Denon DCD-1500 - Page 9

FOR
THE
KSS-121A
CG,
4aL
PICK-UP
1. Handling Instructions :
Please
read
the
following
instructions
Carefully
before
handling pick-ups.
1) Handle with care
The
pick-up
KSS-121A
is
assembled
and
precisely
adjusted
using
a
sophisticated
manufacturing
Process
in
our
plant.
Keep
the
pick-up.
protected
from
vibration
and
impact.
Do
not
disassemble
or
attempt
to
re-adjust
it.
Hold
the
optical
base
(aluminum
diecast)
when
handl-
ing
it.
Do
not
touch
the
PD
and
LD
PWB
(Printed
Wiring
Board).
2
Storage
Do
not
store
the
Pick-up
in
dusty,
high-temperature
or
high-humidity
environments.
3
Laser Diode
Protect Your Eyes
Do
not
Jook
at
the
taser
light
beam
through
the
objective
lens
directly
nor
another
lens
or
a
mirror,
The
taser
beam
may
damage
the
human
eye,
since
the
intensity
of
the
focusd
spot
may
reach
1.3%
10"
W/em2
even
if
the
intensity
at
the
objective
lens
is
400
YW
maximum,
Poison
:
The
LO
chip
contains
As
(arsenic),
a
poison.
Aithough
the
poison
is
relatively
weak
and
the
amount
is
small,
avoid
putting
the
chip
in
acid
or
an
alkali
solution,
heating
it
over
200°C
or
Putting
itjinto
your
mouth,
Avoid
surge
current
or
electrostatic
discharge
The
LO
may
be
damaged
if
a
large
current
is
applied
to
it,
even
if
only
a
short
pulse.
For
safe
handling
of
an
LD,
grounding
the
human
body
and
Measuring
equipment
\
is
strongly
recommended.
Make
sure
that
there
is
no
Surge
Current
in
the
LD
driving
circuit.
The
PINs
of
the
LD
are
short-circuited
for
Protection
during
shipment,
To
open
the
short
Circuit,
remove
the
soldering
quickly
with
@
soldering
iron
whose
insulation
resistance
is
larger
than
10
MQ
after
connection
to
a
suitable
“APC
Circuit.
The
temperature
of
the
sildering
iron
should
be
less
than
320°C,
Note:
“APC
(Auto
Power
Contro!)
HANDLING,
CONNECT
ch
AND
SAFETY
INFORMATION
4) Actuator
The
performance
of.
the
actuator
may
be
effected
if
magnetic
material
is
located
nearby,
since
the
actuator
has
a
strong
magnetic
circuit,
Do
not
permit
dust
to
enter
through
the
gap
of
the
cover.
Cleaning the lens:
Lens-cleaning
paper
with
50
:
50
mixed
solvent
of
IPA
(Isopropyl
atcohol}
and
Freon
(freon
113.
CCI
F-CC1F)
is
recommended.
:
2. Connections
1)
How
to
mount
the
pick-up
:
Use
the
reference
plane
as
shown
in
the
assembly
draw-
ing
when
mounting
the
pick-up
in
the
transportation
mechanism.
No
special
adjustment
such:
as
skew
adjust-
ment
or
grating
angle
adjustment
is
required.
The
meta!
bearing
of
Cu-compound
sintered
alloy
is
impregnated
with
oil.
You
do
not
normally
need
to
lubricate
the
bushing.
If
you
need
to
lubricate,
use
Hydrofluid
EP-56
(Mitsubishi
Oil),
2
Harness and connector
Use
the
specified
connector
housings
for
electrical
connections.
Care
should
be
taken
to
see
that
the
con-
nector
of
the
LD
harness
is
clamped
tightly,
since
a
loose
connection
may
cause
a
serious
damage
to
the
LD.
There
may
be
a
deterioration
in
the
eye
pattern
if.a
digital
noise
source
such
as a
microcomputer
is
position-
ed
near
the
PD
harness.
‘
3) Safety regulations
This
pick-up
is
designed
to
meet
general
safety
regula-
tions.
For.
the
pick-up
as
installed
in
a
set
to
be
certified
‘as
meeting
the
safety
regulations
of
a
Particular
country,
however,
application
will
have
to
be
made
to
the
proper
authorities.