Safety warning
GRANDHUB
2
6)
V
entilation
Please
place
the
machine
in
a
ventilated
place
to
ensure
good
heat
dissipation;
Ensure
the
re is at least 10cm of spacing on each side of the machine for optimal ventilation.
7)
S
tandby
The
standby
button
helps the machine conserve power without having to shut down completely.
8)
The
battery
The
waste
batteries
of
the
machine
should
be
properly
disposed
and
recycled
after
using.
Do
not
allow
children
to
contact
the
battery,
do
not
put
the
battery
into
the
fire.
9)
Cleaning
requirements
The
rear
shell
of
this
product
has
heat
dissipation
holes.
Please
do
not
spray
or
pour
liquid
directly
on
the
rear
shell
or
clean
with
wet
cloth.
10)
Switch
state
description
The
switch
"I"
represents
the
power
on
state
，
and
"0"represents
the
power
off
state.
11)
Maintenance
precautions
Al
l
repairs
should
be
carried
out
by
professional
technicians.
If
the
equipment
is
damaged,
such
as
the
power
cord
or
plug
is
damaged,
liquid
spills
into
the
equipment
,
or
can
not
operate
normally
,
please
call
the
service
hot
-
line:
(852)
39720188
,
do
not
dismantle
the
machine
without
authorization
.
