Teo 7810, Руководство по установке

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Troubleshooting
13-280138 Rev. H Page 67
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After the phone is fully initialized (idle display showing), the following call control
anomalies may be encountered.
Problem Observed Remedial Action
All lines indicate the arrival of
inbound calls via the key
indicators; however, the phone
does not ring for some of
them.
Verify that the affected lines are not set for NEVER or
an extended WAIT interval, using the
USER
→
RING
→
CONTROL Menu. If this behavior is not
desired, change the value of the attribute to
“ALWAYS” where applicable.
All lines indicate the arrival of
inbound calls via the key
indicators; however, the phone
never rings.
Verify that “RINGER OFF” is not showing in the
display. If it is, use the Volume Up key to set the ringer
level to a value higher than OFF.