When
the
power
supply
is
being
turned
on,
you
may
not
remove
this
laser
cautions
label.
If
it
removes,
radiation
of
laser
may
be
received.
2.1 ESD PROTECTION
PREPARATION
OF
SERVICING
Pickup
Head
consists
of
a
laser
diode
that
is
very
susceptible
to
external
static
electrocity.
Although
it
operates
properly
after
replacement,
if
it
was
subject
to
electrostatic
discharge
during
replacement,
its
life
might
be
shortened.
When
replacing,
use
a
conductive
mat,
soldering
iron
with
ground
wire,etc.
to
protect
the
laser
diode
form
damage
by
static
electricity.
And
also,
the
LSI
and
IC
are
same
as
above.
Soldering
iron
with
ground
wire
or
ceramic
type
Ground
conductive
wrist
strap
for
body.
Conductive
mat
The
ground
resistance
between
the
ground
line
and
the
ground
is
less
than
10
1M
Summary of Contents for PET944
Page 7: ...3 0 INSTRUCTION FOR USE ...
Page 8: ...3 0 INSTRUCTION FOR USE ...
Page 10: ...Remove the 2pcs screws and cabinet on the TFT and IR board ...
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