Operation and Maintenance
238
Aastra 415/430 as of R3.2
syd-0344/1.6 – R3.2 – 09.2014
6. 5. 2. 7
Malfunctions of the DECT charging bays
Tab. 107 Malfunctions of the DECT charging bay
No dial tone.
• Check radio units in this section
Poor connection quality (echo effect).
• Turn back loudspeaker opposite (for call parties)
Cordless phone beeps approx. every 10 s during a
call (or in standby) while battery indicator is flash-
ing.
• Replace battery immediately, either after or during the
call (see cordless phone user’s guide)
Call breaking up.
You are moving out of range.
• Find a location with a better radio contact
A cordless phone is called from a different system
phone, but cannot be reached.
Busy tone obtained and display reads
Busy
• Cordless phone is busy
Congestion tone obtained and display reads
Circuit over-
load
• All radio channels busy
If congestion tone is obtained after 8 seconds and display
reads
No answer
. Reasons why the cordless phone could
not be reached:
• It is switched off
• It is not within reachable radio area
• No radio channels currently available
• It is not registered with the system
• Call diverted due to unobtainable
Cordless phone is not ringing.
• Activate tone ringing
The cordless phone cannot be configured; PIN
missing (or forgotten).
• Reset PIN for user (overwrite)
Error description
Error cause / error handling
The cordless phone will not charge.
• Connect power supply
• Check the charging contacts
• Check battery and replace if necessary.
About the charging process:
• Battery symbol on the cordless phone is flashing
(Office 135) or filling up (Office 160, Aastra 600c/d) when
the battery is being charged.
• Check tone indicates correct contact.
Error description
Error cause / error handling
