As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PUT GEAR DOWN NO RIGHT GEAR LIGHT, NO RED LIGHT. NO SECONDARY GEAR UNSAFE INDICATIONS. TROUBLESHOT, TURN DAY/NIGHT DIMMER SWITCH ON/OFF GOT ALL THREE GREEN INDICATION ON GEAR. RECYCLED GEAR AND NO MAIN LIGHT. PROBLEM APPEARS TO BE WITH DIMMER. BLEW DOWN USING EMERGENCY PROCEDURES IN CHECKS. JACKED AIRCRAFT. CYCLED GEAR 15 TIMES BLED SYSTEM AND OPERATED LIGHTING DIMMER. SERVICED EMERGENCY BOTTLE, OPS CHECKED GOOD IAW CESSNA M/M CH 32-01-00.