Lenovo B590 Hardware Maintenance Manual page 84

Removal steps of antenna assembly and LCD rear cover
Release the antenna cables from the cable guides of the LCD rear cover assembly and from the hinges in
the direction shown by the arrows 1 .
Cable routing: Route the antenna cables along the cable guides and secure the antenna boards with
adhesive tapes. As you route the cables, make sure that they are not subjected to any tension. Tension
could cause the cables to be damaged by the cable guides, or a wire to be broken.
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Hardware Maintenance Manual