Comtech EF Data CRS-311, Installation And Operation Manual

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CRS-311 1:1 Redundancy Switch Revision 7
Introduction MN/CRS311.IOM
1–7
1.3.2 Front Panel
Figure 1 ‐ 4 shows the CRS ‐ 311 front panel. The CRS ‐ 311 is constructed as a 2RU ‐ high, rack ‐
mounting chassis that can be freestanding if desired. Handles afford easy placement into and
removal from a rack.
Feature Description Function
1 Vacuum Fluorescent Display (VFD) Displays menus, prompts, and messages
2 6-button keypad Menu navigation
3 (3) Light-Emitting Diodes (LEDs) Switch status monitoring
4 (2) Light-Emitting Diodes (LEDs) Modem status monitoring
5 Rack Handles Installation into / removal from a rack
Figure 1-4. CRS-311 Front Panel
1.3.3 Rear Panel
Figure 1 ‐ 5 shows the rear panel of a typical CRS ‐ 311 operational configuration.
Feature Description Feature Description
1 CRS-241 AC Power Supply 4 CRS-281L IF Switch Module
2 CRS-230 System Controller 5 CRS-336 TMI
3 CRS-351 Overhead Module 6 CRS-306 RMI
Figure 1-5. CRS-311 Rear Panel Configuration Example