Lenovo B490 Hardware Maintenance Manual - Page 81

Antenna assembly and LCD rear cover, the direction shown by the arrows

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Remove the LCD cable. 2 1 When installing: Ensure that the cable is attached firmly. 2040 Antenna assembly and LCD rear cover For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1180 LCD unit" on page 66 • "2010 LCD front bezel" on page 71 • "2020 Camera" on page 72 • "2030 LCD panel, LCD cable, and hinges" on page 73 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 . 1 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. Chapter 7. Removing and replacing a FRU 75

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Remove the LCD cable.
1
2
When installing:
Ensure that the cable is attached firmly.
2040 Antenna assembly and LCD rear cover
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 44
•
“1180 LCD unit” on page 66
•
“2010 LCD front bezel” on page 71
•
“2020 Camera” on page 72
•
“2030 LCD panel, LCD cable, and hinges” on page 73
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
.
1
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.
Chapter 7
.
Removing and replacing a FRU
75