Appendix A: Factory Reset
Overview
In the unlikely event Nuvation Energy BMS becomes inaccessible due to a forgotten password or
invalid network configuration; a factory reset operation must be performed to restore the system to
the default settings.
Reset to Factory Defaults
Follow the steps below to reset Nuvation Energy BMS to factory defaults:
1. Disconnect the
External Power
from the Power Interface
2. Disconnect the
Link Bus cable
from the Stack Controller
3. Connect the
Factory Reset cable
to the
Link Bus connector
on the Stack Controller
If a
Factory Reset cable
is unavailable, connect an external 18-24V DC power supply
to the
Link Bus connector
on the Stack Controller.
Pin 1 on the
Link Bus connector
is positive and Pin 2 is negative
4. Observe a blinking activity LED on the Stack Controller
5. Connect
External Power
to the Power Interface
6. Disconnect the
Factory Reset cable
from the Stack Controller
7. Wait for the blinking activity LED on the Stack Controller to stop blinking
8. Reconnect the
Link Bus cable
to the Stack Controller
Nuvation Energy BMS should now be reset to the factory firmware version, default password, and
default network configuration.
Nuvation Energy High-Voltage BMS - Installation Guide
Document ID: NE-IG-001
42
Rev 2.1, 2020-03-13