Check SiEN18-622
406 Troubleshooting
Check No. 03 Check for Fan Motor Connector
(1) Turn the power supply off.
(2) With the fan motor connector disconnected, measure the resistance between each pin, then
make sure that the resistance is more than the value mentioned in the following table.
Measurement point Judgment
1 - 4 1MΩ or more
2 - 4 100kΩ or more
3 - 4 100Ω or more
4 - 7 100kΩ or more
2 Orange
3 Brown
4 Blue
1 White
5
6
7 Red
GND
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