Power Bright XR750-12 - Manual (Page 9)

7
1. Plug a DC cable into the DC cable port on the
XR400/750 and connect to a 12V battery.
Observe correct polarity.
2. Plug the device you want to operate into the
XR400/750
3. When the inverter is not in use, unplug it from the
12V outlet to prevent slight discharge of the
battery.
CAUTION: Reverse polarity damage
When plugging in the DC cable, ensure that the plug
aligns with the DC cable port. Failure to do so will
result in reverse polarity and a blown fuse.