Replacing The Eprom - Thermoplan Black&White3 CT Technical Manual

Replacing the EPROM

5. Replacing the EPROM
Follow these steps carefully to replace the EPROM inside the coffee machine.
For further assistance please refer to the separate chapters in this manual describing the data storage and reset function.
1. Preparation
1.1 Data Storage
Proceed the following steps:
a) Tap on „Ready" on the upper left display section
b) The „Enter PIN" window appears. Enter Code 4444 and confirm with
c) Press the button „Save/Restore Data"
d) Press the button „Save Product Data" to save the parameters on the CF card
e) After downloading the parameters, the button color switches to green. Leave the menu by pressing the
1.2 Eprom Change (refer to next page)
a) Switch off the unit
b) Remove the mechnical module
c) Remove the cover of the CPU
d) Remove carefully with a suitable tool the Eprom out of the holder
e) Put in carefully the new Eprom, ensure the right position. Refer to the mark on the Eprom and holder.
f) Mount the cover of the CPU
g) Push in the mechanical module
2. Restart
2.1 No RESET necessary
In case there are NO NEW parameters implemented, there is NO RESET necessary, proceed as follows:
a) Switch on the machine
b) The parameter are still kept on the CF card, there is no restore necessary
2.2 RESET necessary
In case when the Eprom is having a new menu included compared to the former version, you have to perform a RESET to ensure the correct initialization of
the parameters. Due to the menu did not exist on the former version when the storage was done, this specific parameter must be entered manually.
Proceed as follows:
2.2.1 Reset
a) Switch on the machine
b) Ensure you did the storage as decribed under 1.1
c) Tap on „Ready" on the upper left display section
d) The „Enter PIN" window appears. Enter Code 1111 and confirm with
e) Press once on to reach the parameter „Supplies"
Step
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f) Press on for 10 sec. until the display reads „Reset !!!"
–
g) Release the -button. The display reads „Machine Reset" and „Please Wait"
h) Exit the menu by touching the upper left corner on the display
i) Switch the unit off, wait for 10 seconds and switch the unit on again
2.2.2 Restorage Datas
a) Tap on „Ready" on the upper left display section
b) The „Enter PIN" window appears. Enter Code 4444 and confirm with
c) Press the button "Save/Restore Data"
d) Press the button „Restore Product Data" to restore the parameters
e) After downloading the parameters, the screen color switches to green. Leave the menu by pressing the
f) Leave the storage level to the ready stage
g) Switch the unit off, wait for 10 seconds and switch the unit on again
2.2.3 Initialization new menu
a) Tap on „Ready" on the upper left display section
b) The „Enter PIN" window appears. Enter Code 4444 and confirm with
c) Look for the new menu and enter the recommended parameter into this menu
d) Proceed the storage as shown under 1.1 to save the new parameters on the CF card
© 2009 by Thermoplan AG, Subject to change
Technical Manual
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REV-4
SECTION 3
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