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trunk failure
3.37
Error Code
Possible cause of
the malfunction
Countermeasures
Note
reception)
T-l card (physical number xx) received the
signal from the Central Office.
Confirm that the setting of 'Frame Sequence" and "Line
Check the cabling between 'T-l and CSU' and 'CSU
and NIU.' If not properfy cabled, change the cabling.
Execute Loopback
Test Results NG
Replace the T-l card
with a n:r/
OK
Check the CSU. If not good, replace it with a new one.
Another T-l card with next priority will work as a master card, if more than
two T-l cards were registered to the system by CLP command (Refer to
Section 64.03) beforehand. Otherwise, the system will synchronize with the
system internal clock.
14-E-37-3
N G J,
O K
NG
Test Results
Test(Extemal: between KX-T336 and
NG
I
I
1
O K
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