The logic board of the MacBook Pro (13-inch, 2019, Two Thunderbolt 3 ports), model A2159, 2019, 13-inch, Two Thunderbolt 3 ports. 8 known faults with their symptoms below.
No guided tree is live for this board yet. The profile, the viewer and manual entry are there on the free plan, and the first sessions on it build the tree.
| Net | Nominal | Role |
|---|---|---|
| PPDCIN_G3H | 20 V | Charger input at C7024, C7029, C7028 or C7026; matches the meter |
| PPBUS_G3H | 12.62 V | Main bus at F7000; 12.60 to 12.65 V normal, 12.28 to 12.35 V with the T2 not booted or a failed CD3217 |
| PP3V3_G3H_RTC | 3.3 V | 3.3 V from U6903 at C3200; 3.290 to 3.425 V |
| PP3V3_G3H_PMU_VDDMAIN | 3.3 V | 3.3 V to the PMU at C7891 or C7807 |
| PP2V5_NAND_SSD0 | 2.5 V | NAND rail; 60 Ω to over 1 MΩ to ground normally |
| PP1V8_SLP_S2R | 1.8 V | T2 1.8 V at C3202 |
| PP3V3_S5 | 3.3 V | Intel S5 rail; inject at U4801 pin 5 for a short |
| PP0V95_S0_CPUVCCIO_REG_R | 0.95 V | CPU VCCIO from U8110 on L8102 |
Checked on 2026-10-29 against 2 sources: verified. Revision A is a placeholder until Studio records the real revisions.
Seen in 30% of recorded fixes on this board.
The fix, the readings that point to it and the guided tree are in the app. Free account
Seen in 20% of recorded fixes on this board.
The fix, the readings that point to it and the guided tree are in the app. Free account
Seen in 15% of recorded fixes on this board.
The fix, the readings that point to it and the guided tree are in the app. Free account
Seen in 10% of recorded fixes on this board.
The fix, the readings that point to it and the guided tree are in the app. Free account
Seen in 10% of recorded fixes on this board.
The fix, the readings that point to it and the guided tree are in the app. Free account
Open the board in NextProbe, answer the symptom questions and follow the lit point. The free plan includes three guided sessions a month. Your own boardview and schematic stay on your machine.