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It powers on, green/orange light ok - Missing EDP_BKLT_EN to Q7707 - v1.745 CPU vcore - USB mouse does light up I have nothing but the DC in-board, no flex cable, below is the boot patterns. 90% of the time, the fan stops and starts about every 12 seconds and this cycle don't stop and CPU...

haha ok, thank you for your help. cheers

I did as you instructed and MacBook is now running. My question is since I reheated the PCH/CPU I am assuming this is more than likely a short-term fix and the CPU is on its way out?

L7520 0v both sides, no pulsing with the voltmeter. @r1464 PM_SLP_SUS_L 0v @r1301 PCH_INTRUDER_L 3.0v @r1302 PCH_INTVRMEN 3.2v @r1300 PCH_SRTCRST_L 3.3v @r1303 RTC_RESET_L 3.3v I have no oscilloscope to check for the 32KHz u1900 but took a DC volt reading: Pin12: 440.2mV

Hello, The history with the MacBook Air is, the person was using on an airplane trip and it just died in their lap as they were using it. When I received it, it did not have a light on the MagSafe(using an apple original charger, not a knockoff). PPBUS_G3H had 8.19v, it should have been...