






Any questions? Our AI beta will help you find out quickly.
AJMRTC DDR3/4/5 memory test card is an essential diagnostic tool for computer repair, DIY installation, and server maintenance! Compatible with DDR3/DDR4/DDR5 UDIMM (desktop) and RDIMM (server), one click quick detection of memory hardware failures, bidding farewell to blind replacement.
Core diagnostic capability: Onboard full pin position LED indicator light, real-time display of the status of each data/address line - always on=normal, flashing=poor contact, not lit=open circuit/damaged, accurately locate issues such as gold finger wear, PCB breakage, resistor troubleshooting, memory particle open circuit/short circuit, etc., even beginners can easily judge.
Dual power supply+convenient operation: Supports Type-C 5V power supply (connected to power bank/adapter) and independent power supply from CR2032 battery; Equipped with dedicated testing buttons, after inserting the memory and powering on, press the button to automatically scan and display the results, without the need for power on or software.
Widely applicable scenarios: Perfectly solve memory related problems such as desktop/server not booting up, not lighting up, blue screen, splash screen, crashes, frequent restarts, etc; Compatible with all brands of DDR3/DDR4/DDR5 memory, it is a cost-effective tool for repair shops, installers, studios, and individual players.
AJMRTC quality assurance: using thickened PCB board, gold-plated contacts, flame-retardant shell, anti-oxidation, plug and play resistance, stable and reliable long-term use; Compact and portable, not taking up space, can be carried around for real-time detection, making memory troubleshooting simpler and more efficient!
Key Specifications
Brand: AJMRTC
Supported memory: DDR3/DDR4/DDR5 UDIMM (desktop), DDR5 RDIMM (server)
Indicator light: Full pin position independent LED (normally on/fault flashing/open circuit off)
Power supply mode: Type-C 5V DC, CR2032 battery (optional)
Operation button: Independent Test, one click detection
Applicable faults: failure to turn on, blue screen, splash screen, system crash, poor contact of golden fingers, PCB disconnection
Size: Approximately 22 × 15.5cm
Weight: Approximately 143g
Material: Thick flame-retardant PCB, gold-plated contacts, environmentally friendly ABS shell