PCB Care

Carrier L2 Error Code

Drive Bus Voltage Over-Low Protection.

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Drive Bus Voltage Over-Low Protection

Cause: DC bus voltage too low

How to fix: Check incoming mains voltage and rectifier circuit.

Carrier boards that may fix L2

If the board is the cause, these refurbished Carrier boards are in stock. Match the part number before you order.

Other Carrier codes

E0E1E2E3E4E5ECF0F1F2F3F4