GAI-Tronics 12599-002 Hot Standby Amplifier Module - Manual (Page 6)

Pub. 42004-412A
Model 12599-002 Hot Standby Amplifier Module Page: 6 of 17
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06/08
The following is a summary of all terminal block function(s). Number references shown in the following
tables are from right to left when viewed from the edge of the module.
TB1 – 12 V dc Power Input TB4 – Amp-1 Fault Contact Output
Terminal Ref. Function Terminal Ref. Function
1 12 V dc positive (+) 1 Normally Open Contact
2 12 V dc negative (-) 2 Normally Closed Contact
3 Ground (optional) 3 Common Contact
TB2 – 12 V dc Output
Terminal Ref. Function
TB5 – Input and Source
Amp-1 (Single Channel Mode)
Amp-1, Ch-1 (Dual Channel Mode)
1 12 V dc positive (+)
Terminal Ref. Function
2 12 V dc negative (-) 1 Amplifier Input (+)
2 Amplifier Input (-)
TB3 – Amplifier Fault Control Inputs 3 Audio Signal Source (+)
Terminal Ref. Function
4 Audio Signal Source (-)
1 Amp-1 Fault Input (+)
2 Amp-1 Fault Input (-)
3 Amp-2 Fault Input (+)
TB6 – Output and Speaker
Amp-1 (Single Channel Mode)
Amp-1, Ch-1 (Dual Channel Mode)
4 Amp-2 Fault Input (-)
Terminal Ref. Function
5 Amp-3 Fault Input (+) 1 Amplifier Input (+)
6 Amp-3 Fault Input (-) 2 Amplifier Input (-)
7 Amp-4 Fault Input (+) 3 Audio Signal Source (+)
8 Amp-4 Fault Input (-) 4 Audio Signal Source (-)
9 Amp-5 Fault Input (+)
10 Amp-5 Fault Input (-) TB7 – Amp-2 Fault Contact Output
11 Amp-6 Fault Input (+) Terminal Ref. Function
12 Amp-6 Fault Input (-) 1 Normally Open Contact
2 Normally Closed Contact
3 Common Contact