Silca Unocode 399 Plus Operating Manual page 72

Unocode 399 PLUS
7.6 E
LECTRONIC CIRCUIT BOARD REPLACEMENT
Proceed as follows:
1) turn the machine off and unplug it from its power supply cable.
2) remove the bottom panel (ch., page 70).
3) disconnect all cable connectors from the electronic circuit board (fig. 50).
Fig. 50
4) take the electronic circuit board off by unscrewing the (Y1) nuts off
(fig. 51).
5) mount the new electronic cir c uit board and re-connect all cables (all
cable connections are polaris ed therefore cannot be connected
incorrectly).
6) re-fit the bottom panel and
workbench.
7) turn the machine on and launch the WIN-TRANSFER progr am
(chap.7.13, page 75).
68
re-position the machine on
Copyright S ilca 2010
Operating manual - English
electronic circuit board
its
Fig. 51
Y1