创维47E380 8K56机芯不开机。U盘插上一直显示正在升级！

vtkwxf

最先的情况是。系统卡。恢复出厂还是不行。只有升级。但是不成功。后面变成这个样子。
请师傅们看看是软件问题 还是闪存的问题。PKG文件更换过。U盘也更换过、。都不行。
编程器接上。用FLASHTOOL 刷引导程序。也是失败！已无法下手。
Secure CRT打开。按ESC键。开电视可以进入DTV模式 。（电视背光不亮，打印信息窗显示DTV）但是命令不会用。命令帮助内容如下。

upgrade(u):             Upgrade firmware（我试过个命令是从U盘升级）
erase(e):               Erase firmware
boot(bt):               Boot firmware（电视系统启动）
logo(logo):             Display logo
chipid(chipid):         print chip id
memtest:                Memory test
eeprom:                 Eeprom command
nor:                    Nor command
nand:                   Nand command
msdc:                   Msdc command
read(r):                Memory read(word)
write(w):               Memory write(word)
basic_(b):              basic command
mtktool(0):             mtktool command
//(;):                  Line comment
cd:                     Change current directory
do:                     Repeat command


DTV>nand
[Help]
state(st):              nand.st
read(r):                nand.read [memptr] [nand_offset] [bytenum]
write(w):               nand.write [memptr] [nand_offset] [bytenum]
erase(e):               nand.e [nand_offset] [bytenum]
eraseforce(ef):         erase force, ef [nand_offset] [bytenum]
measure(m):             nand.m [nand_offset] [size]
ecc(ecc):               nand.ecc [nand_offset] [ecc bit]
bad(bad):               nand.bad
markbad(mbad):          nand.markbad [blk_idx]
partinfo(partinfo):     nand.partinfo
ubifs(ubifs):           nand.ubifs [size]


带有升级文件的U盘插电视上 出现以下打印信息。
。。。。。。。。。。

Flash write complete: Offset:0x0000000011900000, Size:0x00100000
Failed to write multiple blocks with address 0x0000000011A00000 buffLen 0x00100000
CMD12 ARG 0x00000000 - CMD Timeout (AccuVect 0x00000200 INTR 0x00000000).
MsdcMemWrite Failed to send auto stop
MsdcWriteCard: Write In Write Process #2 Failed
Flash write fail: Offset:0x0000000011a00000, Size:0x00100000
大致意思是写入失败


不插U盘灰屏。啥也不显示。出现以下打印信息
(8K56不开机打印信息 )
Boot-
DRAM Channel A Calibration.
Byte 0 : Gating(2 ~ 62), Size=61, Mid=34, Set=34.
Byte 1 : Gating(2 ~ 52), Size=51, Mid=29, Set=29.
Byte 2 : Gating(2 ~ 77), Size=76, Mid=41, Set=41.
Byte 3 : Gating(2 ~ 72), Size=71, Mid=39, Set=39.
HW Byte 0 : DQS(9 ~ 41), Size 33, Set 24, HW_Set 28.
HW Byte 1 : DQS(6 ~ 40), Size 35, Set 22, HW_Set 25.
HW Byte 2 : DQS(12 ~ 41), Size 30, Set 26, HW_Set 28.
HW Byte 3 : DQS(12 ~ 42), Size 31, Set 27, HW_Set 29.
DRAM A Size = 768 Mbytes.
Boot
Start Pmain
0x0000a000
EMMC boot


CID:0x3c3b60bb
:0x473a3512
:0x4d433032
:0xfe014e4d
LZHS addr:0x00100040
LZHS size:0x000c0d20
LZHS checksum:0x00000071
Boot
Start Lmain


MT5880 Boot Loader v0.9
Boot reason: A/C power on!!SIF_Master0: new design


xfu Load VGA internal EDID.................248 186 63

xfu vga check sum....d8

xfu Load Hdmi internal EDID.................187 186

xfu check hdmi sum....68
CEC Physical offset 159
HDMI1 Physical adr 0x10
HDMI1 PA 0x10
HDMI1 checksum 0x9d
HDMI2 PA 0x10
HDMI2 checksum 0x9d
HDMI3 PA 0x20
HDMI3 checksum 0x8d
HDMI4 PA 0x30
HDMI4 checksum 0x7d
IR DATA register : 0x       0
Boot reason: A/C power on!!T8032 init A/C on case loader stage...
Load T8032 FW (addr: 0x  d86610, size: 24576)success!!
T8032 FW version: 73
T8032 change to loader stage...
LDR_FlashCopy 0xf010 0x4c380 0x80
1st MAC in EEP is valid (00:1a:9a:e2:ff:66)
1st : (00:1a:9a:e2:ff:66)
2nd : (1c:e5:f1:c6:74:7c)
Boot reason: A/C power on!!Boot reason: A/C power on!!xfu 0xdc7 check standby for hotel require 0 255!
entry wakeup by av prLdrData->u4WakeupReason = 6
Org:0x30 Flags:0x30
                             
PDWNC_Init
Boot reason: A/C power on!!USB0: Set GPIO3 = 1.


Do USB upgrade
USB: Vbus turn up time = 222 ms, Max =300 ms.


No USB device.
USB upgrade stop


Flash load lzhs header from 0x80000 to dram(0x1506040), size=2048
Decompression uboot to 0x00800000...


Flash load image from 0x80000 to dram(0x1506040), size=0x366a8
secure boot ok
LZHS start
LZHS done
Starting image...






U-Boot 2011.12.12 (Nov 07 2013 - 17:38:15)


DRAM:  593 MiB
WARNING: Caches not enabled
MMC:   HOST 1
Dev Num: 0, Timing Position: 0, Sample Edge: 0x00
FE014E4D:4D433032:473A3512:3C3B60BB
id1:4E4D4D43 id2:3032473A
eMMC Name: UNKNOWN
Dev Num: 0, Timing Position: 1, Sample Edge: 0x00
Dev Num: 0, Timing Position: 2, Sample Edge: 0x00
: 0


0.0.0.0
In:    serial
Out:   serial
Err:   serial
Net:   Net Initialization Skipped
No ethernet found.


Skyworth Uboot command line, please press ESC abort autoboot!
## Booting kernel from Legacy Image at 00007fc0 ...
   XIP Kernel Image ... OK
OK


Starting kernel ...


timekeeping_init done
mmc0: 5880
at 0xf006d000 irq 100 data mode 3 m1
[0]Register GPIO ISR
mmc1: 5880
at 0xf0012000 irq 60 data mode 3
[0]initialize finish..
special_arg: 00000002
test mmc...
[1]FE014E4D:4D433032:473A3512:3C3B60BB
[1]id1:4E4D4D43 id2:3032473A
[1]eMMC Name: UNKNOWN
init: init: cannot open '/initlogo.rle'
Unable to register pmem driver!
uid=0 gid=1007@android:/ #
==> pre-init start
1.75 1.74

baec  e593200c e2822001 e583200c e8bd80f8 bf657b54 bf65c918 bf5fc6a4 e92d4070
bb0c  e1a05000 e3a00000 eb012967 e1a06000 ebfff789 e1a04000 ea000004 e1a00006
bb2c  e1a01004 eb449d99 e1a06004 e1a04001 e3540000 1afffff8 e1a00005 eb003b66
request_suspend_state: wakeup (0->0) at 7792043121 (2000-01-01 16:00:07.708634750 UTC)
以下这两行。在后面的内容中不停出现。只是PID后的数字不一样
init: untracked pid 1220 exited

init: untracked pid 1219 exited

yishengyouni00

是芯片问题吧