Troubleshooting
SiBE06-514A
84
Service Diagnosis
4.2
Indoor Unit PCB Abnormality
Remote
Controller
Display
A1
Method of
Malfunction
Detection
Evaluation of zero-cross detection of power supply by indoor unit.
Malfunction
Decision
Conditions
When there is no zero-cross detection in approximately 10 continuous seconds.
Supposed
Causes
Faulty indoor unit PCB
Faulty connector connection
Troubleshooting
Note:
Connector Nos. vary depending on models.
Connector connection check
(note).
YES
Is it normal?
NO
Correct connections.
Replace PCBs.
(R1400)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Model Type
Connector No.
Floor Standing Type
Control PCB : S7, S201, S203
Power Supply PCB : S8, S202, S204
Summary of Contents for FVKS25BVMB
Page 10: ...SiBE06 514A List of Functions 1 Part 1 List of Functions 1 List of Functions 2 ...
Page 13: ...List of Functions SiBE06 514A 4 List of Functions ...
Page 19: ...Specifications SiBE06 514A 10 Specifications ...
Page 57: ...Control Specification SiBE06 514A 48 Function and Control ...
Page 85: ...Instruction SiBE06 514A 76 System Configuration ...
Page 133: ...Check SiBE06 514A 124 Service Diagnosis ...
Page 171: ...Others SiBE06 514A 162 Others ...
Page 177: ...Wiring Diagrams SiBE06 514A 168 Appendix ...
Page 181: ...SiBE06 514A iv Index ...