Dc label backlight system, Rotary switch modules, Label backlight system – Blue Sea Systems 1408 M-Series Dual Circuit Plus, Main + 3 Position CLB Vertical User Manual
Page 9: 24 volt dc

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DC LABEL BACKLIGHT SYSTEM
ROTARY SWITCH MODULES
12 Volts DC:
1. Connect +12 Volts DC to the two Red wires coming from the backlight
plug connector.
2. Connect the negative of the battery system to the two Yellow wires coming
from the backlight plug connector.
24 Volts DC:
1. Splice together the Red and Yellow wires coming from the center positions
of the backlight plug connector using a suitable lug connector.
2. Connect +24 Volts DC to the Red wire coming from the outside position of
the backlight plug connector.
3. Connect the negative of the battery system to the Yellow wire coming from
the outside position of the backlight plug connector.
12 Volt DC
Red
Red
Yellow
Yellow
To +24V DC
Red
Yellow
Red
To Ground
Yellow
To +12V DC
To Ground
24 Volt DC
Label Backlight System