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) Pla ce the DVR in well ventilate d space so that it operates wi thin 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.