
FASTRAK MANUAL
Rev. G
15
JUNE 2012
7. Component Description
7.1 SEU
The System Electronics Unit (SEU) is a stand-alone unit that may be located anywhere that is
convenient to the work area, AC power and the host computer. It contains the required input and
output connectors and controls to support up to four receivers, a single transmitter and the
RS-232 and USB output ports. Receiver Input(s), Transmitter Input, I/O Cables, I/O Select
Switch, External Sync I/O, Video Sync Input, and Power Input connections are located on the
SEU as shown in
and
Figure 7-1 FASTRAK SEU, Front View
Figure 7-2 FASTRAK SEU, Rear View
7.2 Transmitter Port
The single Transmitter receptacle port is a 15 pin, male “D” type connector located on the front
of the SEU as shown in
. The transmitter should be connected to the SEU before the
unit is powered on and disconnected after the unit is powered off.
CAUTION:
Do not
disconnect the transmitter while the FASTRAK SEU is powered on. Also, do not power on the
SEU without a transmitter connected. When routing cables, please be sure the transmitter cable is
routed separately from the receiver cables.