Radio Shack 49-537 Owner's Manual page 12

49-537.fm Page 12 Thursday, August 19, 1999 9:16 AM
If your system has common negative (–) connec-
tions for its indicators, move the jumper to the neg-
ative , , and terminals and make
ARM LOOP POWER
connections similar to the drawing below.
Illustration: Connection negative common.
If your system does not have polarity markings or
other means of determining the common terminal,
route a separate wire from your alarm system to
each terminal.
12