Making Internal Calls - Samsung ITP-5100V User Manual

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You can see the PIP window during conversation.

Making Internal Calls

This function is used to make internal calls.
1
Lift the handset and check dial tone.
- Alternatively, press the [Speaker] button to check if
there sounds a dial tone.
2
Press the extension numbers to call.
3
Start conversation when the recipient answers.
- Extension line means a phone line connected to a system of company that is also
connected to other internal phones.
- C.O. line means the phone lines coming from or sending to external (home)
phones through phone offices.
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