HEIDENHAIN iTNC 530 Service Manual page 208

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Power Supply

The UV 105 B was designed solely for the use on HEIDENHAIN controls in connection with non-

HEIDENHAIN inverter systems.

The phases U/V and the dc-link voltage ± UDC are connected via a connector on the front panel.

The LED READY UV on the front panel indicates the readiness of the unit.

Power is supplied through the 50-line ribbon-cable connector and in addition through a 5 V

terminal on the UV 105 B.

HEIDENHAIN Service Manual iTNC 530

Troubleshooting