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Green rectangular circuit board with connectors and component markings

DELL

DELL Keyboard Junction Circuit Board Latitude Rugged 7404 5404 5414

SKU CH-0HNX-7WRZC

Genuine Dell OEM keyboard junction board connecting keyboard and backlight cables to the motherboard for Latitude 14 Rugged Extreme 7404 and 7414 plus Latitude 14 Rugged 5404 and 5414 laptops

  • Genuine Dell OEM part for reliable replacement
  • Supports Latitude 7404, 7414, 5404 and 5414 models
  • Connects keyboard and backlight cables to motherboard
  • New condition ensures full functionality
  • Exact match to the component pictured

Genuine Dell Keyboard Junction Board

This genuine Dell OEM circuit board serves as the keyboard junction interface for Latitude 14 Rugged Extreme and Latitude Rugged 14 laptops. It routes the keyboard and backlight cables through to the motherboard. Buyers who need a different form factor or a board for non-Latitude models cannot use this part.

Passive board thermals and power

The board contains no active cooling or power regulation of its own. It draws negligible power and produces no audible noise during normal laptop operation. Builders who require a powered daughter card with onboard voltage conversion will not find that capability here.

Cable pass-through function

The component provides a direct pass-through connection for the keyboard and backlight flex cables to the mainboard. No additional software, firmware or mounting hardware is bundled with the board. Users who expect a kit including cables, screws or driver media will need to source those separately.

商品特色

  • Genuine Dell OEM part for reliable replacement
  • Supports Latitude 7404, 7414, 5404 and 5414 models
  • Connects keyboard and backlight cables to motherboard
  • New condition ensures full functionality
  • Exact match to the component pictured

商品規格

BrandDELL

商品問答

How is the keyboard junction circuit board installed, and which cable routing step is often missed?

The board sits inside the chassis and accepts the keyboard and backlight cables; both connectors must be fully seated before the board is screwed down, otherwise the pass-through to the motherboard will not engage.

What maintenance or replacement will this Dell OEM keyboard junction board need later?

The board itself has no moving parts; only the keyboard and backlight cables may wear from repeated flexing, so inspect those cables during any chassis service and replace them if the insulation shows cracking.

What limit appears first on this keyboard junction board under sustained rugged use?

The 94V-0 rated laminate handles normal thermal cycles, but repeated shock can fatigue the solder joints where the keyboard and backlight cables meet the board, causing intermittent key or backlight loss.

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