Further Adjustments; Setting The Display Contrast; Setting The Brightness Of The Display; Naming Heating Circuits - Viessmann VITOLIGNO 300-H Operating Instructions For The System User

Heating system with ecotronic weather-compensated, digital boiler and heating circuit control unit
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Setting the display contrast

Press the following keys:
1. å
for the "Extended menu".
2. |/~ for "Settings".
3. d
to confirm.

Setting the brightness of the display

You would like to see the text in the menu
better. Change the brightness for the
controls and the screensaver sepa-
rately.
Press the following keys:
1. å
for the "Extended menu".
2. |/~ for "Settings".
3. d
to confirm.

Naming heating circuits

You can give heating circuits 1, 2, 3 and
4 ("HC1", "HC2", "HC3" and "HC4")
individual names. The abbreviations
"HC1", "HC2", "HC3" and "HC4" are
retained.
Press the following keys:
1. å
for the "Extended menu".
2. |/~ for "Settings".

Further adjustments

4. |/~ for "Contrast".
5. d
to confirm.
6. |/~ for the required contrast.
7. d
to confirm.
4. |/~ for "Brightness".
5. d
to confirm.
6. |/~ for "Controls" or "Screen-
saver".
7. d
to confirm.
8. |/~ for the required brightness.
9. d
to confirm.
3. d
to confirm.
4. |/~ for "Heating circ desig".
5. d
to confirm.
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