I'm very happy that you all are performing an incredible good job. Furthermore what you did is very useful for all people as me that have electronics as an hobby.Thank you!!!!!
Text excerpt from page 19 (click to view)
No Tray open / close operation
Is the connector properly inserted into CN800 ? Y When pressing the EJECT SW, does the peak value of the IC400 5Pin become 3.3V? Y When it is in the Tray Open mode, does the IC400 6Pin show 1.65V?
N
Try the operation after inserting the connector to CN800 properly.
N
Check the SW701 patterns and the welding condition.Replace it if the condition is normal.
N
Check the SW701 Open and Close patterns and the welding condition. Replace it if the condition is normal. Y
CLOSE
Y
OPEN
When pressing the EJECT SW, does the IC500 Pin26 vary from 0V to the value between1.15V and 2.15V and then show 1.65V finally?
N
Check the condition and patterns of R615, R616. If they are normal, replace IC500.
N
When pressing the EJECT SW, does the IC500 26Pin vary from 1.65V to the value between 1.15V and 2.15V and then show 0V finally?
N
Y
Is the Tray Motor able to output the Pin49 and 50 of IC500? Y
