Connector J2: Mates with Umbilical Cable Connector W4P2
Reference
Signal Name
Signal
Signal
Signal Description
Pin Number
AWG
Signal Source
Designator
Description
Designation
Circuit No.
18 - 32VDC per
Spare Shutoff Valve
HDC Control Box
G
20
MIL-STD-1275
Power 4
18 - 32VDC per
Spare Shutoff Valve
HDC Control Box
H
20
MIL-STD-1275
Power Return 4
Power Return
J
Spare
20
Spare
20
K
20
L
Spare
20
M
Spare
20
N
Spare
18 - 32VDC per
Ejector Control
20
P
1029
HDC Control Box
V1
Ejector Control Extend
MIL-STD-1275
Extend Shutoff
Shutoff Valve Power
Valve
Ejector Control Extend
18 - 32VDC per
Ejector Control
1030
20
R
V1
HDC Control Box
Shutoff Valve Power
MIL-STD-1275
Extend Shutoff
Return
Power Return
Valve
Right Suspension
S
20
18 - 32VDC per
Right Suspension Port
1031
V2
HDC Control Box
Port 11 Shutoff
MIL-STD-1275
11 Shutoff Valve No. 1
Valve No. 1
Actuator Power
Actuator
18 - 32VDC per
Right Suspension
T
20
Right Suspension Port
V2
1032
HDC Control Box
MIL-STD-1275
Port 11 Shutoff
11 Shutoff Valve No. 1
Power Return
Valve No. 1
Actuator Power Return
Actuator
Left Suspension
Left Suspension Port 11
V3
20
18 - 32VDC per
U
1033
HDC Control Box
Port 11 Shutoff
Shutoff Valve No. 1
MIL-STD-1275
Valve No. 1
Actuator Power
Actuator
M0056HDC