Bosch Fire System User Manual page 21

DISPLAY REV?
Description
This function displays the revision of firmware currently installed in
the panel.
1. Press the [ESC] key to enter the Menu. Press [NEXT] until
the DISPLAY REV ? function is displayed.
2. The current revision of firmware displays
# # - # #) for 5 seconds.
(9112 REV
3. The display returns to idle text.
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