求助：海信HZ43E35A(2112)亮红灯不开机，打印信息麻烦师傅给分析一下。。

YSCAI

一台海信HZ43E35A(2112 BOM3)亮红灯遥控和按键都不开机,原始故障是电源指示灯短路了，指示灯不亮不开机，换了主芯片MSD6A346和EMMC,写了几个版本的程序故障一样，现在打印信息如下，请师傅们分析一下故障原因，谢谢

COM6, BaudRate:115200 bps, RXD: VGA->12,TXD: VGA->15, Printed by RT809H:

UART_115200


AC_ON
MIU1_DQS-OK
BIST0-OK
BIST1-OK
#_NOTICE:  BL3-1: v1.1(debug):c25aa68
NOTICE:  BL3-1: Built : 14:03:56, Jun  9 2017
INFO:    BL3-1: Initializing runtime services
INFO:     [Booting] mstar_send_magic_ATF 135 
INFO:    BL3-1: Initializing BL3-2
INFO:    BL3-1: Preparing for EL3 exit to normal world
INFO:    BL3-1: Next image address = 0x20100948
INFO:    BL3-1: Next image spsr = 0x1d3
INFO:    BIN1_32bit mode Jun  9 2017 14:03:53
INFO:    R1 0
INFO:    R2 0
INFO:    R3 0
U
Relocation Offset is: 01700000
hs>>power-on
[AT][MB][start ub][848]


U-Boot 2011.06-00122-gefb2565-dirty (Oct 22 2018 - 20:46:38)


msIR_Initialize
[SYS][Utopia]: Function = SYSOpen, Line = 1115, current resource pri_shm content is: 0
[SYS][Utopia]: Function = SYSOpen, Line = 1134, [SYS INFO] OPEN INSTANCE...
create instance at 293EF328 with private size 128 bytes at 293EF370
[MIU][Utopia]:
[MIU INFO] miu opencreate instance at 293EF3F8 with private size 80 bytes at 293EF440
create instance at 293EF498 with private size 48 bytes at 293EF4E0


uboot held at [291DDF60~2AC00000],size=01A220A0
DRAM:  172 MiB
Now running in RAM - U-Boot at: 2A200000


eMMC: HS200 200MHz
eMMC 3.63 GB [747FF8h]
（UART BUS OFF!!）括号里面是正常机器待机时最后一行，此处后面信息正常机器没有了，这台机器后面这些不一样
In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
no eeprom
0x8 0xBA 0x5F 0xCE 0x93 0xFC
MACaddr = 0x80xBA0x5F0xCE0x930xFC
the same ethaddr!
MAC:  0x8: 0xBA: 0x5F: 0xCE:0x93: 0xFC
[CPU][Utopia]:
[CPU INFO] cpu opencreate instance at 293FF950 with private size 44 bytes at 293FF998
[CPU][Utopia]: CPUIoctl - MDrv_CMD_CPU_QueryClock[AT][MBoot][Driver Init][1041]

Changelist:        24543697
============= set bootargs ===============
Hit any key to stop autoboot:  0
hisense>>AC on
no eeprom
Not Raw eMMC
FactoryMode is 0
Not in Factory Mode
fore uup IRKey [0xFF] repeatflag [0x1D]
fore uup u8KeyPad_KeyVal [0xFF]
Boot Check: BootMode = 1 --------
hisense>>AC on
No Reboot Flag, string is
no eeprom
Not Raw eMMC
FactoryMode is 0
Not in Factory Mode
no eeprom
ToFacMode is 0
ToFacMode is U
[Mboot][Check_Standby] factory_poweron_mode is secondary
mmc change mount : tvconfig
Loading file "/config/PM.bin" at offset 0x0 from mmc device 0 partition tvconfig
24575 bytes read
[PM][Utopia]: Wait for PM51 standby...........[PM][Utopia]: PM51 run ok...........
[Mboot][LED] led_poweroff_type = [1] !!


[Mboot][LED] HIS_SINGLE_MODE


[Mboot][LED] set LED mode to ON!结局是某宝上的MSD6A346不良，走了好多弯路才搞好

技术支持008

升级不行的话建议换emmc

YSCAI

技术支持008 2022-9-8 09:06
升级不行的话建议换emmc

EMMC换过了，上电绿灯，一秒后红灯正常，各路电压正常。就POWR-ON/OFF不变低电平待机状态。。按键和遥控失灵，不能升级,待机电路检测没问题

YSCAI

已经好了，还是换上去的MSD6A346不良

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