Sony FH-B7CD - 1 Servicing Notes; Parts Identifications; 2 General

| HCD-H7/H1500
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
This set employs a laser. Therefore, be sure to follow 1. Laser Diode Properties
carefully the instructions below when servicing. ec Material GaniAs
e Wavelength: 780 mm
e Emission Duration: continuous
CAUTION e Laser Output Power: less than 44.6 uW*
Uy : * This output is the value measured at a distance of
se of controls or adjustments or performance Bets
< : 200mm from the objective lens surface on the
of procedures other than those specified herein Optical Pick-up Block.
may result in hazardous radiation exposure.
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 (including laser diode),
replace the entire Optical Pick-up Block (including
APC board).
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BESKYTTELSE AF @JNE MOD LASERSTRALING UNDER SERVICE
I dette apparat anvendes laserlys. Derfor skal 1. Laser-didoe data
nedenstaende instruktioner noje folges under service. @ Materiale: GaAlAs
@ Belgelangde: 780 nm
Folg igvrigt instruktionerne i servicemanualen. @® Udstraling: Kontinuerlig
@ Laseroutput: Max. 0,4 mW*
* Malt i 1,6 mm afstand fra overfladen af objektiv-
ADVARSEL!!
linsen
pa
den
optiske
pick-up
enhed.
Under service ma @jnene ikke komme naer objektiv-linsen @ Klassifikation: Klasse Ib.
p& den optiske pick-up enhed. | tilfeelde af at det er
ngdvendigt at kontrollere udsendelsen af laserlys, skal
det ske i en afstand af mere end 25cm fra den optiske
pick-up.
2. Adskil aldrig den optiske pick-up enhed under
service, og juster ikke APC kredslobet (Automatic
Power Control). Hvis APC kredslebet (incl. laser-
dioden) bryder ned, skal hele den optiske pick-up
enhed (incl. APC printkortet) udskiftes.
LASER ADVARSEL MAERKNING
Folgende mzrkning findes indvendig i apparatet:
1. Advarsel Mzerkning
CAUTION <= INVISIBLE LASER RADIATION WHEN OPEN
AND INTERLOCKS DEFEATED AVOID EXPOSURE TO BEAM.
ADVARSEL : usyNiiG LASERSTRALING VEO ABNING
NAR SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION UNOGA
UDSATTELSE FOR STRALING.
VAROITUS: Laite sisaltaa, laserdiodin, joka lahettaa
(nakymatonta) silmille vaarallista lasersateilya.