diff --git a/hgdriver/hgdev/hg_scanner_239.cpp b/hgdriver/hgdev/hg_scanner_239.cpp
index bfbb510..14454c6 100644
--- a/hgdriver/hgdev/hg_scanner_239.cpp
+++ b/hgdriver/hgdev/hg_scanner_239.cpp
@@ -1132,16 +1132,17 @@ int hg_scanner_239::on_scanner_closing(bool force)
 }
 void hg_scanner_239::thread_correction(void)
 {
-	StopWatch	sw;
-	char		buf[64];
-	setting3399::HGEIntInfo* info = (setting3399::HGEIntInfo*)buf;
-	int			size = sizeof(buf),
-		ret = SCANNER_ERR_OK;
+	StopWatch sw;
+	unsigned char buf[64];
+	//setting3399::HGEIntInfo* info = (setting3399::HGEIntInfo*)buf;
+	int	size = sizeof(buf);
+	int	ret = SCANNER_ERR_OK;
 
 	bool autoFaltFinish = false;
 	while (run_)
 	{
 		size = sizeof(buf);
+		memset(buf, 0, sizeof(buf));
 		{
 			std::lock_guard<std::mutex>      lock(io_lock_);
 
@@ -1152,7 +1153,7 @@ void hg_scanner_239::thread_correction(void)
 
 		if (ret == SCANNER_ERR_TIMEOUT)
 		{
-			if (autoFaltFinish || sw.elapsed_s() > 120)
+			if (autoFaltFinish || sw.elapsed_s() > 60)
 			{
 				is_auto_falt = false;
 				status_ = SCANNER_ERR_DEVICE_AUTO_FAIL_OVER;
@@ -1166,13 +1167,14 @@ void hg_scanner_239::thread_correction(void)
 		}
 		if (size == sizeof(buf))
 		{
-			if (setting3399::AutoCorrect ==info->From)
+			setting3399::HGEIntInfo info = *(setting3399::HGEIntInfo*)&buf;
+			if (setting3399::AutoCorrect == info.From)
 			{
 				std::lock_guard<std::mutex>      lock(io_lock_);
 				status_ == SCANNER_ERR_DEVICE_AUTO_FAIL_INFO;
 				sw.reset();
 				std::string sinfo;
-				int len = info->Img_Index;
+				int len = info.Img_Index;
 				sinfo.resize(len);
 
 				io_->read_bulk(&sinfo[0],&len);
@@ -1181,18 +1183,18 @@ void hg_scanner_239::thread_correction(void)
 				notify_ui_working_status(buf, SANE_EVENT_STATUS, status_);
 				printf("%s\r\n", sinfo.c_str());
 
-				if (info->Code == 4)
+				if (info.Code == 4)
 				{
 					is_auto_falt = false;
 					status_ = SCANNER_ERR_DEVICE_AUTO_FAIL_OVER;
-					VLOG_MINI_1(LOG_LEVEL_DEBUG_INFO, "固件层判断校正结束，返回码 Code: %d \n", info->Code);
+					VLOG_MINI_1(LOG_LEVEL_DEBUG_INFO, "固件层判断校正结束，返回码return Code: %d \n", info.Code);
 					//notify_ui_working_status(buf, SANE_EVENT_STATUS, status_);
 					break;
 				}
 
 				if (NULL != strstr(sinfo.c_str(), "******Correct Done******"))
 				{
-					VLOG_MINI_1(LOG_LEVEL_DEBUG_INFO, "Recived : ******Correct Done****** , return Code: %d \n", info->Code);
+					VLOG_MINI_1(LOG_LEVEL_DEBUG_INFO, "Recived : ******Correct Done****** , return Code: %d \n", info.Code);
 					autoFaltFinish = true;
 				}
 				//break;
diff --git a/hgdriver/hgdev/hg_scanner_300.cpp b/hgdriver/hgdev/hg_scanner_300.cpp
index d1dfc56..b8cc3c1 100644
--- a/hgdriver/hgdev/hg_scanner_300.cpp
+++ b/hgdriver/hgdev/hg_scanner_300.cpp
@@ -128,7 +128,8 @@ hg_scanner_300::hg_scanner_300(const char* dev_name,int pid, usb_io* io) :
 	init_setting_map(setting_map_, ARRAY_SIZE(setting_map_));//优先初始化
 #endif
 	
-	update_boarddatetime();//暂未考虑版本兼容情况
+	if (firmware_sup_boardTime)
+		update_boarddatetime();//暂未考虑版本兼容情况
 	//wait_read_int.notify();
 	status_ = SCANNER_ERR_OK;
 }