HIKVISION DS-9104HFI-ST series Quick Operation Manual page 12

Quick Operation Guide of Digital Video Recorder
No. Name
1 POWER
2 STATUS
3 Tx/Rx
4 IR Receiver
5 USB Interface
Function Description
POWER indicator turns green when DVR is powered up.
STATUS indicator lights in red when data is being read from or written to
HDD.
Tx/Rx indictor blinks green when network connection is functioning properly.
Receiver for IR remote.
Connects USB mouse or USB flash memory devices.
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