1) Any Loans taken are regarded as 'deposits' under the Companies Act, 2013. As per the definition of the term 'deposit' under section 2(31) : "deposit" includes any receipt of money by way of deposit or loan or in any other form by a company,
2)As per notification MCA GSR 464(E), dated 5th June, 2015, a private limited company can accept deposits only from its members up to 100% of its paid up capital and Free Reserves & Securities Premium account provided it files with the Registrar information about such acceptance.
3)Hold a Board Meeting for proposing acceptance of fixed deposit. In the said Board Meeting itself, approve the Notice for holding general meeting of the company for obtaining the approval of the shareholders for the said proposal.
4) Hold the general meeting of the company and obtain the approval of the shareholders by means of special or ordinary resolution for authorizing the Board of Directors to accept the deposits.
5) To file a copy of such resolution within 30 days of date of passing the resolution with the Registrar of Companies
6) you can offer discount to investors at time of conversion into equity shares
7)since you are not in position to pay interest offer discount to existing investors at time of conversion