Dynabook |
Battery Check.


Please follow these steps to check if your battery pack is affected and qualifies for a replacement.

*To automatically check if your battery is affected, click here to download a Battery Check Utility.
Please look on the bottom cover of your PC to find the Toshiba Model/Serial Sticker Label like below. Or click here to download a Toshiba Product Information tool that will detect and display the PC model and serial number.

Serial Sticker:


Please Remove the battery and find the battery part number and serial number. The battery part number begins with G71C (G71C*******). The battery serial number begins with one or two letters and ends with three letters (A********ABC). You may find the battery part number and battery serial number on the main battery label and/or small labels located on the side of battery pack.
* On certain battery packs the battery part number is printed in small lettering. The battery part number will begin with (G71C*******) and is located on a barcode label to the left or bottom of the barcode. If you are unable to read the battery part number you can download our Battery Check Utility by clicking the link at the top of this page.
How to remove the battery pack: 1) Unlock the latches or remove the screws which secure the battery pack to your laptop.
Case 1: Battery secured with latches
Case 2: Battery secured with screws

2) Then slide out or pull up the battery pack from your laptop.

How to find battery part number and serial number:
After removing your battery pack, please find the label by using the instructions below.

Label sample:
Case 1: battery part number and serial number on one label:

Case 2: battery part number and serial number on two labels: