(c)  Copyright 1989 Commodore-Amiga, Inc.   All rights reserved.
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Amiga 2000 Motherboard Revision History Revision 

Rev #	Board Change

3.9		First 2 layer board, dealer demo only.

4.0		Last 4 layer board, has German part number.

4.1		Video fix, first 2 layer board released to consumers.

4.2		Fix for HITEK type keyboard, by removing two capacitors
		(the first character typed on the HITEK keyboard was
		lost).

4.3		New Gary (MOS) chip used, pull-up resistors added to
		support it.

4.4		Production improvements (previous modifications now
		included in layout), cost-reduction.

4.5		Pull-up on U605 (74ALS245) to support certain
		accelerator cards with the Signetics buffer chip.
		Kickstart 1.3 ROM used.

6.0		New layout for 1 meg RAM chips.

6.1		Fix to clean up RAM-retention by adding a reset IC
		(RAM-retention occasionally caused a guru on powerup
		though the system would start normally if the left
		mousebutton was pressed).  Agnus 8372 used.

6.2		Fix to get certain expansion boards to work correctly
		with 256Kx4DRAMs and Agnus 8372.


