Open Cash Drawer

1. Start ARPOS.
2. Go to menu Configuration - Bill Configuration - Cash Drawer and
Pole.
3. Check option "Use Cash Drawer".
4. Press "Details" button located right to the "Use Cash Drawer"
option.
5. On new window select "Direct connection to Printer" as "Connection
method".
6. Select "Hexadecimal" for "Format" option.
7. Copy paste the following command:
1B;70;00;19;FF
8. Press OK in this window.
9. Press OK in "Bill Configuration" window.
10. Close ARPOS.
11. Start ARPOS again.
12. Go to menu Configuration - Bill Configuration - Cash Drawer and
Pole - press "Open" button
or
use "Open Cash Drawer" button located on window New Order -
Close Order - Take Payment.

It should be working now.
If it does not work, then use the following command:
1B;70;00;19;7D
1B;70;30;30;A0;A0

Restart ARPOS.
Does it work now?

If it still does not work then send to support@abacre.com brand name and model name of your printer and cash drawer.

Note: after changing settings of cash drawer you may need to restart the program.