Is there a way to access the panel using a DX4010i without locking down the reset pin?
Yes, copy RADXAUX1 using the D5200 programmer or remotely using Ram IV or RPS.
If using the D5200:
*Make sure the DX4010i switch setting is set to address 88 (1, 2, and 3 are ON and 4, 5, 6, 7 and 8 are OFF) if using a 7000-9000 series panel.
If using Ram IV or RPS: