NAC Image Technology Memrecam Q1v User Manual page 48

Get the Black Balance
４
Press the update black balance button
５
Enable/disable the black balance
６
Remove the lens cap for filming
Once the black balance is obtained, the previous black balance corrected data is overwritten.
Make sure not to get the black balance before downloading the memory backup data.
 The following statuses are recommended.
NONE：The black balance isn't ready.
BUSY：Getting the black balance.
VALID：Finished getting the black balance.
 Select ON/OFF to enable/disable the setting.
ON：Use black balance corrected data.
OFF：Do not use black balance corrected data.

Film using the black balance corrected data.
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