LED
State
Meaning
Off
The
device
is
not
transmitting
or
receiving
traffic.
LINK
On
A
link
is
present.
Off
No
link
is
present.
Ports
and
Buttons
Table
1
‐
2
Description
for
the
ports
and
button
on
the
front
panel
Port/
button
Quantity
Description
Remarks
RST
1
Reset
button
•
If
you
press
the
button
for
less
than
three
seconds,
the
device
reboots.
•
If
you
press
and
hold
the
button
for
more
than
three
seconds
and
then
release
it,
the
device
will
reboot
and
restore
the
factory
‐
default
configuration.
USB
DVS4001
‐
IN:
1
USB2.0
Connect
s
to
storage
device
for
local
buffering
For
more
information,
see
"
Local
Cache
Function
".
DVS4004
‐
IN:
1
3
