Simrad GC80 Compact MK2, User Manual, Page: 122 / 156

Simrad GC80/85 Dual MK2 Gyro Compass
988-12720-002 108
TB21B
PIN NO NAME DETAILS
17 24M+
Ext. power supply input (no connection)
18 24M-
19 24R+
20 24R-
21 24B+
22 24B-
23 PF
24 POC
25 POV
26 PC
27 SW+
28 MDCN+
Not used
29 MDCN-
30 G1-1TX+
No. 1 GYRO Serial signal output
(IEC61162-1 ed.4/-2 ed.1)
31 G1-1TX-
32 G1-1SC Serial signal GND
TB21C
PIN NO NAME DETAILS
33 G2-1TX+
No. 2 GYRO Serial signal output
(IEC61162-1 ed.4/-2 ed.1)
34 G2-1TX-
35 G2-1SC Serial signal GND
36 2ALCN1
No. 2 GYRO alarm contact output
37 2ALCN2
38 2RNCN1
No. 2 GYRO running contact output
39 2RNCN2
40 G1CC+
Sensor select contact input
(no. 1 GYRO select)
41 G1CC-
42 G2CC+
Sensor select contact input
(no. 2 GYRO select)
43 G2CC-
44 ECC+
Sensor select contact input
(External sensor select)
45 ECCN-
46 PRRX+
Not used
47 PRRX-