Reference, Terminology, Terminology used on display – AASTRA DT590 for MD Evolution User Guide EN User Manual
Page 147
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147
MD Evolution – Cordless DT590
Reference
Reference
This section describes the terminology used on the display, the
phone communication signals, guidelines, technical specifications,
spare parts and accessories.
Terminology
The list below explains the terms which may appear on the display.
Terminology used on display
Term
Meaning
DTMF
Dual Tone Multi Frequency or touch tone, for dialling.
IPEI
International Portable part Equipment Identity, unique
identity assigned to your phone by the manufacturer.
PIN
Personal Identification Number for security.
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