Hitachi HT-4139-28 Developer's Manual page 5

Read Prior to Operation
This manual does not describe about the TWAIN standard,
It is necessary to understand the TWAIN standard to develop / test application programs.
Read "HT-4139-28/48 Scanner TWAIN Driver User's Guide" first.
This manual does not describe about the TWAIN driver user interface.
(1) How to scan
There are 3 ways to scan images with this driver.
1) Displaying the user interface of the TWAIN driver and setting parameter to scan images.
With this screen, multiple parameter setting can be saved in a parameter file.
2) Without displaying the user interface of the TWAIN driver, scan images using the
parameters set by 1).
3) Without displaying the user interface of the TWAIN driver, set Capabilities by a triplet
and scan images.
Please switch the parameter file referring to Chapter 2 when operating it by the method
of 2)
The application that can display TWAIN driver's user interface because it sets the
parameter in method of 3) is necessary.
3