HEIDENHAIN TNC 306 Service Manual - Manual (Page 104)

SERVICE MANUAL TNC 306/360
Page 97
HEIDENHAIN Service
e) Loosen/remove the mounting screws
f) Lift out PLC board
19.4.3 Mounting the PLC-Board
The PLC BOARD is mounted in the reverse order that it was dismounted:
a) Insert and secure the PLC-BOARD
b) Engage the connectors
*
Observe that no connectors are switched!
c) Fasten the lid screws
d) Switch on the main switch
e) Carry out the offset adjustment with code number (see section 16.5.1)
Exchange is now finished.
*
Note:
Send and store the boards only in the original packing that
protects them from aquiring static charge!
Never use conventional plastics to wrap the boards in!