Repair devices MikroTik

Successful MikroTik equipment repair: how to bring your network devices back to life?

Repair of UBiQUiTi, MikroTik & Cambium equipment

Reliable networking equipment from well-known global manufacturers UBiQUiTi (UBNT), MikroTik, and Cambium Networks is an important part of the infrastructure of any modern company or home network. The long service life of networking equipment requires timely identification and resolution of potential issues that may arise during the operation of the devices. Over time, repair or restoration of failed devices may be required, such as switches, routers, access points, Wi-Fi routers, and LTE equipment.

Successful repair of UBiQUiTi (UBNT), MikroTik, Cambium Networks (Motorola Canopy) telecommunications equipment - how to bring your network devices back to life?

Router MikroTik CCR1036-12G-4S

Malfunction: does not load, error hv_panic: fatal DTSB read miss.
During operation, I failed.

Correction: replacement CPU and RAM module.

Switch MikroTik CRS328-24P-4S+RM

Fault: does not boot, there is no link on the ports.
Failed after electric welding.

Repairing: repair of PSE modules, chain restoration Ethernet.

Switch MikroTik netPower 16P (CRS318-16P-2S)

Malfunction: not initializing, no link on the ports.
Failed during operation.

Correction: firmware recovery on the programmer.

Testing MikroTik Ethernet Rx & Tx lines for overvoltage

On a properly functioning router, such as the MikroTik hAP (RB951Ui-2nD), the electrical resistance between the Ethernet lines «Rx» and «Tx» should be 150 ohms ±4%.

Wi-Fi router MikroTik Chateau LTE12 (RBD53G-5HacD2HnD)

Malfunction: does not boot, does not respond to the reset button.
Failed during operation.

Repair: replacement of the step-down DC/DC converter.

Сrypto-mining virus on MikroTik in RouterOS

The performance of MikroTik devices can be affected by a crypto-mining virus, due to a vulnerable version of RouterOS or its configuration.