Directed Electronics MERLIN 2000 - Manual (Page 14)

14 © 2001 Directed Electronics, Inc. Vista, CA
making siren connections
Instructions for connecting the siren wires are described below.
Connect this wire to a fused source of constant 12V. Be sure to connect this wire to a source capable of
handling the required current draw, such as the vehicle battery.
Connect this wire to the (-) ground terminal of the vehicle battery.
Connect this wire to the (-) brown siren output of the security system.
This input is required for recharging the back-up battery siren. Connect this wire to the ignition wire of the
vehicle. This wire must show (+)12V with the key in the run position and during cranking. Make sure that this
wire cannot be shorted to the chassis at any point.
Before enabling the back-up battery siren, make sure that all siren connections have been made and power is
being supplied to the siren.
WARNING! If the siren lock switch is turned to the enable position without power being connected,
the back-up battery siren will sound.
To enable the siren:
1. Remove the water protective cap on the back of
the siren to expose the siren lock switch.
2. Insert the siren key into the siren lock switch
and turn the key to the RIGHT to enable the
back-up battery siren.
3. Remove the siren key and replace the water
protective cap on the back of the siren.
enabling the siren
YELLOW (+) ignition input
BROWN (-) siren input
BLACK (-) chassis ground
RED (+)12V constant