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Can't Power On(U1101 PM8926
• U1101 Power on sequence not complete
– Check U1101 appearance and X-ray，iTry to re-heat or
U1101 replacement
• VREG_S1_1P15V/VREG_S2_1P15V/VREG_S5_1P15V
without 1V voltage output
– Check L1101, C1115, C1140, L1102, C1116, C1151,
L1105, C1122
• VREG_S3_1P35V without 1.35V voltage output
– Check L1103, C1117
• VREG_S4_2P1V without 2.1V voltage output
– Check L1104, C1118
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