While holding these buttons down, plug the AC power cord back into the wall outlet.
Measure the standby voltage output. Look for a stable +5V or +3.3V Standby (STB) rail leading to the mainboard. sharp lc-40le185m service manual
Understanding the core technical framework of the LC-40LE185M is essential before opening the chassis. 40 inches (101 cm) Resolution: 1920 × 1080 (Full HD) Backlight Type: Direct LED (DLED) Video System: PAL, SECAM, NTSC Receiving System: Analogue (B/G, I, D/K, M) Power Supply: 110–240V AC, 50/60 Hz Audio Output: 5W + 5W 2. Safety Precautions and Service Warnings While holding these buttons down, plug the AC