Digital Trunk Failure (Frame Trouble) - Panasonic KX-T336200 Installation Instructions Manual

3.38 Digital trunk failure (frame trouble)

Error Code
Possible cause of
the malfunction
Countermeasures
Note
On booting-up of T-l card (physical number xx), it failed to synchronize with
the clock time sent from the Central Office.
Confirm that the setting of "Frame Sequence' and "Line
Cording" are matched with that of the leased lines.
If not, change the setting of your KX-T336 and CSU.
Then check the clock mode.
Execute Loopback
Test Results NG
I
Execute Loopback
O K
Ask the T-l carrier to check th8 line conditions.
Or, check the equipment in other switching system which
your T-l lines are connected with.
Another T-l card with next priority will work as a master card, if more than
two T-l cards were registered to
Section 64.03) beforehand. Otherwise, the system will synchronize with the
system internal clock.
14-E-374
O K
N G
Test Results
N G
End
I
the system by CLP command (Refer to