Huawei AR100 Series Hardware Installation And Maintenance Manual page 62

Huawei
AR100&AR120&AR150&AR160&AR200&AR1200&AR
1600&AR2200&AR3200&AR3600 series Enterprise
Routers
Hardware Installation and Maintenance Guide
Context
l Leave at least 50 mm of clearance around the router for heat dissipation.
l Seen from the front panel of the router, the airflow of the router is left to right.
l If multiple routers are installed in a cabinet, it is recommended that at least 1 U of space (1
U = 44.45 mm) be kept between two routers. These routers must have the same airflow
direction; otherwise, heat dissipation is affected by hot air circulation.
Make sure the following before the installation:
l The cabinet is well fixed.
l
The router installation position in the cabinet is determined and arranged properly.
l The router to be installed is available and located near the cabinet for convenient
movement.
Tools and Accessories
l Phillips screwdriver
l Flat-head screwdriver
l
Floating nuts
l Mounting brackets
l M4 screws
l M6 screws
Procedure
Step 1 Use a Phillips screwdriver to fix the mounting brackets to both sides of the router with M4
screws.
NOTE
The mounting brackets can be installed on both sides close to the front panel or rear panel.
Step 2 Install two floating nuts on each front mounting rail. Leave a mounting hole between the two
floating nuts on the same mounting rail.
NOTE
l The length of three adjacent mounting holes may not be 1 U. Observe the scale ticks on the
l You can use a flat-head screwdriver to install floating nuts.
Issue 05 (2018-07-30)
NOTICE
mounting rails when installing floating nuts.
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6 Installing the AR1200 Series/AR2204/AR2220E/
AR2220/AR2204E Series Routers
56