No, If your Income is below exemption limit for AY 2019-20 and you file your belated return now (last date is 30th September, 2020) than you are not liable to pay any late Fees under sec 234F.
But if income is more than basic Exemption limit, than Late fee applicable.
As per Section 234F 1. if Income below Exemption limit than late fee is ZERO 2. if income more than basic Exemption limit but total income less than 5,00,000 than late fee will be "1000" 3. if total income more than 5,00,000 than late fee will be 5000 / 10,000 as the case may be