Choetech Mighty+ - Power Display; Frequency Setting

6
Error Code
Issue
Steps to Troubleshoot
ER01
System over temperature protection
Cool down and restart
ER02
Battery overvoltage protection
Remove charging input
ER03
AC output overcurrent or short
circuit protection
Reboot
ER04
Charger input abnormal protection
Remove charging input
ER05
USB-A1 output overvoltage
protection
Reboot
ER06
12V/10A cigarette lighter over
current protection or short circuit
Check whether the output port is
overloaded or short-circuited
ER07
UBS1 output overcurrent protection
Check whether the output port is
overloaded or short-circuited
ER08
The fan does not turn
Reboot
ER09
USB-C overcurrent protection
Check whether the output port is
overloaded or short-circuited
ER10
Abnormal battery communication
Reboot
ER11
USB QC1or USB QC2 output
overcurrent protection
Check whether the output port is
overloaded or short-circuited
ER12
USB QC1or USB QC2 output
overvoltage protection
Reboot
ER13
12V/10A cigarette lighter
overvoltage protection
Reboot
Power Display
The icon indicates the battery level of the product. When the battery level is 0~5%, it
displays no bars, 5%~29% displays one bar, 30%~49% displays two bars, 50%~69%
displays three bars, and 70%~89% displays four bars, 90%~100% displays five bars,
when the battery is full, all 5 bars will light up and remain stable.
Frequency Setting
Step 1:
When the device is powered off, press, and hold the POWER button and AC button for 3
seconds to enter the frequency setting mode. The LCD screen will display the current
frequency.
Step 2:
Short press the POWER button or AC button to set the desired frequency.