Check
Si01-406
122
Service Diagnosis
5.11
Hall IC Check
Check No.16
1. Check the connector connection.
2. With the power ON, operation OFF, and the connector connected, check the following.
∗
Output voltage of about 5 V between pins 1 and 3.
∗
Generation of 3 pulses between pins 2 and 3 when the fan motor is operating.
Failure of (1)
Æ
faulty PCB
Æ
Replace the PCB.
Failure of (2)
Æ
faulty hall IC
Æ
Replace the fan motor.
Both (1) and (2) result
Æ
Replace the PCB.
Содержание FT25CV1A
Страница 7: ...Si01 406 vi Table of Contents...
Страница 15: ...Functions Si01 406 4 List of Function...
Страница 21: ...Specifications Si01 406 10 Specifications...
Страница 31: ...Printed Circuit Board Connector Wiring Diagram Si01 406 20 Printed Circuit Board Connector Wiring Diagram...
Страница 189: ...R50 60CV1A Si01 406 178 Removal Procedure 6 Remove the screw 7 Take off the electrical parts box Step Procedure Points...
Страница 205: ...Wiring Diagrams Si01 406 194 Appendix...
Страница 209: ...Si01 406 iv Index...