Service manual

Troubleshooting by Indication on the Centralized Remote Controller SiUS28-902_a
145 Troubleshooting
4.2 “M1” P.C.B. Defect
Remote
Controller
Display
M1
Applicable
Models
Centralized remote controller
Method of
Malfunction
Detection
Malfunction
Decision
Conditions
Supposed
Causes
 Defect of centralized remote controller P.C.B.
Troubleshooting Replace the centralized remote controller P.C.B.