Troubleshooting, 10troubleshooting, 11important error messages – Panasonic EB-GD30 User Manual
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OPERATING INSTRUCTIONS
Issue 1
Section 3
MCUK991001C8
Revision 0
– 12 –
Service Manual
3.10Troubleshooting
The user is given the following information and advised to contact the dealer if the problems persist:
3.11Important Error Messages
The following table is a list of error messages that may occur during use of the telephone, with a description and suggested 
course of action:
Problem
Cause
Remedy
Telephone will not switch 
on
Check that the battery pack is fully charged and correctly 
connected to the telephone.
Extremely short battery 
life for a new battery pack
The network in use and the condition of the 
battery pack can affect battery life.
Avoid areas of poor reception. Ensure batteries are fully 
charged. Additionally, for NiMH batteries, ensure batteries are 
also discharged fully before recharging.
Short battery life for an 
old battery pack
The battery pack was worn out.
Replace with a new one.
Short battery life for Ni-
MH battery pack
The life of the battery pack is affected by 
improper charging, this is inherent in all Ni-
MH batteries.
To maintain maximum performance, always use until the Low 
Battery Warning appears and then fully recharge the battery 
pack. To revive a Battery Pack, use the telephone until the 
Low Battery Warning appears and then fully recharge three 
times. However, if the battery life still is short, the battery pack 
has eventually worn out. Replace with a new one.
The battery level indicator 
H does not light when 
charging
If a battery is deeply discharged it will take a 
short time before there is sufficient power in 
the telephone to light the battery level 
indicator 
H.
Leave to charge for several minutes in temperatures between 
+5°C and +35°C.
Calls cannot be made
The telephone is locked.
Unlock the telephone (Menu: Security: Phone Lock).
Outgoing calls are barred.
Disable the outgoing call barring (Menu: Security: Call Bar).
The telephone is not registered to a network.
Move to a coverage area and operate the telephone after it 
has registered with a network.
Calls cannot be made 
from Fixed Dial Store
Check that SIM supports Fixed DialCheck if the Fixed Dial is 
switched on (Menu: Security: Fixed Dial). Check the 
telephone number is stored in the Fixed Dial.
Calls cannot be received
The telephone is not switched on.
Switch the telephone on.
Incoming calls are barred.
Disable the incoming call barring (Menu: Security: Call Bar).
The telephone is not registered to a network.
Move to a coverage area and operate the telephone after it 
has registered with a network.
Emergency calls cannot 
be made
User’s phone is not in a GSM coverage area.
Check that the antenna symbol
S is displayed. Move to a
coverage area and operate the telephone when the antenna 
symbol is displayed.
Telephone numbers 
cannot be recalled
The telephone is locked.
Unlock the telephone (Menu: Security: Phone Lock).
Fixed Dial is switched on.
Switch off Fixed Dial (Menu: Security: Fixed Dial).
Area not Allowed
Roaming in the selected area is not allowed.
Network not Allowed
Roaming with the selected network is not allowed.
Security Failure
The network has detected authentication failure because the SIM is not registered with that network. Contact 
the Service Provider.
SIM Blocked
The SIM is blocked because the wrong PUK has been entered ten times. Contact the Service Provider.
SIM Error
The telephone has detected a problem with the SIM. Switch the telephone off and then back on. If the 
message does not disappear, contact the Service Provider.
Message Rejected 
Store Full
A message has been received but the message store is full. To receive messages, delete some of the 
currently stored messages or set messages to automatically clear (Menu: Messages: Parameters: Auto 
Delete).
PIN2 Invalidated
The PIN2 is blocked permanently because the wrong PUK2 has been entered 10 times. Services controlled by 
PIN2 cannot be used. Contact the Service Provider.
Warning Store Full 
Continue?
The message area is full. New messages cannot be stored until some of the currently stored messages are 
deleted.
Auto Redial List Full
Redial list of unsuccessfully dialled numbers is full. Switch the telephone off and then on again.