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Small round silver lithium coin cell battery for ASUS Z9100

DBTLAP

DBTLAP CMOS Battery for ASUS Z9100

SKU CH-CYR5-WQ8C8

Replacement lithium CMOS battery for ASUS Z9100 motherboards, tested before shipping

  • Battery TypeLithium
  • Lithium chemistry provides reliable RTC power
  • Direct replacement for ASUS Z9100 motherboard
  • Pre-tested unit ensures immediate operation
  • Eliminates BIOS errors from dead cell
  • Single battery packaged for quick swap

Purpose and fit

The DBTLAP CMOS battery is a lithium coin cell designed for the ASUS Z9100 laptop motherboard. It replaces a depleted BIOS RTC battery that causes lost system time and configuration settings. This part is for technicians or owners servicing that specific model. It is not a main laptop power pack and will not run the system.

What the package changes

One tested battery arrives ready to install, removing the need to source a separate CR-type cell. Swapping it restores CMOS memory retention so the firmware clock and boot parameters survive power loss. The single-unit pack suits a one-time repair rather than a workshop stock.

Capacity and limits

The cell provides the standard voltage required for real-time clock and CMOS memory keep-alive on the Z9100 platform. It handles normal standby intervals for the motherboard firmware. It cannot power any operational components, charge the main battery, or substitute for a failed primary power subsystem.

Highlights

  • Lithium chemistry provides reliable RTC power
  • Direct replacement for ASUS Z9100 motherboard
  • Pre-tested unit ensures immediate operation
  • Eliminates BIOS errors from dead cell
  • Single battery packaged for quick swap

Specifications

Battery TypeLithium

Questions about this item

How often will the CMOS battery need to be replaced in the ASUS Z9100?

The lithium CMOS battery typically lasts several years; replace it when the system loses BIOS settings or shows a CMOS checksum error at boot.

What is the first limit reached when the laptop runs continuously on mains power?

The CMOS battery is not used while the laptop is on mains power, so sustained use does not drain it; the limit is its shelf life over years.

Does the CMOS battery generate any heat or noise during all-day operation?

No, the lithium CMOS battery is a passive component that produces no heat and makes no noise while the laptop runs.

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