Superboard Assy Manual Test Procedure 2

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hsnewman
Posts: 13
Joined: Wed Jun 03, 2020 11:05 pm

Superboard Assy Manual Test Procedure 2

Post by hsnewman »

I am slowly building the Klybal superboard 2, and am on page 19 of the Superboard Assembly manual. It says:
"All of these combinations except Pin 18 to Pin 21, Pin 18 to 24 and Pin 21 to 24 should indicate an open circuit".

My tests reveal:
Pin 12 to Pin 18
Pin 21 to Pin 24

I am assuming that there is a mistake in it saying Pin 18 to 21 and it should be Pin 18 to Pin 12. Is this accurate?

But I also am NOT getting a closed circuit on Pin 18 to Pin 24. Ideas of why this would be the case? Is the board different?
Thanks in advance...
Harris
Klyball
Posts: 233
Joined: Tue Dec 09, 2014 12:53 am

Re: Superboard Assy Manual Test Procedure 2

Post by Klyball »

The Rom sockets and associated circuitry have been pre wired for 2716 eprom's makes it plug and play
Replica 600 Rev D:8K,CEGMON
Replica 610 Rev B: 24k,MPI B-51 with Custom Data separator D-13
510 on the bench/replica 582 backplane/replica 470a /replica 555/original 570B/2 x Shugart 851
Ongoing : 630 ,620 ,510,542c,custom 590,SA1200,592,594,596,598
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