Technicians use the Service Menu to clear error counters, calibrate white balance, and reset the lamp error lockouts. Method to Enter Service Mode: Unplug the TV's AC power cord.
Check the main ceramic fuse (typically F101, T3.15A/250V) on the PSU board. If blown, inspect the bridge rectifier diodes and the primary switching MOSFET for internal shorts. sharp lc-40le185m service manual
Title: Sharp LC-40LE185M — Service Manual & Repair Notes Technicians use the Service Menu to clear error