User's Manual
Table Of Contents
- 1 Introduction
- 2 Unit Descriptions
- 3 Installation Guidelines
- 3.1 General System Specifications and Requirements
- 3.2 Infrastructure Preparation
- 3.3 Antenna Specifications and Guidelines
- 4 IHU Installation
- 4.1 General Installation Information
- 4.2 IHU Installation
- 4.3 Grounding Chassis
- 4.4 RF Connections
- 4.5 IHU Fiber Connections
- 4.6 Management Connections
- 4.7 Power Connections and Power Up
- 4.8 Verifying Normal Operation
- 5 PSU6 Installation
- 6 MRU Installation
- 7 Appendix A: Specifications
- 8 Appendix B: Ordering Information
Corning Optical Communications User Manual I CMA-490-AEN I Page 69
Note: In order to power the MRU via the CLASS1 connector (2 pole terminal plug), the DC bridge must be moved from the
default CLASS2 mode position to CLASS1.
CLASS1 Connector (Local Plant Feed)
DC CLASS1 power specs:
• Power input: 48 VDC (40-60VDC)
• Max. current consumption: 9 A
To perform CLASS1 DC connector wiring
1. Loosen PSM captive screws and pull out module from chassis. See Figure 6-10.
Figure 6-10. Extracting PSM from Chassis
2. Move DC bridge from CLASS2 position to CLASS1 to set DC input source type to ‘CLASS1’ connector. Refer to Figure 6-11.