M&S Systems DMC3-4 installation instructions Installing the dmc3-4, Hand wire thick

Figure 14 - dmc3-4 master wire connections

White Terminal

Red Terminal

Shield

Wire

Black Terminal Terminal

Black

Patio

Green Terminal

dmc3-4

Installing the dmc3-4

The dmc3-4 ships configured for a 3-wire retrofit system. If you are replacing a 4-wire system you must change the jumper setup on the dmc3-4 master. The jumper change must be completed before any cables are

connected. To change the jumpers just pull them off the

existing connection (Figure

12)and place them in the 4-wire position show in Figure 13.

Suspend the master unit from the wall housing by

Figure 12 - Default, 3-Wire	looping the third	Figure 13 - 4-Wire Pin
	hand wire (thick
Pin Position
		Position

green wire) over the hook at the top of the housing. Be careful not to damage the wall surface.

If the dmc3-4 system has more than 9 room stations, some room selector

switches will control two room stations. Connect each Green wire (except patio Green) to a single green terminal on

the master. Each numbered Green

terminal corresponds to a remote station selector switch. Note: No more than 3 Green wires can be connected to any Green terminal and not to exceed

15 speakers for the 4-wire or 13 speakers for the 3-wire system. This limitation does include remote controls

and volume controls but not door stations. The station location can be

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