Service Manual TNC 407 / TNC 415 - heidenhain - DR. JOHANNES ...

HEIDENHAIN
L)R JOHANNES HElDENHAlNGmbH
D-83292 Traunreut ‘S (08669) 31-O
SERVICE MANUAL TNC 407/415
Issue: 01 .09.1995
Kundendienst Page 93
19.2 Exchanging the Logic Unit
192.1 Data Backup and Labelling of the Cables
(see section 19.1)
19.2.2 Dismounting the Logic Unit
a) Switch off the main switch
bi Loosen all plug connectors and clamped joints at the logic unit
(pin layout: see section 5)
D-sub COnnector
Loosen knurled screws
Round connector
Loosen knurled coupling ring
Loosen screw terminals
Use a screwdriver to
loosen the terminal connector
Do not disconnect