EL
ErrorLib
Brands
||
  1. Home
  2. Huawei
  3. SUN2000 Solar Inverter
  4. 61440
About·Privacy·Terms

ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

61440

Monitoring Unit Faulty

Huawei · SUN2000 Solar Inverter

What does 61440 mean?

The monitoring unit has an issue, possibly due to insufficient flash memory or bad sectors in the flash memory. This can affect the inverter's ability to monitor and log data.

Common Causes

  • The flash memory is insufficient.
  • The flash memory has bad sectors.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the AC output switch and then the DC input switch.

  2. 2

    After 5 minutes, turn on the AC output switch and then the DC input switch.

  3. 3

    Replace the board if the fault persists.

Browse all codes in this manual (33)
Verified technical data. Last updated: April 2026

Related Faults

2001High String Input Voltage2002DC Arc Fault2003DC arc fault
Source: Huawei SUN2000 Solar Inverter
Open Manual (Page 72)Search more codes in this manual