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创维 9S89-55R8U/S8A不开机/灯闪

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发表于: 2021-7-31 10:26:45
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故障:不开机 灯闪,遇到此故障时,先观察下开机的打印信息是否正常,打印信息如下:
UART_115200
AC_ON
MIU0_DQS-OK
MIU1_DQS-OK
MIU2_DQS-OK
BIST0-OK
BIST1-OK
BIST2-OK
#_*NOTICE:  BL3-1: v1.1(debug):af9c05d
NOTICE:  BL3-1: Built : 09:50:44, Aug 31 2017
INFO:    BL3-1: Initializing runtime services
INFO:     [Booting] mstar_send_magic_ATF 55
INFO:    BL3-1: Initializing BL3-2
[Ramlog] ramlog_init init success

INFO:    BL3-1: Preparing for EL3 exit to normal world
INFO:    BL3-1: Next image address = 0x2010095c
INFO:    BL3-1: Next image spsr = 0x1d3
INFO:    BIN1_32bit mode Aug 31 2017 09:50:44
INFO:    R1 0
INFO:    R2 0
INFO:    R3 0
U
Relocation Offset is: 01800000
[AT][MB][start ub][981]

U-Boot 2011.06-00310-ga625053-dirty (Apr 10 2018 - 20:38:00)

msIR_Initialize
[Utopia][SYS]: Function = SYSOpen, Line = 1115, current resource pri_shm content is: 0
[Utopia][SYS]: Function = SYSOpen, Line = 1134, [SYS INFO] OPEN INSTANCE...
create instance at 31B6F830 with private size 128 bytes at 31B6F880
[Utopia][MIU]:
[MIU INFO] miu opencreate instance at 31B6F908 with private size 100 bytes at 31B6F958
create instance at 31B6F9C0 with private size 56 bytes at 31B6FA10

uboot held at [317DDF60~33300000],size=01B220A0
DRAM:  307 MiB
Now running in RAM - U-Boot at: 32800000

eMMC: HS400 200MHz
eMMC 29.12 GB [3A3DFF8h]
In:    Out:   Err:   Net:   No ethernet found.
[Utopia][CPU]: CPUIoctl - MDrv_CMD_CPU_QueryClockdone
显示主板锁死,只要解锁就可以。解锁方法在附件。

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