Troubleshooting
7-8
Samsung Electronics
Symptom
D
is play Abnormal Image is on Screen .
(e xcept abnormality in Sus tain or Addres s )
Ca use
Action of Vs ync on LOGIC- MAIN is n’t normal.
T rouble
Shooting
[ Logic Main ]
LED (LD2 000 ) blinks
(action of Vsync)
Logic Main
Norma l State
regula r
abnorma l
pattern
NO
YES
Replac e b oard
Replac e PDP
<LOGIC- MAIN BOARD>
Summary of Contents for D61B
Page 10: ...3 2 Samsung Electronics MEMO ...
Page 30: ...4 20 Samsung Electronics MEMO ...
Page 38: ...Alignment and Adjustments 2 8 Samsung Electronics MEMO ...
Page 61: ...Fig 18 Chopper Circuit 6 22 Samsung Electronics Circuit Operation Description ...
Page 85: ...8 8 Samsung Electronics MEMO ...
Page 99: ...9 14 Samsung Electronics MEMO ...
Page 106: ...Samsung Electronics Schematic Diagrams 10 7 10 7 SMPS 2 ...
Page 107: ...Schematic Diagrams 10 8 Samsung Electronics 10 8 SMPS 3 ...
Page 108: ...Samsung Electronics Schematic Diagrams 10 9 10 9 SMPS 4 ...