HP f870x User Manual page 72

Menu option
Anti-flicker
Format
Default
Firmware Version
Description
Domestic power supply
varies by area. It is
recommended that you
should check the "Table of
voltage and frequency of
different countries" for the
correct setting.
Format the memory card
inserted in the equipment.
All the files in the card will
be erased.
The system reverts to the
default setting.
Indicates the current
firmware version.
71
Available option
60Hz / 50Hz
Yes / No
Yes / No