Siemens optiPoint 500 entry Reference Manual page 8

1=
2=
3=
...
Program/Service
*97
#97
*89
#89
*53
*1
*11
*12
*13
#1
*64
#64
*501
#501
*96
#96
*85
#85
*85*
#85#
*943
*944
*52
#52
*44
#44
*61
*62
*45
#45
...