Sony KE-42M1 Service Manual page 28

Defect: 8. Address Output Error
Symptom: A defect other than Address Open and
Short. Data printout signal error occurring at a certain
gradation or pattern.
Defect: 9. Sustain (Horizontal Stripe) Open
Symptom: One or more lines do not light up in
Sustain direction.
Cause :
(1) Cause : Manufacturing: Panel bus electrode single
line/FPC pressure defect
(2) Parts: FPC/Board/Connector defect, or connector
disconnection
(3) Operation: Assembling error
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