User guide

10
Canoga Perkins
1.3 2201 Rack Chassis
The 2201 Rack Chassis is designed to accommodate up to ten 2200 series modems.
It offers a variety of features, including local audible/visible and remote power failure alarms, op-
tional redundant power supply, and the ability to allow modem removal from the chassis without
powering down the entire system. Refer to the 2201 Rack Chassis User Manual for more details.
1.4 2202 Modem Shelf
The 2202 Modem Shelf accommodates one or two standalone 2200-series modems. It is de-
signed to fit easily into a 19-inch equipment rack. The modems can be secured side-by-side in the
shelf. Refer to the 2202 Modem Shelf User Manual for more details.
1.5 Fiber Optic Versions
Three fiber optic versions provide solutions to virtually any fiber-optic plant, including 50/125 or
62.5/125 multimode and 8-10/125 single mode. Table 1-B summarizes the three fiber-optic
versions.
Table 1-B. Guaranteed Loss Budgets
Fiber Size
Optics Option 8/10 50 62.5 Min. Launch
SM MM MM Power dBm
850 nm LED N/A 2 6 -14
1310 nm LP Laser 10 N/A N/A -8
1310 nm HP Laser 15 N/A N/A -6
[Typical loss budgets are 2 dB higher]
N/A = Not Applicable