Attention,

Please remove [log in to unmask] <mailto:[log in to unmask]>  from
any lists you might be maintaining.  Aaron is no longer with Transition.
Thank you.

Bob Bormann
MIS Manager

Many machines have a video split image where a camera and a mirror are
used to see the bottom of the BGA and the footprint on the board for
alignment. Our SMT vendor uses a SRT rework station...
Hope this helps...
*       Shawn Utz

Hope Lariosa wrote:
        >
        > Hello out there!
        >
        > Has anyone had any experience placing BGA parts by hand?  I've
been told
        > there has been mention of purchasing an automatic pick and
place machine
        > for our in-house assembly shop but for now we have been
manually placing
        > SMD parts by hand and using a reflow oven.  Obviously, there
are issues
        > with BGA's, mainly, how do you know you've placed the part
correctly?
        > Other than the silkscreen outline, it's pretty much a blind
guesstimate.
        >
        > Any input would be greatly appreciated.
        >
        > Hope Lariosa
        > NASA Dryden Flight Research Center
        > Phone (661)258-3663
        > Fax     (661)258-2842
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