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a) Period setting is not correct.
b) Motion detection zone setting is not correct.
c) Sensitivity is too low.
14. Q: I cannot login client-end or web.
A: This may be due to:
a) ActiveX control has been disabled.
b) Network connection error.
c) Network setting error.
d) Username or password is invalid.
e) Client-end is not compatible with program. Clear C:\Program Files\webrec.
15. Q: There is only mosaic or no video when preview or playback video file remotely.
A: This may be due to:
a) Network fluency is not good.
b) Client-end resources are limit.
c) There is privacy mask or channel protection setting.
d) Current user has no authority to monitor.
e) Device local video output quality is not good.
16. Q: Network connection is not stable.
A: This may be due to:
a) Network is not stable.
b) IP address conflict.
c) MAC address conflict.
d) LAN switch malfunction or config
e) Device network card malfunction.
17. Q: Alarm signal cannot be disarmed.
A: This may be due to:
a) Alarm setting is not correct.
b) Alarm output has been open manually.
c) Input device error or connection is not correct.
d) Some program versions may have this problem. Please upgrade your system.
18. Q: Alarm function is null.
A: This may be due to:
a) Alarm setting is not correct.
b) Alarm cable connection is not correct.
c) Alarm input signal is not correct.
d) There are two loops connect to one alarm device.
19. Q: Record storage period is not enough.
A: This may be due to:
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