Sony CDP-307ESD - Page 4

CDP-307ESD/950
-SERVICING
NOTE-
PROTECTION
OF EYES
FROM
LASER
BEAM DURING
SERVICING
This set employs
a
laser.
Therefore,
be sure to fol-
low
carefully the instructions
below
when
servicing.
CAUTION
Use
of controls
or adjustments or performance
of procedures
other than
those specified
herein
may result in
hazardous
radiation
exposure.
1.
Laser
Diode
Properties
•
Material:
GaAlAs
®
Wavelength: 780
nm
•
Emission Duration: continuous
•
Laser Output:
max.
44.6
pW*
*
This
output is the value measured
at a distance of
about
200
mm from
the objective lens
surface on
the Optical Pick-up
Block.
2.
During
service, do not take the
Optical
Pick-up
Block
apart, and do not
adjust the APC
circuit.
If
there
is a
breakdown
in the
APC
circuit (includ-
ing laser
diode), replace the
entire Optiocal Pick-
up
Block (including
APC borad).
BESKYTTELSE
AF
0JNE
MOD LASERSTRAUNG
UNDER
SERVICE
I
dette
apparat anvendes
laserlys.
Derfor ska!
nedenstaende
instruktioner
noje
folges
under service.
Folg
iovrigt
instruktionerne
i
servicemanualen.
ADVARSEL!!
Under
service
m3 ojnene ikke
komme
naer objektiv-linsen
pS den optiske pick-up
enhed. I tilfaelde
af
at det er
nodvendigt at kontrollere
udsendelsen
af laserlys,
skal
det
ske i
en afstand af mere
end 25 cm fra
den
optiske
pick-up.
1.
Laser-didoe data
•
Materiale: GaAlAs
•
Bedgelaengde: 780
nm
e
Udstraling:
Kontinuerlig
•
Laseroutput:
Max.
0,4
mW*
*
Malt i
1,6
mm afstand
fra
overfladen af
objektiv-
linsen pa
den optiske
pick-up enhed.
•
Klassifikation:
Klasse Hlb.
2. Adskil aldrig den
optiske pick-up enhed under
service,
ogjuster ikke
APC kredslobet (Automatic
Power
Control).
Hvis
APC kredslobet
(inch laser-
dioden) bryder
ned,
skal hele den optiske pick-up
enhed
(inch
APC printkortet) udskiftes.
LASER ADVARSEL
M/ERKNING
Folgende mcerkning
findes indvendig
i apparatet:
1. Advarsel Masrkning
VAROITUS:
Laite
sisaltaa, laserdiodin,
joka lahettaa
(nakymatonta)
silmille
vaarallista
lasersateilya.
4