Dahua DHI-ARC3008C, User Manual

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User’s Manual
112
10 FAQ
1. Q: The alarm controller does not start after it is powered on.
A: The possible reasons are as below.
●
Power input is incorrect.
●
AC adapter damage that results in there being no 14.5 VDC output.
●
No power input.
●
Program upgrading error.
●
Main board damage.
2. Q: The alarm controller automatically restarts several minutes after it starts up, or it often crashes.
A: The possible reasons are as below.
●
The input voltage is not stable or too low.
●
Poor heat dissipation, too much dust, or the environment of the device is unsuitable.
●
Hardware fault.
3. Q: Time display is not correct.
A: The possible reasons are as below.
●
Wrong setting.
●
Poor battery contact or low voltage.
●
Crystal oscillator working status is abnormal.
4. Q: Network connection is unstable.
A: The possible reasons are as below.
●
Network is not stable.
●
IP address conflicts.
5. Q: Alarm is not generated.
A: The possible reasons are as below.
●
Alarm setting is not correct.
●
Alarm wiring is not correct.
●
Alarm input signal is not correct.
●
No output activation duration has been set for the area that the zone belongs to.
6. Q: Keypad does not register correctly.
A: The possible reasons are as below.
●
Wrong connection between the keypad and the controller. Please connect to A1 port and B1
port on the controller.
●
Check whether the keypad 485 address is set to 0.
●
When multiple keypads are connected to the controller, their 485 addresses must be
different.
●
Keypad hardware fault or controller hardware fault.
7. Q: I forgot the access code.
A: Restore the device to the factory default setting by moving DIP 5 to the OFF position, and DIP
6 to the ON position. For details, see Table 2-3.
8. Q: The configuration cannot be restored to the factory default setting.
A: The parameter FACTORY RST is set to NO in the SYSTEM FUNCTIONS menu, so the DIP reset
does not work. In this case, please return the controller to the manufacturer.