Avaya DECT R4 Installation And Administration Manual page 685

Display shows
PBX out of service
Enter PIN code
Battery low, charge now
Central phonebook is not
available at the moment.
Avaya DECT R4 - Installation and Maintenance Guide
Avaya 3720/3725 and 3740/3749 DECT Telephones
Probable cause
1. Handset can't do calls.
Trunk configuration in IPBS
Master is faulty or configured
trunk on Communication
Manager is down
2. Handset can do calls and
trunk IPBS Master is active,
check on IPBS Master > Dect
> trunk
Phone lock is activated.
The battery level is low.
The Central phonebook does
not respond or is not
activated.
Action or comment
1. Change trunk configuration
on IPBS Master > DECT >
trunk, use same ports on
IPBS Master and
Communication Manager
side (both directions). Make
sure that the port on the
Communication Manager
side is exclusively used by
this signaling group.
2. Busy out the configured
signaling group on the
Communication Manager
side, wait until trunk in IPBS
Master is down, release
signaling group on
Communication Manager
side, trunk on IPBS Master
comes back to active, "PBX
out of service" disappears on
handset display.
Enter the required PIN code.
If the PIN code has been lost,
enter a new PIN code via
PDM/AIWS.
3725 and 3740: Charge the
telephone, or replace or
charge the battery.
3720 and 3749: Charge the
battery while the battery is
inserted in the telephone, or
replace the battery.
Verify Central phonebook
configuration in the AIWS.
02/2016
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