When
you turn
on
the 4339B
for the
rst time
, conrm
the power
line frequency
is set
correctly.
1. Press
. The following menu is displayed.
2. Press until ``more'' blinks, and press .
3. Press until ``Line'' blinks, and press .
A blinking item means that it is currently selected.
4. If the setting does not match the power line frequency, press to toggle the setting
between ``50 Hz'' and ``60 Hz''. Then press .
5. Press
until ``Exit'' blinks, and press to exit this menu.
The power line frequency setting is stored and is not changed after reset or power-o. Once
you set it, you do not need to set the line frequency again as long
as the same power line
frequency is being used.