Cisco Systems 15454 Switch User Manual


 
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Cisco ONS 15454 DWDM Engineering and Planning Guide, Release 7.x
July 2006
Chapter 2 Cards Specifications
2.2.4 Optical Amplifiers
The OPT-AMP-L card implements the following optical safety functions:
OSRI
ALS
The OSRI function provides hardware and software capability for shutting down optical power or
reducing it to a safe level, whereas the ALS function provides an APR safety mechanism for fiber cuts.
Table 2-26 defines the standard and extended gain ranges for the OPT-AMP-L card.
Figure 2-10 shows a graphical representation of standard and extended gain range for the OPT-AMP-L
card.
Table 2-26 OPT-AMP-L Card Standard and Extended Gain Range
Parameter Comment Min Typ Max Unit
Operative input power range Full channel load –15 8 dBm
Single channel –40 –17 dBm
Maximum total output power FW or HW limited 21 dBm
Signal output power range Full channel load 20 dBm
Single channel –5 dBm
Standard gain range With full MSL range.
Output gain tilt = 0 dB
for:
0 dB MSL 12 dB
12 24 dB
Extended gain range With full MSL range.
Output gain tilt = 0 dB
for:
0 dB MSL (36 – G)
[dB]
24 35 dB