WaveRider LMS4000, User Manual

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3 Detailed Description
18 APCD-LM043-4.0
settings as the failed CCU. In this way, the CAP can be provisioned for N+1 redundancy,
meaning there is one backup CCU for ‘N’ operating CCUs, up to a maximum of N=3.
Figure 10 RFSM
RF Distribution Panel
The optional RF Distribution Panel provides
• external interface to the antenna subsystem and site ground,
• common surge protector mounting point for each external RF interface, and
• common ground point for all CAP components.
Other Optional CAP Equipment
Depending on your configuration and operational requirements, you may require other
components in your LMS4000 CAP, such as a UPS system, CCU Shelf, or free-standing
19–inch rack.
The CCU Shelf is a standard 19-inch mounting rack with an integrated power supply fan and
cooling fans. It contains five CCU slots, for up to three operating CCUs, a backup CCU, and
backhaul CCU.
These optional components can be ordered through WaveRider.
3.3 Customer-premises Equipment
3.3.1 Key Components
The following Customer-premises Equipment components are key:
• EUM
• EUM antenna
• Transmission line
• Lightning arrestor