Philips DCC170/00 - Mechanism and Head Assembly Handling Precautions; ESD Protection with Wrist Straps; FPC Protection and Tool Usage

PRECAUTIONS
FOR MECHANISM
AND HEAD ASSEMBLY
HANDLING
(1)
Connect
your
wrist
strap
to
the unit's GND or to the
grounding
post
of a
measuring instrument
you
are using.
To
protect
the head
assembly
from
magnetic
or electrostatic damage,
be sure
to
wear
the wrist
strap whenever
replacing
the head
assembly or handling the
PC
boards.
(21
(3)
Resistor
(1
MO)
o
When
using the instrument's
GND terminal
for
measurement,
insert
the
power
cord
plug
so
that
it
GND side is
connected to the
ground
side
of
the
power
source.
When
disconnecting the head FPC from the
Mechanism P.C.B., installa
shorting clip on the
FPC
to
protect
it
from magnetic
or electrostatic damage.
r
Use a ceramic
screwdriver for all head
replacement and adjustment.
.
Keep magnetized metallic
screwdrivers away
from
the head assembly,
as they
may damage
the
head's magnetic
properties.
Ceramic
screwdriver
(HOZAN
D-281,
@ No. 0)
Measuring
Instrument
(Ex:Distortion
Factor
Meter)
t.
,.
GND
terminal
.í
Wrist
strap
(Anti
-
static bracelet)
ShortinQ
clip
(
I
\
I
-:--l
Be
sure
to
short this
position.
(Use
the shorting
clip.)
)
I
I
)
a
I
I
L
Household
AC
Outlet
('@
s-9è.
PCS
79
264
-2-