Outgoing Calls - AT&T Syn248 SB35020 User Manual

Syn248 SB35020/SB35025 Deskset User's Guide

Outgoing Calls

No dial tone.
Probable Cause
Handset cord is plugged into
the wrong jack.
When you dial an outside number, you reach an extension instead.
Probable Cause
You predialed a phone
number with an area code
that matches an extension
number, then you pressed
the Intercom key.
You cannot make calls to an outside number.
Probable Cause
All outside lines may be in
use.
DDNs (Directory Dial Numbers) do not dial out properly from the Call Log.
Probable Cause
This system does not support
DDN.
Troubleshooting
Corrective Action
Ensure the handset cord is plugged into the

handset jack on the side of the Deskset. Do not
connect the handset cord to the corded headset
jack on the back of the Deskset.
Corrective Action
After predialing an outside phone number, press

an available Line key to dial the number.
Corrective Action
If you see Line(s) unavailable on the Deskset

screen, try again later.
Corrective Action
DDNs in the Call Log are treated like all other

caller ID phone numbers.
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