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3.12. Glossary of Terms
3.13. Error Codes
Term Definition
DTMF Dual Tone Multiple Frequency tones. The numeric keys 0 to 9, and * and # will generate different
DTMF tones when pressed during conversation. These are used to access voice mail, paging and
Home banking services.
GSM Global System for Mobile communications. The name given to the advanced digital technology that the
telephone uses.
Home network The GSM network on which subscription details are held.
Hot Key Dial Hot key Dial allows quick access to numbers stored in the Phonebook of Service Dial Number list. The
source of the Hot Key Dial may be defined by the user or preprogrammed by the Service Provider. It is
most likely to be preprogrammed to the Service Dial Numbers by the Service Provider.
Lock Code Used for security of the telephone. Factory set to "0000".
Message Centre Where messages are sent before they are forwarded on to their destination. The Message Centre
telephone number may be programmed into the SIM or supplied by the service provider.
Network operator The organization responsible for operating a GSM network.
Password Used for the control of the call bar function. Supplied by the service provider.
PIN Personal Identification Number used for SIM security. Supplied by the service provider.
PIN 2 Personal Identification Number used for the control of Fixed Dial Memory and call charge metering
Supplied by the service provider.
PUK/PUK2 PIN/PIN2 Unblocking Key. Used to unblock the PIN/PIN 2. Supplied by the service provider.
Registration The act of locking on to a GSM network. This is usually performed automatically by the telephone.
Roaming The ability to use the telephone on networks other than the Hone network.
Service Dial
Numbers
Service Dial Numbers are predefined numbers that allow the user to access a set of special services
provided by the Service Provider. For example billing information or access to Voice Mail.
Service provider The organization responsible for providing access to the GSM network.
SIM Subscriber Identification Module. A small smart-card which stores unique subscriber and user-entered
information such as Phone Book, Fixed Dial Memory and short messages. Supplied by the service
provider.
Supplementary
service
Network-controlled GSM functions supported by the telephone. Supplementary services may only be
available on a subscription bases.
Wild numbers Spaces in a stored telephone number. When the telephone number is recalled pressing a numeric key
will fill in a space. This can be used to restrict dialling to a specific area.
Error Code Description
ME001 Cannot power on
ME002 Cannot power off
ME003 Auto power on
ME004 Auto power off
ME005 Current overflow
ME006 Current consumption error
ME101 Software upgrade
ME102 Software version error
ME103 Cannot upgrade SW
ME104 Cannot save data
ME105 No function-dead
ME106 Software malfunction
Error Code Description
ME201 Country lock SW
ME202 Download uncountry lock SW
ME301 No network registration
ME302 Receive guality NG
ME303 Cannot register to DCS 1800
ME304 Cannot register to GSM 900
ME305 No sensitivity-signal strength
ME306 Cannot place any call
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