When the game first starts you need to press I,J,K,G,S for bills 10,50,100,500 and 1000. These are rubles notes! 

Spacebar lets you spin.

L selects lines.

B selects bet.

E,R,T,Y,U will select bet 1,3,5,7,9

F is max bet.

Q will cash out.

In Double Bonus mode

D lets you double up at the end of a winning spin. Then press numbers 1 to 5 for the cards you want to pick. You can collect at any time by pressing C.

In regular mode before another spin pressing 3 on the number pad will take you to Operator mode. You can set the game to auto test play timed from a script, play as fast as possible or evaluate about 300 games per min. You can also change the paytables, add credits as well as other settings in operator mode.

On the Operator screen you can turn Demo mode on which does not affect credits and meters. In Demo mode you can preset the winning combination you can use the L CTRL and L ALT keys to press at the same time as regular numbers 1 to 5. The combination of these two keys will allow you to gaff the reels and select symbol combos to evaluate.

Pressing 2 on the number pad takes you to Attendant mode. You can pay out, see histories and other attendant functions.

There are more features but that is the basics. 
