apologized

hi everyone i had problem with my DVR model : AZ8016 had default login : admin and password : empty (null) i want to reset the lost password i already check all solution here on forum calculator , default password , remove battery , i check on board no jumper or button for clear , any one can help for my problem all i had to do is to buy same dvr and took DUMP from new device EEPROM and flash it for the old one ...

no luck with it program it two time first one stack at boot second password not removed any ideas about the right way to do Hardware reset somethings like Jumper PIN Resistor ????!!!!!!

i was wrong about the right CHIP i found one next battery socket with 4 PIN it's programmer eeprom i will test it today

EEPROM CHIP 25Q128FV i think dump will be 128Mo

i will test the dump solution today and post the result here

any ideas ?