CD-C421H / C411H
(FOR GERMANY)
SAFETY PRECAUTION FOR
SERVICE MANUAL
Precaution to be taken when replacing and servicing the
Laser Pickup.
The AEL (Accessible Emission Level) of Laser Power Output
for this model is specified to be lower than Class I Requirements.
However, the following precautions must be observed duringLASER KLASSE 1
(Illustration:CD-C421H)LUOKAN 1 LASERLAITE
servicing to protect your eyes against exposure to the LaserKLASS 1 LASERAPPARAT
beam
(FOR U.K.)
(1) When the cabinet has been removed, the power is turned
on without a compact disc, and the Pickup is on a position
outer than the lead-in position, the Laser will light for several
seconds to detect a disc. Do not look into the Pickup Lens.
(2) The Laser Power Output of the Pickup inside the unit and
replacement service parts have already been adjusted prior
to shipping.
(3) No adjustment to the Laser Power should be attempted
when replacing or servicing the Pickup.
(4) Under no circumstances look directly into the Pickup Lens
at any time.(Illustration:CD-C421H)
(5) CAUTION - Use of controls or adjustments, or performance
of procedures other than those specified herein may result
in hazardous radiation exposure.
Laser Diode Properties
Material: GaAIAs
Wavelength: 780 nm
Emission Duration: continuous
Laser Output: max. 0.6 mW
VAROITUS! LAITTEEN K?YTT?MINEN MUULLA KUIN T?SS?
K?YTT?OHJEESSA MAINITULLA TAVALLA SAATTAA
ALTISTAA K?YTT?J?N TURVALLISUUSLUOKAN 1
YLITT?V?LLE N?KYM?TT?M?LLE LASERS?TEILYLLE.
CAUTION-INVISIBLE LASER RADIATION WHEN OPEN. DO NOT STARE INTO
BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS.
VARNING - OM APPARATEN ANV?NDS P?ANNAT S?TT?N IVARNING-OSYNLIG LASERSTRALNING NAR DENNA DEL AR OPPNAD. STIRRA
EJ IN I STRALEN OCH BETRAKTA EJ STRALEN MED OPTISKA INSTRUMENT.
DENNA BRUKSANVISNING SPECIFICERAS.ADVERSEL-USYNLIG LASERSTRALING VED ABNING. SE IKKE IND I
STRALEN-HELLER IKKE MED OPTISKE INSTRUMENTER.
KANANV?NDAREN UTS?TTAS F?R OSYNLIGVARO! AVATTAESSA OLET ALTTIINA NAKYMATON LASERSATEILYLLE.
ALA TUIJOTA SATEESEEN ALAKA KATSO SITA OPTISEN LAITTEEN LAPI.
LASERSTR?LNING, SOM ?VERSKRIDER GR?NSEN F?RVARNING-OSYNLIG LASERSTRALNING NAR DENNA DEL AR OPPNAD.
STIRRA EJ IN I STRALEN OCH BETRAKTA EJ STRALEN GENOM OPTISKT
INSTRUMENT.
LASERKLASS 1.ADVERSEL-USYNLIG LASERSTRALING NAR DEKSEL APNES. STIRR IKKE
INN I STRALEN ELLER SE DIREKTE MED OPTISKE INSTRUMENTER.
IMPORTANT SERVICE NOTES (U.K. Only)
Before returning the unit to the customer after completion of aWITHSTANDING
VOLTAGE TESTER
repair or adjustment it is necessary for the following withstand
PROBE
voltage test to be applied to ensure the unit is safe for the
+
customer to use.AC
OUT
Setting of Withstanding Voltage Tester and set.
-UNIT
Set nameset valueSHORT-CIRCUITCONNECT THE PROBE
AC POWER TO GND TERMINALOF CHASSIS
Withstanding Voltage Tester
SUPPLY CORDOF PHONO TERMINAL SCREW
Test voltage4,240 VPEAK
3,000 VRMS
Set time6 secs
Set current(Cutoff current)4 mA
Unit
Judgment
OK: The OGOOD� lamp lights.
(Illustration:CD-C421H)
NG: The ONG� lamp lights and the buzzor sounds.
CHASSIS SCREW
� 2 � |
ACEC
SHARP
