Smart LTE Module SeriesSmart EVB G2 User GuideSmart_EVB_G2_User_Guide 51 / 59Figure 47: Status Indication LEDsTable 12: Description of Status Indication LEDs“*” means under development.Reference No. Items DescriptionD0501 POWERIndicate the power supply status of Smart modulesBright: VBAT ONExtinct: VBAT OFFD0502 STATUS* Indicate the operation status of Smart modulesD0503 CHARGEIndicate the charge status of Smart modulesBright: module is chargingExtinct: module charge is stoppedNOTECHARGESTATUSPOWER