HP 30020B Installation And Service Manual page 4

LIST OF EFFECTIVE PAGES
I
The List of Effective Pages gives the date of the current edition and of any pages changed in updates to that edition.
Within the manual, any page changed since the last edition is indicated by printing the date the changes were made
on the bottom of the page. Changes are marked with a vertical bar in the margin. If an update is incorporated when
an edition is reprinted, these bars are removed by the dates remain. No information is incorporated into a reprinting
unless it appears as a prior update.
First Edition . . . . . . . . . . . . . . . . . . . . . . . . Jan 1982
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