Dell Latitude E6420 XFR (Early 2011) - Manual (Page 41)

Dell ™ Latitude™ E6420 XFR Service Manual
Page 41
6. Disconnect the LVDS cable from the motherboard.
7. Remove the mylar cable cover and uroute the LVDS cable from the base assembly.
8. Disconnect the touch controller USB cable if present.
9. Pull up on the left and right cable bundles near the gromments to separate the cable bundles from the base
assembly.