Beko Plasma TV Manuel de service Page 107

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Beko Elektronik A.S Service Manual Plasma Display Module-Samsung V3
30 / 44
Defext: F/White low discharge Defect: Weak discharge
Symptom : Low discharge caused by unstable cells
occurring at full white pattern if high
(60 degree) or normal temparature.
Cause
Panel : MgO source / dielectric thickness
cell pitch/phosphor
Circuit : drive waveform/ voltage condition
Symptom : Normal discharge but cells appear darker due to
weak light emission occurring mainly at low
(5 degree) Full white/Red/Green/Blue pattern
or gradation pattern
Cause
Panel : MgO deposition count and thinckness /
aging condition
Circuit : drive waveform/ voltage condition
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