Fixing an ILPI-354 board is a viable and cost-effective repair for those with electronics experience. The first step is always a careful of the entire board for any signs of burnt, cracked, or bulging components.
: Off-line flyback converter with fixed-frequency switching. Input : Standard AC mains, rectified to approximately DC at the main filter capacitor (often labeled C854 ).
The primary stage is directly referenced to the high-voltage mains ground. It contains the following functional blocks:
The is a widely utilized combination power supply and LED driver board manufactured for various Dell LCD monitors , including the Dell E2316H, E2016HL, E1916HV, and SE2216HV . When a monitor fails to power on or exhibits a "no backlight" issue (black screen but visible image with a flashlight), the underlying issue usually traces back to this internal board.
Attempting to find a single, high-level commercial schematic for the ILPI-354 V.A. is often a dead end. This board is a classic example of a product that has been reverse-engineered by the repair community. There isn't one definitive schematic; rather, the "schematic" exists in the shared knowledge of its repair history, focusing on the most common failure points.
: You can purchase tested, working boards from retailers like AliExpress Local Suppliers : In Russia, the board is listed on Yandex Market DIY Repair : If you have soldering skills, community forums like provide discussions on identifying burned SMD components. on the board or finding a step-by-step replacement guide for your specific monitor model?
