HEIDENHAIN iTNC 530 HSCI - Error Diagnosis on TS Touch Probes

26 – 422 HEIDENHAIN Service Manual iTNC 530 HSCI
26.4 Error diagnosis on TS touch probes
Control impaired? If you suspect that a damaged touch probe or a touch probe into which humidity has penetrated
impairs the function of the control:
8 Disconnect the touch probe and observe the reaction.
--> See ”Deselecting and disconnecting the touch probe” on page 26 – 433.
Visual inspection 8 Visually inspect the stylus, touch probe, transmitter/receiver unit, cable, etc.
Is the stylus broken? Is the touch probe or the cable damaged?
Is the transmitter/receiver unit contaminated, etc.?
Checking the LEDs Touch probe with infrared interface:
Figure: Optical status indicator of the transceiver units SE 440, SE 640 and EA 632 with two
multicolored LEDs