On Fri, 16 Dec 2011 19:45:43 -0800, "Ray"
put finger to keyboard and composed:

I guess these lasers must be integrated into the same lens, cause I cant see
2 different optical units..

Here is a reference circuit for a Cheertek chipset:
http://www.users.on.net/~fzabkar/DVD...65-AM5868S.pdf

You can see the pinout of a Hitachi HOP-1200W optical pickup at the
top of page 3. Notice that there are separate pins for the DVD and CD
laser diodes (DVDLD and CDLD).

- Franc Zabkar
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