I have just spent several days and hours trying to Download this manual from the Lotus USA web site.
It seems that this is an ongoing problem but thanks to the many post on this subject I have now got all the files.
Here is the method I used to download the files.
First use the link provided in (Road Dad's post) to sign up and make your pay pal payment.
Lotus Subscribe
You should soon receive an email with your Subscription Receipt for Lotus Tech Info
When you have use the link provided in (agirls post) to get to the download site.
Lotus Subscriber - Log-in
Enter your user name and password and you should now be able to download your files.
This method worked for me so thanks to the above members for the links provided.
I hope this saves you some time and a whole load of frustration.
Good Luck.