28 – 500 HEIDENHAIN Service Manual iTNC 530 HSCI
28.12 Machine operating panel
28.12.1 Designations and positions of connectors
Pin layout for MB 620 Connector Function
X17 EMERGENCY STOP (MB)
(reserved for functional safety)
X18 EMERGENCY STOP (MB)
(reserved for functional safety)
X500 HSCI output
X502 HSCI input
X6 PLC inputs
X7 PLC outputs
X10 Interface to keyboard and potentiometers
X23 Handwheel connection
X30 Connection for handwheel adapter
(reserved for functional safety)
X31 Permissive key, NC Start, NC Stop
X101 24 V NC power supply
Protective ground
X23
X10
X502
X500
X101
X30
X31
X6
X7
X17
X18