Smeg AP420X Instruction Manual page 11

To access to the control knobs simply press them and
they will spring out into the operating position (fig. A).
They must remain out in this position while the oven is in
operation to prevent them from overheating. To return
them to the retrected position, simply press down until the
catch engages.
To open the oven door, press the handle and it will spring
out into the operating position (fig. B). It must remain in
this position while the oven is in operation to prevent it
from overheating.
38
Instructions for the user
Important
(in models with flush controls only)
A
B