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Green Dell Latitude 7389 motherboard with silver CPU and black memory chips

DELL

DELL Latitude 7389 Motherboard i5-7300U 2.6GHz 8GB 4T8FJ

SKU CH-D4B9-HEQYM

Replacement system board for the Latitude 7389 with an on-board Core i5-7300U running at 2.6 GHz and 8 GB of soldered memory

  • On-board Intel Core i5-7300U at 2.6 GHz for responsive processing
  • 8 GB integrated memory supports multitasking without extra modules
  • Genuine Dell part 4T8FJ ensures exact fit in Latitude 7389
  • New condition delivers reliable performance from first boot
  • System board includes CPU and memory for simpler upgrades

Genuine Dell Latitude 7389 System Board

This motherboard is a direct replacement system board for the Dell Latitude 7389 laptop. It arrives with an on-board Intel Core i5-7300U processor running at 2.6 GHz and 8 GB of soldered memory. The unit restores full platform functionality without requiring separate CPU or RAM installation. It is intended for technicians or owners repairing a failed mainboard in this specific chassis.

Exact Part-Number Match for Latitude 7389

The board carries Dell part number 4T8FJ and fits only the Latitude 7389 model listed in the compatibility data. It replaces a damaged or faulty original system board with an identical component, preserving the factory processor and memory configuration. The upgrade is worth it when the existing board has failed and a like-for-like swap returns the laptop to its original specification. No other laptop models are supported by this part number.

Sustained Operation with Factory Thermal Design

Under sustained load the on-board i5-7300U and 8 GB memory operate within the thermal envelope designed for the Latitude 7389 chassis. The integrated cooling solution manages heat for typical productivity workloads without throttle events that would indicate a mismatch. Performance remains consistent with the laptop's original engineering because the processor, memory and firmware are unchanged from the factory build.

Points forts

  • On-board Intel Core i5-7300U at 2.6 GHz for responsive processing
  • 8 GB integrated memory supports multitasking without extra modules
  • Genuine Dell part 4T8FJ ensures exact fit in Latitude 7389
  • New condition delivers reliable performance from first boot
  • System board includes CPU and memory for simpler upgrades

Caractéristiques

BrandDELL
ModelLatitude 7389
Part Number4T8FJ

Questions sur cet article

Does the 4T8FJ system board match the Latitude 7389 chassis mounting points?

The 4T8FJ is the genuine Dell Latitude 7389 motherboard, so its screw holes and standoffs align with the 7389 chassis without modification.

What is the common mistake when replacing the Latitude 7389 motherboard?

Forgetting to transfer the thermal pad onto the soldered i5-7300U before tightening the heatsink, which causes immediate overheating.

When will the on-board 8 GB memory need attention on the 4T8FJ board?

The 8 GB is soldered to the 4T8FJ, so it cannot be upgraded; plan a board swap if capacity ever becomes insufficient.

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