Chapter 3 Keyboard
18
level menu) → function code (second level menu) → function code settings (third level
menu) . The operation flow is shown in the figure.
Description: return to the second-level menu from the third-level menu by pressing PRG
key or ENTER key. The difference between the two keys : press ENTER to return the
second-level menu and save parameters setting before returning, and automatically
transfer to the next function code; press PRG to return directly to the second-level menu,
do not save parameters setting,and return to current function code .
Example 1 :restore factory default