Audio Faults

Audio crackling Audio distortion Audio dropouts Headphones not detected Internal speakers buzzing Internal speakers not working Microphone not detected Microphone very quiet No audio output Sound delay or lag

Battery Faults

Battery drains quickly Battery health degraded Battery percentage jumps Cannot charge above 80% Fast drain in standby Overheating while charging Rapid drain under use Sudden shutdown at 20–30% Turns off while charging Won’t hold charge

Charging Port Faults

Charging port damaged Charging port loose Charging only at certain angles Charging port full of debris Device not detected by charger No charging with known‑good charger Slow charging via charger USB‑C not locking in place USB‑C power intermittent USB‑C port physically cracked

Connectivity Faults

Bluetooth disconnects randomly Bluetooth not pairing Ethernet not detected Frequent WiFi dropouts Internet slow on WiFi No WiFi networks found WiFi not joining known networks WiFi signal weak WiFi turns off by itself Wireless card not detected

Display Faults (Primary)

Backlight flickering Black screen but laptop powers on Colour tint or discolouration Display distortion Ghosting or image retention Screen dim at full brightness Screen flickering Screen goes black randomly Vertical or horizontal lines Screen bleeding at edges

Display Faults (Secondary)

Secondary display not turning on Secondary display black screen Secondary display brightness stuck Secondary display colour mismatch Secondary display flickering Secondary display ghosting Secondary display image frozen Secondary display not detected by OS Secondary display shows artifacts Secondary display turns off randomly

Hinge and Ribbon Faults

Hinge feels loose Hinge making cracking noises Hinge not holding position Ribbon cable damaged Ribbon cable intermittently disconnects Ribbon cable pinched in hinge Screen glitches when lid moved Secondary display glitches when lid moved Structural frame cracked near hinge Structural frame separating at hinge

Input and Keyboard Faults

Keyboard keys not responding Keyboard keys repeating Keyboard backlight not working Keyboard backlight flickering Touchpad not responding Touchpad cursor jumping Touchpad buttons not clicking Touchpad palm rejection failing Trackpoint not working Trackpoint drifting

Power Faults

No power Powers on then shuts off Powers on but stuck on logo Random restarts Random shutdowns Laptop won’t wake from sleep Laptop only powers on when plugged in Power button not responding Power LED not lighting Unexpected power loss under load

Software and UI Faults

Apps crashing frequently Display layout resetting Dual‑screen layout not saving OS not detecting second screen OS scaling wrong between screens Secondary screen UI frozen Window snapping not working Windows update failures Wrong display orientation Wrong resolution on one screen

Touchscreen and Pen Faults

Pen not detected on secondary screen Pen input offset on secondary screen Touch not working on secondary screen Touch dead zones on secondary screen Touch ghost taps on secondary screen Touch only works with pressure Touch gestures not recognised Touch intermittently stops Touch misaligned after rotation Touch registering on wrong screen

USB and I/O Faults

HDMI output not working USB‑A ports not detecting devices USB‑C data not working USB‑C display output not working USB ports intermittent USB ports loose USB ports no power USB ports stop after sleep Docking station not detected External monitor not detected