HP T250 - Manual (Page 77)

6.5.7 Frequency
Use the Frequency setting to set the frequency system for your area.
See table below.
1. Power on the camcorder.
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2. Touch the icon or press the Menu Button ( ) then
touch the Settings icon . Touch the Frequency option to
display the submenu.
3. Touch the desired option to match your area.
Frequency setting reference:
UK, Germany, Spain, Italy, France,
Netherlands, Portugal, Russia, China,
Japan
50HZ
60HZ USA, Taiwan, Korea, Japan
4. Touch the icon to exit the Menu mode.