HIKVISION DS-2DF5220S-DE4/Ww User Manual page 134

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User Manual of Network Speed Dome
Problem
be
controlled
but not
smoothly.
© Hikvision
Possible Reasons
2. RS485+ or RS485-wire is
broken.
3. The speed dome is too far away
from the remote control device.
4. Too many speed domes are
connected.
To Solve the Problem
2. Change a RS485 wire.
3. Add a terminal resistor.
4. Add a RS485 distributor.
133

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