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Small round lithium CMOS battery with wire lead

DBTLAP

DBTLAP CMOS RTC Battery for HP Pavilion dv7-1273cl

SKU CH-6QYR-ST10B

Lithium CMOS RTC replacement battery for HP Pavilion dv7-1273cl motherboard BIOS clock

  • Battery TypeLithium
  • Compatible with HP Pavilion dv7-1273cl motherboard
  • Lithium chemistry provides reliable timekeeping power
  • Replaces faulty or cracked CMOS battery units
  • Single replacement battery included in package
  • Tested before shipping to ensure functionality

Compatible CMOS Battery for HP Pavilion dv7-1273cl

This replacement CMOS RTC battery is designed specifically for the HP Pavilion dv7-1273cl laptop motherboard. It supplies the low-voltage power needed to retain BIOS settings and the real-time clock when the main battery is removed or depleted. The unit is a lithium coin cell tested before shipping to ensure reliable operation. It addresses the specific need of a motherboard that has lost its time or configuration data.

Motherboard Installation and Cable Fit

The battery connects directly to the motherboard header using its attached lead, requiring no soldering or additional adapters. It fits inside the existing battery compartment or mounting point allocated by the original chassis design. Replacing the cell restores persistent CMOS memory without occupying a drive bay, expansion slot or USB port. Builders working on other laptop models or desktop boards cannot use this specific connector and form factor.

Long-Term Charge Retention Under Load

The lithium chemistry provides a stable voltage output over the multi-year lifespan typical of CMOS circuitry. It sustains the real-time clock and BIOS configuration through repeated main-battery cycles and extended periods where the laptop is unplugged. The cell is not designed to power high-drain components such as the primary system memory or processor. Users seeking a main laptop battery for mobile runtime will need a separate, higher-capacity pack.

Highlights

  • Compatible with HP Pavilion dv7-1273cl motherboard
  • Lithium chemistry provides reliable timekeeping power
  • Replaces faulty or cracked CMOS battery units
  • Single replacement battery included in package
  • Tested before shipping to ensure functionality

Specifications

Battery TypeLithium

Questions about this item

How long does the CMOS RTC battery last before the system clock starts drifting on the HP Pavilion dv7-1273cl?

The lithium cell typically maintains BIOS settings and the real-time clock for several years under normal use; lifespan varies with temperature and how often the laptop is completely unplugged.

Does the replacement battery generate any noticeable heat or noise during continuous operation?

No, the coin-cell runs passively with negligible current draw, so it produces no audible noise and no measurable heat inside the chassis.

What tools or connectors are required to install this CMOS battery on the motherboard?

You need a small Phillips screwdriver to open the laptop base and, on some dv7-1273cl units, a plastic pry tool to reach the battery socket; the replacement plugs directly into the existing two-pin header.

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