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Small round lithium CMOS battery with two wire leads, model 1217

DBTLAP

DBTLAP CMOS Battery for HP Pavilion dv4-1217la

SKU CH-4J8H-YXMME

Lithium CMOS battery maintains BIOS settings on HP Pavilion dv4-1217la motherboards

  • Battery TypeLithium
  • Compatible replacement for HP Pavilion dv4-1217la
  • Lithium chemistry provides stable CMOS power
  • Tested before shipping to ensure reliability
  • Replaces faulty or cracked original battery
  • Single unit supplied ready to install

Compatible CMOS Battery for HP Pavilion dv4-1217la

This replacement CMOS battery restores BIOS settings and real-time clock function on the specified HP Pavilion model. It is intended for laptop owners or repair technicians who need to fix a dead or failing motherboard coin cell. The lithium cell arrives tested and ready for installation.

Package includes one pre-tested lithium coin cell

The single battery ships without cables, adapters or software because none are required for this motherboard component. A verified working cell eliminates the trial-and-error of untested alternatives and reduces the chance of a repeat failure after reassembly.

Direct replacement for the original RTC cell

The lithium chemistry provides the expected voltage and capacity to maintain CMOS data during long periods without mains power. It will not resolve faults unrelated to the real-time clock, such as main battery charging issues or power-delivery failures on the motherboard.

Highlights

  • Compatible replacement for HP Pavilion dv4-1217la
  • Lithium chemistry provides stable CMOS power
  • Tested before shipping to ensure reliability
  • Replaces faulty or cracked original battery
  • Single unit supplied ready to install

Specifications

Battery TypeLithium

Questions about this item

How often should the CMOS battery in the HP Pavilion dv4-1217la be checked or replaced?

The lithium CMOS battery maintains BIOS settings and the real-time clock; typical service life spans several years before voltage drops enough to require replacement.

What is the first limitation noticed when the CMOS battery weakens during continuous operation?

The system clock loses time and BIOS settings revert to defaults each cold start, signalling the cell can no longer sustain the RTC circuit.

Does the CMOS battery generate noticeable heat or noise while the laptop runs all day?

No, the coin cell draws microampere current and operates silently with no measurable temperature rise during normal use.

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