The GLX Standard Keyset has six CO LINE keys for placing and receiving outside calls. When you lift your handset, you will hear intercom dial tone. If you then press an unlit LINE key, you will hear outside dial tone. Disconnects a CO line when dialing on hook. SPDL Stores and dials speed-dial numbers.
Inserts pauses in speed-dial numbers.
CNF Places calls on conference hold and then establishes a conference. SYS HOLD Places an outside call on system hold. PAGE Initiates an internal page. If you want to place a private intercom call, dial 8 . Dial the intercom number.