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Cisco ONS 15454 Installation and Operations Guide
November 2001
Chapter1 Hardware Installation
Card Installation
Warning
Invisible laser radiation may be emitted from the end of the unterminated fiber cable or connector.
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) within a
distance of 100 mm may pose an eye hazard. Use of controls or adjustments or performance of
procedures other than those specified may result in hazardous radiation exposure.
Warning
The laser is active when the card is booted and the safety key is in the on position (labeled 1). The
port does not have to be in service for the laser to be on. The laser is off when the safety key is off
(labeled 0).
Figure1-29 Installing cards in the ONS 15454
1.12.1 Slot Requirements
The ONS 15454 shelf assembly has 17 card slots numbered sequentially from left to right. Slots 1 –4
and 14 –17 are multispeed slots. They can host any ONS 15454 card, except the OC48IR 1310, OC48LR
1550, OC48ELR 1550, and OC192LR 1550 cards. Slots 5, 6, 12 and 13 ar e hi gh- spee d slots. T hey can
host any ONS 15454 card, including the OC48IR 1310, OC48LR 1550, OC48ELR 1550, and OC192LR
1550 cards. You can install the OC48 IR/STM16 SH AS 1310 and the OC48 LR/STM16 LH AS 1550
cards in any multispeed or high-speed card slot.
FAN FAIL CRITMAJ MIN
39391
Guide rail
Ejector