Name: Power/POI 5V Module
Type: Adpater Board
Version: 1.0.0
Author: Dubravko Penezic
Copyright: Creative Commons BY-NC-SA v 3.0
Implemented function:

• Fuse (0.5A) and diode voltage input controlling
• HRD05003 DC-DC converter with fine tune option (variable resistor)
• ON/OFF capability
• POE (Power Over Ethernet)
• LED control signalization
• Diode drop voltage short cut
• 2.1mm DC Power Jeck
• 2 USB A Female Connector Power out
• Terminla Header Power Out
• Apple, Android Power Information for charging (selectable)
• Input voltage 9-50V output voltage 5V

PCB Top & Bottom image:

Schematic:

Check input power existance CP1

When shorting CP1 with conduit material Blue LED is lighting

Check output power existance CP2

When shorting CP2 with conduit material Green LED is lighting

Input voltage testing points (Red +, Black -)

Output voltage testing points (Red +, Black -)