Mitel GW620 manual Trouble Shooting, Possible Corrective, Measures, 129

Trouble Shooting

This chapter lists some problems that you might encounter while using your phone. Some problems require that you call your service provider, but most of problems you encounter are easy to correct yourself.

Message	Possible causes	Possible Corrective
		measures
	There is no SIM card
SIM error	in the phone or you	Make sure that the SIM card is
	may have inserted it	correctly inserted.
	incorrectly.
No connection	Signal weak	Move higher to a window or
		open space. Check service
to the network	Outside GSM network
		provider coverage map.
	When you want to
	change a security
	code you have to
Codes do not	confirm the new code	Contact your Service Provider.
match	by entering it again.
	The two codes that
	you have entered do
	not match.
Function	Not supported by
	Service Provider or	Contact your Service Provider.
cannot be set
	registration required
	Dialling error	New network not authorised.
Calls not	New SIM card	Check for new restrictions.
available	inserted Charge limit	Contact Service Provider or
	reached	reset limit with PIN 2.

129