the solution if you're having problems printing a mail mergeddocument.

[Dr.Tim]

http://word.tips.net/Pages/T001126_Printing_Portions_of_Mail_Merged_Documents.html
"
1. Choose the Replace option from the Edit menu, or press Ctrl+H.
Word displays the Replace tab of the Find and Replace dialog box.
(Click here to see a related figure.)
2. In the Find What box, enter ^b. This is the code for a section
break.
3. Click on the No Formatting button, if it is available. This
removes any formatting specifications in what you are searching
for. (You may need to click on the More button to see the No
Formatting button.)
4. In the Replace With box, enter ^m. This is the code for a page
break.
5. Click on the No Formatting button, if it is available. This
removes any formatting specifications in what you are replacing with.
6. Click on Replace All.

Now you can print as normal, entering a range of page numbers you want
to print."

 

[Doug Robbins - Word MVP]

http://word.tips.net/Pages/T001126_Printing_Portions_of_Mail_Merged_Documents.html
"
1. Choose the Replace option from the Edit menu, or press Ctrl+H.
Word displays the Replace tab of the Find and Replace dialog box.
(Click here to see a related figure.)
2. In the Find What box, enter ^b. This is the code for a section
break.
3. Click on the No Formatting button, if it is available. This
removes any formatting specifications in what you are searching
for. (You may need to click on the More button to see the No
Formatting button.)
4. In the Replace With box, enter ^m. This is the code for a page
break.
5. Click on the No Formatting button, if it is available. This
removes any formatting specifications in what you are replacing with.
6. Click on Replace All.

Now you can print as normal, entering a range of page numbers you want
to print."

That is totally unecessary and in some cases, may be undesirable.

All that you have to do is specify the Section of the document that you
want to print - s1, s3, s7-s9 etc.