HEIDENHAIN TNC 415 (259 9x0) Service Manual - Manual (Page 55)

SERVICE MANUAL TNC 415B/425
Page 52
Issue: 20.08.95
10.1.3 Power Supply of the Visual Display Units
BC 110 BC 110B
X1 = connection of logic unit X1 = connection of logic unit
X2 = keyboard connection (for soft keys) X2 = keyboard connection (for soft keys)
X3 = Line connection X3 = Line connection
Line voltage 110 V~ 220 V~ Line voltage 110 V~ 220 V~
Voltage range 85 ... 132 V~ 170 ... 264 V~ Voltage range 85 ... 132 V~ 170 ... 264 V~
Line fuse F 3.15 A F 3.15 A Line fuse T 2.0 A T 2.0 A
Frequency 49 ... 61 Hz Frequency 49 ... 61 Hz
Power consumption 60 W Power consumption 60 W
X4 = DC connection for fan X4 = Voltage output for testing
Pin designation Assignment Pin designation Assignment
1 + 24 V + 6 V
2 0 V - 0 V
Note: The fan of BC 110B is supplied internally
with + 24V.