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Motherboard Conversion in Service Manual

Z88 32kb to 512kb Memory Upgrade 

Original Article by Don Walterman

  

Wide internally your Z88 to 512Kbytes

  

 

Motherboard Modifications (128K EPROM or 512K FLASH)

 

Z88 Motherboard Modifications - (This link has a Norton warning on it  )

The EPROM chip described in the article above is no longer available.