Polycom KH 150 SE - Manual (Page 15)

Interface Implementation
The FCN [number] and LINE [number] labels represent the key
sequence on the handset mapped to the corresponding key on the
desk set.
The handset function menu default settings are shown in the table
below; these may be changed as described above in Function Menu
Programming. Some of these functions (Mute, Redial, Forward, etc.)
are activated by softkeys or
FCN menu options on the SpectraLink
6000 and SpectraLink 8020/8030 Wireless Telephones.
FCN + 1
MUTE
FCN + 2
FWD
FCN + 5
CNF
FCN + 6
MSG
FCN + 7
REDL
FCN + 8
TRANS
FCN + 9
SYSPD
FCN + *
EXIT MENUS
FCN + #
SPCL (The Cancel function is mapped to
FCN + * on the handset.)
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