Adjust the ringer volume level.
(See “Adjusting the Ringer Volume”
on page 12.)
You cannot make/
receive a call.
The handset is out of range, or
the CS is busy.
Move closer to the CS or try again
later.
The radio channel is busy, or a
radio communication error
occurred.
Try again later.
You cannot dial. The number that you dialed is
restricted by the PBX.
Consult your dealer.
Key lock mode is ON. To cancel the mode, press the Joy-
stick for about 2 seconds.
(See “Key Lock” on page 8.)
The radio channel is busy or a
radio communication error
occurred.
Try again later.
The handset stops
working during opera-
tion.
• Turn the handset off, then turn it
back on.
(See “Location of Controls” on
page 7.)
• Re-insert the battery and try
again.
(See “Battery Installation” on
page 5.)
You cannot use the
handset during a
power failure.
The handset will not function dur-
ing a power failure because the
PBX stops emitting radiowaves.
The headset does not
work.
A headset tone cannot be heard
when receiving an incoming call
when the headset is attached.
• Make sure the headset tone set-
ting is set to on. (See “Incoming
Option” on page 49.)
• Make sure the headset jack is
connected properly. (See “Loca-
tion of Controls” on page 7.)
The tone from the
headset cannot be
changed to a bell or
melody.
The headset tone is a specific
tone and is not related to the
Incoming Option settings (Ringer
Type).
Noise is frequently
heard.
• Set the handset and CS away
from other electrical appliances.
• Move closer to the CS.