E6 Troubleshooting - Midea MDV-D22Q1/N1-D Technical Manual

3.5.

E6 Troubleshooting

3.5.1. Display output
or
3.5.2. Description
▪ Fan error.
▪ Either the main PCB cannot detect the fan, or the difference between the actual fan speed and the target fan speed
exceeds the limit.
3.5.3. Impact on other units
▪ Refer to
4.2 "Impact on Other
3.5.4. Possible causes
▪ Fan stuck or blocked.
▪ Fan motor not connected properly or has malfunctioned.
▪ Power supply abnormal.
▪ Damaged main PCB.
TIMER LED
flashes
once per
second
Units".
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