Author: JJ Contributors: Date: 3/18/2022 Revised:
TS- My Machine Won’t Hold a Charge (Grand Machines)
Troubleshooting Instructions
3.
There is a black wire coming from the XLR charging
port (the 3 pronged charging port you connect your
charger to), this black wire should connect to the Bat
Neg (battery negative) section of the circuit board.
XLR Black wire (goes to Bat Neg on circuit board).
Black XLR wire to Bat Neg (J11 or J12) on circuit board.
4.
There is a red wire that comes from the Main Power
Switch (the main power switch is located underneath
the back of the machine on the left hand side) that
connects to the Bat Pos (battery positive) section on
the circuit board.
