I can not tell from code you posted which CheckBoxes you want invisible.
Code:
Private Sub Check197_Click()
If Me.Check197 = True Then
Me.Text204.Visible = True
Else
Me.Text204.Visible = False
End If
Me.Text237.Visible = False
Me.Check235 = False
Me.Label236.Visible = False
Me.Text233.Visible = False
Me.Check193 = False
Me.Label194.Visible = False
If Me.Check197 = False Then
Me.Text237.Visible = True
Me.Check235 = True
Me.Label236.Visible = True
Me.Text233.Visible = True
Me.Check193 = True
Me.Label194.Visible = True
Else
End If
If Me.Check197 = True Then
Me.Check235.Locked = True
Me.Check193.Locked = True
Else
End If
If Me.Check197 = False Then
Me.Check235.Locked = False
Me.Check193.Locked = False
End If
End Sub