Asus ZB551KL Training & Trouble Shouting Manual page 62

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• Check if R610.pin2 is 2.95V or not.
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• Check if Dual_VCCQ_eMMC at R1601.pin2 is 1.8V or not.
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• Check that SDC1_eMMC_CLK is 52Mhz and SDC1_eMMC_CMD, SDC1_eMMC_D0 are the
high-low transition signals.
eMMC