How to troubleshoot an RPI using test points in your Smarthome
TechBytes with Ron Nutter
Have a RPi that doesn't seem to want to turn on? Have a RPI that doesn't seem to want to talk on the network?
Stay tuned and I will show you how to use something called a test point
Power supply related TP1 or TP2 - power coming from USB-C/Micro TP7 - power downstream of onboard fuse (only applies to RPI3) TP27 - 5v power bus
GPIO 2,4 - 5v 1,17 - 3.3v Using shield on micro SD holder or Ethernet port for ground connection
Network Connectivity TP26 - 3.3v to 2v on link (green) activity ethernet jack led (TP22 on RPI3) TP27 - 3.3v to 2v on speed (yellow) activity ethernet jack led (TP23 on RPI3)
RPI Circuit layouts https://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/README.md
⏱️TIMESTAMPS⏱️ 0:00 - Intro 0:54 - What we will be covering 1:37 - What are test points? 2:21 - Power related test points 5:07 - Network related test points
================================================ *** Show Notes, Links and Resources **** Here are the items mentioned in this video -
CanaKit Raspberry Pi 4 2GB Basic Starter Kit with Fan (2GB RAM) https://amzn.to/35QBB8I
Hantek 2D72 Handheld Oscilloscope 70MHz Waveform Generator Multimeter https://amzn.to/3pSvurC
Click on this link to get the SmartHome Account Creation Checklist
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#TechBytesRN #smarthome #Rpi #Testpoint ... https://www.youtube.com/watch?v=zNj83kliGtg
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