diff --git a/hgdriver/hgdev/hg_scanner_239.cpp b/hgdriver/hgdev/hg_scanner_239.cpp
index 7829dd2..c83470e 100644
--- a/hgdriver/hgdev/hg_scanner_239.cpp
+++ b/hgdriver/hgdev/hg_scanner_239.cpp
@@ -403,26 +403,6 @@ int  hg_scanner_239::get_front_data_size(void)
 }
 void hg_scanner_239::init_version(void)
 {
-
-	int val = 0,
-		ret = SCANNER_ERR_OK;
-	int cnt = 0;
-	while (!val)
-	{
-		cnt++;
-		ret = get_scan_is_sleep(val);
-		if (!val && ret == SCANNER_ERR_OK)
-		{
-			ret = set_notify_sleep();
-			status_ = SCANNER_ERR_DEVICE_SLEEPING;
-		}
-		if (cnt > 5)
-		{
-			break;
-		}
-		this_thread::sleep_for(chrono::milliseconds(800));
-	}
-
 	std::string fv(get_firmware_version()),
 				sn(get_serial_num());
 	if (fv.empty() || sn.empty())
@@ -704,13 +684,13 @@ int hg_scanner_239::discard_all_images(void)
 		ret = SCANNER_ERR_OK;
 		string str;
 		str.resize(block);
-	{
-		std::lock_guard<std::mutex>      lock(io_lock_);
-		while (ret == SCANNER_ERR_OK)
-		{
-			ret = io_->read_bulk(&str[0], &block);
-		}
-	}
+	//{
+	//	std::lock_guard<std::mutex>      lock(io_lock_);
+	//	while (ret == SCANNER_ERR_OK)
+	//	{
+	//		ret = io_->read_bulk(&str[0], &block);
+	//	}
+	//}
 
 	char		buf[64];
 	int			size = sizeof(buf);