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Huawei AD9430DN bizarre troubleshooting-unable to enter the system

Shulou Source: shulou.com Published: 2022-06-01 05:14:07 10月01日 Update

Recently, the company encountered a strange malfunction of Huawei Wireless AD9430DN controller.

Problem description: wireless AP does not transmit signals and cannot enter the management platform web, telnet

Equipment check: all the time

Press CTRL+T for Full Memory Test in 1 Seconds: 0

Core: 1000 MHz

IO: 600 MHz

DDR: 533 MHz (1066 Mhz DDR)

* * * * * * * * * * * * * Welcome To Huawei Wlan World

U-Boot 345 (Build time: Apr-22-2016 09:50:43)

BIST: passed

Testing DDR data bus: Passed.

Press CTRL+T for Full Memory Test in 1 Seconds: 0

Testing DDR addr bus: Passed.

(1) Using default algorithm (2) Selecting specific algorithm (3) Reboot

Troubleshooting: has been unable to enter the switch on the system, closed by bios hardware detection, you can enter the system, but with

Set to disappear, some command anomalies, irregularly will still be unable to enter the system state, and then checked by the factory engineer

There is a hardware memory problem.

Question and mark solution: return to the factory for maintenance.