CPA240 Configurable Power Amplifier
Page 35 of 35
21031 CPA240 manual V1.31.doc
13.3 FMS Bus
Connector – 2 x 16 way IDC header (PCB mounted D804: PL1, PL2)
Function
PL1
(from FMS bus
terminator)
PL2
(To FMS)
Signal
Cable monitoring daisy chain
1
-
NC(IN)
Cable monitoring daisy chain
2
-
NO(IN)
Cable monitoring daisy chain
-
1
NC(OUT)
Cable monitoring daisy chain
-
2
NO(OUT)
Reserved for future development
3
3
FM+
Reserved for future development
4
4
FM-
spare
5
5
spare
Watchdog fault bus.
6
6
/WF
Memory/Misc. fault bus.
7
7
/MF
Amplifier fault bus.
8
8
/AF
Power Input (Mains) fault bus.
9
9
/PF
Surveillance (Speaker Line) fault bus.
10
10
/SF
Battery fault bus.
11
11
/BF
Accept / Test mode control bus.
12
12
/AC
Watchdog |Pulse (New Watchdog) bus.
13
13
/WP
New Fault bus.
14
14
/NF
FMS_COM (IN)
15,16
-
FMS_COM(in)
FMS_COM (OUT)
-
15,16
FMS_COM(out)
13.4 Auxiliary Port (Channel Inserts)
Connector - 37 way ‘D’ skt (PCB Mounted D804: PL4)
Function
Signal
Return
Screen
Common (overall screen)
-
-
1
Channel 1 Send
2
21
20
Channel 1 Return
3
22
4
Channel 2 Send
5
24
23
Channel 2 Return
6
25
7
Channel 3 Send
8
27
26
Channel 3 Return
9
28
10
Channel 4 Send
11
30
29
Channel 4 Return
12
31
13
/ALPHA_WAKEUP
32
/AMP_FAIL_1
14
/AMP_FAIL_2
33
/AMP_FAIL_3
15
/AMP_FAIL_4
34
ITP_WAKEUP
16
n.c.
35
Amplifier Link (for paralleled group)
17,18
36,37
19
