CCTV Camera Pros iDVR-PRO A Series DVRs - Manual (Page 124)

Appendix
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Appendix
Compatible HDD Specifications
Maximum SATA Speed
~ SATA1(1.5G) : Can be used
~ SATA2(3.0G) : Can be used
~ SATA3(6.0G) : Devices of backward compatibility to SATA2 (3.0G) can be used.
Maximum Start-up Current 12V, 2A (or lower)
Maximum Average Operation Power
Consumption
7W (or lower)
Maximum R/W Latency Latency (Read: 13ms / Write: 13ms) or smaller
 Use 3.5 ” HDD disks.
 Using HDD devices other than recommended specifications may cause serious problem.
 For further information of HDD specifications, refer to the applicable data sheet of the HDD manufacturer.