Cisco ONS 15600 Reference Manual page 285

Appendix A Hardware Specifications
Table A-5
Specification Type
Receiver
Loopback mode
Operating temperature
Operating humidity
Dimensions
Compliance
OC48/STM16 LR/LH 16 Port 1550 Card Specifications (continued)
Description
Max. receiver level: –9 dBm
Min. receiver level: –28 dBm
Receiver: InGaAs Avalanche Photo Diode (APD) photo detector
Link loss budget: 26 dB minimum, with 1 dBm dispersion penalty
Facility (Line)
Note You must use a 19 to 24 dBm fiber attenuator (15 to 20 dBm is
recommended) when connecting a fiber loopback to an
OC48/STM16 LR/LH 16 Port 1550 card. Never connect a direct
fiber loopback.
23 to 122 degrees Fahrenheit (–5 to +50 degrees Celsius)
5 to 95%, noncondensing
Height: 16.50 in. (419 mm)
Width: 1.50 in. (38 mm)
Depth: 18.31 in. (465 mm)
Card weight: 5.0 lb (2.27 kg)
SONET Telcordia GR-253
When installed in a node, ONS 15600 cards comply with these safety
standards: UL 60950, CSA C22.2 No. 950, EN 60950, IEC 60950
Eye safety compliance: Class 1 (21 CFR 1040.10 and 1040.11) and Class 1
(IEC 60825) laser products
A.2.3 OC48/STM16 LR/LH 16 Port 1550 Specifications
Cisco ONS 15600 Reference Manual, R8.0
A-7