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Instruction Manual
IM-106-5500, Original Issue
August 2005
4-3
CCO 5500
KEY OPERATION Each mode is accessed sequentially by each push of the MODE key.
Figure 4-1 illustrates the display and keys of the signal processor. After a
mode has been selected, the ARROW keys will select the various options
within these modes. The ENTER key will input the displayed value, and may
step the cursor to the next option, if this is applicable.
1. Mode Key. Pressing the MODE key will either take the instrument to the
next mode of operation, or back to the operating mode if pressed from
within a mode.
2. Arrow Keys. Pressing the ARROW keys will do one of two things
depending on the position in the program:
• It will increase › or decrease fl the displayed value. If the key is
held down it will scroll quickly to the desired value.
• It will step through the available options within a mode or sub
mode.
3. Enter Key. Pressing the ENTER key will do one of two things depending
on the position in the program:
• It will input the displayed parameter value, or
• It will select the displayed mode or option from within a mode or
sub mode.
NOTE
Allow time for the instrument to respond to a key instruction, otherwise a
double key entry may be recorded.
PROGRAM TREE Figure 4-2 illustrates the main program of the CCO 5500.