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Small round lithium CMOS battery with two wire leads

DBTLAP

DBTLAP CMOS Battery for Dell Inspiron 1100

SKU CH-RTXA-K6CHY

Replacement CMOS battery restores BIOS settings on Dell Inspiron 1100 laptops

  • Battery TypeLithium
  • Compatible with Dell Inspiron 1100
  • Lithium chemistry provides stable CMOS power
  • Replaces faulty or cracked RTC battery
  • Each unit tested before shipping
  • Ready-to-install replacement for motherboard BIOS backup

Compatible CMOS Battery for Dell Inspiron 1100

This DBTLAP lithium cell replaces the CMOS BIOS RTC battery on the motherboard of a Dell Inspiron 1100 laptop. It is a small coin-type component that maintains system time and firmware settings when the main power is disconnected. The unit is supplied new and tested before shipping. It is not a main laptop battery and will not power the portable computer itself.

For owners of a Dell Inspiron 1100

The part suits anyone whose Inspiron 1100 loses the date, time or BIOS configuration after shutdown. It will not help users who need a replacement for the primary rechargeable battery pack that runs the laptop away from mains power. Builders working on other Dell models or different brands should verify the exact coin-cell specification before purchasing this item.

Simple two-wire connector swap on the motherboard

Installation requires opening the laptop chassis to reach the motherboard socket, then unplugging the old cell and pressing the new connector into place. Polarity is fixed by the plug shape, so incorrect orientation is unlikely. The most common issue is limited access to the header on some Inspiron 1100 revisions, which may require partial disassembly of the keyboard deck or palm rest.

Highlights

  • Compatible with Dell Inspiron 1100
  • Lithium chemistry provides stable CMOS power
  • Replaces faulty or cracked RTC battery
  • Each unit tested before shipping
  • Ready-to-install replacement for motherboard BIOS backup

Specifications

Battery TypeLithium

Questions about this item

Does the Dell Inspiron 1100 laptop need any special tools or soldering to install this CMOS battery?

The battery is a direct replacement for the original CMOS unit on the Inspiron 1100 motherboard. No soldering is required; it plugs into the existing battery connector.

Will this lithium CMOS battery work if the Inspiron 1100 originally shipped with a different battery chemistry?

Yes. The lithium cell provides the same 3 V output the motherboard expects, so it keeps the real-time clock and BIOS settings alive regardless of the original chemistry.

After fitting the battery, how can I confirm the CMOS is holding settings on the Inspiron 1100?

Enter the BIOS, set the date and time, save and exit, then power the laptop off completely for several minutes. On restart the clock should still show the correct time.

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