Page 5
FIREFINDER SERIES II
INSTALLATION,
COMMISSIONING
&
OPERATION
MAIN CPU
27VDC
(CN16)
IN
302-6692
302-6692
302-6692
EXTERNAL LOOP
COMMUNICATION
CONNECTS TO
NIC OR CIC
#2 UP TO 3 ADDITIONAL
SLAVE CPU's (302-6692)
CAN BE SLOTTED ONTO
THE MAIN BOARD.
TO CN5 OF THE
BRIGADE BOARD
OR SOUNDER
CONTROL BRD
IN CN1
INTERNAL PRINTER
OUTPUT
TO FRONT KEYPAD
(NOT USED IF THE
PANEL IS A DGP OR
SLAVE CONTROLLER)
INTERNAL SERIAL
COMMUNICATION
PORT
MODEM
I/O PORT
THE MAIN BOARD
CARRIES
SLAVE CPU 1.
CN10 CABLES VIA
A 20 WAY CABLE
TO THE PANEL
BOARDS
AN EXPANSION BOARD (302-6880) CAN BE CONNECTED
TO FACILITATE UP TO 4 ADDITIONAL MODULES IF REQUIRED
302-6692
302-6692
302-6692
UP TO 3 ADDITIONAL
SLAVE CPU's ( 6, 7 & 8 )
CAN BE SLOTTED INTO
THE EXP BOARD.
CN2
CN2
CN2
CN2
CN2
CN2
MAIN BOARD
LOOP COMMS
CN11
302-6880 JUN 98
CN1
CN2
CN3
CN4
SW3
CN17
CN16
CN7
CN2
CN1
CN8
NODE ADDRESS
PRINTER
BACKLIGHT
EXPANSION
PANEL
EXPANSION
LEDS
FRONT PANEL
CN6
#1 PANEL BOARDS
ARE CONNECTED
VIA A 20 WAY
RIBBON TO CN1
ON A SLAVE CPU
SLAVE CPU 2
SLAVE CPU 3
SLAVE CPU 4
SLAVE CPU 6
SLAVE CPU 7
SLAVE CPU 8
PANEL BOARDS ARE
CONNECTED BY A 20
WAY RIBBON TO CN1
ON A SLAVE CPU
CN1
CN1
CN1
CN1
CN1
CN1
CN4
CN3
CN5
CN2
CN1
+ -
+-
CN5
CN10
CN7
CN18
RESET
SW1
BZ1
LK2
BUZZER
ENABLE
KEY
SW
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
O O O
a b c
ON
1
2
3
4
5
6
7
8
CN21
CN20
RS485 COMMS TO
BACKPAN BORADS
RS485 COMMS TO
FRONT PANEL MODULES
Figure 4: Single Controller Board with Expansion Board
