PROBLEM
PROBABLE CAUSE
SOLUTION
•
Noise is frequent while
using the PS.
•
Conversations disconnect
while using the PS.
•
There is noise during a
phone call.
•
Call handover is not
working.
•
"NO SERVICE" is displayed
on the PS's screen.
•
The clock signal source CS
is out of range for air
synchronization.
•
PS is out of CS coverage
area.
•
Locate the CS properly (refer to "5 Site
Survey Using the KX-TD7685/
KX-TD7695/KX-TD7696").
•
Air synchronization
between Master CS1 and
Master CS2 has failed and
each CS is generating its
own clock signal.
•
Confirm the error log from
Utility
—
Error Log
—
Minor
using the
Maintenance Console.
If "369 IP-CS Handover error" is
displayed for the error log, restart
Master CS1 and Master CS2.
•
The CS is not busy (i.e., the
status of the LED is not
Moderate Green Flashing
[120 times per minute]), but
calls cannot be made or
received.
•
There is noise during a
phone call.
•
CSs are located too close
together in the same area.
•
Reduce the number of CSs in the area,
or increase the distance between CSs
(refer to "5 Site Survey Using the
KX-TD7685/KX-TD7695/
KX-TD7696").
When traditional CSs are
assigned as Master CSs:
•
IP-CSs reset frequently.
•
The software version of the
traditional CSs is old.
•
Update the traditional CSs to version
5.000 or later.
•
PS stays out of service
when the CS status is
changed from Out of
Service to In Service.
•
It may take about 20 s for
the CS to start up after the
status has been changed
to In Service.
•
Wait until the CS starts up.
•
IP-CSs are installed at a
remote site after installing
CSs at a local site, but the
IP-CSs do not operate.
•
IP-CSs are not properly
synchronized with any CS.
•
When using only one IP-CS at a remote
site, assign the IP-CS as Master CS1.
•
When using multiple IP-CSs at a
remote site, establish air
synchronization between IP-CSs.
•
After uninstalling some
CSs, other CSs do not
operate.
•
Master CS is uninstalled.
•
Assign a Master CS again for air
synchronization (refer to "Assigning the
Synchronizing CSs").
•
When performing
Utility
—
File Transfer FTP to IP
Equipment
using the
Maintenance Console, the
programs stored in IP-CSs
cannot be updated.
•
The network is busy.
•
Set the value of
Keep Alive
Time-Out
to 40 seconds or more for
Slot
—
Card Property - Virtual IPCS
.
Notice
Be sure to change the value back
to its previous value after the
update is complete.
Document Version 2009-12
Quick Installation Guide
63
12 Troubleshooting
