Silca Quattrocode Operating Manual page 44

Operating manual - English
9.9 Replacing the CPU module
1) switch off the machine and disconnect the supply wire.
2) detach the cover (O) (chap. 9.5, page 40).
WARNING: do not bend the cover during this operation as the attachment hooks could easily be
broken.
3) disconnect the plug 1 from the supply module.
4) disconnect the wires:
- 2 (Y axis motor)
- 3 (X axis motor)
- 4 (module supply board)
- 5 (A axis motor)
- 6 (Z axis motor)
- 7 (module supply board)
- 8 (B axis motor)
- 9 (module supply board)
- 10 (serial A)
- 11 (serial B)
5) loosen the two screws (W) securing the module (it is not necessary to remove them) (fig. 39).
6) slide the module from the rack and replace with a new one.
7) secure the new module with the two screws (W) and re-connect wires 2/3/4/5/6/7/8/9/10/11
and plug 1.
WARNING: replacing this module, which contains the RAM memory, causes loss of the operating
program.
Fig. 39
44
1
2
3
4
5
8
11
W
CPU
MODULE
Copyright Silca 1999
QUATTROCODE
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