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Small round silver CR2032 coin cell battery with two wire leads and a white connector plug

DELL

DELL F90J6 CMOS BIOS RTC Battery CR2032 3V for G5 5590 G7 7590 7790 Precision 7550

SKU CH-044N-SNDYB

Genuine Dell OEM CR2032 3V CMOS RTC battery compatible with G5 5590, G7 7590, G7 7790 and Precision 7550 laptops

  • Typelaptop-computer-batteries
  • Genuine Dell OEM part ensures exact fit
  • CR2032 3V chemistry maintains BIOS settings
  • Compatible with G5 5590 and G7 7590 7790
  • Supports Precision 7550 motherboard RTC function

Genuine Dell OEM BIOS battery for G Series

This CR2032 3V coin cell maintains the real-time clock and CMOS settings on Dell G5 5590, G7 7590, G7 7790 and Precision 7550 laptops. It is a direct replacement for Dell part number F90J6. Install it when the system clock drifts or BIOS settings reset after power loss.

Restores timekeeping without additional tools

The battery ships ready to fit the existing holder on the motherboard. No cables, adapters or drivers are included because none are required. It does not address main-battery runtime, charging issues or power-delivery faults.

Highlights

  • Genuine Dell OEM part ensures exact fit
  • CR2032 3V chemistry maintains BIOS settings
  • Compatible with G5 5590 and G7 7590 7790
  • Supports Precision 7550 motherboard RTC function

Specifications

BrandDELL
Typelaptop-computer-batteries

Questions about this item

How often does the CR2032 CMOS battery need replacement in the G5 5590?

The CR2032 3V coin cell typically lasts several years; replace it when the system clock loses time or BIOS settings reset after power-off.

What is the first limitation when the F90J6 battery depletes under continuous use?

The real-time clock stops keeping accurate time and BIOS configuration reverts to defaults each boot.

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