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display blink

Remote control display and program numbers (P1-P4) blink for 10 seconds — Setting mode terminated due to inactivity

MHI · Air Conditioning

What does display blink mean?

If no operation is performed on the remote control for 60 seconds while in setting mode, the changes made become invalid, and the setting mode ends. The remote control display along with all program numbers (P1, P2, P3, P4) will blink for 10 seconds.

Common Causes

  • No operation performed on the remote control for 60 seconds while in setting mode.
  • Interruption during setting mode.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Re-enter setting mode by pressing the PROGRAM button.

  2. 2

    Perform settings continuously without delays exceeding 60 seconds.

  3. 3

    Ensure clear line of sight between remote control and indoor unit when sending settings.

Browse all codes in this manual (124)
Verified technical data. Last updated: April 2026

Related Faults

00Outdoor Board LED only green lights up after startup - No outdoor unit of address 0 / Remote controller transmission wire open1OPERATION INDICATOR lamp blinks 1 time (Pattern A) - Indoor/outdoor unit communication error (Transmitting error - Outdoor unit)14OPERATION INDICATOR lamp blinks 14 times (Pattern A) - Other errors
Source: MHI Air Conditioning
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