Tcl 24 l24d2900 motherboard

Mainboard & Chassis

• The motherboard (aka mainboard) for the L24D2900 typically aligns with other TCL D2900 models (like L32D2900), using the TP.S512.PB775 chassis typeCommon components on this board include:

  • SPI flash: 25Q64 series

  • Audio amp IC: TPA3110LD2 (provides stereo sound)

  • PWM LED driver: GB98AERN for backlight control

• On similar 24–32″ models, a Rafael Micro R840 tuner handles DVB-T/C/T2 broadcast reception

🖥️ Supported Display

• Paired panel is HD Ready (1366×768 pixels), ≈178° viewing angle, using LED backlight Refresh rate: 60 Hz; contrast ratio around 4000:1

🔌 Connectivity & Features

• Inputs/Outputs:

  • 2× HDMI

  • 2× USB (supports MP3, video formats)

  • RF (antenna) input, VGA, composite/component, headphone out.

• No Wi‑Fi or smart OS—non‑smart LED TV

🔊 Audio & Power Specs

• Speakers: Dual 5 W (10 W total)

• Power draw: ≈30 W, standby under 0.5 W .

• Voltage range supports 100–240 V AC

📏 Physical Design

• With stand: 66.5 cm × 46.7 cm × 13.6 cm; weight ~4.35–4.5 kg

🛠️ Repair & Compatibility Notes

• The TP.S512.PB775 board used across multiple TCL models (24″–32″) implies parts cross-compatibility SPI flash contains firmware; replacements must match this series (25Q64)

✅ Summary Table