diff --git a/code/application/source/cardv/SrcCode/System/SysMain_Flow_Sleep.c b/code/application/source/cardv/SrcCode/System/SysMain_Flow_Sleep.c
index 22328ab43..2d7fea5f8 100755
--- a/code/application/source/cardv/SrcCode/System/SysMain_Flow_Sleep.c
+++ b/code/application/source/cardv/SrcCode/System/SysMain_Flow_Sleep.c
@@ -7,14 +7,14 @@
     @brief      Sleep Flow
 
     @note
-                1.´£¨Ñchange sleepªº¤¶­±
+                1.����change sleep������
                   System_ChangeSleep()
-                  (a)System_ChangeSleep()°õ¦æ
-                    ¦Ulevel¤£¦Pªºcontrol condition
-                    ¥]§t³qª¾¤£¦Pdevice sleep, wakeup
-                  (b)System_ChangeSleep()°õ¦æ
-                    ¦Ulevel¤£¦Pªºcontrol condition
-                    ¥]§t³qª¾¤£¦Pmode sleep, wakeup: System_ModeSleepEnter(), System_ModeSleepLeave()
+                  (a)System_ChangeSleep()����
+                    �Ulevel���P��control condition
+                    �]�t�q�����Pdevice sleep, wakeup
+                  (b)System_ChangeSleep()����
+                    �Ulevel���P��control condition
+                    �]�t�q�����Pmode sleep, wakeup: System_ModeSleepEnter(), System_ModeSleepLeave()
 
     @date       2012/1/1
 */
@@ -29,7 +29,9 @@
 #define __DBGLVL__          ((THIS_DBGLVL>=PRJ_DBG_LVL)?THIS_DBGLVL:PRJ_DBG_LVL)
 #define __DBGFLT__          "*" //*=All, [mark]=CustomClass
 #include <kwrap/debug.h>
-
+#if HUNTING_CAMERA_MCU == ENABLE
+#include "sf_mcu.h"
+#endif
 /////////////////////////////////////////////////////////////////////////////
 
 #if (LCD_ROTATE_FUNCTION == ENABLE)
@@ -111,7 +113,12 @@ void System_ChangeSleep(UINT32 sleep_lv)
 				//enter DEEP level
 				DBG_MSG("enter level 3 - begin\r\n");
 #if (DISPLAY_FUNC == ENABLE)
-                GxVideo_SetDeviceCtrl(DOUT1, DISPLAY_DEVCTRL_SLEEP,     TRUE);
+                #if HUNTING_CAMERA_MCU == ENABLE
+                if(sf_get_mode_flag())
+                {
+                    GxVideo_SetDeviceCtrl(DOUT1, DISPLAY_DEVCTRL_SLEEP,     TRUE);
+                }
+                #endif
 #endif
 				g_iSysSleepLevel = 3;
 				DBG_MSG("enter level 3 - end\r\n");
@@ -126,7 +133,12 @@ void System_ChangeSleep(UINT32 sleep_lv)
 				DBG_MSG("leave level 3 - begin\r\n");
 
 #if (DISPLAY_FUNC == ENABLE)
-				GxVideo_SetDeviceCtrl(DOUT1, DISPLAY_DEVCTRL_SLEEP,     FALSE);
+                #if HUNTING_CAMERA_MCU == ENABLE
+                if(sf_get_mode_flag())
+                {
+                    GxVideo_SetDeviceCtrl(DOUT1, DISPLAY_DEVCTRL_SLEEP,     FALSE);
+                }
+                #endif
 				//GxVideo_SetDeviceCtrl(DOUT1, DISPLAY_DEVCTRL_BACKLIGHT, TRUE);
 #endif
 				g_iSysSleepLevel = 2;