大家看看创维42K1T 电视主板哪里问题？

ahsztiancl

接修一台创维42K1T 电视 卡在LOGO 不能进入系统，买来升级文件 也不能升级。购买一块主板更换，用RT809H 联机读取打印信息 坏板好好板的信息基本一样 看不出具体原因，将打印信息发上 期待大师 分析故障原因。谢谢  学习中....

正常板子的信息结尾  
MMC read: dev # 1, block # 49152, count 16384 ... 16384 blocks read: OK
## Booting kernel from Legacy Image at 82000000 ...
   Image Name:   Linux-3.0.8+
   Image Type:   ARM Linux Kernel Image (lzo compressed)
   Data Size:    7219290 Bytes = 6.9 MiB
   Load Address: 80008000
   Entry Point:  80008000
   Verifying Checksum ... OK
   Uncompressing Kernel Image ... OK
bootm start to prepare boot kernel time:370772us
from main_loop start to kernel decompress finished time:3117363us
machid from environment: 0x1124
EFUSE machid is not set.
Using machid 0x1124 from environment
Starting kernel ...


故障板子的信息结尾
MMC read: dev # 1, block # 49152, count 16384 ... 16384 blocks read: OK
## Booting kernel from Legacy Image at 82000000 ...
   Image Name:   Linux-3.0.8+
   Image Type:   ARM Linux Kernel Image (lzo compressed)
   Data Size:    7202860 Bytes = 6.9 MiB
   Load Address: 80008000
   Entry Point:  80008000
   Verifying Checksum ... OK
   Uncompressing Kernel Image ... OK
bootm start to prepare boot kernel time:368130us
from main_loop start to kernel decompress finished time:3095013us
machid from environment: 0x1124
EFUSE machid is not set.
Using machid 0x1124 from environment
Starting kernel ...

ahsztiancl

期待大师帮忙分析故障原因  和打印信息分析.....

DongBeide

谢谢楼主分享