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User Manual for Commercial Series Net DVR
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on DVR (wrong IP, port
number, username or
password, ect).
3) Old player SDK (playm4.dll)
Notes:
1) Place the DVR in well ventilated space so that it operates within the allowed range of
temperature and humidity as in specifications.
2) If the circuit board gets wet, dust on circuit board can cause a short circuit. The circuit board,
plug and socket, housing fan and housing should be cleaned by brushing.