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Connecting your room control system to the
SMART UF75 projector
By connecting a computer or room control system to the RS-232 serial interface of the SMART UF75
projector, you can select video inputs, start up or shut down your interactive whiteboard system and
request information such as projector lamp use, current settings and network addresses.
Pin configuration on the projector’s RS-232 connector
The following table provides the pin configuration on the SMART UF75 projector. This pin
configuration follows a three-wire connection so that a straight-through male-to-female RS-232 serial
cable connects to the projector’s serial interface in the following arrangement:
Pin number Projector’s female RS-232 connector
2 Transmit
3 Receive
5 Signal Ground
Serial interface settings
The serial interface of the SMART UF75 projector acts as a Data Communications Equipment
(DCE) device and its settings can’t be configured. You must configure your computer’s serial
communication program (such as Microsoft® HyperTerminal) or your room control system’s serial
communication settings with the following values:
Setting Value
Data Rate 19.2 kbps
Data Bits 8
Parity None
Stop Bits 1
Flow Control None
A P PE N D IX A
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