xbox 360 16203升级 卡住了，求助！！！

robertking

xbox 360 16203升级 卡住了，求助！！！
使用教程
★新版XeBuildGUI和J-Runner等无收费陷阱全功能全免费固件工具教程★支持17349+DL3.15

阳光小亮 XBOX360自制系统使用教程，拷贝游戏 转换格式小白也能玩转自制系统（有更新

都卡在第一步提取固件上

本人机器为 4G 9.6A
求各位大神帮帮忙！
Simple 360 NAND Flasher by Swizzy v1.4b (BETA)

* Detecting NAND Type...
* Detected MMC NAND device!
* Entering MMC/Corona v2 [4GB] Mode...

* Attempting to grab CPUKey...
* CPUKey sucessfully saved to: game:\cpukey.txt

============= Console information: =============

Current Dashboard: 2.0.16203.0
Current DashLaunch version: 3.10 (535)
Your CPUKey is:

================================================

* Looking for simpleflasher.cmd for automatic features...
game:\simpleflasher.cmd NOT Found!
* Entering Manual mode!

Press X if you want to dump your nand with Rawdump4G v1
If you press anything else the application will close...


有懂的大神，不吝赐教，谢谢！