Aastra 5370 - Signals

Using the display and operating elements
32 Aastra 5370/Aastra 5370ip
eud-1281/1.3 – R3.0 – 04.2013
Signals
Indicator LED signals
Depending on the situation the indicator LEDs either flash or remain steadily lit.
LED State Description
Flashes fast Incoming call
Flashes slowly Appointment call
Lit
• New voice message or new text message
• Callback
Note:
For an explanation of the indicator LED on expansion module Aastra M535, see chapter
"Using the Aastra M535 expansion key module", page 27.