NEC UNIVERGE SV9100 Features And Specifications page 1269

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Dial 1 and the Combined Paging Group code 1~8 or 0 (for Internal/External All Call).
 Display indicates the Combined Paging as an External Page.
 If the Internal Page Zone is busy or if there are no extensions in a page group, the page is announced
as an External Page only.
2. Make announcement.
3. Press Speaker to hang up.
Single Line Telephone/SIP DECT Wireless
1. Lift the handset.
2. Dial 801 and the Paging Zone number (0~9 or 00~64).
 Dialing 0 or 00 calls All Call Internal Paging.
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 Dial 1 and the Combined Paging Group code 1~8 or 0 (for Internal/External All Call).
3. Make announcement.
4. Hang up.
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