海信LED50EC380X3D不开机，有打印信息请高手看一下 故障在哪里

lxy0910

一台海信LED50EC380X3D不开机，中间白色指示灯亮，按键遥控均不能开机，机器能读到打印信息：                                                        Boot-DRAM Channel A Calibration.
Byte 0 : Gating(2 ~ 52), Size=51, Mid=27, Set=27.
Byte 1 : Gating(2 ~ 52), Size=51, Mid=27, Set=27.
Byte 2 : Gating(2 ~ 67), Size=66, Mid=34, Set=34.
Byte 3 : Gating(2 ~ 62), Size=61, Mid=32, Set=32.
HW Byte 0 : DQS(11 ~ 44), Size 34, Set 27, HW_Set 29.
HW Byte 1 : DQS(9 ~ 41), Size 33, Set 25, HW_Set 27.
HW Byte 2 : DQS(11 ~ 42), Size 32, Set 26, HW_Set 27.
HW Byte 3 : DQS(10 ~ 42), Size 33, Set 26, HW_Set 29.
DRAM A Size = 768 Mbytes.
BootStart Pmain0x0000a000
EMMC boot

CID:0xda72a09f
:0x04010177
:0x32473163
:0x90014a48
LZHS addr:0x00100040
LZHS size:0x000a6200
LZHS checksum:0x0000001e
BootStart Lmain
MT5880 Boot Loader v0.9
Boot reason: A/C power on!!
Load VGA internal EDID.................
use code based  EDID.................
Load HDMI internal EDID.................
CEC Physical offset 156
HDMI1 Physical adr 0x10
HDMI1 PA 0x10
HDMI1 checksum 0x69
HDMI2 PA 0x10
HDMI2 checksum 0x69
HDMI3 PA 0x20
HDMI3 checksum 0x59
HDMI4 PA 0x30
HDMI4 checksum 0x49
SIF_Master0: new design
IR DATA register : 0x       0
Boot reason: A/C power on!!T8032 init A/C on case loader stage...
Load T8032 FW (addr: 0x  d81570, size: 24576)success!!
T8032 FW version: 73
T8032 change to loader stage...
LDR_FlashCopy 0xf010 0x59880 0x80
1st MAC in EEP is valid (c8:16:bd:04:d2:08)
1st : (c8:16:bd:04:d2:08)
2nd : (ff:ff:ff:ff:ff:ff)
PDWNC_Init
Boot reason: A/C power on!!
Do USB upgrade
USB: Vbus turn up time = 200 ms, Max =0 ms.
No USB device.
USB upgrade stop
Boot reason: A/C power on!!Boot reason: A/C power on!!Org:0x30 Flags:0x30

Flash load lzhs header from 0x80000 to dram(0x1506020), size=2048
Decompression uboot to 0x00800000...
Flash load image from 0x80000 to dram(0x1506020), size=0x365b7
secure boot ok
LZHS start
decode checksum is not the same.
LZHS decode fail!
Force USB upgrade
USB: Vbus turn up time = 719 ms, Max =0 ms.
No USB device.
USB upgrade stop

DTV>

一碗热稀饭

出现DTV>的显示好像是进入了控制台命令模式了,应该是软件故障,先刷机试试

lxy0910

一碗热稀饭 发表于 2018-9-29 16:31
出现DTV>的显示好像是进入了控制台命令模式了,应该是软件故障,先刷机试试

谢谢你的帮助，刷机试试。

137

lxy0910 发表于 2018-9-29 16:55
谢谢你的帮助，刷机试试。

应该是主程序问题，U盘升一下试试。

高兴钦

楼主先软件在硬件，打印来看没有显示故障，升级主程序多数会好的

开飞机

可以刷程序看看，我也有一台42寸的海信电视也是这样，检查各个供电正常，红灯亮，按键不起作用，然后我把程序刷过后就好了。