Huawei AR100 Series Hardware Installation And Maintenance Manual page 217

Huawei
AR100&AR120&AR150&AR160&AR200&AR1200&AR
1600&AR2200&AR3200&AR3600 series Enterprise
Routers
Hardware Installation and Maintenance Guide
2. Cover an unused optical module with a protective cap to prevent dust, as shown in
Figure
Figure 9-97 Installing a protective cap
If no protective cap is available, use fibers to protect the optical module, as shown in
Figure
Figure 9-98 Using fibers to protect an optical module
3. Cover unused optical connectors with protective caps, as shown in
lay out fibers on the fiber rack or coil them in a fiber management tray to prevent fibers
from being squeezed.
Figure 9-99 Installing a protective cap on a fiber
4. If a receptacle or an optical connector has not been used for a long time and is not
covered with a protective cap, you need to clean it before using it. Clean a receptacle
with a cotton swab, as shown in
tissues.
Issue 05 (2018-07-30)
9-97.
9-98.
Figure
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9-100. Clean an optical connector with cleaning
9 Appendix
Figure 9-99, and then
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