Advertisement
| D-25/250
SECTION 2
SERVICING
NOTES
as
par
the
"Optical
Block
Checking
Procedures"
motor and unsolder and open IC801 24) pin.
@
S carve P-to-P value: 2.95 Vp-p
Adjusted part for focus gain adjustment: RV505
1.
Keep the temperature of the soldering iron at
Traverse signal P-to-P value: 1.8 Vp-p
270 210 ¢ during repairing.
The grating holder can not repair.
2.
Do not touch the soldering iron more
than 4
seconds
or 3 times on the same
conductor of
the circuit board.
Adjusted part for tracking gain adjustment: RV501
3.
Do
not
apply
force
on
the conductor
when
soldering or unsoldering.
Notes on chip component replacement
@
Never reuse a disconnected chip component.
@
Notice that the minus side of a tantalum capacitor
may be damaged by heat.
SAFETY-RELATED COMPONENT WARNING!!
ATTENTION AU COMPOSANT AYANT RAPPORT
COMPONENTS IDENTIFIED BY MARK /\ OR DOTTED
Ae aoe eE
LINE WITH MARK /\ ON THE SCHEMATIC DIAGRAMS
LES COMPOSANTS IDENTIFIES PAR UNE MARQUE /\
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
SUR LES DIAGRAMMES SCHEMATIQUES ET LA LISTE
OPERATION.
REPLACE THESE COMPONENTS WITH
DES PIECES SONT CRITIQUES POUR LA SECURITE
SONY PARTS WHOSE PART NUMBERS APPEAR AS
DE FONCTIONNEMENT.
NE REMPLACER CES COM.
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
POSANTS QUE PAR DES PIECES SONY DONT LES
LISHED BY SONY.
NUMEROS SONT DONNES DANS CE MANUEL OU
DANS
LES SUPPLEMENTS
PUBLIES PAR SONY.
Advertisement
