Steps
1. Make sure the P820 is set to the Welcome home page.
2. Press and hold the Pause key while pressing CH up >VOL down > VOL up > CH
down:
3. Use the touch keypad to type in the service access code.
P62 and P82 consoles
Experience Series 800 Line EFX
3 Standard Service and Diagnostics Menus
How to Access the Service and Diagnostics Menus
15