Section 3
3-4
3.3. OPERATING PROCEDURE
The front panel of the 6675A consists of a keypad and display area with binding posts for
termination of the resistors to be measured. The keypad consists of :
one set of numeric keys <0,1,2,3,4,5,6,7,8,9> for numeric data entry;
one change sign key <->;
one enter exponent key <E>;
one <CLEAR> data value key;
one <LOAD> data value key.
A set of four cursor movement keys are also provided, in the form of the <up arrow>, <down
arrow>, <left arrow> and <right arrow>.
Four software programmable keys are positioned beneath the display area. These keys take on the
function as displayed in the display area immediately above the key.
Two additional keys are provided to move backward (to last menu level) through the menuing
software <PREVIOUS> and to <CANCEL> the last data entry.
The display is used to provide data information and user function feedback to the operator. The
display is divided into three main areas:
1. status line area; for display of system status information;
2. function key area; for description of function key operation;
3. data area; for display of result data and configuration data.
The following information describes typical displays and corresponding menu descriptions for
associated function keys. Figures 3.2 and 3.3 illustrate the 6675A menu tree.
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