本易M3刷机后开不了机了

     我的本易M3由于不能用GPRS上网,就下载了官方的ROM升级版,严格按照说明文档进行操作,结果刷到中途平板一闪,就关机了,然后就再也开不了机了,求高手解释一下这是什么原因,下面发上刷机工具留下的日志
07:13:48 583  RKAndroid_BatchUpgrade v1.2.3.4 Start Run
07:14:59 956  RKAndroid_BatchUpgrade v1.2.3.4 Start Run
07:15:22 607  RKAndroid_BatchUpgrade v1.2.3.4 Start Run
07:16:55 814  RKAndroid_BatchUpgrade v1.2.3.4 Start Run
07:19:02 283  找到新设备<Layer:8-2>
07:19:23 741  开始升级,共1台设备
07:19:23 741  <Layer:8-2> 开始升级
07:19:23 741  <Layer:8-2> LoaderUpgrade线程 设备路径(\\?\USB#VID_2207&PID_281A#5&C0AA250&0&2#{a5dcbf10-6530-11d2-901f-00c04fb951ed})
07:19:23 741  <Layer:8-2> 开始测试设备
07:19:23 741  <Layer:8-2> 测试设备成功
07:19:23 757  <Layer:8-2> 开始写IDB
07:19:23 757  Flash 片选信息:
07:19:23 757  NO SIZE(MB) Manufacturer
07:19:23 757  ----------------------------------------------
07:19:23 757  0 4096MB HYNIX
07:19:23 757  2 4096MB HYNIX
07:19:23 757  ----------------------------------------------
07:19:23 757  <Layer:8-2> 开始获取分区信息
07:19:23 757  <Layer:8-2> 创建块状态表
07:19:23 757  <Layer:8-2> 查找所有ID BLOCK
07:19:23 757  <Layer:8-2> 更新ID BLOCK
07:19:23 788  <Layer:8-2> 写入ID Block数据
07:19:23 788  <Layer:8-2> 开始生成IDB校验部分
07:19:23 788  <Layer:8-2> 开始写IDB到Flash
07:19:23 788  <Layer:8-2> 正在写第1个ID Block，写入位置：00000000(SEC)
07:19:23 788  <Layer:8-2> 正在写扇区 00000000 ~ 00000015 ... 
07:19:23 803  <Layer:8-2> 正在读扇区 00000000 ~ 00000015 ... 
07:19:23 803  <Layer:8-2> 开始数据校验
07:19:23 803  <Layer:8-2> 正在写扇区 00000016 ~ 00000031 ... 
07:19:23 803  <Layer:8-2> 正在读扇区 00000016 ~ 00000031 ... 
07:19:23 819  <Layer:8-2> 开始数据校验
07:19:23 819  <Layer:8-2> 正在写扇区 00000032 ~ 00000047 ... 
07:19:23 819  <Layer:8-2> 正在读扇区 00000032 ~ 00000047 ... 
07:19:23 819  <Layer:8-2> 开始数据校验
07:19:23 819  <Layer:8-2> 正在写扇区 00000048 ~ 00000063 ... 
07:19:23 835  <Layer:8-2> 正在读扇区 00000048 ~ 00000063 ... 
07:19:23 835  <Layer:8-2> 开始数据校验
07:19:23 835  <Layer:8-2> 正在写扇区 00000064 ~ 00000079 ... 
07:19:23 850  <Layer:8-2> 正在读扇区 00000064 ~ 00000079 ... 
07:19:23 850  <Layer:8-2> 开始数据校验
07:19:23 850  <Layer:8-2> 正在写扇区 00000080 ~ 00000095 ... 
07:19:23 850  <Layer:8-2> 正在读扇区 00000080 ~ 00000095 ... 
07:19:23 850  <Layer:8-2> 开始数据校验
07:19:23 866  <Layer:8-2> 正在写扇区 00000096 ~ 00000111 ... 
07:19:23 866  <Layer:8-2> 正在读扇区 00000096 ~ 00000111 ... 
07:19:23 866  <Layer:8-2> 开始数据校验
07:19:23 866  <Layer:8-2> 正在写扇区 00000112 ~ 00000127 ... 
07:19:23 881  <Layer:8-2> 正在读扇区 00000112 ~ 00000127 ... 
07:19:23 881  <Layer:8-2> 开始数据校验
07:19:23 881  <Layer:8-2> 正在写扇区 00000128 ~ 00000143 ... 
07:19:23 881  <Layer:8-2> 正在读扇区 00000128 ~ 00000143 ... 
07:19:23 897  <Layer:8-2> 开始数据校验
07:19:23 897  <Layer:8-2> 正在写扇区 00000144 ~ 00000159 ... 
07:19:23 897  <Layer:8-2> 正在读扇区 00000144 ~ 00000159 ... 
07:19:23 897  <Layer:8-2> 开始数据校验
07:19:23 897  <Layer:8-2> 正在写扇区 00000160 ~ 00000163 ... 
07:19:23 897  <Layer:8-2> 正在读扇区 00000160 ~ 00000163 ... 
07:19:23 913  <Layer:8-2> 开始数据校验
07:19:23 913  <Layer:8-2> 正在写第2个ID Block，写入位置：00004096(SEC)
07:19:23 913  <Layer:8-2> 正在写扇区 00004096 ~ 00004111 ... 
07:19:23 913  <Layer:8-2> 正在读扇区 00004096 ~ 00004111 ... 
07:19:23 913  <Layer:8-2> 开始数据校验
07:19:23 913  <Layer:8-2> 正在写扇区 00004112 ~ 00004127 ... 
07:19:23 928  <Layer:8-2> 正在读扇区 00004112 ~ 00004127 ... 
07:19:23 928  <Layer:8-2> 开始数据校验
07:19:23 928  <Layer:8-2> 正在写扇区 00004128 ~ 00004143 ... 
07:19:23 928  <Layer:8-2> 正在读扇区 00004128 ~ 00004143 ... 
07:19:23 944  <Layer:8-2> 开始数据校验
07:19:23 944  <Layer:8-2> 正在写扇区 00004144 ~ 00004159 ... 
07:19:23 944  <Layer:8-2> 正在读扇区 00004144 ~ 00004159 ... 
07:19:23 944  <Layer:8-2> 开始数据校验
07:19:23 944  <Layer:8-2> 正在写扇区 00004160 ~ 00004175 ... 
07:19:23 959  <Layer:8-2> 正在读扇区 00004160 ~ 00004175 ... 
07:19:23 959  <Layer:8-2> 开始数据校验
07:19:23 959  <Layer:8-2> 正在写扇区 00004176 ~ 00004191 ... 
07:19:23 959  <Layer:8-2> 正在读扇区 00004176 ~ 00004191 ... 
07:19:23 975  <Layer:8-2> 开始数据校验
07:19:23 975  <Layer:8-2> 正在写扇区 00004192 ~ 00004207 ... 
07:19:23 975  <Layer:8-2> 正在读扇区 00004192 ~ 00004207 ... 
07:19:23 975  <Layer:8-2> 开始数据校验
07:19:23 975  <Layer:8-2> 正在写扇区 00004208 ~ 00004223 ... 
07:19:23 991  <Layer:8-2> 正在读扇区 00004208 ~ 00004223 ... 
07:19:23 991  <Layer:8-2> 开始数据校验
07:19:23 991  <Layer:8-2> 正在写扇区 00004224 ~ 00004239 ... 
07:19:24 006  <Layer:8-2> 正在读扇区 00004224 ~ 00004239 ... 
07:19:24 006  <Layer:8-2> 开始数据校验
07:19:24 006  <Layer:8-2> 正在写扇区 00004240 ~ 00004255 ... 
07:19:24 006  <Layer:8-2> 正在读扇区 00004240 ~ 00004255 ... 
07:19:24 006  <Layer:8-2> 开始数据校验
07:19:24 006  <Layer:8-2> 正在写扇区 00004256 ~ 00004259 ... 
07:19:24 022  <Layer:8-2> 正在读扇区 00004256 ~ 00004259 ... 
07:19:24 022  <Layer:8-2> 开始数据校验
07:19:24 022  <Layer:8-2> 正在写第3个ID Block，写入位置：00008192(SEC)
07:19:24 022  <Layer:8-2> 正在写扇区 00008192 ~ 00008207 ... 
07:19:24 022  <Layer:8-2> 正在读扇区 00008192 ~ 00008207 ... 
篇幅限制,中间省略...
07:19:24 240  <Layer:8-2> 开始数据校验
07:19:24 240  <Layer:8-2> 正在写第5个ID Block，写入位置：00016384(SEC)
07:19:24 240  <Layer:8-2> 正在写扇区 00016384 ~ 00016399 ... 
07:19:24 240  <Layer:8-2> 正在读扇区 00016384 ~ 00016399 ... 
07:19:24 256  <Layer:8-2> 开始数据校验
07:19:24 256  <Layer:8-2> 正在写扇区 00016400 ~ 00016415 ... 
07:19:24 256  <Layer:8-2> 正在读扇区 00016400 ~ 00016415 ... 
篇幅限制,中间省略...
07:19:24 349  <Layer:8-2> 正在写扇区 00016544 ~ 00016547 ... 
07:19:24 349  <Layer:8-2> 正在读扇区 00016544 ~ 00016547 ... 
07:19:24 349  <Layer:8-2> 开始数据校验
07:19:24 349  <Layer:8-2> 写入ID Block数据成功
07:19:24 349  INFO:擦除保留块后区域,CS(0),start(12),num(2036)
07:19:24 349  <Layer:8-2> Flash(0) - 正在擦除: 00000012 ~ 00000139 ... 
篇幅限制,中间省略...
07:19:24 365  <Layer:8-2> Flash(2) - 正在擦除: 00001920 ~ 00002047 ... 
07:19:24 365  <Layer:8-2> 写IDB成功
07:19:24 365  <Layer:8-2> 开始重启设备
07:19:24 381  <Layer:8-2> 重启设备成功
07:19:24 381  <Layer:8-2> (Loader)升级第一阶段完成,等待下载Image
07:19:24 412  掉线设备<layer:8-2>
07:19:44 499  <Layer:8-2> Error:升级失败-Reset后等待Loader设备超时
07:19:44 499  升级完成,成功0台,失败1台
07:21:28 438  RKAndroid_BatchUpgrade v1.2.3.4 Start Run
12:37:40 500  RKAndroid_BatchUpgrade v1.2.3.4 Start Run