Silca Unocode 399 Plus, Operating Manual

Page: 72 / 98

Unocode 399 PLUS Operating manual - English
68 Copyright Silca 2010
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 circuit board and re-connect all cables (all
cable connections are polaris ed therefore cannot be connected
incorrectly).
6) re-fit the bottom panel and re-position the machine on its
workbench.
7) turn the machine on and launch the WIN-TRANSFER progr am
(chap.7.13, page 75).
Fig. 51
F1
10
A
F4 2A
6.
3A
F3 4A
F2
electronic circuit board
Y1