Specifications

Troubleshooting (OP: Central Remote Controller) SiUS39-601
194 Troubleshooting
3. Troubleshooting (OP: Central Remote Controller)
3.1 “M1” PC Board Defect
Remote
Controller
Display
M1
Applicable
Models
Central remote controller
Method of
Malfunction
Detection
Detect an abnormality in the DIII-NET polarity circuit.
Malfunction
Decision
Conditions
When + polarity and - polarity are detected at the same time.
Supposed
Causes

Defect of central remote controller PC board
Troubleshooting Replace the central remote controller.