Bosch Integral TM13 Operating Instructions Manual page 73

Setting up the telephone for your own specific needs
Setting up macro functions A
Reset function key
'Set up macroµ
Select the "Set up macro" menu item in the
"Further functions" submenu and press
"Enter".
Press the "Enter" key again.
Enter
–
or
Press the function key which you would
like to reset.
'Function key free Select the "Function key free" menu item.
Fx:
The key is then reset, and the associated
display text is empty.
73