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Partner Academy · Deye

Fault F32

DC Channel High Fault

Excessively high DC channel voltage

Deye service: DC Channel High Fault — reduce series PV count.

Field checks

  1. Measure PV string voltage.
  2. Reduce series modules until voltage is within the safe operating window.

FAQ

What does Deye F32 mean?
Excessively high DC channel voltage
What should I check for Deye F32?
  1. Measure PV string voltage.
  2. Reduce series modules until voltage is within the safe operating window.
When should I contact Inversol?
After noting the exact code, model, SN, and operating mode, complete the field checks. If the code returns after a clean power cycle, contact Inversol WhatsApp support with a photo of the display.

Partner lookup — not a substitute for the official Deye service manual or live measurements. Firmware maps can differ by model family.

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