Huawei OptiX OSN 9800 U32 Enhanced Subrack V100 Quick Installation Manual page 37

Removing the Components from the Cabinet
Remove the side panels from the cabinet.
Loosen two M6*12 screws at the top and bottom of each side panel.
Pull out the side panels.
NOTE
When installing a type-A multi-purpose fiber management cabinet, ensure that the side panels of the cabinet
are removed. The side panels of the U32 enhanced device have been installed in the cabinet before delivery.
When installing a type-A multi-purpose fiber management cabinet, remove the side panels first. You need to put
away the removed side panels and re-install them in the type-A multi-purpose fiber management cabinet later.
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