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Flat beige ribbon cable with two connectors for Alienware x15 laptop keyboard MCU junction board

DELL

DELL Alienware x15 R1 R2 Keyboard MCU Junction Board Cable 0R49W

SKU CH-SDCH-XX8HV

Genuine Dell OEM ribbon cable linking the keyboard MCU junction board to the motherboard on Alienware x15 R1 and R2 laptops

  • Genuine Dell OEM part ensures exact fit for Alienware x15 R1 and R2
  • Connects keyboard MCU junction board to motherboard for reliable controller signal
  • Replaces part number 0R49W and alternates GDS50_MCU_FFC, NBX0002R600
  • New condition cable matches factory specifications without modification
  • Direct OEM replacement restores original keyboard functionality

Genuine Dell OEM Keyboard MCU Cable

This genuine Dell OEM ribbon cable carries the part number 0R49W and connects the MCU junction board to the motherboard inside compatible Alienware x15 laptops. It fits the Alienware x15 R1 and Alienware x15 R2 models exactly as shown in the supplied image.

Flexible Flat Cable Interface Limits

The flexible flat cable design requires precise alignment with the motherboard and palmrest connectors to maintain signal integrity for the keyboard controller. Improper seating or physical stress on the ribbon can interrupt communication between the MCU junction board and the system board.

Verify Laptop Model Before Ordering

Confirm that the service tag or model label reads Alienware x15 R1 or Alienware x15 R2 before purchasing this replacement part. This cable is not compatible with other Alienware series or Dell laptop families.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $7.99
Cheaper than about 80% of the 8,808 comparable items (median $16.99).

Specifications

Product
Brand nameDell

Questions about this item

Which Alienware x15 models does the 0R49W cable fit?

The cable is compatible with Alienware x15 R1 and Alienware x15 R2 laptops.

What does the MCU junction board cable actually do inside the laptop?

It carries signals between the keyboard controller on the palmrest and the mainboard so keystrokes and backlight commands reach the system.

What connector standard does the 0R49W ribbon cable use?

It uses a proprietary flat-flex connector keyed for the Alienware x15 MCU junction board and motherboard headers.

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