Nvr21Hs-S2/21Hs-P-S2/21Hs-8P-S2/41Hs-4Ks2/41Hs-P-4Ks2/41Hs-8P-4Ks2/ 1Ahs/1A Hs-4P/1Ahs-8P/21Hs-4Ks2/21Hs-P-4Ks2/21Hs-8P-4Ks2 Series; A Hs-4P/1Ahs-8P/21Hs-4Ks2/21Hs-P-4Ks2/21Hs-8P-4Ks2 Series; 4Ks2/52-16P-4Ks2E/54-16P-4Ks2E/58-16P-4Ks2E Series - Dahua NVR21-S2 Series User Manual

USB port
Network
abnormal
indicator light
HDD
abnormal
indicator light
Record light
IR Receiver
2.1.6 NVR21HS-S2/21HS-P-S2/21HS-8P-S2/41HS-4KS2/41HS-P-4KS2/41HS-8P-4KS2/
1AHS/1A HS-4P/1AHS-8P/21HS-4KS2/21HS-P-4KS2/21HS-8P-4KS2 Series
The front panel is shown as below. See Figure 2-6.
Please refer to the following sheet for front panel button information.
Icon
HDD
NET
POWER
2.1.7 NVR/22-S2/22-P-S2/22-8P-S2/42-16P/42N/52-4KS2/52-8P-4KS2/52-16P-4KS2/42-
4KS2/42-P-4KS2/42-8P-4KS2/42-16P-4KS2/5224-24P-4KS2/54-4KS2/54-16P-4KS
2/44-4KS2/44-16P-4KS2/5424-24P-4KS2/58-4KS2/S258-16P-4KS2/48-4KS2/48-16
P-4KS2/2A16/22-4KS2-22-P-4KS2-22-8P-4KS2/52-16P-4KS2E/54-16P-4KS2E/58-
16P-4KS2E Series
The
NVR22-S2/NVR22-P-S2/22-8P-S2/42-16P/42N/52-4KS2/52-8P-4KS2/52-16P-4KS2/42-4KS2/42-P-4KS
2/42-8P-4KS2/42-16P-4KS2/5224-24P-4KS2/2A16/22-4KS2/22-P-4KS2/22-8P-4KS2/52-16P-4KS2E ser
To connect USB storage device, USB mouse.
Network error occurs or there is no network connection, the
Net
light becomes red to alert you.
HDD error occurs or HDD capacity is below specified
HDD
threshold value, the light becomes red to alert you.
System is recording or not. It becomes on when system is
1-16
recording.
It is to receive the signal from the remote control.
IR
Name
HDD status indicator
light
Network status indicator
light
Power status indicator light
USB port
Figure 2-6
Function
The blue light is on when the HDD is malfunction.
The blue light is on when the network connection is
abnormal.
The blue light is on when the power connection is
OK.
Connect to peripheral USB storage device, mouse
and etc.
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