User Guide

2
Installing the Cisco ONS 15600 OC48/STM16 LR/LH 16 Port 1550 Card
78-15182-01
OC48/STM16 LR/LH 16 Port 1550 Card
Warning Read the installation instructions before you connect the system to its power source.
Warning This unit is intended for installation in restricted access areas. A restricted access area is where
access can only be gained by service personnel through the use of a special tool, lock and key, or
other means of security, and is controlled by the authority responsible for the location.
Warning Voltage ispresentonthe backplanewhen thesystem isoperating. Toreduceriskofan electricshock,
keep hands and fingers out of the power supply bays and backplane areas.
Warning Invisible laser radiation may be emitted from the end of the unterminated fibercable orconnector.Do
not stare into the beam or view directly with optical instruments. Viewing the laser output with
certain optical instruments (for example, eye loupes, magnifiers, and microscopes) withina distance
of100mm mayposean eyehazard.Use ofcontrolsor adjustments orperformance of proceduresother
than those specified may result in hazardous radiation exposure.
OC48/STM16 LR/LH 16 Port 1550 Card
The OC48/STM16 LR/LH 16 Port 1550 card provides 16 long-range, Telcordia-compliant, GR-253
SONET OC-48 ports per card. The ports operate at 2488.320 Mbps over a single-mode fiber span. The
OC48/STM16 LR/LH 16 Port 1550 card has four physical connector adapters with eight fibers per
connector adapter. The card supports STS-1 payloads and concatenated payloads at STS-3c, STS-12c,
STS-24c, or STS-48c signal levels.
OC48/STM16 LR/LH 16 Port 1550 Slots and Connectors
You can install OC48/STM16 LR/LH 16 Port 1550 cards in slots 1 through 4 and 11 through 14. The
card provides four bidirectional OGI type connector adapters on the faceplate (angled downward), each
carrying eight fiber strands (4 transmit and 4 receive).
OC48/STM16 LR/LH 16 Port 1550 Performance Monitoring Thresholds
Table 1 shows PM threshold values that apply to the OC48/STM16 LR/LH card.
Table 1 OC48/STM16 LR/LH Card Performance Monitoring Thresholds
Performance Monitoring Thresholds (15 min./1 day)
Near-End Line Layer PMs for the OC48/STM16 LR/LH Card
CV-L 21260/212600
ES-L 87/864
FC-L 10/40
SES-L 1/4