15510. External StorageTotal recording space of 4 bay unit can be expanded largely by connecting DASthrough eSATA port. Follow the directions to enlarge your recording space.10.1 Create a Volume on DASThe current compatible DAS is AXUS FiT Series. We don’t guarantee thequality of other DAS models. Please refer to the manual of AXUS FiT Series tocreate a single volume on DAS.We are unable to create a volume on external storage in NVR setting page, so do NOTskip this step before connecting to NVR device.10.2 Create an External Storage1. Log in to the unit.2. Click RAID & File System / RAID Management.3. You will find External SATA Disk displayed in Disk List.4. Click on the eSATA disk directly to check the disk drive information.