Pentax EI-200 Operating Manual page 21

Regarding other review mode functions
• To delete a number of pictures at the same time, select the pictures you wish to delete,
and select [Delete] from the menu.
• When the group function is used, the selected pictures can be collected into one group,
given a name, and saved. Pictures in the group can be retrieved using the group name.
p.103
• When a function of a particular category is used, the selected picture is classified by
being given an icon of that particular category. The picture with the assigned category
can then be retrieved from that particular category.
Comparing pictures, and deleting unnecessary pictures / Edit mode
p.96
p.102
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