Pi 3 B+ Rev 1.3 Components

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Label	Type	Package	Value	Replacement(s)	Source(s)	Notes
J1	Micro USB				Schematic
J2	2W PIN HEADER				Schematic
J3	Camera				Schematic
J4	Display				Schematic
J5					Schematic
J6	HDMI				Schematic
J7	A/V				Schematic
J8	GPIO				Schematic
J10	Ethernet				Schematic
J14	POE				Schematic
U1*	SOC				Schematic	BCM2837B
U5*					Schematic	BCM2837B
U8*	PMIC	QFN			Schematic	If attempting to source a replacement, it must have `-R3` printed on the chip. This appears to be a custom built IC for RPI.
U9*					Schematic	RT9741CGV
U11*					Schematic	NC7WZ16

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Label	Type	Package	Value	Replacement(s)	Source(s)	Notes
J9	MicroSD