4
can be cleaned by wiping with soft fabric.
Tip:
Do not press the LCD screen with sharp objects or wipe the LCD screen with organic solvents,
otherwise the LCD screen may be damaged.
In the process of using the instrument, without permission, users are strictly forbidden to dismantle the
machine without permission, otherwise they will lose the warranty qualification!
Except for 1625nm/1650nm wave, other waves can not be tested with light (on-line test). Forced use
will burn out the internal components of the instrument, leading to instrument failure! (the failure
caused by this operation is not covered by the warranty)
1.4 Instrument Maintenance
The
whole
machine
is
guaranteed
for
24
months,
and
the
consumable
parts
of
battery
and
optical
interface
are
guaranteed
for
6
months.
The
items
given
with
the
products
are
not
covered
by
this
warranty.
If you have
any problems, please send an email to [email protected].