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C
IN/OUT abnormal (For main board)
THE disc can't be injected
Is 7,8pin of Lb1641 DC 12V?
YES
Is Voltage between 2 and 10pin of Lb1641
DC 4.6V after eject-key being pressed?
YES
Is voltage between 2 and 1pin of
cn7 at S&D board DC 4.5V?
YES
Normal
All manuals and user guides at all-guides.com
NO
NO
NO
Check R205 R245 L201
1.Check cn8 at S&D board , connection
between it and MCU
2.Check Zd201 ,Lb1641
Check connection between main
board and S&D board
9
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