Gvr3550 Product Appearance; Figure 1 Gvr3550 Front Panel; Table 3 Optional Equipment List; Table 4 Gvr3550 Front Panel Buttons Explanation - Grandstream Networks GVR3552 User Manual

Table 3 Optional Equipment List

Device Name
Video Display Device
IP Cameras
Keyboard
Mouse
Hard Disk Driver
Audio Device
Alarm Device
Green Phoenix (Wire
holder)

GVR3550 PRODUCT APPEARANCE

Table 4 GVR3550 Front Panel Buttons Explanation

No.
1
2
3
GVR3550/GVR3552 User Manual
Number
Monitor, display or TV (either OK but at least one
1
required)
1 (Minimum) IP Network Cameras
Optional USB Keyboard
Optional USB Mouse
1 (Minimum) Compatible SATA HDD, Max. capacity 4TB.
Optional Audio In/Out Device: microphone, speaker, pickup.
Alarm In/Out Device: smoke sensor, IR sensor,
Optional
magnetic sensor, siren, etc.
GVR3552 should prepare itself. To connect to
Optional
external input/output alarm

Figure 1 GVR3550 Front Panel

Buttons
Power indicator.
Network Indicator.
 Dark: Abnormal network connection or has no access
to network
 Green: Normal network connection
 Flashing: Transmitting data...
HDD Indicator.
Solid green: HDD perfectly working

 Flashing: Reading data...
 Nark: No HDD detected
Explanation
Explanation
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