Lenovo P51 is docked to a ThinkPad Workstation Dock, a line of dots appear at the top of the screen and the unit will not boot
Issue
Lenovo P50 & P51 laptops do not boot when docked if an external display is connected to the dock
Environment
- Red Hat Enterprise Linux 7.5
- Lenovo P50 Laptop
- Lenovo P51 Laptop
- Lenovo Workstation Dock
- Kernel 3.10.0-862
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