EN
PRECAUTIONS:
• Do not expose this device to temperatures outside the range of 0°C to +50°C
for operating or -20°C to +60°C for storage.
• Do not expose this device to environments outside of the following humidity
range: 10-90% RH (non-condensing).
• Do not install HDD while device is powered on.
• Do not power cycle the device during system bootup or firmware upgrade. It may
corrupt firmware and damage the device.
• Only use supplied power adapter. Other adapter may damage the product and
void the warranty.
• Please follow this guide before operating the device.
CHANGE OR MODIFICATIONS TO THIS PRODUCT NOT EXPRESSLY AP-
PROVED BY GRANDSTREAM NETWORKS, INC., OR PERATION OF THE
PRODUCT IN ANY WAY OTHER THAN AS DESCRIBED BY THIS GUIDE
COULD VOID THE FACTORY WARRANTY.
REPRODUCTION OR RETRANSMITTAL OF THE ENTIRE OR ANY PART OF
THIS DOCUMENT, IN ANY FORM OR BY ANY MEANS, ELECTRONIC OR
PRINT, FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMIS-
SION FROM GRANDSTREAM NETWORKS, INC. IS NOT PERMITTED.
PACKAGE CONTENT:
1 x Main Case
2 x SATA
4 x SATA
Power Cable
Data Cable
18 x HDD
4 x Mount Bracket
Screws
with 12 Screws
1
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1 x Power Adapter
2 x Wire
1 x Remote Controller
Clamper
1 x Ethernet Cable
1 x Quick Installation Guide
OVERVIEW:
GVR3550 is a NVR device with high performance and large HDD capacity. It pro-
vides a set of unified remote monitor system solution for small and medium-sized
enterprises at low cost. It is equipped with HDD detection and management, net-
work configuration, alarm event list, remote/local quick search, integrated local
and remote preview, multiple screen display and alarm record. It also supports
quick operation using mouse, keyboard, remote controller and front panel buttons.
INSTALL THE HDD:
1. Install the supplied screws to the 4 holes on the bottom of the HDD loosely.
2. Remove the 8 screws on back and side panel of the device then open the
cover panel.
2