...
The GIS switches are connected in a redundant loop via fibers. The path is as follows:
GIC SWITCH
S4A.GIC.1 / S4A.R1.U18.S2F.1
...
E1A.ACWFT.S2F.7 / EIA.301.SAF.1
ENCLOSURE SWITCH 1
EIA.301.SAF.2 / E1A.301.S2F.9
...
E2A.504.S1F.3 / E2A.504.SAF.2
ENCLOSURE SWITCH 2
E2A.504.SAF.1 / E2A.504.S1F.1
...
T1A.MEJ1.U25.S2F.1 / T1A.MCC2.SAF.1
TELESCOPE MOUNT SWITCH
T1A.MCC2.SAF.2 / T3A.M1.ULCL.S1R.3
T3A.M1.ULCL.S1F.3 / T3A.PAC.U18.1
OSS SWITCH 1
T3A.PAC.U18.2 / T3A.M1.ULCL.S1F.4
...
C1A.R6.ULT.S2F.1 / C1A.R6.U25.1
INSTRUMENT SWITCH
C1A.R6.U25.2 / C1A.R6.ULT.S2F.2
...
C1A.R1.S1F.2 / C1A.R1.S4R.2
C1A.R1.S4F.2 / C1A.CCC.2
COUDE SWITCH
C1A.CCC.1 / C1A.R1.S4F.1
C1A.R1.S4R.1 / C1A.R1.S3R.1
...
S4A.R1.U18.S12F.3 / S4A.GIC.2
GIC SWITCH (BACK TO TOP)