Shop How to Test a Circuit Board for Faults

Sponsored
About our ads
$46.99
FOCEMTA Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
Free shipping
$46.99
FOCEMTA Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
$45.99
Focemta Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
Free shipping
$45.99
Focemta Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece
Amazon.com
824
Free shipping
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece
Amazon.com
824
$9.99
Outlet Tester, Circuit Tester For Grounding Products, Electric Outlet Tester Plug In, Socket Tester For North American Outlets
Amazon.com
$9.99
Outlet Tester, Circuit Tester For Grounding Products, Electric Outlet Tester Plug In, Socket Tester For North American Outlets
Amazon.com
$69.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
34
Free shipping
$69.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
34
$89.99
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital
Amazon.com
55
Free shipping
$89.99
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital
Amazon.com
55
$13.99
Lqito Lqito Multifunctional Car Circuit Tester Component Activation Electrical Tester 6-24V/3.5-36V AC/DC Car Power Tester Digital Display Short
Amazon.com
95
$13.99
Lqito Lqito Multifunctional Car Circuit Tester Component Activation Electrical Tester 6-24V/3.5-36V AC/DC Car Power Tester Digital Display Short
Amazon.com
95
$57.98
VXSCAN Automotive Power Circuit Probe Kit, Circuit Tester Breaker Finder Tool, 12/24V Short Open Breaker Circuit Finder Wire Tracer AC/DC Trailer
Amazon.com
168
Free shipping
$57.98
VXSCAN Automotive Power Circuit Probe Kit, Circuit Tester Breaker Finder Tool, 12/24V Short Open Breaker Circuit Finder Wire Tracer AC/DC Trailer
Amazon.com
168
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
21K+
Free shipping
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
21K+
$159.99
VDIAGTOOL V500 Automotive Power Circuit Probe Tester Kit, 9-30V Car Electric Circuit Tester, Short/Open Circuit Finder, Oscilloscope/Multimeter
Amazon.com
30
Free shipping
$159.99
VDIAGTOOL V500 Automotive Power Circuit Probe Tester Kit, 9-30V Car Electric Circuit Tester, Short/Open Circuit Finder, Oscilloscope/Multimeter
Amazon.com
30
$89.99
Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
Amazon.com
710
Free shipping
$89.99
Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
Amazon.com
710
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
33
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
33
$54.99
INSTRODOTS Circuit Breaker Finder Tool With Accessories, 90-135V AC Digital Breaker Finder With Integrated GFCI Outlet Tester, Circuit Tracer With
Amazon.com
56
Free shipping
$54.99
INSTRODOTS Circuit Breaker Finder Tool With Accessories, 90-135V AC Digital Breaker Finder With Integrated GFCI Outlet Tester, Circuit Tracer With
Amazon.com
56
$20.69
Short Pro Tool - 24 VAC Circuit Short Finder Tester With Light Indicator And Automatic Reset
Amazon.com
$20.69
Short Pro Tool - 24 VAC Circuit Short Finder Tester With Light Indicator And Automatic Reset
Amazon.com
$159.99
VDIAGTOOL V500 Pro Automotive Circuit Tester, Power Circuit Probe Tester Breaker Finder Tool, 9/30V Electrical Open Short Circuit Finder, Multimeter
Amazon.com
71
Free shipping
$159.99
VDIAGTOOL V500 Pro Automotive Circuit Tester, Power Circuit Probe Tester Breaker Finder Tool, 9/30V Electrical Open Short Circuit Finder, Multimeter
Amazon.com
71
$69.99
KZYEE KM10 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester, Digital Multimeter, Short Finder, AC/DC Voltage Tester, Diode & Resistance,
Amazon.com
3K+
Free shipping
$69.99
KZYEE KM10 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester, Digital Multimeter, Short Finder, AC/DC Voltage Tester, Diode & Resistance,
Amazon.com
3K+
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Auto Electrical Short Open Circuit Finder, AC/DC/Resistance
Amazon.com
132
Free shipping
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Auto Electrical Short Open Circuit Finder, AC/DC/Resistance
Amazon.com
132
$39.99
NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
Amazon.com
267
Free shipping
$39.99
NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
Amazon.com
267
$21.95
Power Circuit Probe Tester,6-24V DC Circuit Tester Automotive,Test Light,Short Circuit Breake Finder,Electrical Voltage Tester For Continuity Test
Amazon.com
17
$21.95
Power Circuit Probe Tester,6-24V DC Circuit Tester Automotive,Test Light,Short Circuit Breake Finder,Electrical Voltage Tester For Continuity Test
Amazon.com
17
$8.99
Outlet Tester With GFCI Check - Grounding & Receptacle Circuit Tester, Electric Outlet Tester Plug In, Automatic Electric Circuit Polarity Voltage
Amazon.com
32
$8.99
Outlet Tester With GFCI Check - Grounding & Receptacle Circuit Tester, Electric Outlet Tester Plug In, Automatic Electric Circuit Polarity Voltage
Amazon.com
32
$22.99
Power Circuit Probe Tester, 3.5V-36V DC Multifunctional Car Electric Circuit Tester, Power Fuse & Voltage Tester With Test Light, Automotive Circuit
Amazon.com
47
$22.99
Power Circuit Probe Tester, 3.5V-36V DC Multifunctional Car Electric Circuit Tester, Power Fuse & Voltage Tester With Test Light, Automotive Circuit
Amazon.com
47
$899.99
FAULTFINDER FFVIP DIAG/42949 A Portable Troubleshooting Tool For Pcbs And Ccas
US eBay
Free shipping
$899.99
FAULTFINDER FFVIP DIAG/42949 A Portable Troubleshooting Tool For Pcbs And Ccas
US eBay
Free shipping
$85.79
Automotive Circuit Tester VDIAGTOOL V200 Power Circuit Probe Kit, 12V-24V Electrical Short/Open Breaker Finder, Digital Volatge Tester, AC/DC Diode
Amazon.com
262
Free shipping
$85.79
Automotive Circuit Tester VDIAGTOOL V200 Power Circuit Probe Kit, 12V-24V Electrical Short/Open Breaker Finder, Digital Volatge Tester, AC/DC Diode
Amazon.com
262
$580.00
Tracker-3000 Circuit Board Tester Testing Tool W/Lcd Touch Screen
eBay
$580.00
Tracker-3000 Circuit Board Tester Testing Tool W/Lcd Touch Screen
eBay
How to spot a fault in a circuit, like a pro : hands on electronics [1]
14:42
How to spot a fault in a circuit, like a pro : hands on electronics [1]
273.6K viewsJan 1, 2022
YouTubeAccidental Science
Episode 54 Basic Component Faultfinding with a Multimeter
19:28
Episode 54 Basic Component Faultfinding with a Multimeter
487.4K viewsFeb 16, 2016
YouTubeClosed account
RING CIRCUIT FAULT FINDING – FINDING BREAKS IN THE CABLE – TESTING METHODS – HOW TO TEST THE CIRCUIT
13:35
RING CIRCUIT FAULT FINDING – FINDING BREAKS IN THE CABLE …
20.5K viewsJun 11, 2023
YouTubeLEARN ELECTRICS
How To Diagnose A Motherboard - Basic Troubleshooting
9:20
How To Diagnose A Motherboard - Basic Troubleshooting
244.7K viewsJan 23, 2023
YouTubelapfix
The 12 Most Common Electronics Faults : How To Diagnose And Fix Them
51:04
The 12 Most Common Electronics Faults : How To Diagnose And Fix …
95.2K views8 months ago
YouTubeLearn Electronics Repair
How to test PCB using multimeter #multimeter #PCBtesting #circuittheory
14:20
How to test PCB using multimeter #multimeter #PCBtesting #circuitt…
14.4K views8 months ago
YouTubeMr Biomedical
How to Test SMD Components on a Circuit Board with a Multimeter | Beginner's Guide | Laptop Repair
9:09
How to Test SMD Components on a Circuit Board with a Multimeter | B…
7K views9 months ago
YouTubeElectronics Repair Basics_ERB
54:49
How To Find The Faulty Component On A PCB Without Schematics : …
121.2K views6 months ago
YouTubeLearn Electronics Repair
12:02
Board Repair Basics #9 - Diagnosing without schematics
246.2K viewsMay 10, 2020
YouTubeAdamant IT
10:46
No.035 - Locating a PCB short circuit (10 minute)
190.8K viewsJun 8, 2018
YouTubeIanScottJohnston
42:16
Pure Electronics Repair. Learn Methodical Fault Finding Techniqu…
1.9M viewsMar 31, 2022
YouTubeLearn Electronics Repair
12:27
How Experts Detect Faulty Motherboards in Minutes | Diagno…
4.2K views1 month ago
YouTubeElectronics Repair Basics_ERB
15:18
13 Ways to Test Gree AC Circuit – The REAL Fault Behind U5 Error!
8.9K views4 months ago
YouTubeForever Tech English
17:26
Troubleshooting all HVAC CIRCUIT BOARDS! Methodology and Proce…
Jun 25, 2022
YouTubeAC Service Tech LLC
5:22
Electrical Troubleshooting Basics
190.4K viewsMar 12, 2021
YouTubeRSP Supply
9:43
Board Repair Basics #1 - Introduction
349.3K viewsNov 16, 2017
YouTubeAdamant IT
0:47
Daikin Outdoor PCB Fault Finding | Step-by-Step Guide
1.1K views3 months ago
YouTubeHVACUae
6:54
LG AC Circuit Board Failure? Here’s the Fix You Need to Know!
2.7K views9 months ago
YouTubeForever Tech English
29:22
#327 Split AC Indoor Unit Board - Repair/ Test / Function Explained …
74.3K viewsFeb 27, 2021
YouTubeHaseeb Electronics
34:11
How To Verify New Installation and Test MEN Switchboard
84.3K viewsApr 25, 2021
YouTubesparkydave
28:11
Testing Integrated Circuits IC Like a Pro and Tracking Signals Techniq…
43.6K viewsApr 1, 2024
YouTubeElectronics Repair Basics_ERB
0:19
PCB Assembly ICT Testing
1.8K viewsMar 13, 2024
YouTubePCBMay
3:59
How to quickly diagnose a faulty amplifier - powers up no sound
311.9K viewsAug 23, 2022
YouTubebarevids
14:39
طرق فحص واكتشاف العناصر التالفة | checking and detecting damaged components
4.6K views7 months ago
YouTubeTechno Mesho
26:33
Furnace Troubleshooting Step by Step with Multi Meter.
937.6K viewsNov 14, 2018
YouTubeSam
3:06
Samsung refrigerator inverter control board troubleshooting & te…
220.5K viewsJan 21, 2020
YouTubeParts Dr
9:31
BROKEN NEUTRAL – HOW TO FIND IT – HOW TO TEST THE CIRCUIT …
81.9K viewsJun 18, 2023
YouTubeLEARN ELECTRICS
15:25
PCB FAULTS: How to TEST & FIX
39.4K viewsMar 7, 2021
YouTubeMr Combi
2:00
UCE-CT220L Fault Locator & Curve Tracer
34.5K viewsDec 31, 2018
YouTubeuCore Electronics
12:28
IC Testing LIVE: How to Detect Faulty Chips in Seconds - Repair …
26.8K views3 months ago
YouTubeElectronics Repair Basics_ERB
See more videos
Static thumbnail place holder

Short videos

14:42
How to spot a fault in a circuit, like a pro : hands o…
273.6K viewsJan 1, 2022
YouTubeAccidental Science
19:28
Episode 54 Basic Component Faultfinding with a Multime…
487.4K viewsFeb 16, 2016
YouTubeClosed account
13:35
RING CIRCUIT FAULT FINDING – FINDING BREA…
20.5K viewsJun 11, 2023
YouTubeLEARN ELECTRICS
9:20
How To Diagnose A Motherboard - Basic Troubl…
244.7K viewsJan 23, 2023
YouTubelapfix
51:04
The 12 Most Common Electronics Faults : How T…
95.2K views8 months ago
YouTubeLearn Electronics Repair
14:20
How to test PCB using multimeter #multimeter #P…
14.4K views8 months ago
YouTubeMr Biomedical
9:09
How to Test SMD Components on a Circuit B…
7K views9 months ago
YouTubeElectronics Repair Basics_ERB
54:49
How To Find The Faulty Component On A PCB With…
121.2K views6 months ago
YouTubeLearn Electronics Repair
12:02
Board Repair Basics #9 - Diagnosing without schem…
246.2K viewsMay 10, 2020
YouTubeAdamant IT
10:46
No.035 - Locating a PCB short circuit (10 minute)
190.8K viewsJun 8, 2018
YouTubeIanScottJohnston
42:16
Pure Electronics Repair. Learn Methodical Fault Fin…
1.9M viewsMar 31, 2022
YouTubeLearn Electronics Repair
12:27
How Experts Detect Faulty Motherboards in Minutes | …
4.2K views1 month ago
YouTubeElectronics Repair Basics_ERB
15:18
13 Ways to Test Gree AC Circuit – The REAL Fault B…
8.9K views4 months ago
YouTubeForever Tech English
17:26
Troubleshooting all HVAC CIRCUIT BOARDS! Method…
Jun 25, 2022
YouTubeAC Service Tech LLC
5:22
Electrical Troubleshooting Basics
190.4K viewsMar 12, 2021
YouTubeRSP Supply
9:43
Board Repair Basics #1 - Introduction
349.3K viewsNov 16, 2017
YouTubeAdamant IT
0:47
Daikin Outdoor PCB Fault Finding | Step-by-Step Guide
1.1K views3 months ago
YouTubeHVACUae
6:54
LG AC Circuit Board Failure? Here’s the Fix You Need to …
2.7K views9 months ago
YouTubeForever Tech English
29:22
#327 Split AC Indoor Unit Board - Repair/ Test / Funct…
74.3K viewsFeb 27, 2021
YouTubeHaseeb Electronics
34:11
How To Verify New Installation and Test MEN S…
84.3K viewsApr 25, 2021
YouTubesparkydave
Static thumbnail place holder

Shop How to Test a Circuit Board for Faults

Sponsored
About our ads
$46.99
FOCEMTA Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
Free shipping
$46.99
FOCEMTA Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
$45.99
Focemta Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
Free shipping
$45.99
Focemta Circuit Breaker Finder & GFCI Outlet Tester With Digital LCD Display, 90-135V Electrical Circuit Tracer Tool For Electricians/DIY -
Amazon.com
179
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece
Amazon.com
824
Free shipping
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece
Amazon.com
824
$9.99
Outlet Tester, Circuit Tester For Grounding Products, Electric Outlet Tester Plug In, Socket Tester For North American Outlets
Amazon.com
$9.99
Outlet Tester, Circuit Tester For Grounding Products, Electric Outlet Tester Plug In, Socket Tester For North American Outlets
Amazon.com
$69.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
34
Free shipping
$69.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
34
$89.99
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital
Amazon.com
55
Free shipping
$89.99
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital
Amazon.com
55
$13.99
Lqito Lqito Multifunctional Car Circuit Tester Component Activation Electrical Tester 6-24V/3.5-36V AC/DC Car Power Tester Digital Display Short
Amazon.com
95
$13.99
Lqito Lqito Multifunctional Car Circuit Tester Component Activation Electrical Tester 6-24V/3.5-36V AC/DC Car Power Tester Digital Display Short
Amazon.com
95
$57.98
VXSCAN Automotive Power Circuit Probe Kit, Circuit Tester Breaker Finder Tool, 12/24V Short Open Breaker Circuit Finder Wire Tracer AC/DC Trailer
Amazon.com
168
Free shipping
$57.98
VXSCAN Automotive Power Circuit Probe Kit, Circuit Tester Breaker Finder Tool, 12/24V Short Open Breaker Circuit Finder Wire Tracer AC/DC Trailer
Amazon.com
168
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
21K+
Free shipping
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
21K+
$159.99
VDIAGTOOL V500 Automotive Power Circuit Probe Tester Kit, 9-30V Car Electric Circuit Tester, Short/Open Circuit Finder, Oscilloscope/Multimeter
Amazon.com
30
Free shipping
$159.99
VDIAGTOOL V500 Automotive Power Circuit Probe Tester Kit, 9-30V Car Electric Circuit Tester, Short/Open Circuit Finder, Oscilloscope/Multimeter
Amazon.com
30
$89.99
Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
Amazon.com
710
Free shipping
$89.99
Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
Amazon.com
710
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
33
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
33
$54.99
INSTRODOTS Circuit Breaker Finder Tool With Accessories, 90-135V AC Digital Breaker Finder With Integrated GFCI Outlet Tester, Circuit Tracer With
Amazon.com
56
Free shipping
$54.99
INSTRODOTS Circuit Breaker Finder Tool With Accessories, 90-135V AC Digital Breaker Finder With Integrated GFCI Outlet Tester, Circuit Tracer With
Amazon.com
56
$20.69
Short Pro Tool - 24 VAC Circuit Short Finder Tester With Light Indicator And Automatic Reset
Amazon.com
$20.69
Short Pro Tool - 24 VAC Circuit Short Finder Tester With Light Indicator And Automatic Reset
Amazon.com
$159.99
VDIAGTOOL V500 Pro Automotive Circuit Tester, Power Circuit Probe Tester Breaker Finder Tool, 9/30V Electrical Open Short Circuit Finder, Multimeter
Amazon.com
71
Free shipping
$159.99
VDIAGTOOL V500 Pro Automotive Circuit Tester, Power Circuit Probe Tester Breaker Finder Tool, 9/30V Electrical Open Short Circuit Finder, Multimeter
Amazon.com
71
$69.99
KZYEE KM10 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester, Digital Multimeter, Short Finder, AC/DC Voltage Tester, Diode & Resistance,
Amazon.com
3K+
Free shipping
$69.99
KZYEE KM10 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester, Digital Multimeter, Short Finder, AC/DC Voltage Tester, Diode & Resistance,
Amazon.com
3K+
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Auto Electrical Short Open Circuit Finder, AC/DC/Resistance
Amazon.com
132
Free shipping
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Auto Electrical Short Open Circuit Finder, AC/DC/Resistance
Amazon.com
132
$39.99
NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
Amazon.com
267
Free shipping
$39.99
NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
Amazon.com
267