YOSE POWER C500-LCD Manuel D'utilisation page 11

4. User Setting
Wires
sequence
1
2
3
4
5
6. Question And Answer
Q：Why can't you turn it on?
A：Check whether the contact between instrument
harness and controller connector is reliable.
Q：What should be done with the failure code displayed
on the meter?
A：First according to the error code displayed to find
out the corresponding problem, if you can not solve it
yourself should be timely to the electric vehicle repair
point repair.
Wires
color
Red
Blue
Black
Green
Yellow
9
Function
Battery+
Weak lock
Battery-
UART -
RECEIVE (RXD)
UART - SEND
(TXD)