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468: Difference between revisions
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Added link to MCM68766
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(Added link to MCM68766) |
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==Repair issues== | ==Repair issues== | ||
Many 468s used Mostek MKB36000 masked ROMs that can suffer from "ROM rot". It may be necessary to replace the 160-0459-01 and 160-0759-01 ROMs with 2764 EPROMs through a 2364/2764 adapter. | Many 468s used Mostek MKB36000 masked ROMs that can suffer from "ROM rot". It may be necessary to replace the 160-0459-01 and 160-0759-01 ROMs with 2764 EPROMs through a 2364/2764 adapter. | ||
Another option might be using the [[MCM68766]] EPROM. | |||
<gallery> | <gallery> | ||
468_new_rom.jpeg | replaced ROM by 2764 with homemade 2364/2764 adapter | 468_new_rom.jpeg | replaced ROM by 2764 with homemade 2364/2764 adapter | ||