540
Required Component(s)
Headset
Related Features
Handsfree Answerback/Forced Intercom Ringing
Programmable Function Keys
Guide to Feature Programming
Service Code Setup (for Setup/Entry
Operation) – Headset Ring Volume
Adjustment
If needed, change the service code used to
adjust the Headset Ring Volume.
MLT
0 ~ 9,
*
, # Maximum of eight
digits
Service Code Setup (for Setup/Entry
Operation) – Headset Mode Switching
Enable/Disable headset mode.
MLT
0 ~ 9,
*
, # Maximum of eight
digits
Multiline Telephone Basic Data Setup –
Incoming Ring Setup
Determine if incoming calls ring the speaker or
headset.
0 = Speaker Normal Ring
1 = Headset Ring
Multiline Telephone Basic Data Setup –
Incoming Off-Hook Ring Setup
Determine if incoming off-hook ringing rings the
speaker or the headset.
0 = Speaker Off-Hook Ring
1 = Headset Off-Hook Ring