Se Box Error Code - LG ESS Home 8 Installation Manual

Troubleshooting
Code Description
P651 BAT Conv. SW1 OT
P652 BAT Conv. SW2 OT
P690 PCS Internal OT
P700 Slave MCU Comm.
P701 PMS Comm. Error
P702 BAT1 Comm. Error
P720 Slave MCU Error
P721 MCU Power Fault
P722 GD Desat
P723 GD Low Voltage
P724 Temp. Sensor
P740 ATS Error
P741 Initial Charge
P750 Grid Volt Sensor
P751 Grid Freq Sensor
P752 Safety Function
P753 Micom State Fail
P760 SRD Para Fault
P765 Relay Power Off
P900 SRD Para Warning
P910 Eeprom Warning
P925 PMS E-Stop

SE Box Error Code

Code Description
S100 PCS version does not match
S101 BMS version does not match
S102 EEPROM device error
S200 Grid meter communication error
118
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Due to our policy of continuous product innovation, some specifications may change without notice.
Solution
Automatically restart after Converter top temp is
normal
Automatically restart after Converter bottom temp
is normal
Automatically restart after Inner temp is normal
Automatically restart after Communication is normal
Automatically restart after Communication is normal
Automatically restart after Communication is normal
Automatically restart after releasing fault
Automatically restart after MCU Control Power is
normal
Automatically restart after releasing fault
Automatically restart after releasing fault
Automatically restart after temp. sensor is normal
Automatically restart after ATS is normal
Automatically restart after releasing fault
Automatically restart after grid voltage sensing is
normal
Automatically restart after grid frequency sensing is
normal
Automatically restart after safety function operation
is normal
Automatically restart after MICOM state is normal
Automatically restart after releasing fault
Automatically restart after relay is normal
Automatically restart after releasing fault
Automatically restart after releasing fault
Automatically restart after releasing stop
Solution
Contact service center
Contact service center
Contact service center
Contact service center