Key System US Atlas IIE KSX 32i, Installation Manual

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Door Phone Unit
5.07. The door phone unit is an optional proprietary unit that has a dedicated 6-pin
modular jack connection on the right side of the cabinet. The door phone unit
consists of a control box and a door phone box. The door phone box contains a
speaker, a microphone, and a push-to-signal button.
5.08. When the signal button on the door phone box is pressed, all station assigned to ring
for the door phone (Mode 03) will ring. When a station answers, the door phone
user can converse handsfree with the answering station.
5.09. The control box contains a relay for control of a door lock. When a door lock is
installed it can be controlled by pressing '0' when conversing with the door phone.
External Music Source
5.10. The system can support a customer-supplied music source. The optional external
source is connected at the optional equipment terminal block (MOHS) located on the
right side of the cabinet. The impedance of the music source must be less than 32
ohms with a power level of approximately 100 mW.
5.11. When an external music source is connected to the system, set to external using the
music select switch located on the MCB.
Note: In some cases there may be broadcast restrictions associated with the use of
the external music source. Check with the music's original distributor and/or
the radio station for copyright and broadcast restrictions concerning
background music and music-on-hold.
Paging Amplifier
5.12. The system can support a customer-supplied paging amplifier for paging zone 8.
The optional page amplifier is connected at the optional equipment terminal block
(PAGE) located on the right side of the cabinet.
5.13. The page output is for zone 8. The output for zones 1 - 7 must be connected
through station ports assigned by system programming (Mode 89).