GN Series Hardware Manual
3.8 Connecting the System to the Power Supply
35
• The unit is only completely disconnected from the DC main power supply
when the DC power cord is disconnected either from the power supply or
the unit. Therefore, the DC power cord and its connectors must always
remain easily accessible.
+
–
21
Connecting to the DC power supply
1 PC unit
2 Display
!
WARNING
Ensure that the DC power supply is switched off via an isolating
switch in order to ensure that no power is flowing from the
external power supply during the connection procedure.
Otherwise, electric shock may be the result.
1.
2.
3.
Procedure
1. Connect the 3-pin DC power connector of the DC power cable to the
appropriate DC power connector of the GN panel.
The DC power connector of the system is located on the rear bottom side and is
labeled "-24V DC+" (see page 25). Make sure the connector is securely locked in
place.
2. Connect the other end of the DC power cable to the terminals of the 24V DC
power supply
Ensure that the power connections maintain the proper polarity.
3. Switch on the isolating switch in order to apply voltage to the terminals of
the power supply (cable wires)
When turning on power to the system via the isolating switch, the GN panel will
immediately boot the installed operating system.
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