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A1706 820-00923 No boot
Please advise what else can I check. Board was damaged by liquid but not a lot. Only couple of resistors were suspicion which I replaced. Boot looks normal now at the beginning - 20v 0.80A..0.90A.. 0.42a and it stops at 0.42A. PLT_RESET_L = 3.3V PPVCC_S0_CPU -1.1v when drops to 0.6v...- Lsol
- Thread
- Replies: 5
- Forum: Macbook Logic Board Repair Questions
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A2289 820-01987-06 Liquid damaged
Hello, Please help to find a problem. Corrosion was under U3200 and U6903, after reball got 20v 0.00-0.007A. PP3V3_G3H- 3.3V, PP5V_G3S- pulsing 4.5v-5.1v (diode mode-0.420) L7270: 13.1 Ω, L7210: 3.6 Ω, L7220: 3.6 Ω, L7410: 3.2 Ω L7420: 3.2 Ω, L7702: 49.4 Ω, L8102: 56 Ω, L8100: 0.490 kΩ...- Lsol
- Thread
- Replies: 3
- Forum: Macbook Logic Board Repair Questions