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Small coin-cell CMOS battery in plastic bag

DBTLAP

DBTLAP CMOS RTC Battery For SONY VAIO VPCY11S1E

SKU CH-YEDH-R10YV

A lithium CMOS RTC replacement battery for Sony VAIO VPCY11S1E motherboards, tested before shipping

  • Battery TypeLithium
  • Replaces the faulty CMOS battery on VAIO VPCY11S1E
  • Lithium cell keeps BIOS clock and settings accurate
  • Tested before shipping so it works on first fit
  • Single-unit pack gives exactly one replacement battery
  • Direct-fit design avoids motherboard compatibility issues

DBTLAP CMOS RTC Battery for Sony VAIO

This DBTLAP lithium CMOS RTC battery is a direct replacement for the Sony VAIO VPCY11S1E motherboard. It restores BIOS clock and configuration retention when the original cell fails. The unit ships new and tested, ready for installation on the system board. One battery is included in the package.

Suitable for owners fixing a dead CMOS cell

It suits technicians and owners who need a tested lithium coin cell to replace a faulty, cracked or broken CMOS battery on this specific VAIO model. Builders looking for a main laptop power battery or a different form-factor coin cell should look elsewhere.

Maintains BIOS settings under continuous idle load

The lithium chemistry delivers stable voltage during long periods when the laptop is unplugged or powered off. It sustains the real-time clock and CMOS memory without rapid self-discharge. The cell is verified before shipping to ensure reliable long-term operation.

Highlights

  • Replaces the faulty CMOS battery on VAIO VPCY11S1E
  • Lithium cell keeps BIOS clock and settings accurate
  • Tested before shipping so it works on first fit
  • Single-unit pack gives exactly one replacement battery
  • Direct-fit design avoids motherboard compatibility issues

Specifications

Battery TypeLithium

Questions about this item

Do I need a connector or cable already on my motherboard to fit this DBTLAP CMOS RTC battery?

The battery is designed as a direct replacement for the original CMOS RTC cell on the VAIO VPCY11S1E motherboard, so the existing connector on the board is used.

Will this lithium CMOS battery work if I keep the original charger and main battery in my VAIO VPCY11S1E?

Yes, the CMOS RTC battery operates independently from the main laptop battery and charger, maintaining BIOS settings and the real-time clock alongside them.

How can I confirm the DBTLAP CMOS battery is functioning after I install it in the VAIO VPCY11S1E?

After installation the system clock should keep the correct time and BIOS settings should remain saved through full power-off cycles.

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