To reverse we need the original receipt you want to reverse and the cash register.
1.With the M button go to the “Register” mode password: 9999, press the CLK button on the screen you will see 0.00

2. Enter the code of the type of reversal ( there are three types of reversals )
- Code: 91 is a stop claim;
- code: 92 is a stop operator error;
- Code: 93 is a reversal of a reduction in the tax base;
- Enter the stop type code ( 91 or 92 or 93 ) press the ALT button ( hold) and press the VD button along with it.
3. Then you should write out. №123
( This receipt number is located under “Come Again!” on the left side). It consists of 7 digits ( example: 0000111), end by pressing the STL button.

4. On the screen it will show you “Date and Time”
Example: 01/04/19 14:10:00 at this point you enter first the date and then the time from your receipt which is located opposite the Doc. No. 123 ( no periods or commas ). Confirm with the TL button.

5. The screen will display FP
FP ( this is your fiscal memory number, which is at the bottom of the receipt, and consists of 8 characters – starts with 36 ( example: 36010203 ). After entering your number, press STL.

6.The display will tell you “Storno Amount”
0.00, you must enter the amount you want to reverse. Select the group from which the cash memo is released – with the D+ button (for the first group) or ALT(hold) and D+→ group no.→ STL (for another group) and then finish with the TL button.

Remark:
- The reversal slip and the original slip shall be stowed in the cash book for the day specified.If a reversal claim is made there must be a greater amount in the cash book of the machine than the amount being reversed.
- Example: if the claim note is worth 50 BGN, and the cash register has receipts for 30 BGN, this operation will not be possible and it will print one of the following errors: ERROR, OPERATION PROHIBITED, WRONG VALUE.
- In this case, you have to enter money in the cash register, so the cash in the cash register must be larger than the note you wish to reverse.
- The note does not have to be made on the same day.