You'll find on these list the instructions and suggestions for both Voice-over and Translation.
Translation Guides:
Using Xbench to QA your work
Déjà Vu X3
File verification in Trados Studio
Voice-over Suggestion:
"How to voice-over" videos
"Recording" Tips
Please consider acquiring SDL Trados Studio to work on a translation project. It's a very efficient & effective tool. It's the most well known tool for translation.