Description：
This diagnostic card is used for Desktop DDR4 and DDR3. It is support the Desktop using lightness and darkness of lead to stand for the sign of data line address. It replace the traditional way and become more effective.
Features：
1.Suitable for Desktop DDR4 and DDR3 2 types .
2.Using patch components, no hurt to your hands.
3. It is a good choice to repair the Desktop computer .
TWO Power Input Modes:
1.Type-C Slot Power Input.
2.CR2032 OR LIR2032 Coin BATTERY(Excluded Coin Battery)
Memory tester product introduction:
Aiming at the hardware failure points of memory, our company has developed this DDR5 and DDR4 memory maintenance tester, which can easily solve various failures of memory hardware, and use the method of light-emitting tube indication to replace the traditional manual measurement method with a multimeter. and easily find the fault point according to the LED brightness indication. a computer novice can also become a top memory repair expert.
Instructions for use：
1: Insert the battery (CR2032, 3.6V)(Excluded battery) into the battery holder of the test card, and insert the memory stick that needs to be repaired into the slot of the memory tester. Hardware is fault free. If the indicator light flashes, it means that the gold finger is in poor contact. If the indicator light is off, it means there is an open circuit fault. Check whether the gold finger is dirty, the resistance is damaged or the circuit is open circuit. According to the pin number of the indicator light, use a multimeter. Find the point of failure. If one or more of the LEDs are particularly lit, there is a short circuit fault.
2: After the hardware test of the memory module is passed, the fault of the video memory should be considered, and the faulty video memory should be found by replacing one by one or testing with the corresponding test software.
Package Included：
1 x Tester Card (Excluded battery)