PowerDrive PD2000 - Forgot Passcode Recovery; Passcode Reset for Forgotten Codes

Photo 13 (S01)
Photo 14 (S02)
Photo 15 (Battery voltage)
(1) Ensure your inverter is connected with a battery
successfully.
(2) Turn off the inverter.
(3) Press and hold the ON / OFF switch for 5 seconds.
You will see the digital display flash "S01
11
twice
(Photo 13) , then flash
11
802
11
three times (Photo 14).
Finally, it will show the voltage of the battery (Photo 15).
(Do not let go of the ON / OFF switch until you see the
digital display show the battery voltage.)
(4) This means the passcode has reset back to "8888"
successfully.