User Manual – Rev BE AMETEK Programmable Power
MX Series 105
CURSOR DOWN The DOWN key moves the cursor position downwards
one position to the next available cursor position. If the
present cursor position is at the bottom of the left-hand
column, the cursor is moved to the top position of the
right-hand column. If the present cursor is at the
bottom of the right-hand column, the cursor is moved
to the top of the left-hand column. Figure 4-6 depicts
the cursor movement through a two-column menu.
Figure 4-6: Cursor DOWN Key Movement
The decimal keypad can be used at any time in lieu of the shuttle knob to
change output parameters. Direct data entry is often faster to effect large
changes in values than using the shuttle knob. Note that pressing the ENTER
key while in SET mode of operation will cause the AC source to revert to
IMMEDIATE mode. Thus, to change all parameters in SET mode, enter a value
for each field and then proceed to the next field without pressing the ENTER
key.
0 through 9. The numeric keys provide all decimal number for entry
of parameters.
DECIMAL POINT The decimal point key is used to enter fractional parts
of values for fields that have a resolution less than 1.
The amount of resolution for each menu field is
normally visible on the LCD. If more digits are entered
after the decimal point than can be accepted by a field,
the value is automatically rounded to the available
resolution when the ENTER key is pressed.
BACKSPACE The BACKSPACE (←) key can be used to erase one digit
at a time if you make a data entry error.
4.1.6 LCD Display
The LCD display of the MX Series power source provides information on
instrument settings and guides the user through the various menus. To ease
reading of the displayed information, most screens are widely spaced. A sample
of the main menu 1 screen that appears when the MX Series source is powered
up is shown in Figure 4-7.
Due to the amount of space available on each screen, some menus have been
split into parts. The MORE selection located at the bottom right hand side
provides access to menu choices at the same level that did not fit on a single
screen. Thus, to access MENU 2, the cursor should be placed on the ‘MORE’
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