A1000 ROM adapter board and installation in A1000 with WOM daughterboard:
https://amigalove.com/viewtopic.php?t=540



Fitting adapter board into A1000 without WOM daughterboard:
http://eab.abime.net/showthread.php?t=93601

U6N DAUGCAS - Remove chip and fit socket, lifting Pin 17

Remove existing ROMS

Attach flylead (Pin 13 of U4S - DAUGEN [ROMen on ROM adapter board])

Add 4.8kohm resistor across pins 1 and 20 of U3J or U4J