Benchmark Scientific TC9639, User Manual, Page: 6 / 29

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2. Touch screen Buttons
Table 2 and Figure 3 describe the buttons and virtual keyboard common to many of the screens.
IMPORTANT!
Do not use sharp object (e. g., a pencil) on the touch screen as they may scratch the surface.
Table 2 Functions of various buttons
Button Function
Closes current screen without changing any parameters and returns to previous screen.
Accepts current parameter setting and closes the screen.
Moves between pages (i. e., Page Up and Page Down).
Scrolls left or right to view a graph or curve.
Figure 3 Virtual keyboard in the screens of the Thermal Cycler
Text is entered with the virtual keyboard:
To... Touch...
Enter a letter/number A letter/number button.
Switch the keyboard, enter capital letters/
lowercase letters
/
Switch the keyboard, enter numbers or
special symbols
Switch the keyboard, enter letters
Delete the last character in an input field