PowerBook G4 (17-inch) Take Apart -
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Top Case
23. Carefully pull the locking bar of the ZIF connector out slightly. Slide the flex cable over
the locking bar and into the connector until it stops (the metal edge of the cable should
be parallel to the connector), then slide the locking bar in to secure it.
24. Check for a gap, as shown below, between the top and bottom case at the back right
side next to the hinge. This may indicate that the LVDS cable is trapped.