diff --git a/code/application/source/sf_app/code/source/devMng/sf_ledmng.c b/code/application/source/sf_app/code/source/devMng/sf_ledmng.c
index cc8da5eb0..8251aa06d 100644
--- a/code/application/source/sf_app/code/source/devMng/sf_ledmng.c
+++ b/code/application/source/sf_app/code/source/devMng/sf_ledmng.c
@@ -409,6 +409,51 @@ void* sf_led_thread(void *arg)
                     sf_led_off(LedInfo[i].ledId);
                 }
             }
+            else if(FormatSdFlag)
+            {
+                if (FormatSdFlag == 1)
+                {
+                    if(i != SF_LED_SD_G)
+                    {
+                        sf_led_off(LedInfo[i].ledId);
+                    }
+                    else
+                    {
+                        if(LedInfo[i].times == 0)
+                        {
+                            sf_led_off(LedInfo[i].ledId);
+                        }
+                        else if(LedInfo[i].times == 50)  //50*10ms
+                        {
+                            sf_led_on(LedInfo[i].ledId);
+                        }
+                        else if(LedInfo[i].times == 100)  //100*10ms
+                        {
+                            sf_led_off(LedInfo[i].ledId);
+                            LedInfo[i].times = 0;
+                        }
+                        LedInfo[i].times++;
+                    }
+                }
+                else if (FormatSdFlag == 2)
+                {
+                    if(i == SF_LED_SD_G)
+                    {
+                        sf_led_on(LedInfo[i].ledId);
+                    }
+                }
+                else if (FormatSdFlag == 3)
+                {
+                    if(i == SF_LED_SD_G)
+                    {
+                        sf_led_off(LedInfo[i].ledId);
+                    }
+                    else if(i == SF_LED_SD_R)
+                    {
+                        sf_led_on(LedInfo[i].ledId);
+                    }
+                }
+            }
             else if(isGoToPir)
             {
                 if(i < SF_LED_BUSY)
@@ -641,14 +686,23 @@ void sf_sys_status_led_set(LedSysState_t ledSysStateId)
             FormatSdFlag = 1;
             sf_led_set(SF_LED_BUSY, SF_LED_STATE_OFF);
             sf_set_runningLed(0);
+            isGoToPir = FALSE;
+            //sf_led_set(SF_LED_BUSY, SF_LED_STATE_ON);
+            //sf_led_set(SF_LED_ALL, SF_LED_STATE_OFF);
+            sf_led_set(SF_LED_SD_G, SF_LED_STATE_FLASHING);
+            sf_led_set(SF_LED_SD_R, SF_LED_STATE_OFF);
             break;
 
         case SF_LED_SYS_STATE_SD_FORMAT_SUCCESS:
             FormatSdFlag = 2;
+            sf_led_set(SF_LED_SD_G, SF_LED_STATE_ON);
+            sf_led_set(SF_LED_SD_R, SF_LED_STATE_OFF);
             break;
 
         case SF_LED_SYS_STATE_SD_FORMAT_FAIL:
             FormatSdFlag = 3;
+            sf_led_set(SF_LED_SD_G, SF_LED_STATE_OFF);
+            sf_led_set(SF_LED_SD_R, SF_LED_STATE_ON);
             break;
 
         case SF_LED_SYS_STATE_SD_FORMAT_EXIT: