EVS7148S - Server Dahua Technology - Free user manual and instructions
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| Product Type | Network Video Recorder (NVR) Server |
| Brand | Dahua Technology |
| Model | EVS7148S |
| Number of HDD Bays | 8 |
| Max Storage Capacity | 64 TB (8 x 8 TB HDD) |
| RAID Levels Supported | 0, 1, 5, 6, 10 |
| Network Interfaces | 2 x Gigabit Ethernet (RJ-45) |
| Max Video Channels | 48 IP cameras |
| Max Recording Resolution | 12 MP |
| Video Compression | H.265, H.264, MJPEG |
| Operating System | Embedded Linux |
| Power Supply | 100-240V AC, 50/60 Hz |
| Power Consumption | ≤65 W (without HDDs) |
| Dimensions (W x D x H) | 440 x 350 x 88 mm (1U) |
| Weight | 8.5 kg (without HDDs) |
| Operating Temperature | 0°C to 55°C |
| Storage Humidity | 10% to 90% (non-condensing) |
| Cooling Fans | 2 x smart fans |
| USB Ports | 2 x USB 3.0, 2 x USB 2.0 |
| HDMI Output | 1 x HDMI 1.4 (1080p) |
| VGA Output | 1 x VGA (1080p) |
| Remote Management | Web browser, CMS, mobile app |
| Security | Password protection, IP filtering, HTTPS |
| Maintenance | Regular cleaning of vents, check HDD health |
| Repairability | Hot-swappable HDDs, replaceable fans and PSU |
Frequently Asked Questions - EVS7148S Dahua Technology
How many hard drives can the EVS7148S support?
The EVS7148S supports up to 8 SATA hard drives (3.5" or 2.5"), with a maximum storage capacity of 64 TB.
What RAID levels are available?
RAID levels 0, 1, 5, 6, and 10 are supported for data redundancy and performance.
How do I install or replace a hard drive?
The HDDs are hot-swappable. Simply remove the front panel, unlock the drive tray, insert or replace the HDD, and secure it. The system will automatically detect the new drive.
Can I access the NVR remotely?
Yes, you can access it via web browser (HTTP/HTTPS), Dahua CMS software, or mobile apps (iOS/Android) using the device's IP address or DDNS.
What is the maximum number of IP cameras supported?
The EVS7148S can manage up to 48 IP cameras with recording resolutions up to 12 MP.
How do I reset the admin password?
Press and hold the reset button on the rear panel for 10 seconds, or use the 'Forgot Password' feature on the web interface after connecting a monitor and mouse.
What are the network requirements for setup?
Connect the NVR to your network via one of the two Gigabit Ethernet ports. Ensure your router assigns an IP address via DHCP or configure a static IP manually.
Can I expand storage using external enclosures?
External USB drives are supported for backup or additional storage, but internal HDD bays are the primary storage. eSATA is not available.
How do I clean the device?
Power off, unplug, and use a soft dry cloth to clean the exterior. Use compressed air to remove dust from ventilation grilles. Avoid liquids.
What should I do if the device overheats?
Check that fans are working, ensure vents are clear, and ambient temperature is below 55°C. If issues persist, contact Dahua support.
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USER MANUAL EVS7148S Dahua Technology
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Product information
Brand : Dahua Technology
Model : EVS7148S
Category : Server