Desktop Motherboard DDR3 Computer Mainboard Accessories for Bitcoin Mining Machine Item Type: Desktop Motherboard Material: PCB Board Model: For BTC 79X5 Motherboard Architecture: For Ext ATX Chipset: For BGA (H61) CPU Slot Type: For LGA 2011 Front Side Bus Frequency: 1600 (MHz) Graphics Card: Discrete Graphics Card Support Graphics Card Standard: PCI Express 16X Support Memory: DDR3 Hard Disk Interface: SATA III Number of USB Ports: 4pcs Memory Channel: Single Channel Memory Capacity: 32GB (MAX) Multi Graphics Support: 5 Cards in Line Applicable Type: Server USB Interface: 4 x USB2.0 USB Pin: 1 x USB2.0 Hard Disk Interface: 1 x SATA 3.0 Hard Disk Interface: 1 x MSATA Network Card Interface: 1 x LAN Memory Slot: 1 x DDR3 BIOS Initial Reset: JCMOS Motherboard and Graphics Card Power Supply: 6 x Power Interfaces Automatically Initiated Call: Automatic Built in Battery: CR2032 Button Battery (Built in Battery) Battery Capacity: 240mAh Does not boot: When I press the power button to start the computer, the fan and Q-LED indicator/Q-CODE have no response. Please follow the instructions below to troubleshoot 1. Follow the above troubleshooting steps to confirm the motherboard power supply to confirm whether the power adapter is correctly plugged into the ATX power interface 2. Keep the CPU, CPU cooling fan and a separate RAM display on the motherboard. Remove all USB devices and external cards from the motherboard, including mice, keyboards, card readers, flash drives, external hard drives, and external PCI-E cards. Remove all cables from the motherboard, including network cables, audio cables and display cables (High Definition Multimedia Interface, VGA, DVI, DP). Then try to turn on the computer. If it can be turned on normally, the problem may lie in the removed external device. Reconnect the external devices one by one until it is determined which external device or wire is causing the problem 3. Try to clear CMOS