Optocoupler Tester Tool 4-Pin & Types, Online Detection Module with Indicator Light 817, EL101x, TCLT100x, PCB Repair Device(Blue)

Product description Features:1. Test to confirm that the board under test is turned off and the electrolytic capacitors on the motherboard are fully discharged. It is strictly forbidden to test when the motherboard is powered on.2. Confirm the optocoupler PIN1 (the pin marked with a small dot on the test board also has a corresponding pin 1)3. Connect the optocoupler test board to the USB power cable and test the optocoupler with the test board probe point. If the indicator light in the optocoupler test board continues to flash, it means that the optocoupler is good (the brightness of the indicator light may be different from the optocoupler itself). (As long as the indicator light flashes, it means that the optocoupler is good)4. Measure to for ensure that the optocoupler test board has good with the optocoupler under test.5. If the indicator light is always on or off, remove the optocoupler from the circuit board and insert it into the optocoupler seat of the breadboard to confirm the test results again.Specifications:Part name: Optocoupler testerColor: blue, greenMaterial: PCB + electronic componentsSize: as shown in the figureDifference:Blue version: Simple version is suitable for 817, 781 and other 4-pin common optocouplersPurple version: Widened pins are suitable for EL101x, TCLT100x and other patch extended optocouplersNew generation: The new generation of optocoupler test tools adds two test positions on the basis of the old version to support various sizes of four-corner patch optocouplersPackage contents:A: 1 x Optocoupler Tester - Blue VersionB: 1 x Optocoupler Tester - Purple VersionC: 1 x Optocoupler Tester - New Generation Manufacturer Contact Information no

• [COMPREHENSIVE TESTING TOOL] This Optocoupler Tester includes three versions Blue, Purple, and New Generation, designed to accommodate a variety of optocouplers, you have the right tool your testing needs.
• [SAFE OPERATION] Always confirm that the motherboard is powered off and electrolytic capacitors are discharged before testing, potential damage during use.
• [USER-FRIENDLY INDICATOR LIGHT] The tester features a indicator light that flashes when the optocoupler is functioning properly, making it to assess at a glance.
• [RELIABLE CONNECTION] optimal contact with the optocoupler under test accurate readings, providing peace of mind in your diagnostics.
• [RETEST OPTION] If are inconclusive, simply remove the optocoupler and test again using the breadboard seat verification.