为什么我的板子有一定概率的启动不了？

winthony

前些天核心板不能启动，烧写不了程序，给你们的维修部门寄回去后很快就给我寄回来了。我试了一下可以启动进入系统。但是会有一定的概率还是进不了系统。有时候十次会有一两次，有时候就是连着四五次进不去。每次从串口信息上看到都是停在倒数的位置，如下：


WinCE 6.0 Steploader for SMDK6410

Launch Eboot...


Microsoft Windows CE Bootloader Common Library Version 1.4 Built Sep 18 2011 16:21:58
Microsoft Windows CE Bootloader for the Samsung SMDK6410 Version 2.4 Built Nov 12 2011

+OALArgsInit()
SocID:0x36410101
Arguments area is initialized
-OALArgsInit()
INFO: (unsigned)C_IsrHandler : 0x8003FEB8
INFO: (unsigned)ASM_IsrHandler : 0x800424A0
INFO: (unsigned)pISR : 0xEA010920
BP_Init
[FMD] ++FMD_Init() ****
[FMD:INF] FMD_Init() : Read ID = 0x0000ecd5
[FMD] FMD_Init() : NUM_OF_BLOCKS = 4096
[FMD] FMD_Init() : PAGES_PER_BLOCK = 128
[FMD] FMD_Init() : SECTORS_PER_PAGE = 8
[FMD] --FMD_Init()
[FMD] FMD_GetInfo() : NUMBLOCKS = 4096(0x1000), SECTORSPERBLOCK = 128(0x80), BYTESPERSECTOR = 4096(0x1000)
[FMD] FMD_GetInfo() : NUMBLOCKS = 4096(0x1000), SECTORSPERBLOCK = 128(0x80), BYTESPERSECTOR = 4096(0x1000)
wNUM_BLOCKS : 4096(0x1000)
TOC_Read
-TOC_Read
[Eboot] ++InitializeDisplay()
[Eboot] --InitializeDisplay()
Press [ENTER] to launch image stored on boot media, or [SPACE] to enter boot monitor.

Initiating image launch in 1 seconds.

我设置的是1秒就进入系统，每次都停在这个位置。请问是什么原因？还是板子什么地方还有问题或者虚焊之类的？