Z87H3-A3X (V1.0) - Motherboard ECS - Free user manual and instructions
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| Product Type | Motherboard |
| Brand | ECS |
| Model | Z87H3-A3X (V1.0) |
| Form Factor | ATX |
| Socket | LGA 1150 |
| Chipset | Intel Z87 |
| Memory Support | DDR3, dual-channel, up to 32GB |
| Expansion Slots | 3x PCIe x16, 2x PCIe x1, 2x PCI |
| Storage Interfaces | 6x SATA 3.0, 1x M.2 (SATA) |
| USB Ports (Rear) | 2x USB 3.0, 4x USB 2.0 |
| Video Outputs | 1x HDMI, 1x DVI-D, 1x VGA |
| Audio | Realtek ALC892 7.1-channel HD |
| LAN | Realtek RTL8111G Gigabit Ethernet |
| Dimensions (approx.) | 305 x 244 mm (ATX standard) |
| Weight (approx.) | 0.8 kg |
| Power Supply | 24-pin ATX + 8-pin 12V |
| Main Functions | Supports Intel 4th gen Core i7/i5/i3, overclocking, CrossFireX, triple display |
| Care and Cleaning | Use dry cloth; avoid liquids; disconnect power before cleaning |
| Safety Instructions | Keep away from water and heat; handle with antistatic precautions |
| Spare Parts and Repairability | Contact ECS support for replacement parts; repair by qualified technician |
| General Information | Manufactured by ECS; user manual available for free download |
Frequently Asked Questions - Z87H3-A3X (V1.0) ECS
What CPU does the ECS Z87H3-A3X support?
It supports Intel 4th generation Core i7, i5, i3 processors in LGA1150 socket.
What RAM type is compatible?
DDR3 RAM, dual-channel, up to 32GB total. Speeds up to 1600MHz native, higher with overclocking.
Does this motherboard support overclocking?
Yes, the Z87 chipset allows overclocking of unlocked 'K' series CPUs. Use BIOS settings.
How do I update the BIOS?
Download the latest BIOS from ECS website, copy to USB drive, and use the M-Flash utility in BIOS.
What is the maximum resolution supported?
Via HDMI up to 1920x1200, DVI up to 1920x1200, VGA up to 1920x1200. Triple display support.
How many SATA devices can I connect?
Six SATA 3.0 ports (6Gbps) and one M.2 slot (SATA mode). Up to 7 drives total.
Does it support dual graphics cards?
Yes, it supports AMD CrossFireX technology using two PCIe x16 slots (x8/x8).
What is the TDP of the motherboard?
The motherboard itself has low TDP; total system power depends on CPU and peripherals. Ensure PSU of at least 500W for typical builds.
How to enable XMP for RAM?
Enter BIOS, go to Memory Configuration, enable XMP profile, and save changes.
Where can I find the manual?
The user manual is available for free download on notice-facile.com in PDF format.
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