LTRx-512 Installer’s Guide
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the ribbon cable plugged in. For Semi-Flush mounts, remove the green communications plug
from the back of the display unit, so it can sit flat against the wall. Swing the two hooks on
the back of the unit up and hook them over the bottom edge of the back box. You can use the
keypad to turn on circuits or program the Master, as well as access the relay and connector
blocks inside the back box
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