Hp Laserjet M1005 Multifunction Printer — Hp printer's cod is not working

Dear sir, i am buying a hp printer from flipkart . The printer is worked properly . But the cod is not working from starting . I am using a cod of my old hp printer but this is also not working now . So i want that you or flipkart give me a new cod . 1. My nane :- purnima bose 2. Contact number :- [protected] 3. Address :- 36c 4th floor (top), hauz rani, near saket city hospital, malviya nagar, new delhi -110017 4. Vsku :- s5b6de- 160 1548 5. Invoice no. :- s5b6de/15-16/4823 6. Invoice date :- 31 july 2015