When External Power Supply Function Does Not Work Properly - Mitsubishi Electric SW0DNC-MNETH-B User Manual

14 TROUBLESHOOTING

14.6 When External Power Supply Function does not Work Properly

Is the LED of external power supply OFF?
Is the voltage output to the connector of the external
power supply cable?
14 - 25
When the external power supply does not operate properly, check the following items.
Item
If any of the corrective actions above do not help, refer to Section 14.9.
Corrective action
Review the wiring of the external power supply cables. Inset the
connectors and contacts until they click. (Refer to 6.4.4)
Set the voltage between the pins of the connector (cable side)
is within the range of the specification (Section 3.2).
Check the external power supply.
MELSEC
14 - 25