夏普电视 LCD-60UE20A背光不亮有开机广告声总说不停

马春志

打印信信
2019-3-5, 12:42:29
COM7, BaudRate:115200 bps, RXD: VGA->15,TXD: VGA->12, Printed by RT809H:

Boot-
DRAM Channel A Calibration.
DRAM A Size = 1024 Mbytes.
DRAM Channel B Calibration.
DRAM B Size = 512 Mbytes.
Boot

Start Pmain

0x0000a000
EMMC boot

CID:0xb8c291eb
:0x4200c01a
:0x46454143
:0x15010034
L...
(SDR)Request Clk:24MHz Bus Clk:24MHz, SelVal:0
1st MAC in EEP is valid (24:26:42:e2:24:96)
1st : (24:26:42:e2:24:96)
2nd : (ff:ff:ff:ff:ff:ff)
Current factory mode is "off"
EEPROM_Read 0x7d5 returns LDR 0, flag value is 0
PDWNC_Init
USB0: Set GPIO43 = 1.
USB2: Set GPIO44 = 1.
Loader_ReadMsdcxxxxxx(14, 0, 0x0d000000, 1048576)
Find panel index 197 from EEPROM


OSD_SetPlaneSwitchOrder[1,2,0],Switch[2,3,1]
---------- [SA7] vErrorHandleInit ----------
[SA7] Error handling init
[SA7] PANEL_GetPanelWidth= 1920, PANEL_GetPanelHeight= 1080 , wDrvGetOutputHTotal= 2200 , wDrvGetOutputVTotal= 1125
[SA7] PANEL_GetHTotalMax= 2680, PANEL_GetHTotalMin= 2120, PANEL_GetVTotalMax= 1445, PANEL_GetVTotalMin= 1100
[SA7] PANEL_GetPixelClkMax=152 MHZ, PANEL_GetPixelClkMin=140 MHZ
[SA7] PANEL_GetPixelClk60Hz = 148 MHZ
---------- [SA7] vErrorHandleSetByTiming ----------
[SA7] u2HSyncWidth=260, u2HSyncStart=1930, u2VSyncWidth=1106, u2VSyncStart=14
---------- [SA7] vErrorHandleSetByTiming end----------
---------- [SA7] vErrorHandleSetByPanel end----------
[SA7] vDDDSInit
---------- [SA7] vErrorHandleSetByTiming ----------
[SA7] u2HSyncWidth=32, u2HSyncStart=2124, u2VSyncWidth=5, u2VSyncStart=1110
---------- [SA7] vErrorHandleSetByTiming end----------
###VbyOne VOPLLInit  finsih###vDrvSetOCLKClockSchemaInit.
###VbyOne VOPLLSet  finsih###[SA7] _fgVopllUseDDDS = True
[LVDS] VOPLL Initialize successful !
vApiPanelPowerSequence  power on = TRUE (START)
[Sharp] VB1TconBoardPowerGPIOInit GetCurrentPanelIndex: 197
[Sharp AAA][VB1] SHARP_VB1_DET_POW_F(GPIO(7)) InputStats: 0
VB1 VB1 impedance cal  pass and value =7 .................
[VB1]------Sharp_VB1 Panel TCON initial #1
[ SharpVB1Init ] eFrdPanelSize = 4,eFrdLcd2Lsi = 34,ePsdAblPanelSize = 15
[ SharpVB1Init ] ifrdSetDriver u2Result = 0
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=108,2,8,254,1
[
[Sharp]I2C_WRITE Device_addr=180,0,4,220,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[vSharpVB1Init] eFrdLcd2SetQsEn u1Ret = 3
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,63,0
[Sharp]I2C_WRITE Device_addr=180,0,4,192,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,74,0
[Sharp]I2C_WRITE Device_addr=180,0,4,224,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[vSharpVB1Init] eFrdLcd2SetLvl u1Ret = 3
[Sharp]I2C_WRITE Device_addr=192,0,1,0,2
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,2,0
[Sharp]I2C_WRITE Device_addr=180,0,4,186,0
[Sharp]I2C_WRITE Device_addr=180,0,4,168,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[ SharpVB1Init ] End u1Ret = 3
[Sharp AAA][VB1] SHARP_VB1_I2C_READY(GPIO(5)) InputStats: 0
vApiPanelPowerSequence  power on = TRUE (END)
jpeg_decode(0x0d000000, 1048576, 0x0e000000, 1048576, 0x0f000000, 1920, 1080)
Color:14 BmpAddr:0x0f000000 Width:1920 Height:1080
OSD_Base_SetHStart[h=0x37,v=0x6]
DRAM_A_SIZE=0x02000400
TOTAL_MEM_SIZE = 0x40000000, FBM_MEM_CFG_SIZE=0x10fa0000,FB_MEM_SIZE=0x1400000
u4HaderAddr = 0x2dc60000, u4DisAddr=0x2dc61000
Panel 1920 x 1080


*************u4BmpPitch=7680******************
OSD_RGN_Create ok u4Region=0
u4OutWidth=1920,u4OutHeight=1080,u4OutX=0,u4OutY=0.


OSD_SetPlaneSwitchOrder[2,1,0],Switch[3,2,1]
OSD header is 0x2dc6000, 0x2dc60000, 0x1902880
LDR_OsdDisplay(14, 0x0f000000, 1920, 1080) return 0
Factory mode is off, do NOT do usb upgrade.


Flash load lzhs header from 0x100000 to dram(0x1902a70), size=2048
Decompression uboot to 0x00800000...


Flash load image from 0x100000 to dram(0x1902a70), size=0x3a9f6


Flash load tz from 0x0(part_18) to dram(0x3ee00000), size=0x303fe
secure boot ok
LZHS start
LZHS done
secure boot ok
LZHS start
LZHS done
Starting image...




U-Boot 2011.12.12 (Dec 23 2018 - 14:31:53)


DRAM:  1.1 GiB
WARNING: Caches not enabled
MMC:   driving strength setting!
HOST 1
Dev Num: 0, Timing Position: 0, Sample Edge: 0x00
15010034:46454143:4200C01A:B8C291EB
id1:00344645 id2:41434200
eMMC Name: KLM4G1FEAC-B031
Dev Num: 6, Timing Position: 1, Sample Edge: 0x00
Dev Num: 6, Timing Position: 2, Sample Edge: 0x11
: 0
SIF_Master0: V2 design


[Error:GetFeeatureidx]: idx don't be write before chip paster,now is 255
@@: VGA STATUS is 0
@@: modelidx is 5
@@@ product.brand is "sharp"


0.0.0.0
In:    serial
Out:   serial
Err:   serial
Net:   init MMAC driver
ethernet internal PHY init successful!
priv : 0x006ea7d8
Mmac:hyAddr=0
Mmac::initialize
Net Initialization Skipped
l2?
Warning: failed to set MAC address


RECOVERY: recovery key servo ad is 149
Hit any key to stop autoboot:  0
Loader succeeded in signature verification
## Booting kernel from Legacy Image at 00007fc0 ...
   XIP Kernel Image ... OK
OK


Starting kernel ...


TZ Heap: start=0x3F066600, end=0x40000000
TZ dram: start=0x3F000000, end=0x40000000
[1]driving strength setting!
Set driving as 0
Set driving as 0
mmc0: 5399
at 0xf006d000 irq 100 data mode 3 m1
Set driving as 0
Set driving as 0
[0]driving strength setting!
mmc1: 5399
at 0xf0012000 irq 60 data mode 3
Set driving as 0
Set driving as 0
init: property 'ro.coredump' doesn't exist while expanding '/init.${ro.coredump}.rc'
init: error while handling import on line '8' in '/init.rc'
init: property 'ro.coredump' doesn't exist while expanding '/init.${ro.coredump}_folder.rc'
Set driving as 0
Set driving as 0
init: error while handling import on line '9' in '/init.rc'
test mmc...
init: /init.mt5399.rc: 66: invalid option '//ralink'
init: could not import file '/init.mtk_rm.rc' from '/init.rc'
init: init: cannot open '/initlogo.rle'
init: e2fsck run ok!
/sbin/sh: /bt_chk.sh: No such file or directory
post-init: start


==> pre-init start
shell@android:/ $ 5.47 7.29


[ALSA] alsa_mt85xx_init().
==> pre-init end
csr_usb: CSR USB driver registered
/system/etc/service/dtv_svc.sh: line 15: stty: command not found
==> dtv_svc: started
Swapspace size: 102396k
init: sys_prop: permission denied uid:1000  name:png.hw.IsUsed

init: sys_prop: permission denied uid:1000  name:png.hw.IsUsed
==> android.process.media start
35.94 24.46


insmod: can't open '/system/lib/modules/musb_hdrc.ko'
===> after adb init: adb_net
grep: /tmp/booting.log: No such file or directory
===> Good! Boot completed.
===> post-init: no need to restart adb
==> dtv_svc_chk bg service: start: 2789
===> post-init: no need to open logcat as default
post-init: end
usbcore: registered new interface driver uvcvideo
USB Video Class driver (1.1.1)
fuse init (API version 7.18)
NTFS driver 2.1.30 [Flags: R/O MODULE].
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,63,0
[Sharp]I2C_WRITE Device_addr=180,0,4,160,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,74,0
[Sharp]I2C_WRITE Device_addr=180,0,4,144,0
[Sharp]RegisterNum =0 !!!
[MJC] frametrack u4FrmTrkLine:170 , late line :148
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[MJC] frametrack u4FrmTrkLine:56 , late line :101
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,63,0
[Sharp]I2C_WRITE Device_addr=180,0,4,144,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,74,0
[Sharp]I2C_WRITE Device_addr=180,0,4,136,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,63,0
[Sharp]I2C_WRITE Device_addr=180,0,4,128,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!
[Sharp]vSharpVB1TCON_I2C_READ Error : 0 !!!
[Sharp]I2C_WRITE Device_addr=180,0,4,0,0
[Sharp]I2C_WRITE Device_addr=180,0,4,1,0
[Sharp]I2C_WRITE Device_addr=180,0,4,74,0
[Sharp]I2C_WRITE Device_addr=180,0,4,128,0
[Sharp]RegisterNum =0 !!!
[Sharp]vSharpVB1TCON_I2C_WRITE Error : 0 !!!

马春志

只能发一部分打印  harp]vSharpVB1TCON_I2C_WRITE Error : 0  逻辑板报错  有懂的帮我看看这是完整打印

名品电器维修

看样子是逻辑板读写错误，换逻辑板试试。

201196321478

后面打印都是一些无意义的循环，，
先简后难，
上屏电压，通讯电压或波形
强刷
代换逻辑板

醉美天下

这个机型大多因屏坏引起背光不亮，也就是显示面板坏了，测逻辑板的三个工作电压可以判断