HEIDENHAIN TNC 407 (243 020) Service Manual - Manual (Page 124)

SERVICE MANUAL TNC
Issue:
01.09.1995
Page 104
Loosen the mounting screws
Slide out the power supply unit to the right and insert the new power supply unit
E 6031 3
Fasten the mounting screws, engage internal connectors
Observe that no connectors are switched!
Close the logic unit, switch on the main switch.
NOTE:
Send and store the boards only in the
original packaging that protects them
static charge. Never use conventional plastics to wrap the boards in.