
D. Making sure that the connector’s red wire is both lowermost and aligns with pin 1, plug the 3-wire cable
into P3 of the Class A Board as shown in Figure 1.
IMPORTANT: Failure to properly align the connectors on either the ribbon cable or the 3-wire cable to the
PC board pins can result in system damage.
E. As shown in Figure 1, connect the 3-wire cable’s leads to TB2 on the Main F/A PC Board as follows:
l
Black wire to “SIG -” (TB2-6).
l
Red wire to “SIG +” (TB2-5).
l
Gray wire to “AUX -” (TB2-4).
F. To the Class A Board’s terminals, connect the external devices as shown in Figure 4 (see page 4).
G. Apply power to the panel. Then test the system in accordance with the directions in the Instruction Manual.
3. Proceed as follows:
A. Screw the 2.25 in. spacers onto the four threaded studs in the Fire Alarm Cabinet.
B. Making sure that terminal block TBl is up, align the Class A Board with the spacers. Then, using the hex
posts, secure the board to the spacers.
C. Making sure that the connector’s red wire is both lowermost and aligns with pin 1, plug the 3-wire cable
into P3 of the Class A Board as shown in Figure 1.
IMPORTANT: Failure to properly align the 3-wire cable’s connector to the pins can result in system
damage.
D. As shown in Figure 1, connect the 3-wire cable’s leads to TB2 on the Main F/A PC Board as follows:
l
Black wire to “SIG - )1(TB2-6).
l
Red wire to ‘SIG + )I(TB2-5).
l
Gray wire to “AUX -# (TB2-4).
E. To the Class A Board’s terminals, connect the external devices as shown in Figure 4 (see page 4).
F. Connect the IO-wire cable’s leads to the Zone Disconnect, Zone Suppressor or Zone Disconnect/
Suppressor Board as follows (see Figure 2).
NOT USED
I
ZONE DISCONNECT
60
562-664
I
SUPPRESSOR SD.
562-657
FIGURE 2
I pp~~~~f$j$ii
00000000
NNNNNNNN
I
SUPPRESSOR BD. 6
ZONE DISCONNECT
562.666
2
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