04-17-2007,09:11 AM
Last but not least there was the little black adjusting screw in it. Not my screw mind you.
I suspect Richard put that adjustment screw in there to test the laser in one of his units before he shipped it and he wanted to make the installation as easy for you as possible. I have seen him bend over backwards for customers before on his forums so that would be my guess.
With the 400Q I ordered the first V9 I put it in it would read almost nothing DVD wise (only unscratched disks) at first. After a few hours it would not even read them. CDs it would still read. I took the laser out of that unit and put it into another and it would not read anything at all. I took it out and put it into a THIRD unit and it read much better. I then took that drive assembly complete with the laser and put it into the original machine I was having problems with and it read just as good as it did in the third unit (not as good as a 400C mind you, but pretty good). It definitely reads CDs better than the "new" laser I put into a V12 I had laying around just for those games that don't run right from the hard drive.
I guess that what this tells us is this new laser functions, but it does not have the broad range of compatibility that the original 400Cs had (as indicated by the manufacturer recommending them for V5+).
At this point the only thing I can think of that you have not been able to try is another drive assembly. It may be that slight variation that sheds some light on things. It is certainly about the only thing you have not tried so far.
If you were comfortable installing the chip yourself I would suggest just picking up a V7 (or V9 if you like the power functions of the remote like I do) off of eBay that has a bad laser in it and try the 400Q in it. I have bought at least three or four V9s over the last year at a total cost including shipping of less than 15$ each. In each case the only problem was a weak laser. The sellers most likely knew that the lasers for the fat PS2 models were expensive and less than reliable.
Then again, EJM has offered to help you migrate that chip, so maybe you could get another unit and try the laser in it. That way you could test the functionality of the laser before messing with the modchip.
I wish I had more ideas that did not involve a lot of work, but unfortunately getting a fat PS2 to work well often involves some shucking and jiving, so to speak.
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