Iridium 9520 Benutzerhandbuch

The amount of time you 

spend using the satellite system. 
Especially, the time between 
successfully placing a call and 
terminating a call.

The device attached to 

your phone by a cable that sends 
and receives satellite signals.

 A feature’s original 

setting as pre-programmed in the 
factory.

 See Dual Tone 

Multi-Frequency tones.

 The tones that your 

phone transmits when you press 
a key on the keypad. These tones 
are used to access automated 
calling systems such as 
voicemail.

 This feature 

allows you to make an 
emergency call even if your 
phone is locked by dialing 112.

The outermost 

range of a cellular system or the 
Iridium satellite system where 
signals are weak.

The menu that 

appears when you press 

M

 

during a call. It allows you to 
access features like call holding. 

 A system of 66 

satellites that offer global 
communication.

Use this feature to prevent 

unauthorized access to your 
satellite telephone.

 A space in 

the internal Phone Book (both 
phone memory and SIM memory) 
where you can store a telephone 
number and a name. Each phone 
memory location can hold up to 
32 digits and 16 letters. The SIM 
card memory can hold up to 20 
digits and 16 letters.

Any feature that 

can be accessed through the 
menu system.

The hierarchical 

arrangement of your phone’s 
features that allows for quick, 
intuitive access.

An alphabetical 

list of the names and telephone 
numbers you have stored into 
your phone’s internal Phone 
Book.