三洋42CE360LED不开机

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三洋42CE360LED不开机
打印信息提示 bist-0 ERROR
测量发现 u27 ddr供电为4v  
换1084adj为1084-2.5 开机成功 反复测试正常  
正常打印如下GE_SetOnePixelMode


====================
First GOP driver instance, flush GWIN HW
====================



s8SN0(4E) s8SN1(4F)
g_u8DCOnOff = OFF

POWERON_MODE_OFF >>
should go to standby!!!!!
Power down



=> DeepSleep (0xFF) ?
  SPI BOOT
Console Initial OK
Maria10: BD_MST004B_20AVS_10306
MIU: DDR_400Mhz_2x
BIST_0 PASS.
07 07
[ 06 07 08 10 11 12 ]
[ 06 07 08 10 11 12 13 ]
08 10


MIU Initial OK

sar input test...
MDrv_PNL_Init u32PnlRiuBaseAddr = A0200000
MDrv_PNL_Init u32PMRiuBaseAddr = A0000000
GE_SetOnePixelMode


====================
First GOP driver instance, flush GWIN HW
====================



s8SN0(4E) s8SN1(4F)
Memory is FBL mode
Disable Aeon

Disable Aeon Done



Init ITE 6633 OK
DSP code loaded successfully

====================================
========= CUS04_ATV_MM_M10 =========


DVB-T Software Version: 0.305665



[Board]: BD_MST004B_20AVS_10306

[Panel]: LG LC420EUN-SDV1

[Tuner]: HTF2_8C_116CW

[MEMORY_MAP]: MMAP_32MB

[DRAM SIZE]: 32 MB

[FLASH SIZE]: 4 MB

[ATV]: PAL

[Mirror]: 0

[ENABLE_PWS]: 0

[ENABLE_POWER_SAVING_DPMS]: 1

[DEMO_FINE_TUNE]: DFT_STD_FULLHD_CMO216

[ENABLE_DLC]

[DISPLAY_LOGO]
=====================================
=> DC_BOOT (1)

PM Wakeup by SAR



====================================
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode
Memory is FBL mode



isp备份程序如下






主板图片如下

ytgs

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liulefeng

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