This 3-in-1 USB Debug Card is an essential diagnostic tool for laptop motherboard repair. It efficiently identifies and displays hardware error codes, helping technicians quickly pinpoint issues with components like RAM, CPU, or chipset during the troubleshooting process
**Scenario-Based Usage Guide**
1. **Power Off & Access**: Completely power down the laptop and open the chassis to access the motherboard
2. **Select & Connect Interface**: Identify an available slot on the motherboard. Connect the debug card using only ONE of its three interfaces: Mini PCI, Mini PCI-E, or LPC. The other two unused interfaces remain disconnected
3. **Power On & Read Code**: Power on the laptop. The dual seven-segment display will show a two-digit POST (Power-On Self-Test) code
4. **Diagnose & Troubleshoot**: Refer to the included manual to interpret the displayed code, which indicates specific hardware faults, streamlining the motherboard repair process
Specification:
Item Type: Debug Card
Material: ABS
Color: Yellow
Size:5.1*3cm(2.01*1.18in)
Mini PCI Interface: Used to connect the diagnostic card to the Mini PCI slot of the notebook motherboard
Mini PCI-E Interface: the Mini PCI-E slot for connecting the diagnostic card to the notebook motherboard
LPC Interface: LPC interface for connecting the diagnostic card to the notebook motherboard
Dedicated Main Chip: for processing signals of Mini PCI, Mini PCI-E, LPC
Two Seven-segment Display: Used to display diagnostic results
Note:
Test interface: This interface is only used to detect the card before it leaves the factory. Users should not connect to this interface.
Package List:
1 x Debug Card
1 x User Manual