27
6
FAQ
Bug
I cannot boot up
the device.
Please click RESET button for at least five seconds to restore
factory default setup.
SD
card
write
times
Do not set the SD card as the storage media to storage the
schedule record file. It may damage the SD card duration.
I cannot use the
disk as the storage
media.
When disk information is shown as hibernation or capacity is 0,
please format it first (Via Web).
I cannot upgrade
the
device
via
network.
When network upgrade operation failed, you can use port 3800 to
continue upgrade.
Recommended SD
card brand
Kingston 4GB
，
Kingston 1GB
，
Kingston 16GB
，
Transcend
16GB
，
SanDisk 1G
，
SanDisk 4G.
Usually we recommend the 4GB (or higher) or industry-level high
speed card in case the slow speed results in data loss.
Audio function
Please use active device for the audio monitor input, otherwise there
is no audio in the client-end.
The lightproof ring
of the IR device
The lightproof ring of the IR device lens is the necessary component
when it works. You cannot view the clear video when the IR light is
on if you remove the lightproof ring.
