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- Externally - by changing the EPROM chip in an external card.
- Internally - by changing the 32K ROM chip containing the operating system.
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Articles on Modifying Motherboards
Before you start why not read these articles so that you can decide if it what you would like to do.
 | Motherboard Conversion in Service Manual Z88 32kb to 512kb Memory Upgrade Original Article by Don Walterman
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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. | |
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