29 – 554 HEIDENHAIN Service Manual iTNC 530 HSCI
Interface boards with metallic isolation are identified as
follows:
On the front panel, there are the LEDs RESET X1, READY
and RESET X2.
There is a grounding screw on the front panel.
There is a transformer on the board.
These boards have the ID number 324952-10 with index
A, 11, 12, ...
Transformer component
on board