Read Sony KDE-V42A12U / KE-V42A10E Service Manual online
◈ Defect: Sustain(horizontal stripe) Short
◈ Defect: Dielectric material layer damage
■Symptom : Combined or adjacent lines are short in
sustain direction. The line appear brighter
than other at Ramp gradation pattern or low
gradation patter
■Cause
① manufacturing : Panel electrode short/Foreign
material.
② Parts : Board/ connector/pin error
③ Operation : connector / assembling error
■ Symptom: Burn caused by the damage of address bus dielectric
layer appears in the panel discharge/non discharge
area. sustain also open/short occurs by the damage
of address sustain printout
<Add Block and Line Open>
<Add and Sustain Open>
■Cause : layer uneven / abnormal voltage / foreign material
repair failed
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