Error Code [0404] - Mitsubishi Electric PUHY-P200 Service Handbook

[7-2 Error Code Definitions and Solutions: Codes [0 - 999] ]
7-2-2

Error Code [0404]

1. Error code definition
A control communication reception error
2. Error definition and error detection method
Indoor controller board
Abnormal if data cannot be read normally from the nonvolatile memory of the indoor controller board.
3. Cause, check method and remedy
Defective indoor controller board
HWE14040
Cause
- 170 -
Check method and remedy
Replace indoor controller board.
GB