Software - ProSeal 25 Service Manual

4-5.

Software

The Control System of the ProSeal Laminator is software driven.
The software resides in a small embedded controller, mounted on the Control PCB.
Necessary tools: small flat-head screwdriver.
Approximate time: 3 minutes.
Note:
To change / upgrade the software, it is necessary to perform the 'Plastic Side Covers'
Procedure, described in Section 4-3.
Make sure that the power cord is disconnected from the mains!
1. Insert the small screwdriver between the
processor and it's socket, mounted on the
PCB. See figure 20. Carefully remove the
processor.
2. To insert the new processor, make sure that
the small pins are not bent, and that their pin-
to-pin distance matches the hole-to-hole
distance on the socket.
3. Carefully insert the new processor. Make sure
that the pins do not bend. Make sure as well,
that the small notch on the side of the
processor matches the symbol, printed on the
PCB. The notch must be on the left side (arrow
in figure 20).
4. Discard the old processor.
Disassembly / Reassembly Procedures
fig. 20
4-6 February 2000