As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING T/O ROLL AT KLAX WHEN SELECTING "LIGHTS ON" FOR TAKEOFF, RECEIVED "ELECTRICAL SHOCK" FROM OVERHEAD LIGHT PANEL. REMOVED AND REPLACED OVERHEAD LIGHT PANEL 426 VU, OP'S CHECKED ALL LIGHT SWITCHES 33-40-00-0. COMPLIED WITH EA 6-3000-118153 FOR PANEL INSTALLATION. R/I FROM FACT PREMATURE REMOVAL/INSTALLATION OFF MFG A9550042672695.