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- 16:34, 11 October 2023 ASRepairs talk contribs created page MacBook Pro A1990 Not turning on, drawing 0.00A - 0.02A at 20V repair (Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== A1990 MacBook not turning on, drawing 0.00A - 0.02A at 20V, PP3V3_G3H_SOCPMU present, but PPVCCPRIMCORE_PRIM_REG and therefore PP3V3_S5 missing. thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *Not powering on *Missing PP3V3_S5 and PPVCCPRIMCORE_PRIM_REG voltages *Only drawing...") Tag: Visual edit