Software Updating (Machine Re-Programming) - Saeco SG200E Operation & Maintenance Manual

- Washing
It allows to rinse the brewing circuits of instant
products.
By pressing the ENTER key the automatic cycle
starts, thus activating in sequence each instant
product circuit.
Recommended solutions
To wash the circuit of a single instant product
you need to keep the beverage keys pressed:
- Beverage key 2: instant 1 wash
- Beverage key 3: instant 2 wash
- Beverage key 4: instant 3 wash
- Boiler emptying
It enables starting the automatic boiler
discharging cycle.
STATISTICS
This item enables displaying statistical data, total
sales amount (which can be divided per
beverage), total and partial number of brewings,
the amount of coins and banknotes.
8.4 Software updating
The VM control program is in the flash memory
inside the microcontroller.
The software can be updated by using an
external EPROM or FLASH memory.The
following is the general procedure of the
operations to be carried out for the above
mentioned updates.
External EPROM or FLASH memory
The procedure is the following:
- turn off the vending machine;
- disassemble the TIMEKEEPER (if any);
- insert the external memory on a strip of 16x2
(fig.43) with the section showing PIN 1 turned
upwards. Make sure the memory pins are all
fully fitted, so that it perfectly fits the strip 16x2.
Strip 16x2 for SW
updating
Fig.43
- switch on the vending machine. The vending
machine checks if a suitable external
memory is present. If this is the case, the
following message is displayed:
PRESS P1 TO UPDATE
FROM VX.yz > TO A.bc
- the message on the second line indicates that
if the program is updated you will pass from
the current version (X.yz) to the update flash
version (A.bc);
- to upgrade the software press the internal key
P1 (near the corner) of the CPU card, any
other key will have no effect.
- The software requires about 30 seconds to
be updated and the procedure end is signalled
by a message on the display;
- turn off the vending machine;
UPDATE COMPLETED
- disassemble the external memory;
- assemble the TIMEKEEPER (if present).
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