Online Test Module Electronic Repair Tool V3.0 V4.0 V6.0 Optocoupler Tester Optocoupler Test Detection Tool Optocoupler

New and high quality! 1.The probe has elasticity, one handed operation, and is fast and efficient 2.Type-c/micro-b ports are optional, requiring no external power supply, low power consumption, and long-lasting durability 3.With power indicator light, the optocoupler test board light flashes and the components are normal 4..Wide range of applications: Compatible with most 4-pin optocouplers for online testing, including 817, 781, 521, and plug-in patches Parameters: Product name: optocoupler tester Input interface: micro-b/type-c (optional) Type: third generation (micro-b single signal light)/fourth generation (type-c dual signal light) Applicable test object: compatible with most 4-pin optocouplers for online testing. Plug in patches such as 817, 781, 521 can be used Usage method 1.During testing, confirm that the tested board has been powered off and the large capacitors on the motherboard have been discharged. It is strictly prohibited to test while the motherboard is powered on 2.Confirm that the first pin of the optocoupler (with a small circular dot) is also labeled with the corresponding first pin on the test board 3.Connect the optocoupler test board to the usb power cord, and the probe of the test board contacts the optocoupler to be tested. If the indicator light on the optocoupler test board keeps flashing, it indicates that the optocoupler is normal 4.Suitable for 4-pin optocouplers, not applicable to types of optocouplers Size:As the pictures show Package quantity:1Pc Note: Please allow 2%-3% differences due to manual measurement. The above dimensions are for reference only. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.