Earlier chips would have gold and later ceramic or black to save money. With RAM being expensive it was common to take whatever you had and toss it in your next system or an expansion card so that may be what you're seeing from a previous owner.
On Sat, Jan 21, 2023, 12:14 PM Chris via cctalk <cctalk@classiccmp.org> wrote: > Well the latgest question I have is whether early NEC chips with any lida > were commonly used to populate tne 5162. And if your lids aren't gold > plated, is the lid aluminum or some related alloy?
