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Stations 1-2 for keysets, and stations 3-8 for keysets or single line telephones, are switch-
selected.
Door Phone/Room Monitor
This is an optional wall-mounted unit containing a call button, microphone and speaker. It connects to
the KSU via two pair twisted wiring and does not take up a C.O. line or station position. Only one is
allowed per system.
The door phone provided by Samsung Electronics is commonly used for all Samsung key/hybrid
telephone systems. Other types cannot operate with these systems.
A door lock release unit may be connected to operate together with the door phone. To install the unit,
refer to the Installation section of this manual.
Telephones
Two types of telephone sets can be connected to the NX-308 system: proprietary electronic keysets and
conventional single line telephone sets.
The NX-308 24 Button Display keyset has the following standard features plus a large, easy to read,
one-line, 16-character liquid crystal display.
Standard Features
Full speakerphone capability.
Keyset comes as a desk model with reversible base wedge and handset clip for wall mounting at no
extra cost.
Handset and base cord connectors are designed with strain relief channels for longer cord life and
more static-free connections.
46 buttons configured as follows:
12 dial buttons (from 0 to )
3 C.O. line buttons with red and green LED indications
8 DSS/BLF (1-8) buttons that also function as eight personal speed dial buttons
8 speed dial buttons (9-16)
15 feature buttons:
Door Phone - DOOR
Call Pick-up - PICKUP
Group Listening - GRP.LISTEN
Internal Page - INT.PAGE
Attendant - ATTENDANT
Alarm/Speed dial - ALM/SD
Message - MSG
Conference - CONF
External Page - PAGE
Speaker - SPK
Last number redial - RD
Mute/Do Not Disturb - MUTE/DND
Hold - HOLD
Auto-Redial
Call-Back.
Two +/- push button volume selectors on front of keyset.
7
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