Ksz80 Ob S4lv0.2 Datasheet Fixed -

| Likely Actual Part | Datasheet Link (Microchip.com) | |-------------------|--------------------------------| | KSZ8081RNB | Download PDF | | KSZ8041NL | Download PDF | | KSZ8863 (switch) | Download PDF |

A prevalent issue observed across Sony models utilizing the KSZ80_0B_S4LV0.2 board is the failure mode. The Root Cause: Shorted AVDD Capacitors Ksz80 Ob S4lv0.2 Datasheet

For technicians looking to repair a "No Display" or "Blank Screen" issue where the backlight is functional, checking specific test points on the board is essential. 12V. Logic Voltage: 3.3V. | Likely Actual Part | Datasheet Link (Microchip

| Product Name / Model | Manufacturer | Description / Original Application | Key Features / Notes | | :--------------------------------- | :----------- | :------------------------------------------------------------------ | :---------------------------------------------------------------- | | | Unknown OEM | Original T-Con board for Sony KDL-40R473A / JVC LT-40N530A | The exact board you are looking for. | | LSY400HM02-A02 | Samsung | T-Con board for Samsung LSY400HM02 panel, also Sony KDL-40R473A | Compatible board, likely the OEM part. | | SVG400A81_REV3_121114 | Unknown OEM | LED backlight strips for Sony KDL-40R473A (panel S400DH1-3) | Replacement part for the backlight. | | LSY400HM02-A01 | Samsung | T-Con board for Samsung 40" LCD panels | Likely compatible with similar panels; check pinout carefully. | | BM81204 | ROHM | Power Management IC (PMIC) used on the T-Con board | Component-level replacement on the board. | | RT6503A | Richtek | DC-DC Converter IC on the T-Con board | Component-level replacement on the board. | Logic Voltage: 3