HEIDENHAIN TNC 407 (243 020) Service Manual - Manual (Page 36)

SERVICE MANUAL TNC
issue:
01.09.1995
Page 28
5.4.3 Connector Designation: BC 1 B
5.4.4 Pin Layout: BC 1 B
X l Connection to the Logic Unit
see section 5.4.2
X2
Connection of the Soft Keys to the
Keyboard Unit
see section 5.4.2
X3 Line Connection
Terminal block
Assignment according to label
X4
Voltage Output for External Units
Terminal block (Z-pin)
Pin Signal
+
o v
max. load 0.9 A