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This manual covers the NF4UK8AA series motherboard, identified by part number P/N 91‑181‑NF4‑AD‑20. It includes sections on hardware layout, BIOS configuration, LAN and USB interfaces, and audio output options. The document also contains the required Declaration of Conformity and FCC compliance statements.
The motherboard complies with EMC directives (MEN 55022/41, MEN 61000‑3‑2, MEN 61000‑3‑3, M EN 55024) and FCC Part 15 rules. Technical limits such as an equipment input current of ≤ 16 A per phase are specified, and the board provides 100 M and 1 G LAN ports, USB 2.0, and speaker‑mode audio features. This manual is written in Chinese.
| Part Number | 91-181-NF4-AD-20 |
|---|---|
| Input Current Limit | <= 16 A per phase |
| FCC Class | Class B Subassembly |
| LAN Port Speeds | 100 M and 1 G |
The part number is 91‑181‑NF4‑AD‑20.
It meets EMC directives MEN 55022/41, MEN 61000‑3‑2, MEN 61000‑3‑3, M EN 55024 and complies with FCC Part 15 rules.
The board provides both 100 M and 1 G Ethernet ports.
The manual mentions a speaker‑mode with spectrum analyzer and VU meters for audio output.