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Coin-cell CMOS battery in plastic wrapper with red and black wires and white connector

DBTLAP

DBTLAP CMOS RTC Battery for HP Pavilion dv7-1285dx

SKU CH-0526-983T4

Replacement CMOS RTC battery restores BIOS settings and system clock on compatible HP Pavilion dv7-1285dx laptops

  • Battery TypeLithium
  • Compatible with HP Pavilion dv7-1285dx motherboard
  • Lithium chemistry provides stable CMOS voltage
  • Tested before shipping for reliable operation
  • Direct replacement for faulty RTC battery
  • Single unit included for immediate installation

CMOS RTC Battery for HP Pavilion dv7-1285dx

This DBTLAP lithium CMOS battery replaces the real-time clock cell on the motherboard of an HP Pavilion dv7-1285dx laptop. It maintains BIOS settings and system time when the main power is disconnected. The part is new, tested before shipping and intended solely for motherboard use, not as a main laptop battery.

Who this suits and who should look elsewhere

This battery fits owners of the HP Pavilion dv7-1285dx who need to restore CMOS function after a cell failure. It is not suitable for any other laptop model or for users seeking a primary power source to run the system. Builders working on different platforms must source the correct coin cell for their specific board.

Lithium coin cell specification

The battery uses lithium chemistry to provide the stable low-voltage supply required by the RTC circuit. No other electrical parameters or form-factor details are supplied, so verification against the original motherboard markings is essential before installation.

Highlights

  • Compatible with HP Pavilion dv7-1285dx motherboard
  • Lithium chemistry provides stable CMOS voltage
  • Tested before shipping for reliable operation
  • Direct replacement for faulty RTC battery
  • Single unit included for immediate installation

Specifications

Battery TypeLithium

Questions about this item

Does the DBTLAP CMOS battery fit the HP Pavilion dv7-1285dx motherboard socket?

This replacement cell is made for the HP Pavilion dv7-1285dx motherboard socket.

How do I install the CMOS battery and what step is often missed?

Open the case, unplug the old cell, insert the new lithium unit with correct polarity, then reset BIOS time and date.

When will the CMOS battery need replacing again?

The lithium cell typically lasts several years; replace it when the system loses time or shows CMOS checksum errors.

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