diff --git a/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/IOCfg.c b/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/IOCfg.c
index 4563d88cf..a2961ce4b 100755
--- a/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/IOCfg.c
+++ b/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/IOCfg.c
@@ -452,7 +452,7 @@ void sf_ir_led_set(UINT8 mode, UINT8 flashLed, UINT8 stillExp, UINT8 isSnapVideo
 	UINT32  ui_rise = 0; ///< Rising at which clock
     int ret = 0;
     char argv[70] = {0};
-//530，940灯 待机电流120 开灯pic1.0（10） video810（25）
+
     if(mode)
     {
         #if HUNTING_IR_LED_940 == ENABLE
@@ -460,27 +460,27 @@ void sf_ir_led_set(UINT8 mode, UINT8 flashLed, UINT8 stillExp, UINT8 isSnapVideo
 		{
 			if(flashLed == 0)
 			{
-                ui_rise = 30;//70%
-			}
-			else
-			{
-                ui_rise = 60;//40%
-			}
-		}
-		else
-		{
-			if(flashLed == 0)
-			{
-                ui_rise = 15;//85%
+                ui_rise = 25;//75%
 			}
 			else
 			{
                 ui_rise = 55;//45%
 			}
 		}
+		else
+		{
+			if(flashLed == 0)
+			{
+                ui_rise = 10;//90%
+			}
+			else
+			{
+                ui_rise = 45;//55%
+			}
+		}
         #else
         
-        //530，850灯 待机电流120 开灯pic800（25） video680（35）
+
 		if(isSnapVideo)
 		{
 			if(flashLed == 0)
diff --git a/rtos/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxHunting.c b/rtos/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxHunting.c
index dee40df9c..4a47d408b 100755
--- a/rtos/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxHunting.c
+++ b/rtos/code/application/source/cardv/SrcCode/Dx/565_HUNTING_EVB_LINUX_4G_S550/DxHunting.c
@@ -453,22 +453,22 @@ void sf_ir_led_set(UINT8 mode, UINT8 flashLed, UINT8 stillExp, UINT8 isSnapVideo
 		{
 			if(flashLed == 0)
 			{
-                ui_rise = 30;//70%
+                ui_rise = 25;//75%
 			}
 			else
 			{
-                ui_rise = 60;//40%
+                ui_rise = 55;//45%
 			}
 		}
 		else
 		{
 			if(flashLed == 0)
 			{
-                ui_rise = 15;//85%
+                ui_rise = 10;//90%
 			}
 			else
 			{
-                ui_rise = 55;//45%
+                ui_rise = 45;//55%
 			}
 		}
         #else