Flisdtry DDR4 Card RAM Memory Slot Out LED Desktop Motherboard Repair Analyzer Tester

DDR4 testing CARDS fully the , for all DDR4 interface board, use to indicate the data address circuit and short circuit. Equipped with battery (CR2032, 3V) insert battery to insert the card and insert into the corresponding type of motherboard, and insert the CPU motherboard, presses the switch button, card can assess motherboard memory part of circuit. Used to repair is not switched on, does not display, does not read failure such as motherboard, memory is an instrument for repair computer motherboard Short circuit fault If a lamp is not clear, Could memory and CPU holder or with short circuit, memory slot is damaged If a light, clear, must check the signal and power supply circuit