Foxcom SATLIGHT 7225H, Installation And User Manual

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7225H Interfacility Link Pinouts
7225H Interfacility Link Installation and User’s Guide page 21
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3.3.2 Receiver Pinouts
Note
If a 2380 Relay Adapter is installed RF and Optical Levels are measured
together; the alarm indicates a problem in either the RF or Optical
Levels.
Figure 16 7225HR Receiver pinout
Caution
When monitoring the voltage outputs use only a high resistance DVM.
Standalone
9 Pin
Connector
[J14]
7180M Chassis
Backplane
Connector 2380 Relay
Adapter
Connector
Name Description
1 — — +15 or 18V Power 330 mA
2 — — Spare Not Used
3 J11-P9
J12-P25
J13-P25 J2-J25
J4-P25 GND Chassis Ground
4 J13-P1 to J13-P8 J4-P1 to J4-P8 RF-SSI RF S ignal S trength
I ndicator
Range 0.2 - 10.5 V
5 J13-P9 to J13-P16 J4-P9 to J4-P16 ROP Indicates R eceived
O ptical P ower
Range 1V/!mW optical
power
6 — — Spare Not Used
7 J12-P1 to J12-P8 J2: P1-P2
P3-P4, P5-P6
P7-P8, P9-P10
P11-P12
P13-P14
P15-P16 RF-A RF A larm: Open collector
interface
1
. Sinks current
when RF level is low, up
to 30 mA.
8 J12-P9 to J12-P16 See note below OA O ptical A larm: Open
collector interface
1.
. Sinks
current when optical level
is low, up to 30 mA.
9 — — Spare Not Used
Table 5 7225HR Receiver Pinout
1. If the 2380 Relay Adapter is installed, the alarms are dry contact. See Appendix 3 The 2380
Relay Adapter on page 37.