Teledyne TEXIO PTE6-200 Operating Instructions Manual page 58

Percent Oxygen Analyzer
The following buttons are used to change the keypad mode.
: special character button (only displays when needed)
: Number display setting button.
: upper case letters display button.
: lower case letters display button.
Pressing any of the above icons will display the type and format of
the characters available:
Qwerty pad: Lower case letters (select
currently enacted):
Qwerty pad: Upper case letters: (Select
currently enacted):
Teledyne Analytical Instruments
Operation
if another format button is
if another format button is
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