I.R.I.S. 808 Digital Video Recorder - Manual (Page 24)

 Hard disk drive
Make sure to install one 2.5” SATA hard disk (Max. storage size 1TB) inside
the DVR. The steps are as below:
1. Unlock the DVR host, and then pull out the DVR host. (If the DVR host is
connected with +5VDC power supply, please disconnect the power supply.)
2. Use a screwdriver to uncover the DVR host.
3. Use a screwdriver to fix the SATA HDD as shown.
4. Use a screwdriver to fix the HDD rack in the DVR host as shown.
5. Connect the cables, and use tape to fix the cable connectors firmly as shown.
6. Cover the DVR host.
7. Place the DVR host inside the outer chamber and lock the DVR host if
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