Service Manual
52
Demount the control knob unit from the control system CPU by unscrewing the screw (A) a bit (4–5 mm) until the con-
trol knob unit loosens.
Demount the two grounding brackets (B).
fig.7640
Demount the I/O module type 10 from the control system CPU by unscrewing the screw (C) a bit (4–5 mm). Remove
the I/O module type 10 by lifting it upwards.
fig.7640A