Q-See QSNDVR16M User Manual page 49

[ENTER]→ YES [MENU]→ NO"
(* represents A B C D)
Press enter key to format the HDD, Press menu key to cancel this operation.
Attention: The format time depends on the HDD capacity, the larger the HDD the longer the time. Normally, a 40G HDD takes
about eighty seconds. If a CD/DVD drive is connected to an ATA interface, there will be three HDDs and one CD-ROM displayed.
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