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Small round lithium CMOS battery with two wire leads and white connector plug

DBTLAP

DBTLAP CMOS Battery for ASUS U80A 80 Dell Inspiron 1520

SKU CH-S677-4CD0C

Lithium CMOS RTC replacement battery for ASUS U80A and Dell Inspiron 1520 motherboards

  • Battery TypeLithium
  • Replaces the CMOS RTC battery in ASUS U80A laptops
  • Compatible with Dell Inspiron 1520 motherboards
  • Lithium cell tested before shipment
  • Restores BIOS settings and system clock
  • Single replacement unit included in package

Compatible Laptop Models

This CMOS RTC battery fits the ASUS U80A and the Dell Inspiron 1520. It is intended for laptop motherboards that have lost BIOS settings or system time. Buyers who need a main laptop power battery cannot use this part.

Build and Connectors

The lithium cell arrives new and tested before shipping. It serves as a direct replacement for a faulty, cracked or broken CMOS battery on the motherboard. No additional cables or mounting hardware are included in the package.

Thermals and Power

The coin cell draws negligible power while maintaining the real-time clock and CMOS memory. It operates silently with no moving parts and generates no measurable heat during normal use.

Highlights

  • Replaces the CMOS RTC battery in ASUS U80A laptops
  • Compatible with Dell Inspiron 1520 motherboards
  • Lithium cell tested before shipment
  • Restores BIOS settings and system clock
  • Single replacement unit included in package

Specifications

Battery TypeLithium

Questions about this item

What CMOS battery standard does the ASUS U80A use?

The ASUS U80A uses a standard lithium CMOS RTC battery to maintain BIOS settings and the real-time clock when main power is off.

What physical size fits the Dell Inspiron 1520 motherboard?

This replacement matches the original coin-cell form factor for the Dell Inspiron 1520 motherboard socket.

How is the CMOS battery installed on the ASUS U80A?

Open the chassis, locate the coin-cell holder on the motherboard, insert the new cell with the positive side up, and reassemble.

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