CodeRegistry
Brands
  1. Home
  2. NIBE
  3. S2125 Air/Water Heat Pump
  4. Continuous light PWR (green)
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

Continuous light PWR (green)

LED: PWR (green) Continuous light — Base board power on

NIBE · S2125 Air/Water Heat Pump

What does Continuous light PWR (green) mean?

The green PWR LED on the base board (AA2) is continuously lit, which is the normal indication that the base board is receiving power.

Common Causes

  • Normal operating condition.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    No action needed for this LED state, it indicates normal power supply to the base board.

  2. 2

    If other problems are occurring, investigate other LED states or display alarms.

Browse all codes in this manual (55)
Verified technical data. Last updated: April 2026

Related Faults

Communication fault to Inverter 254Alarm 254 (or 264, 203) Communication fault to Inverter — Inverter unpowered or brokenCompressor speed too low 354Alarm 354 (or 503, 186) Compressor speed too low — Inverter safety function reduces compressor speedContinuous light CPULED: CPU Continuous light — CPU is not running correctly
Source: NIBE S2125 Air/Water Heat Pump
Open Manual (Page 32)Search more codes in this manual