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* '''Board: 2700-016P-3, MC0122B, Copyright 1990'''
* Another version, MC0122B, is shown in the [[Service Manuals]](Plus series, page 5).
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* '''Board: 2700-016P-3, MC0122A, Copyright 1990'''
* Yet another version, MC0122A, is shown in the [[Service Manuals]](Plus series, toopage 16).
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