Planet Technology DVR-470 User Manual
Page 99
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Page 99
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 specification.
2) If the circuit board is wet, dust on circuit board can cause a short circuit. The circuit board,
lug and socket, housing fan and housing should be cleaned by brushing regularly.
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