My chip was unsoldered and had a socket. So it was just a matter of
pulling the old one out and pushing the new one in.

Todd
'88 Westy

Brent Christensen wrote:

>Well, as a follow up to my post yesterday about identifying my "mystery" ECU
>with the Bosch label (and no yellow label), it IS indeed compatible with the
>upgrade chip's 28 pins.  I had to pull the ECU apart in order to count the
>pins before I knew for sure.
>
>Now I also see that the chip must be *unsoldered* and the new one soldered
>in place. I am assuming this is the case, but I thought I would check with
>the List and do a quick sanity check before I bust out the "solder sucker"
>and iron..
>
>Can anyone confirm for me that the old chip must be unsoldered and the new
>one soldered in place?  Also, I am assuming that the alignment of the new
>chip is done by using the notch in the end of the chip (and matching it to
>the same notch location in the old chip's placement?
>
>Also, it may be a week before I get the rockers installed - anyone tried the
>chip without the rockers?  Any problems?  (I am assuming not - just a bit
>more rich operation when warm...)
>
>I have pictures, and will be documenting the entire process in case anyone
>is curious...
>
>Brent Christensen
>'89 GL Syncro Westy
>Santa Barbara, CA
>
>
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