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Small round lithium CMOS battery for Sony Vaio PCG-R505R/DK

DBTLAP

DBTLAP CMOS Battery for Sony Vaio PCG-R505R/DK

SKU CH-T7GY-3XYYC

Replacement lithium CMOS battery for Sony Vaio PCG-R505R/DK motherboards

  • Battery TypeLithium
  • Compatible with Sony Vaio PCG-R505R/DK models
  • Lithium chemistry provides reliable CMOS power retention
  • Tested before shipping to ensure proper function
  • Replaces faulty or cracked original CMOS battery
  • Package includes one ready-to-install CMOS battery

Compatible Sony Vaio CMOS Battery

This DBTLAP lithium CMOS battery is a direct replacement for the Sony Vaio PCG-R505R/DK laptop. It restores the system clock and BIOS settings when the original cell has failed. The unit arrives new and tested for immediate installation on the motherboard.

For Laptops Losing Time or BIOS Settings

Owners of the specified Vaio model who see clock resets or CMOS checksum errors will resolve the issue with this part. It is not a main laptop battery and will not power the system for portable use. Buyers needing a primary power source should look elsewhere.

Lithium Coin-Cell Chemistry

The battery uses lithium chemistry to maintain the real-time clock and CMOS memory while the laptop is unplugged. This single specification determines compatibility with the motherboard's RTC circuit.

Highlights

  • Compatible with Sony Vaio PCG-R505R/DK models
  • Lithium chemistry provides reliable CMOS power retention
  • Tested before shipping to ensure proper function
  • Replaces faulty or cracked original CMOS battery
  • Package includes one ready-to-install CMOS battery

Specifications

Battery TypeLithium

Questions about this item

What laptop model must I own for this CMOS battery to fit?

This battery is made for the Sony Vaio PCG-R505R/DK; it will only work in that exact model.

Will it operate correctly with the original motherboard already installed in that Vaio?

Yes, it is a direct replacement for the factory CMOS cell and restores BIOS timekeeping on the existing board.

How can I verify the battery is functioning after I install it?

Power on the laptop, enter the BIOS setup and confirm the system clock holds the correct date and time after a full shutdown.

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