David and other List members:
Where can one obtain a copy of the Apple Service source manual that you
mentioned?
Thanks,
Bob
----------
>From: [EMAIL PROTECTED]
>To: Multiple recipients of DuoList <[EMAIL PROTECTED]>
>Subject: [Duo] Re: 280c upgrade to 2300c - THE ANSWER!
>Date: Sun, Oct 10, 1999, 9:56 PM
>
>Without even opening my trusty 2300, I have the answer to your question. Using
>the Apple Service Source Manual from 1995, I looked up the logic board
>connectors for the 2300. On the logic board are both FSTN (passive) and TFT
>(active matrix) connections. Consider further that this is the "stock" logic
>board for the 2300 and not the upgrade, as none of the 2xx series Duo chapters
>in the manual mention the PPC upgrade (nor does the 2300 chapter for that
>matter). The other various upgrades offered at the time (210/230 to 250, 250 to
>280, 270c to 280c) are mentioned, however. Therefore, I would assume that at
>this point in the Duo development (late '94/early '95), they were not even
>offering the PPC upgrade. But, they clearly planned for it and implemented it in
>the most cost effective manner possible, one logic board with dual video and
>dual drive capabilities. AFAIK, the 2300 is the only PowerBook to offer dual IDE
>& SCSI support. Now we can add dual passive & active matrix support as well!
>Long live the Duo!
----------
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