F4Fix4Ever

Diagnosis Report FX-5

Screen Problem โ†’ Lines on screen ยท Aug 24, 2026, 02:37 PM

Bench technician (L2)
Root-cause diagnosis

Cable was pinched/loose at the hinge.

Recommended action (for the technician)

No parts needed beyond the reseat (or cable replacement if damaged).

Final verification before returning to customer

Clean image with no lines through a full cold boot and lid movement.

Step-by-step timeline
Are the lines vertical or horizontal, and do they already appear in BIOS/UEFI (before Windows loads)?
Appear in BIOS too (hardware)
1s
Connect an external monitor - are the lines absent there?
Yes, absent externally - isolated to internal panel/cable
1s
Reseat the display cable at the hinge and motherboard connector, checking for pinching/fraying. Result?
Fixed after reseating
1s
Total diagnosis time0m 3s
Order
Maa
Order Manager: Tanisha Sharma (+91 98765 43210)
โœ• No bagโœ“ Charger given
Condition at intake
  • โœ•Screen visibly cracked/scratched
  • โœ•Body dents / scratches present
  • โœ“Battery visible & seated
  • โœ“All keys physically present
  • โœ“Ports (USB/HDMI/audio) intact
  • โœ•Powers on at intake
  • โœ•Password/PIN provided by customer