Cisco uBR7225VXR Components

•Supports both 6-MHz North American channel plans using ITU-T J.83 Annex B operation and 8-MHz phase alternating line (PAL) and Sequential Coulour Avec Memoire (SECAM) channel plans using ITU-T J.83 Annex A operation.

•Works in conjunction with dialup access products to support upstream traffic from DOCSIS-based cable interfaces connected to the public switched telephone network (PSTN).

•Includes environmental monitoring and reporting functions.

•Supports online insertion and removal (OIR). The network processing engines (NPE-G1 and NPE-G2) do not support OIR. You must power down the chassis before removing this component.

•Is fully radio frequency (RF) hardened to ensure virtually noise-free transmission.

•Supports N + 1 redundancy solutions using the Cisco RF switch.

•Supports 1+1 interchassis redundancy (does not require the Cisco RF switch).

Warning

Only trained and qualified personnel should be allowed to install, replace, or service this equipment. Statement 1030

High leakage current—earth connection essential before connecting to system power supply. Statement 342

This product is not intended to be directly connected to the Cable Distribution System. Additional regulatory compliance and legal requirements may apply for direct connection to the Cable Distribution System. This product may connect to the Cable Distribution System ONLY through a device that is approved for direct connection. Statement 1078

For translations of the warnings used in this document, see the Regulatory Compliance and Safety Information for Cisco uBR7200 Series Universal Broadband Routers document that comes with this router. Reference the translations by statement number (example: Statement 1020).

The Cisco uBR7225VXR universal broadband router components include: (See Figure 1 and Figure 2.)

•Cable interface line cards (also called line cards) that interface to the cable television network.

•Dual fan trays. One fan cools the line card side while the other fan cools the NPE and power board side.

•Two AC power supplies—The Cisco uBR7225VXR supports an optional redundant power supply.

•One network processing engine (NPE-G1 or NPE-G2) that performs packet routing and system management functions for the chassis.

•One console port and one auxiliary port.

For specific instructions to install, remove, or replace system components, refer to the Configuration Notes directory at the following URL:

http://www.cisco.com/en/US/products/hw/cable/ps2217/tsd_products_support_configure.html