Lenovo ideacentre All-In-One Y910 Hardware Maintenance Manual page 61

Step 19. Remove the eleven one screws that secure the main frame to the LCD panel.
Step 20. Pull the front cover in the directions as shown until the LCD panel and front cover are separated.
Step 21. Disconnect the LVDS cables from the connectors on the LCD panel.
Step 22. To install the new the LCD panel module:
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Chapter 8 Replacing hardware