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Display anomalies
The display panel is a field replaceable unit (FRU) and must be replaced by only authorized technicians.
However, HP highly recommends that users and technicians observe specific symptom vs. generic symptoms
and utilize the HP PC Hardware Diagnostics (UEFI) tool before any replacement.
Symptom
Common display issues with symptoms:
Blank/black video
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Incorrect/missing color/distorted image
Flickering image
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Vertical lines (due to LDVS, decreased signal integrity, and data loss)
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Dead pixel (due to display liquid, internal transistor, etc.)
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Horizontal lines (due to video memory)
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Distorted when hot (due to thermal issue)
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Cracked screen/image (physical damage)
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Light leakage/bleeding
Contact support for assistance.
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Humming noise (due to frequency settings)
Contact support for assistance.
Cracked screen
Dead pixel
Cracked image
Vertical lines
Common issues and possible solutions 119
Blurred image
Horizontal lines
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Troubleshooting
