Based on your entry it appears that you have the BCG34HLD4EN model. Please note this for future reference.
Model: BCG34HLD4EN - This model can be found on the Rechargeable Batteries and Battery Chargers Support
NOTE: You may need to refer to your product again to determine the actual model name.
TIP: Model Numbers are usually located on a sticker located on the back or bottom of the unit. They may also be listed on the product manual.
For VAIO® computers, click here for additional information on locating the model name.