8 Software maintenance
9. Activate the transfer with max. baud rate.
10. Click “Start Download”.
Start Download?
11. Confirm the query with “Yes” to execute the download to the boiler control unit.
The download process will now be executed. It takes approximately 3 minutes.
8.1.3 Software transfer to the handheld programming unit
Power supply: Connect to a 9V battery (rechargeable) or the supplied power supply.
Connecting:
1. Switch off the handheld programming unit prior to connecting the cable (connect in a de-energised state).
2. Connect the null modem cable to a serial interface of your PC.
3. Connect the other end of the null model cable to the handheld programming unit.
Switch-on:
Slide the on/off switch up; “HAND-PG 7.2 1” will be displayed in the first line.
Check the battery voltage:
Press the F2 function key
Check the content of the memory locations:
1. Select the program memory location.
2. Activate the F1 key.
Prepare the program storage location:
When re-allocating the program storage location, to ensure that old data does not remain in the memory location,
you must delete the previous programs in the memory location.
1. Select the desired program memory location (P1 - P4).
2. Activate the F4 key.
3. Activate the F4 key again (if this program memory location should not yet be deleted, simply press any key
other than the F4 key).
MA-Easyfire 10.2008_EN.indd 81MA-Easyfire 10.2008_EN.indd 81 30.03.2009 13:30:14 Uhr30.03.2009 13:30:14 Uhr
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