In article ,
says...

It's actually a 10811-60111 with a seperate decal thats says 3010...I

Possibly it refers to a production change that took place in the 10th
week of 1990 (=60 + 30), in HP date code.

-- jm

------------------------------------------------------
http://www.qsl.net/ke5fx
Note: My E-mail address has been altered to avoid spam
------------------------------------------------------