Lenovo Legion Y740 Series Hardware Maintenance Manual page 68

For Lenovo Legion Y740–17, remove 4 screws.
Figure 79. Remove 4 screws– Lenovo Legion Y740–17
Step 2. Check the back side of the LCD panel for the LCD connector and then unplug the LCD cable.
Figure 80. Disconnect the LCD cable – Lenovo Legion Y740–15
Figure 81. Disconnect the LCD cable– Lenovo Legion Y740–17
Step 3. Carefully remove the LCD panel as shown.
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Hardware Maintenance Manual