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Vivitek Manuals
Monitor
RP56HD21
Service manual
Protection Image Is Abnormal - Vivitek RP56HD21 Service Manual
Rear projection multi purpose display unit
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9. PROTECTION IMAGE IS ABNORMAL
eletrical
adjust autosync & tracking ,the
image can be improve or not
YES
Adjust autosync or
phase
Make sure abnormal image is caused by
electrical or optical
Check optical
Engine
NO
Replace control B/D or
compability
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