AT&T SB67010 PSTN Installation Manual page 43

Synapse Installation Guide
To connect the corded handset and an optional corded headset:
Connect the corded handset:
1. Plug the coiled end of the handset cord into the handset jack on the left side of the
Deskset.
2. Plug the end of the handset cord with the longer straight portion into the handset,
then hang up.
Connect an optional corded headset:
Plug an optional corded or cordless headset base into the RJ-9 connector on the bottom
of the Deskset, as shown.
A headset plugged into this jack takes precedence over a registered AT&T TL7600
Cordless Headset.
Installation
Handset Jack on Handset
Do not plug a headset into the jack for the corded handset.
Handset Jack
on Deskset
Optional Headset Jack
42
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