Instruction manual

2.5 Names and Functions of Displays and Keypad
2-9
RF-20A/20Axs
2
 List of Keys That Can Be Operated on Pressing the Display Key
Key Name Function
Edit key To activate the edit mode of the time program (from the initial screen).
Disp key To switch between channel displays when measuring multiple wavelengths.
Scan key To start a spectrum scan.
- Numeric keys To enter numeric values.
Enter key To confirm the values entered for each item setting.
Clear key
Used for the following purposes:
• To initialize the display screen.
• To clear the values entered up to that time while entering the values.
• To clear error messages and cancel alarms.
∗ Note that errors caused e.g. by faults with this instrument cannot be cleared
with this key.
Delete key To delete one line of the displayed program during time program editing.
Function key To move to the next item to the right, or to the next item, on the display screen.
Back key
To scroll backward during time program editing.
To scroll backward through auxiliary function setting screens.
Minus key To enter negative (−) numerical values.