16 May 79

Symptom: MGTC-20, DXTC-20, DXTH-20 – ERROR CODE E5

Solution: CHECK CORRECT USE OF PCB

Cause: INDOOR UNIT MISMATCHED WITH OUTDOOR UNIT

Remarks:

DESCRIPTION:

TEST CODE SENT FROM OUTDOOR UNIT PCB DOES NOT MATCH THE TEST JIG.

REPAIR:

1) CHECK WHETHER THE PCB IS USED CORRECTLY