How do you set time and date on schiller at2 ekg machine

HI,
To set time on the schiller AT2 do the following.
1. Power ON the machine.
2. Press the following key sequence ALT,9,1,1.
3 Now enter the time using the digit key (HHMMSS)
You will hear the conformation beep indicating that the time is seted.

To set the date on schiller AT2 Do the following.

1. Press the following key sequence ALT ,9,2,2.
2. Enter the date using the digit key (DDMMYY)
You will hear a conformation beep indicating that the date is seted.
ok