107
Steps
Screenshot
1.
Right
‐
click
anywhere
in
the
preview
interface,
and
then
choose
Menu
>
Maintenance
>
Log
.
The
log
query
interface
is
displayed.
2.
Set
the
log
query
condition.
Set
the
username,
operation
type,
log
type,
operation
result,
start
time,
and
end
time,
or
any
combination
of
these
parameters
as
the
query
condition.
3.
Query
logs.
Click
Query
.
The
operation
logs
meeting
the
specific
condition
are
displayed.
NOTE
！
You
can
query
at
most
system
operation
logs
of
at
most
30
days.
System
Information
You
can
check
device
states
in
real
time
to
facilitate
device
maintenance.
Right
‐
click
anywhere
in
the
preview
interface,
and
then
choose
Menu
>
Maintenance
>
System
Info
.
The
system
information
interface
is
displayed.
It
shows
the
basic
information
and
running
status
of
the
device.
Table
11
‐
1
Description
of
System
Information
Property
Description
Device
Type
Current
running
type
of
the
device
BootROM
Version
Current
boot
version
of
the
device
Hardware
Version
Current
hardware
version
of
the
device
Software
Version
Current
software
version
of
the
device
Содержание DVR300-08E
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