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Flat ribbon cable with connectors for Dell Studio 1555 15.6 inch LCD video inverter

DELL

DELL Studio 1555 15.6" LCD Video Inverter Cable W805M

SKU CH-40QN-PVMCB

Connects the LCD panel to the inverter board on Dell Studio 1555 15.6" models

  • Genuine Dell part ensures reliable backlight operation for Studio 1555
  • Direct-fit W805M cable restores video signal on 15.6" LCD panels
  • New condition guarantees clean connectors and undamaged insulation
  • Designed specifically for Studio 1555 eliminating compatibility guesswork
  • Video inverter cable only — no extra components to install

Dell Studio 1555 LCD Inverter Cable

This genuine Dell video inverter cable carries the part number W805M and is built for the Studio 1555 laptop. It connects the LCD panel to the mainboard inverter circuit to drive the backlight. The item is new but supplied without retail packaging.

15.6 Inch Screen Compatibility

The cable is sized for the 15.6 inch LCD enclosure used in the Studio 1555 chassis. It restores the electrical link between the display panel and inverter when the original cable has failed. No additional brackets, screws or adhesive strips are included in the package.

Repair Technicians and DIY Owners

This part suits technicians or owners replacing a damaged inverter cable on a Dell Studio 1555. It will not fit other Dell models or different screen sizes. Buyers needing a complete screen assembly or a different connector pinout should look elsewhere.

How it compares

Measured against everything we stock in Laptop Cooling Stands & Fans, at today’s prices. Recalculated every night.

Price $7.99
Cheaper than about 93% of the 6,190 comparable items (median $20.99).

Specifications

Product
Brand nameDELL
Part numberW805M

Questions about this item

How often does the W805M inverter cable need replacement under normal use?

The W805M inverter cable is a passive component with no moving parts and does not have a scheduled replacement interval; it is replaced only if the backlight flickers or fails.

What is the first sign that the 15.6" LCD inverter cable is reaching its thermal limit during sustained operation?

The first indication of thermal stress on the inverter cable is intermittent backlight flickering or dimming as the insulation degrades from prolonged heat inside the display assembly.

Does the W805M video inverter cable generate audible noise or noticeable heat when the laptop runs all day?

The W805M cable itself produces no noise and negligible heat; any warmth or sound comes from the inverter board or CCFL backlight it connects to, not the cable.

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