Missing your Dynabook (formerly Toshiba) user guide for your netbook?

As an industry-leading manufacturer, Toshiba introduced the world's first laptop computer in 1985 and in 1989 the world' s first notebook computer dynabook followed. In 2018, Sharp Corporation acquired approximately 80% of Toshiba's computer business and in 2019 the computer segment changed it´s brandname and is known worldwide as "Dynabook" since then.

Do you have a question about your Dynabook notebook? Do you need help because of the wide range of controls and features? In order to be able to make settings on the device or to get further help, the manual is required as a source of information. If you can get access to the right user manual here, you can solve your handling or configuration problems. 

Where can I find a user manual for my Dynabook laptop?
Dynabook supports all service partner with important service information such as service manuals and spare parts information. The Dynabook user manual contains all essential Information for final customers to use the product under right conditions. We have determined the official Dynabook support website where can you quickly find your user manual.

You can find the service download area under the following link:


Dynabook (formerly Toshiba) User Manual Download Service


Dynabook Ideas & Know How:

Question: I have problems with the AC power supply unit connected to my Dynabook (formerly Toshiba) Laptop. The  power unit do not deliver any output voltage. Can i use a cheap universal adapter?
Answer: No, use only the original spare part. The correct voltage and the required safety features are very important to avoid damages.

Do you know any trick for your Dynabook product that saved you a lot of time? Just let us know about it and share your knowledge with other users.


User manuals can be downloaded online for the following Dynabook portable models (excerpt)

Dynabook (formerly Toshiba) Portables - Laptops / Notebooks

Portege A30-C, Portege A30-D, Portege A30-E, Portege A30T-D, Portege A30T-C, Portege R30-A, Portege R30-E, Portege R830, Portege R930, Portege WT20-C, Portege WT30-E, Portege X20W-D, Portege X30-D, Portege X30-E, Portege X30-F, Portege X30L-G, Portege X30T-E, Portege Z10T-A, Portege Z20T-B, Portege Z30-A, Portege Z30-B, Portege Z30-C, Portege Z830, Portege Z930, Satellite P30W-B, Satellite P40-A, Satellite P50, Satellite P50T, Satellite P70-A, Satellite P750, Satellite P755, Satellite P840, Satellite P850, Satellite P845, Satellite P855, Satellite P870, Satellite P875, Satellite L12-C, Satellite L40-A, Satellite L50-A, Satellite L50-C, Satellite L50T-B, Satellite L70-A, Satellite L830, Satellite L840, Satellite L850, Satellite L855, Satellite L870, Satellite L875, Satellite L950, Satellite L955, Satellite Pro A30-C, Satellite Pro A40-C, Satellite Pro A50-A, Satellite Pro A40-A, Satellite Pro A70-A, Satellite Pro C850-B, Satellite Pro R40-C, Satellite Pro R840, Satellite Pro R850, Satellite Pro NB10-A, Tecra A40-C, Tecra A50-A, Tecra A50-C, Tecra C50-B, Tecra C50-C, Tecra X40-D, Tecra X50-F, Tecra Z40-A, Tecra Z40T-B, Tecra Z50-A

and much more.

User Manual Information

A user manual shows you all important operating steps and the correct handling of the product.
All useful information published in a user manual should be easy to read so that you can understand all technical operating instructions.
Please follow the instructions in your user manual as well as the operating conditions and safety instructions to ensure that the product functions properly and remains usable for a long time.
Only use the manufacturer's operating instructions.