Table of Contents
Advertisement
2
Grasp the extractor handle on the installed module, and then pull the module out of its slot;
use the handle as a lever.
3
Close the I/O Guide door to ensure proper frame ventilation.
Back Module Removal
1
Remove the front module, as described above.
2
Unscrew the top of the corresponding back module, and then tip it towards you.
3
Pull the bottom lip of the back module from its slot.
4
Reinstall a new or blank back plate in the empty slot to ensure proper frame ventilation.
5
Reinstall the front module, and then repower the frame.
Inspecting and Cleaning Fiber Optic Connections
Small amounts of microscopic dust or other contaminants can seriously impair or disable a
fiber optic network. To ensure that your network operates reliably, you must carefully
inspect and clean each connection when installing fiber optical products.
Table 7-3
cleaning procedure begins on page 368.
Table 7-3 Typical Contaminants
Contaminant
Dust particle, 1 micron Can block up to 1% of the light transmission,
Dust particle, 9
microns
Human hair
Oil
Film residues
Powdery coatings
Important Points
Before you begin cleaning, always inspect the fiber connections.
Inspect and clean both fiber ends every time you make a connection.
Keep a protective cap on unplugged fiber connectors.
Do not touch the end of a fiber.
Store unused protective caps in a clean resealable container, located nearby for easy
access.
Do not reuse cleaning tissues or swabs.
Do not allow alcohol or another wet cleaning agent to dry on a fiber end.
Never touch the dispenser tip of an alcohol bottle or any clean portion of a tissue or
swab.
Use care when handling the fiber; do not twist or pull.
lists some typical contaminants of a fiber optic connection. The inspection and
Comments
creating a loss of 0.05 dB
Although microscopic, the particle can
completely block the fiber core
Typically 50 to 75 microns in diameter
Frequently caused by touching
Can accumulate from vapors or smoke
Can be left behind after water or other solvents
evaporate
Platinum Frames and Modules
Installation, Configuration, and Operation Manual
367
Advertisement
Table of Contents
