Mainboard 81-180: Difference between revisions
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=== | === C1 ROMs=== | ||
Monitor ROM [[Media:81-302.bin|81-302]] | Monitor ROM [[Media:81-302.bin|81-302]] | ||
Char ROM [[Media:81-235.bin|81-235]] & [[Media:81-187.bin|81-187]] | Char ROM [[Media:81-235.bin|81-235]] & [[Media:81-187.bin|81-187]] | ||
===C1 Machines=== | |||
79763 - MBN 15062 | |||
Loose - MBN ?420 (Sticker may be covering) | |||
==Some changes between 81-180 B and C1== | ==Some changes between 81-180 B and C1== | ||
Revision as of 16:57, 30 October 2026
The 81-180 mainboard is used on the Kaypro 10 '83.
81-180 B
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B ROMs
Monitor ROM No Label
Char ROM 81-187
81-180 C1
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C1 ROMs
Monitor ROM 81-302
C1 Machines
79763 - MBN 15062 Loose - MBN ?420 (Sticker may be covering)
Some changes between 81-180 B and C1
The most significant changes between the boards includes:
- The movement of U72 from the middle bottom of the board to the right bottom
- U7 goes from being empty to unlabeled