Panasonic PT-DZ21K2 PT-DS20K2 PT-DW17K2 PT-DZ16K2 Error U22: Optical module temperature error

Panasonic projector · taken from the manufacturer’s manual, pages cited

Error codeU22

The optical module temperature is too high. The manual's first action is: “The operating environment temperature is too high. Use the projector in an appropriate operating environment temperature¹.”

Model
Panasonic PT-DZ21K2 PT-DS20K2 PT-DW17K2 PT-DZ16K2
Display shows
Optical module temperature error (U22)
Type
Error code
Source
Manual p. 190

What U22 means

Optical module temperature error p. 190

What to do

  1. The operating environment temperature is too high. Use the projector in an appropriate operating environment temperature¹. p. 190

Before you service the product, read the safety instructions in the manual p. 5.

If U22 is still not resolved

  • Use the projector in an appropriate operating environment temperature p. 190
    “Use the projector in an appropriate operating environment temperature¹.”
Open the manual at page 190 All PT-DZ21K2 PT-DS20K2 PT-DW17K2 PT-DZ16K2 error codes Manual details & download

This page summarises what the manufacturer’s manual says about U22; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Panasonic. Found a mistake? Report an error.