求助创维监视器M46LA(NL)程序

cdelphifans

接修一台电视墙用的 创维监视器M46LA(NL) 8R48-A 屏LTI460HN05 板号 5800-A26480-02R ，故障有背光无显示，屏幕是黑的。下面打印信息最后一段内容重复并反复出现，刚接触电视维修，怀疑程序有问题但没找到，哪位老师有这个可以传我一份吗？可以付费！或者指导修复这台机器，刚接触非常希望能修复并建立信心，期待您的回复，谢谢！！！
打印信息如下：
Hellowold01256@216p_ddr2
ABCDEFGHIPP#5280 wait5280 waitSPI boot
b806012c = 0
ISO_INT_SR = 0
ISO_INT_EN = 0
b806012c = 2379beef
90 ID = ef401700


ddddd
device name = WINBOND_W32Q64_64Mbit
pp 0 okpp 1 okpp_ok = 3
current_pp = 1 seq_num = 140 tarsize = 7168
read factory from 81bf0000 tarsize = 7168
can't find tmp/factory/env.txt
can't find tmp/factory/env.txt
fill checksun  = 012421
factory_tarsize = 7168
rc = 0
fill checksun  = 012422
factory_tarsize = 7168
rc = 0
fill checksun  = 012420
factory_tarsize = 7168
rc = 0
fill checksun  = 012423
factory_tarsize = 7168
rc = 0
fill checksun  = 012430
factory_tarsize = 7168
rc = 0
fill checksun  = 012424
factory_tarsize = 7168
rc = 0
#@#[cfyeh-debug] env_init(1335)
fill checksun  = 012421
factory_tarsize = 7168
rc = 0
fill checksun  = 012426
factory_tarsize = 7168
rc = 0
fill checksun  = 012424
factory_tarsize = 7168
rc = 0
fill checksun  = 012424
factory_tarsize = 7168
rc = 0
fill checksun  = 012425
factory_tarsize = 7168
rc = 0
name=PIN_RLED_ON_OFF ppcb_enum.Name=PIN_RLED_ON_OFF, ppcb_enum.info=10504

name=PIN_GLED_ON_OFF ppcb_enum.Name=PIN_GLED_ON_OFF, ppcb_enum.info=14503

*****info_boot*****

REALTEK ROM Monitor, Revision 0000.0601.0001.
Copyright (c) Realtek Semiconductor Corp. - All Rights Reserved.


For a list of available commands, type 'help'.


Compilation time /version=      Nov 28 2013  15:22:30  /0000.0601.0001

MAC address =                   00.11.22.33.44.55

Processor Company ID/options =  0x01 (MIPS Technologies, Inc.) / 0x00

Processor ID/revision =         0x90 / 0x70

Endianness =                    Little
Flash memory size =             8 MByte

SDRAM size =                    64 MByte

First free SDRAM address =      0x800d1000



Press 'ESC' to Monitor mode

b8060120 = 0

boot ac on!!

panel_init_1st

bootparam.bootTimes_enable=0




panel_init  panel->iCONFIG_DISPLAY_PORT = 1

panel_init  panel->iCONFIG_DISPLAY_BITMAPPING_TABLE = 0

panel_init  LVDS_4_PORTS_INDEX = 0




panel_init  LVDS_4_PORTS_MAPPING_TABLE[LVDS_4_PORTS_INDEX] = 123

7777777777777777777777777777777777777panel_init_2nd

set wait us=500000, current=7272058

start wait us=500000, first=7272058, last=20772058, current=7363111




panel_init  DCLK = 0xb8000530 = 2101700

panel_init  DCLKOffset = 0xb8000540 = 87510001

panel_init  DispTiming = 0xb8028000 = 3470400

panel_init  DVTotal 0xb8028014 = 464

panel_init  DHTotal 0xb802800c = 8e708e7

Rescue kernel in USB



Got usb command from shell...

#@#[cfyeh-debug] USBPHY_Register_Setting(523) macarthur

Usb scan device fail.

reset usb!!

Error : Internal, code = ffffffff

layout_buffer = #define BOOTTYPE " BOOTTYPE_COMPLETE "
#define IMGCHECKSUM " 8462a1697f503a6bdadbfe0511b53ec8 "
#define TAG 11
#define SSUWORKPART 0
#define FW_KERNEL " target=80100000 offset=633000 size=b17db type=lzma "
#define FW_AKERNEL " target=81c00000 offset=6e5000 size=91fec type=lzma "
#define FW_VKERNEL " target=81e00000 offset=777000 size=68e1a type=lzma "
#define FW_DALOGO " target=0 offset=0 size=0 type= "
#define FW_DVLOGO " target=83100000 offset=624000 size=e9d9 type=video "
#define FW_CALOGO1 " target=0 offset=0 size=0 type= "
#define FW_CVLOGO1 " target=0 offset=0 size=0 type= "
#define FW_CALOGO2 " target=0 offset=0 size=0 type= "
#define FW_CVLOGO2 " target=0 offset=0 size=0 type= "
#define FW_NRESCUE " target=80100000 offset=3a000 size=0 type= "
#define FW_RESCUE " target=0 offset=0 size=0 type= "
#define FW_UNDEF " target=0 offset=0 size=0 type= "
#define PART0 " offset=3a000 size=a0000 mount_point=/usr/local/etc filesystem=jffs2 partname=etc type= "
#define PART1 " offset=da000 size=506000 mount_point=/ filesystem=squashfs partname=rootfs type=img "



22222222222222222222222222222222222bootype=BOOTTYPE_COMPLETE

bootparam.prev_power_state=1

boot_ac_on=1

flashsize = 800000 0..................

len=727003


len=597996


len=429594


kernel_size=0xb17db


audio_size=0x91fec


video_size=0x68e1a


md_flash2mem audio++


md_flash2mem audio--


Audio Firmware in FLASH 0xbf2e5000 , to 0x83d00060, size=0x91fec

Audio Firmware in memory 0x83d00060, to 0x81c00000, size=0x91fec

Config_AV_Self_Extract_FW_TRUE, ACPU unlzma++++++++++++++++.

md_flash2mem video++


md_flash2mem video--


Video Firmware in FLASH 0xbf377000 , to 0x82100000, size=0x68e1c

Video Firmware in memory 0x82100000, to 0x81e00000, size=0x68e1a

Config_AV_Self_Extract_FW_TRUE, VCPU unlzma++++++++++++++++++++.

shell_kernel_inflash.c 806

5280Go 5280Go rAuudni_oa ndiemcaotmiporne_slsog o8
3
d
00060 tshoe l8l1_ck0e0r0n0e0l _siinzfel=a9s1hf.ecc  8.7.6. .
.
.
.k.e.r.n.e.l
_
eanutdriyo. tmaarlgleotc= 0pxt8r0 1=0 08030c00
9
0
0
0d esciozmep=3ree6scs

LINUX

addr = bf233000, len = 727003

LINUX mem.addr = 0x81b2e3ec, mem.size = 0xb17db

Video decompress 82100000 to 81e00000 size=68e1c ............
malloc ptr = 82008400 size=3e6c
Lzma Memory = 81a7cc08 727008 bytes

last byte 69 1c

mem.size = 3e6c

Lzma Memory = 81a78d98 15980 bytes

inAddr = 81a7cc15, inStream = 81a7cc08



Decoding error = 1

lzma finished

decompess LINUX using LZMA error!!

shell_kernel_inflash.c 937

REG32(Audio_Mute_GPIO)=0x0

shell_kernel_inflash.c 1021

shell_kernel_inflash.c 1021

shell_kernel_inflash.c 1026

cdelphifans

超出发贴字数限制，以下是打印信息剩余部分


********************* Lsadc init

pCmd = go 80100000 lpj=1986560 rootfstype=squashfs root=31:02  mtdparts=VenusSFC:232k,640k,5144k,2048k,128k ac_on console=ttyS0,115200,n,8,1,hw

Address = 0x80100000




* Exception (user) : TLB (load or instruction fetch) *

BadVAddr = 0x00000018  Cause     = 0x08800008
Compare  = 0x00000000  Config    = 0x80040483
Config1  = 0x9e9b4d86  Config2   = 0x80000000
Config3  = 0x00000020  Context   = 0x00000000
Count    = 0x037e7ad6  DEPC      = 0xb8667b73
Debug    = 0x0e012c2a  EBase     = 0x80000000
EPC      = 0x80277745  EntryHi   = 0x000000aa
EntryLo0 = 0x03373d13  EntryLo1  = 0x02fbbf6f
ErrorEPC = 0x3dcc6598  HWREna    = 0x00000000
Index    = 0x0000000b  IntCtl    = 0x00000000
PRId     = 0x00019070  PageGrain = 0x00000000
PageMask = 0x19fe6000  Random    = 0x00000004
SRSCtl   = 0x00000000  SRSMap    = 0x00000000
Status   = 0x10000c02  Wired     = 0x00000000
Hi       = 0x00000008  Lo        = 0x00000000



$ 0(zr):0x00000000  $ 8(t0):0x00000000  $16(s0):0x8025df08  $24(t8):0x00000001
$ 1(at):0x80290000  $ 9(t1):0x00000000  $17(s1):0x00000000  $25(t9):0x00000000
$ 2(v0):0x0000008d  $10(t2):0x802295cb  $18(s2):0x00000000  $26(k0):0x00000000
$ 3(v1):0x00000004  $11(t3):0x00000000  $19(s3):0x00000000  $27(k1):0x80065c40
$ 4(a0):0x8025df08  $12(t4):0x00000000  $20(s4):0x00000000  $28(gp):0x8025c000
$ 5(a1):0x0000008a  $13(t5):0x00000000  $21(s5):0x00000000  $29(sp):0x8025deb8
$ 6(a2):0xffffffff  $14(t6):0x00000000  $22(s6):0x00000000  $30(s8):0x800d01d0
$ 7(a3):0x00000002  $15(t7):0x00000000  $23(s7):0x00000000  $31(ra):0x8026f8dd



Realtek>

* Exception : Interrupt *

BadVAddr = 0x00000018  Cause     = 0x18800800
Compare  = 0x00000000  Config    = 0x80040483
Config1  = 0x9e9b4d86  Config2   = 0x80000000
Config3  = 0x00000020  Context   = 0x83800000
Count    = 0x037e7ad6  DEPC      = 0xb8667b73
Debug    = 0x0e012c2a  EBase     = 0x80000000
EPC      = 0x80042eab  EntryHi   = 0x2e39e0aa
EntryLo0 = 0x03373d13  EntryLo1  = 0x02fbbf6f
ErrorEPC = 0x3dcc6598  HWREna    = 0x00000000
Index    = 0x0000000b  IntCtl    = 0x00000000
PRId     = 0x00019070  PageGrain = 0x00000000
PageMask = 0x19fe6000  Random    = 0x0000000f
SRSCtl   = 0x00000000  SRSMap    = 0x00000000
Status   = 0x00000c03  Wired     = 0x00000000
Hi       = 0x00000008  Lo        = 0x00000000



$ 0(zr):0x00000000  $ 8(t0):0x00000001  $16(s0):0x00000091  $24(t8):0x00000001
$ 1(at):0x00000000  $ 9(t1):0x80030721  $17(s1):0x800ca81c  $25(t9):0x8008c6e8
$ 2(v0):0x00000000  $10(t2):0x00000c00  $18(s2):0xff0577bf  $26(k0):0x8008c6e8
$ 3(v1):0x00000000  $11(t3):0x00000000  $19(s3):0x08d79847  $27(k1):0x80065c40
$ 4(a0):0x00000090  $12(t4):0x00000000  $20(s4):0x5e23e4ec  $28(gp):0x7a56027c
$ 5(a1):0x800ca818  $13(t5):0x00000000  $21(s5):0x00036714  $29(sp):0x800ca7e8
$ 6(a2):0x800ca81c  $14(t6):0x00000000  $22(s6):0xb39c96f5  $30(s8):0xcae09013
$ 7(a3):0x8008c6e0  $15(t7):0x00000000  $23(s7):0xc5106121  $31(ra):0x80042f09
Audio Wait .........
Audio Wait .........
Audio Wait .........
Audio Wait .........
Audio Wait .........





* Exception : Interrupt *

BadVAddr = 0x00000018  Cause     = 0x18800800
Compare  = 0x00000000  Config    = 0x80040483
Config1  = 0x9e9b4d86  Config2   = 0x80000000
Config3  = 0x00000020  Context   = 0x83800000
Count    = 0x037e7ad6  DEPC      = 0xb8667b73
Debug    = 0x0e012c2a  EBase     = 0x80000000
EPC      = 0x80024f24  EntryHi   = 0x2e39e0aa
EntryLAou0d i=o  0Wxa0i3t3 7.3.d.1.3. . .E.n.t
ryLo1  = 0x02fbbf6f
ErrorEPC = 0x3dcc6598  HWREna    = 0x00000000
Index    = 0x0000000b  IntCtl    = 0x00000000
PRId     = 0x00019070  PageGrain = 0x00000000
PageMask = 0x19fe6000  Random    = 0x00000002
SRSCtl   = 0x00000000  SRSMap    = 0x00000000
Status   = 0x00000c03  Wired     = 0x00000000
Hi       = 0x00000008  Lo        = 0x00000000



$ 0(zr):0x00000000  $ 8(t0):0x00000c00  $16(s0):0x00000001  $24A(utd8i)o: 0Wxa0i0t0 0.0.0.0.0
.
.$.. .1
(
at):0x00000000  $ 9(t1):0x8003faf3  $17(s1):0xa8fe081e  $25(t9):0x00000000
$ 2(v0):0x00000c01  $10(t2):0x00000c00  $18(s2):0xff0577bf  $26(k0):0x00000000
$ 3(v1):0x80088f5c  $11(t3):0x00000000  $19(s3):0x08d79847  $27(k1):0x80065c40
$ 4(a0):0x00000010  $12(t4):0x00000000  $20(s4):0x5e23e4ec  $28(gp):0x7a56027c
$ 5(a1):0x80088f58  $13(t5):0x00000000  $21(s5):0x00036714  $29(sp):0x800cacc8
$ 6(a2):0x00000000  A$1u4d(ito6 )W:a0ixt 0.0.0.0.0.0.0.0. .
$2
2(s6):0xb39c96f5  $30(s8):0xcae09013
$ 7(a3):0x80088f3e  $15(t7):0x00000000  $23(s7):0xc5106121  $31(ra):0x8003fb17
Audio Wait .........
jump 81e00000
[vo] Vodma disable
Audio Wait .........
audio jump 81c00000
[BOOT_AIO][0]  0x2452544b
[BOOT_AIO][1]  0x00000041
[BOOT_AIO][2]  0x00010153
[BOOT_AIO][3]  0x01010050
[BOOT_AIO] PASS! magic_number =  0x2452544b
[BOOT_AIO] DAC0 is fix-vol path ...
[AIO_PATH] get info from bootcode!
[AIO_PATH] src_sel_scart1    =  0x00000004
[AIO_PATH] src_sel_headphone =  0x00000004
[AIO_PATH] src_sel_pcm_dac0  =  0x00000003
[AIO_PATH] src_sel_pcm_dac1  =  0x00000001

HDMI Raw Enable: MPG AC3 DTS AAC DDP WMAPRO MLP


SPDIF Raw Enable: MPG AC3 DTS AAC DDP WMAPRO MLP


Force 2ch Format: DTS DTSHD AC3 DDP MLP AAC WMAPRO


No Power On Music

* Exception : Interrupt *

BadVAddr = 0x00000018  Cause     = 0x18800800
Compare  = 0x00000000  Config    = 0x80040483
Config1  = 0x9e9b4d86  Config2   = 0x80000000
Config3  = 0x00000020  Context   = 0x83800000
Count    = 0x037e7ad6  DEPC      = 0xb8667b73
Debug    = 0x0e012c2a  EBase     = 0x80000000
EPC      = 0x80024f24  EntryHi   = 0x2e39e0aa
EntryLo0 = 0x03373d13  EntryLo1  = 0x02fbbf6f
ErrorEPC = 0x3dcc6598  HWREna    = 0x00000000
Index    = 0x0000000b  IntCtl    = 0x00000000
PRId     = 0x00019070  PageGrain = 0x00000000
PageMask = 0x19fe6000  Random    = 0x0000000f
SRSCtl   = 0x00000000  SRSMap    = 0x00000000
Status   = 0x00000c03  Wired     = 0x00000000
Hi       = 0x00000008  Lo        = 0x00000000



$ 0(zr):0x00000000  $ 8(t0):0x00000c00  $16(s0):0x00000001  $24(t8):0x00000000
$ 1(at):0x00000000  $ 9(t1):0x8003faf3  $17(s1):0xa8fe081e  $25(t9):0x00000000
$ 2(v0):0x00000c01  $10(t2):0x00000c00  $18(s2):0xff0577bf  $26(k0):0x00000000
$ 3(v1):0x80088f5c  $11(t3):0x00000000  $19(s3):0x08d79847  $27(k1):0x80065c40
$ 4(a0):0x00000010  $12(t4):0x00000000  $20(s4):0x5e23e4ec  $28(gp):0x7a56027c
$ 5(a1):0x80088f58  $13(t5):0x00000000  $21(s5):0x00036714  $29(sp):0x800cacc8
$ 6(a2):0x00000000  $14(t6):0x00000000  $22(s6):0xb39c96f5  $30(s8):0xcae09013
$ 7(a3):0x80088f3e  $15(t7):0x00000000  $23(s7):0xc5106121  $31(ra):0x8003fb17


* Exception : Interrupt *

BadVAddr = 0x00000018  Cause     = 0x18800800
Compare  = 0x00000000  Config    = 0x80040483
Config1  = 0x9e9b4d86  Config2   = 0x80000000
Config3  = 0x00000020  Context   = 0x83800000
Count    = 0x037e7ad6  DEPC      = 0xb8667b73
Debug    = 0x0e012c2a  EBase     = 0x80000000
EPC      = 0x80024f24  EntryHi   = 0x2e39e0aa
EntryLo0 = 0x03373d13  EntryLo1  = 0x02fbbf6f
ErrorEPC = 0x3dcc6598  HWREna    = 0x00000000
Index    = 0x0000000b  IntCtl    = 0x00000000
PRId     = 0x00019070  PageGrain = 0x00000000
PageMask = 0x19fe6000  Random    = 0x0000000f
SRSCtl   = 0x00000000  SRSMap    = 0x00000000
Status   = 0x00000c03  Wired     = 0x00000000
Hi       = 0x00000008  Lo        = 0x00000000



$ 0(zr):0x00000000  $ 8(t0):0x00000c00  $16(s0):0x00000001  $24(t8):0x00000000
$ 1(at):0x00000000  $ 9(t1):0x8003faf3  $17(s1):0xa8fe081e  $25(t9):0x00000000
$ 2(v0):0x00000c01  $10(t2):0x00000c00  $18(s2):0xff0577bf  $26(k0):0x00000000
$ 3(v1):0x80088f5c  $11(t3):0x00000000  $19(s3):0x08d79847  $27(k1):0x80065c40
$ 4(a0):0x00000010  $12(t4):0x00000000  $20(s4):0x5e23e4ec  $28(gp):0x7a56027c
$ 5(a1):0x80088f58  $13(t5):0x00000000  $21(s5):0x00036714  $29(sp):0x800cacc8
$ 6(a2):0x00000000  $14(t6):0x00000000  $22(s6):0xb39c96f5  $30(s8):0xcae09013
$ 7(a3):0x80088f3e  $15(t7):0x00000000  $23(s7):0xc5106121  $31(ra):0x8003fb17



* Exception : Interrupt *

BadVAddr = 0x00000018  Cause     = 0x18800800
Compare  = 0x00000000  Config    = 0x80040483
Config1  = 0x9e9b4d86  Config2   = 0x80000000
Config3  = 0x00000020  Context   = 0x83800000
Count    = 0x037e7ad6  DEPC      = 0xb8667b73
Debug    = 0x0e012c2a  EBase     = 0x80000000
EPC      = 0x80024f24  EntryHi   = 0x2e39e0aa
EntryLo0 = 0x03373d13  EntryLo1  = 0x02fbbf6f
ErrorEPC = 0x3dcc6598  HWREna    = 0x00000000
Index    = 0x0000000b  IntCtl    = 0x00000000
PRId     = 0x00019070  PageGrain = 0x00000000
PageMask = 0x19fe6000  Random    = 0x0000000f
SRSCtl   = 0x00000000  SRSMap    = 0x00000000
Status   = 0x00000c03  Wired     = 0x00000000
Hi       = 0x00000008  Lo        = 0x00000000



$ 0(zr):0x00000000  $ 8(t0):0x00000c00  $16(s0):0x00000001  $24(t8):0x00000000
$ 1(at):0x00000000  $ 9(t1):0x8003faf3  $17(s1):0xa8fe081e  $25(t9):0x00000000
$ 2(v0):0x00000c01  $10(t2):0x00000c00  $18(s2):0xff0577bf  $26(k0):0x00000000
$ 3(v1):0x80088f5c  $11(t3):0x00000000  $19(s3):0x08d79847  $27(k1):0x80065c40
$ 4(a0):0x00000010  $12(t4):0x00000000  $20(s4):0x5e23e4ec  $28(gp):0x7a56027c
$ 5(a1):0x80088f58  $13(t5):0x00000000  $21(s5):0x00036714  $29(sp):0x800cacc8
$ 6(a2):0x00000000  $14(t6):0x00000000  $22(s6):0xb39c96f5  $30(s8):0xcae09013
$ 7(a3):0x80088f3e  $15(t7):0x00000000  $23(s7):0xc5106121  $31(ra):0x8003fb17

wim

Thank you so much for your post.

C2211

严重怀疑您的无显示是驱屏mos坏了

cdelphifans

C2211 发表于 2018-7-9 15:13
严重怀疑您的无显示是驱屏mos坏了

谢谢您的回复，驱屏MOS是？请指点
这机器通电后主板背光开启有3.3V，亮度信号无电压

C2211

cdelphifans 发表于 2018-7-11 11:16
谢谢您的回复，驱屏MOS是？请指点
这机器通电后主板背光开启有3.3V，亮度信号无电压

BLON和adj那些不管，驱屏mos啊，量屏线的lvds的第一，2,3脚啊..

cdelphifans

C2211 发表于 2018-7-11 11:51
BLON和adj那些不管，驱屏mos啊，量屏线的lvds的第一，2,3脚啊..

谢谢您耐心指点，驱屏MOS是控制屏上的供电吧，那几个引脚有电压的，量过应该是12V好像

cdelphifans

又找了台正常机器读出写入故障机后可以开机显示无信号，手头没有遥控器无法切换信号源，不知道还有没有其它问题，下面是正常的固件和好机器的打印信息，分享给有需要的人吧。屏型号LTI460HN05