________________________________________________ Guess I'm answering my own question. What calibration method to use with my AI Powerbook? However, I've also discovered something else. Closer reading and examination reveals the second method for calibration is all about the "Safe Sleep" mode introduced on the fall 2005 AI PB and the Intel PB's. http://docs.info.apple.com/article.html?artnum=302477 What I did find was an unauthorized Apple hack (my favourite kind) that enables "Safe Sleep" mode on a number of earlier model Powerbooks. http://matt.ucc.asn.au/apple/machibernate.html Hmm... R. >Door bell went off before 8 AM today. Surprised to see a courier - >even more surprised to see small package from Apple. Replacement >battery for the AI 1.67 Powerbook. Shortest 6-8 weeks I've ever >seen. Maybe because I am Applecared? My portable is the Spring 2005 >- 1.67 GHz model with a Superdrive and not the last version which >was the DL Superdrive model from the Fall of 2005. Which leads to my >question... > >Anybody know if I should follow the latest instructions for >calibrating the new battery. Or just the original that is still >posted on the web site? >http://docs.info.apple.com/article.html?artnum=86284 I think I'll >do the most recent calibration technique as this is the most recent >style of battery. > >Suggestions? > >Rod