SLV-LX55, SLV-LX66S, SLV-LX77S - Sony VCR Service Manual (repair manual). Page 2

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SAFETY CHECK-OUT
1. Check the area of your repair for unsoldered or poorly-soldered
connections.  Check the entire board surface for solder splashes
and bridges.
2. Check the interboard wiring to ensure that no wires are
“pinched” or contact high-wattage resistors.
3. Look for unauthorized replacement parts, particularly transistors,
that were installed during a previous repair.  Point them out to
the customer and recommend their replacement.
After correcting the original service problem, perform the following
safety checks before releasing the set to the customer:
4. Look for parts which, though functioning, show obvious signs
of deterioration.  Point them out to the customer and recommend
their replacement.
5. Check the B+ voltage to see it is at the values specified.
SAFETY-RELATED  COMPONENT  WARNING!!
COMPONENTS  IDENTIFIED  BY  MARK  
0
  OR  DOTTED
LINE  WITH  MARK  
0
  ON  THE  SCHEMATIC  DIAGRAMS
AND  IN  THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE
OPERATION.  REPLACE  THESE  COMPONENTS  WITH
SONY  PARTS  WHOSE  PART  NUMBERS  APPEAR  AS
SHOWN  IN  THIS  MANUAL  OR  IN  SUPPLEMENTS
PUBLISHED  BY  SONY.
6XSSOLHGDFFHVVRULHV
5HPRWHFRPPDQGHU
6L]H$$5EDWWHULHV
RKPFRD[LDOFDEOHZLWK)W\SHFRQQHFWRUV
3OXJDGDSWRU
6/9/;6&6DQG6/9/;&6RQO\
$XGLRYLGHRFDEOHSKRQRWRSKRQR
6/9/;6DQG6/9/;6RQO\
'HVLJQDQGVSHFLILFDWLRQVDUHVXEMHFWWRFKDQJHZLWKRXW
QRWLFH
• Abbreviation
PA
: Panama model
MX : Mexican model
CS
: Chilean model
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