Daikin VRV - WII, Service Manual

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SiUS30-604 Troubleshooting (OP: Unified ON/OFF Controller)
Troubleshooting 245
5.2 Display “Under Host Computer Integrate Control” Blinks
(Repeats Single Blink)
Remote
Controller
Display “under host computer integrated control” (Repeats single blink)
Applicable
Models Unified ON/OFF controller
Central remote controller, Schedule timer
Method of
Malfunction
Detection Detect the malfunction according to DIII-NET transmission data.
Malfunction
Decision
Conditions When the centralized controller, which was connected once, shows no response.
The control ranges are overlapped.
When multiple master central controller are present.
When the schedule timer is set to individual use mode, other central controller is present.
When the wiring adaptor for electrical appendices is present.
Supposed
Causes
„
Address duplication of central remote controller
„
Improper combination of optional controllers for centralized control
„
Connection of more than one master controller
„
Malfunction of transmission between optional controllers for centralized control
„
Defect of PC board of optional controllers for centralized control