First Alert 1501 User Manual page 26

No. Number assigned to hard drive (internal or
external)
Available, Normal, Unformatted
STATE
Total amount of storage space on hard drive and
TOTAL / AVAIL
amount of storage available at the picture quality
selected
Recording time available at the picture quality
LEFT TIME
selected
FORMAT Click to format selected hard drive
OVERWRITE ENABLE means if the HDD space is less than 4G,
it will delete HDD earliest recording file and stop
deleting when the space is 10G
DISABLE means if the HDD space is less than
500M, it will stop recording and display a prompt
in the live view "Please shutdown and replace
HDD"
Click to format DVR hard drive
HDD FORMAT
Click to format device attached to USB (e.g., flash
USB FORMAT
drive)
Click to apply factory-set parameters
DEFAULT
Click to save setup parameters and return to Main
APPLY
Menu
Click keep existing setup parameters and return to
EXIT
Main Menu
22
Operating Menus
Model 1501 User's Manual