As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN LANDING GEAR WAS LOWERED ALL 4 ANTISKID LIGHTS ILLUMINATED WHEN ANTISKID SYSTEM WAS CYCLED. ALL LIGHTS WENT OUT EXCEPT RIGHT INBOARD. ANTISKID CYCLED AGAIN AND LIGHT WENT OUT. FOUND ANTISKID CONTROL BOX CONTAMINATED WITH COFFEE. REPLACED BOX, PERFORMED ALL CHECKS.