Display is not lit — No power or system error

Was bedeutet Display is not lit ?

If the display is completely blank, there may be a power issue or a significant system fault preventing it from turning on.

• Power supply interruption
• Main control board fault
• Wiring issue

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the main power switch for the unit.

2. 2

   Verify that the main fuses and circuit breakers for the accommodation are on.

3. 3

   Check the control module's miniature circuit breaker.

4. 4

   If power is confirmed, contact your installer.