ADT Security Services ADT-LCD40 - Manual (Page 20)

Mounting Surface Mount Backbox
20 Document 50520 Rev D 7/25/00 P/N 50520:D
3.3 Surface Mount Backbox
Remove the plug-in terminal blocks from the ADT-LCD40(L) circuit
board. Connect the EIA-485 and power wiring into the terminal block
positions illustrated in Figure 1-1 on page 8, Figure 4-1 on page 21 and
Figure 4-3 on page 23. Plug the terminal blocks back into the P1 and P2
connectors on the back of the annunciator circuit board. Set DIP switch
SW1 for the desired options (refer to Figure 1-2 on page 9).
Carefully insert the ADT-LCD40(L) into the three-gang electrical box
and attach it using the four mounting holes on the ADT-LCD40(L)
flange and the four screws provided for this purpose. Replace the trim
ring and secure with the two screws which were previously removed.
Do not overtighten.
A c k S ile n c e R e s e t D rill
Ho ld 2 sec.
F IRE A LA R M A NN UN C IATO R
Figure 3-4: Surface Mounting
ADT-LCD40 Series flange
Mounting holes (4)
Three-gang electrical box P/N SBB-3 or
equivalent with a 2.75" minimum depth.
CAUTION! The ADT-LCD40 Series can
ONLY be surface mounted in a three-
gang electrical box, P/N SBB-3 or
equivalent, with a minimum depth of
2.75". The ADT-LCD40 Series cannot
be mounted in three gangable electrical
switch boxes connected together.
ADT-LCD40(L) Three-gang surface box P/N SBB-3
flange
EIA-485 and power wiring