HISENSE+NOBLEX+EA32X5000+Chasis+MTK5655EPDJ

LCD Television

Service Manual

Chassis

Product Type

MTK5655EPDJ South

AM

REVISION HISTROY Version

Page

Section

Description

Date

ver1.0

ALL

ALL

First

2016/6/15

Ver1.1

P16

P16

issued

add 6983 board layout and difference

2016/9/26

Contents Contents  ....................................................................................................................................................................... - 3 Service Manual  ........................................................................................................................................................... - 4 -

1. Precautions and notices..................................................................................................................................... - 4 1.1 Warning................................................................................................................................................... - 5 1.2 Notes ....................................................................................................................................................... - 8 2. TV boards: ...................................................................................................................................................... - 10 3. Factory/Service OSD Menu and Adjustment .................................................................................................. - 18 3.1 To enter the Factory OSD Menu ........................................................................................................... - 18 3.2 Factory OSD Menu ............................................................................................................................... - 19 4. Software Upgrading ........................................................................................................................................ - 26 Before upgrading, read the following. ........................................................................................................ - 26 4.1 USB Software Upgrading directly ........................................................................................................- 26 4.2 USB upgrading failure .......................................................................................................................... - 27 4.3 Upgrading with the FlashTool FlashTool v0.6.9.1.exe .......................................................................................... .......................................................................................... - 31 4.4 Network online upgrading .................................................................................................................... - 34 5. Troubleshooting Troubleshooting .............................................................................................................................................. - 37 5.1 Troubleshooting for Remote Control .................................................................................................... - 39 -

Service Manual 1. Precautions and notices BEFORE SERVICING THE LCD TV, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. USE ONLY MANUFACTURER SPECIFIED REPLACEMENT PARTS WHEN SERVICING. USE OF NON-AUTHORIZED PARTS WILL VOID THE MANUFACTURE'S WARRANTY

techician trained in the proper Television safety and service methods and procedures Hereafter throughout this manual, HISENSE will be referred to.

1.1 Warning 1.1.1 Critical components having special safety characteristics are identified with a

by the

Ref. No. in the parts list. Use of non-manufacturer's recommended parts may create shock, fire, or other hazards.Under no circumstances should the original design be modified or altered without written permission from RCA. Hisense Eassumes no liability, express or implied, arising out of any unauthorized modification of design. Servicetech

IMPORTANT: Always disconnect the power cord from AC outlet before replacing parts or modules. 1.1.3 To prevent electrical shock, use only a properly grounded 3 prong outlet or extension cord. 1.1.4 When replacement parts are required, be sure to use replacement parts specified by the manufacturer or have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock, or other hazards and will void the manufacturer's warranty.

(1) Do not supply a voltage higher than that specified to this product. This may damage the product and may cause a fire. (2) Do not use this product: > High humidity areas > In an area where any water could enter or splash into the unit. High humidity and water could damage the product and cause fire. (3) If a foreign substance (such as water, metal, or liquid) gets inside the panel module, immediately turn off the power. Continuing to use the product may cause fire f ire or electric shock. (4) If the product emits smoke, and abnormal smell, or makes an abnormal sound,

cart/apparatus combination to avoid injury from tip-over

1.2 Notes  Notes on Safe Handling of the LCD panel and during service The work procedures shown with the Note indication are important for ensuring the safety of the product and the servicing work. Be sure to follow these instructions. • Before starting the work, secure a sufficient working space. • At all times other than when adjusting and checking the product, be sure to turn OFF the POWER Button and disconnect the power cable from the power source of the TV during servicing.

observe this precaution may result in, the surface of the panel being scratched by foreign matter. • Be sure to handle the circuit board by holding the large parts as the heat sink or transformer. Failure to observe this precaution may result in the occurrence of an abnormality in the soldered areas. • Do not stack the circuit boards. Failure to observe this precaution may result in  problems resulting from scratches on the parts, the deformation deformation of parts, and short-circuits due to residual electric charge. • Perform a safety check when servicing is completed. Verify that the peripherals of the serviced points have not undergone any deterioration during servicing. Also verify that

2. TV boards: Inverter part

Board of 6654 The top:

Optical

Debug

earphone

USB

HDMI

Power outlet side

The side of 6654

The side of 6654

Board of 6823

Board of 6625

Board of 6484

Board of 6487

Board of 6983

6654

6823

NO FRC ;complex board, Power outlet side, support network and smart

NO

FRC

;

complex

board,

Power

outlet

vertical ,support network and smart

LHD32K3110WAM

HS43M16FWB/HS32M16HWB/HS40B16 FWB

NO FRC ; complex board ,Power outlet 6625

side ,support network and smart, for Columbia

HS43K3110FWT/HS43K3120FWT

market

6484

6487

Base on 6157,add LVDS socket in order to coordinate the SumSing panel

board LSC480HN08

Base on 6238,add LVDS socket in order to coordinate the SumSing panel

board LSC400HN02

K3110/K220

K370\K390\K3901

3. Factory/Service OSD Menu and Adjustment 3.1 To enter the Factory OSD Menu With user’s remote control 1. Power TV On 2.

Press button on the RC and call up User OSD Menu. as following. next press the “>” cusp on the right to appear full menu.

3.2 Factory OSD Menu Factory OSD menu list , if you want to know more you can read it . Take LHD32K3110WAM for example

White Balance data adjusting, different source has different WB values. Before White Balance

adjusting, please change to desired source.

TV Produce signal preset, during the channel init

factory produce using.

Option

can choose

Clean Chip

intialize the factory signal ，EEPROM reset auto color adjust with Component and

Automatic

VGA channels. red\blue\white\green\black five colors,for

Test Pattern

factory panel testing.

soft version

current

software version information

channel init

huangdao old

Qing Dao

TV Produce signal preset, during the factory produce using.

huangdao new

……

"M" to enter factory state press” M “button with factory RC.

Option

ToFAC

M/U

"U" customer use state,can not enter the factory OSD menu directly ,must with password .

Not all,the chassis that must support the satellite LNB POWER

signal for example: Europe TV :13V，18V，OFF； Japan：15V

country

Language

Logo

country choose

language

choose

region logo choose

when choose URAT

on/off

PVR Record function

Mirror enable

f or or PaneL testing

E58.V0000.K220.00.30.20A.E1114 date： 2014-11-14 04:47:50

TV code：00000000000001K5R140031 MAC version：C8：16：BD:B2：34： 69

then can serial port

with Tool

PVR Record all

soft version：

soft version

"on"

soft version information

The date of current version

TV code information

MAC version information

connect

3.2.1 White Balance

Note: Different source has different diff erent WB values. Before adjusting, please change to desired source.

4. Software Upgrading Before upgrading, read the following. First: Upgrade the software. Second: To To clear the EEPROM . A Select the item “Clean Chip”. B Press VOL+ button to clear the EEPROM data. C Close the OSD menu after 5 seconds. D Restart Resta rt the TV. TV. Last: After the operation above all, necessarily, necessarily, Re-search Re-search the channels for the users users

4.1 USB Software Upgrading directly The software can be upgraded by USB Disk.

4.2 USB upgrading failure If USB upgrading failure then need burning the Nand Flash program file“ *.bin ”to the Nand Flash. Hardware connecting

Connect the unit to your pc with a USB-to-serial port cable. USB port connects to your PC and serial port to the TV’s TV’s Debug port. As following

Select the default value, the driver will be installed step by step.

4.3 Upgrading with the FlashTool v0.6.9.1.exe 1、FlashTool FlashTool is a green program needing no installation. After Connect the unit to your pc with a USB-to-serial port cable， cable，run FlashTool FlashTool v0.6.9.1.exe. Please refer to the following steps to set.

Open “Device Manager” and find which port is connected with the TV. In above picture, COM4 is connected to the TV, so, select “COM4” and if COM6 is connected to the TV, so select “COM6”. Select the right baud rate according to chip model. For this unit( chip model is MT5655), select 115200.

2、 Click

to connect，if  connect successfully then button

from red turn

Press “Upgrade” button and start upgrading. ，if update if  update defeat, try again.

4.4 Network online upgrading  Network upgrade includes two methods . one is Auto Firmware F irmware Upgrade check Firmware Upgrade.

the other

is

Figure-1

Select upgrade to download……

After downloading ,system can automatically verify updating wizard and start update Waiting……..

Figure-4 …

5. Troubleshooti Troubleshooting ng When there is something wrong with your TV, TV, you can try turning off the TV and then restart it. You You can also operate according to the follow chart. If the problems still cann’t be solved, please contact the profession technician.

5.1 Troubleshooting for Remote Control Remote control does not work

YES Try new batteries

Replace battery

 NO

Replace RC

Check IR receiver

YES

Replace remote control

5.2 Troubleshooting for Function Key

Buttons does not work

YES Check switches

Check solder connections and see if any switches are stuck.

 NO YES Check key board

 NO Check Key BD cable

Replace Key BD

5.3 TV won’t Power On

TV won’t power on

Is

 NO

LED

light?

Power

YES

Make Sure Power source is live

Output

 NO

YES

no light

Check

RED

Check

Power

YES

Replace Power Cord

Cord 

 NO

Only

Check/replace IR BD or Keypad

5.4 Troubleshooting Troubleshooting for Audio

 No sound

YES Check connecter

Reconnect

 NO YES Check speaker wire

Replace speaker wire

 NO YES Check speaker set

Replace speaker set

5.5 Troubleshooting for TV/VGA/HDMI input

 No picture on the screen

 NO Check Signal Source

Make

sure

signal

source is available

YES Check connect

 NO

Reconnect

5.6 Troubleshooting Troubleshooting for YPbPr input

 No picture on the screen screen

Check Source work or not

 NO

Check Source Device

YES

Check connect

 NO

YES

Reconnect

5.7 Troubleshooting for Video input

 No picture on the screen

Check Source work or not

 NO

Check Signal Source

YES YES Check connect

 NO

Reconnect

6. Signals Block Diagram and power assign: 7. Schematic circuit diagram

5

4

3

2

1

POWER TREE D

D

C

C

  4   4  8    t  :  6    i   u    i  r  c   c

B

   B    M

B

 A

A

Hisense Electri c Co.,LTD Title

5

4

3

2

1

Bloc Bl ock k Diagram Diagram E M M  C

N U A M N 3  D  o F r L A U  S 1  H

D

D U D D R 1   3 

F S U l   e M  a r 2   s i   . h   a U l M 4 

 S D I  O x 1 

D

 S P I

UD2

PC1

DDR3

CI

CAM Card 

C

C

 t  r  o   1  P  L  J  S  D  V  L

 t  r  o  P  A  S  D  V  L _   i  n   i  m

 t  r  o  P  S  D  V  L

 MT5655

 e  n  O  y  B

UM1

 V

USB_P0_P1_P2

USBx3

HDMI_P0_P1

HDMIx2

Serial TS Embedded  DEMOD   4   4  8    t  :  6    i   u    i  r  c   c

Tuner IF+/IF-

TUNER& External Demod 

Tuner CVBS1

JT1,JT2

 MPXP share with with CVBS0    B    M

B

UA4 SPEAKER AMP TPS5711

B

 Audio DAC x 3

PA2,PA11,PV7

I2S  Audio ADC x4

Embedded  RMII PHY

LINE IN

PV7,PA6,PA7,PA8 LINE IN

JA1.JA2 SPEAKER OUT M I I  /  R M I I

 U  S B  _ P  3 

R  G B H D M I  _ P 2 

I N

 C V B  S 2  I N

L I N E

I  O N  U T

Ethernet

PU4 USBx1

IRM1

J3

IR 

 S  C A R T 1 

 C V B  S  3 

A V  O  U T

 A

UW2

L I N E

A

PV3

YPbPr0

UART0

Hisense Electri c Co., Co., LTD

PH3

J2

PV5

PV7

PV8

Title

5

4

3

2

1

N3-4  ADCINP_DEMOD  ADCINN_DEMOD

D27 D28  ADCINP_DEMOD  ADCINN_DEMOD

 AVDD12_DEMOD

E27

DVDD3V3

R130 2.2k 

R131 2.2k 

IF_AGC

F15 E14

OSCL1 OSDA1

D

IF_AGC RF_AGC

E15 D15

CVBS_COM CVBS3P CVBS2P CVBS1P CVBS0P SIF_COM

GND

3.3VS

 AVDD33_VIDEO_STB

 AVDD12_DEMOD L30 BLM18PG121SN1 C509 C105 100n/16V 100n/16V

K26 K25 J26 K27 K28

COM0 PB0P PR0P Y0P SOY0

4,5,6,7,8,9,10,11,12,13

 An alo g Pow er 3V3

 An alo g Pow er 1V2  AVDD1V2

M25 L28 L27 M26 N25

COM1 PB1P PR1P Y1P SOY1

OSCL1 OSDA1

H27 H28 J25 G28 G26 G25

CVBS_COM CVBS3P CVBS2P

R27 R28 N26 N28 P28 N27 P27 T28 T27

HSYNC VSYNC RP GP BP COM SOG VGA_SDA VGA_SCL

 AVDD12_DEMOD

COM0 PB0P PR0P Y0P SOY0

C106 C505 10u/16V 100n/16V

7 7

 AIN_R3  AIN_L3

8 8

OSCL1 OSDA1

10 10 10

TU_FAT_IN+ TU_FAT_INIF_AGC

 AIN_R3  AIN_L3 OSCL1 OSDA1 TU_FAT_IN+ TU_FAT_INIF_AGC

D

TUNER INPUT Close to Main Chip

G27

VDACX_OUT

H23

 AVDD33_VIDEO_STB DEO_STB

J20 K20

 AVSS33_XTAL  AVSS33_DEMOD

R 52 9

7 5R 5R

 AVDD33_VIDEO_STB

TU_FAT_IN+

R153

51R

 ADCINP_DEMOD

TU_FAT_IN-

R154

51R

 ADCINN_DEMOD

C107 47p/50V/NC

 AVSS33_XTAL  AVSS33_DEMOD

C108 47p/50V/NC

MT5655

Close to CONNE CONNECTOR CTOR

R552

0R

R553

0R

R554

0R

R556

0R

Close to Main Chip R521

CVBS_2

0R/NC

C

R522

C507

100R/NC 47n/16V/NC C506 C506 NC, 防止干扰输入信号 47p/50V/NC C508

COMP INPUT

CVBS_COM

C

1u/10V/NC R132

C95 1.5n/50V

SOY0

10R

XS4

左 绿

CVBS2P

1

SIGNAL1 GND1

R133

Y_IN_0

0R

2

RV8  AVLC18S02015

中 3

蓝 SIGNAL2 GND2

R134 75R

PB_IN_0

GND3

PR_IN_0

6

R136

R137

0R

100R

R138

R139

0R

 AV3-RGB-RC3718N-L008\Reflow

立式回流端子

100R

RV11  AVLC18S02015

Y0P

10p/50V

4 5

C96 10n/50V

C92

右 红 SIGNAL3

R135 100R

R140 75R

C97

COM0

10n/50V C98

PB0P

10n/50V

C93 10p/50V

  4   4  8    t  :  6    i   u    i  r  c   c

RV82  AVLC18S02015

B

R141 75R

C94 10p/50V

R142

R143

0R

100R

 AV & A UDIO INPUT

Close to CONNE CONNECTOR CTOR R144

 AV_IN_0

CVBS_3

0R

C103

C100 47p/50V

C104

左

GND1

白

GND2

GND3

0R

4

0R

6 RV17

RV18

R151 10k/NC

R148

1u/16V

33k

C102

R150

1u/16V

33k

R149

5

立式回流端子

C101

R147

3

 AV3-YWR-RC3720N\Reflow  A

CVBS3P

CVBS_COM

2

右 红 SIGNAL3

B

1u/10V

1

中 SIGNAL2

   B    M

47n/16V

XS5

黄 SIGNAL1

PR0P

Close to Main Chip R146 100R

R145 75R

RV1 AVLC18S02015

C99 10n/50V

 AIN_L3

 AIN_R3

R152 10k/NC A

 AVLC18S02015  AVLC18S02015

Hisense Electri c Co.,LTD Title

5

4

3

2

1

POWER TREE D

D

C

C

   7   4  8    t  :  6    i   u    i  r  c   C

B

   B    M

B

 A

A

Hisense Electric Co.,LTD

Title

5

D

4

3

2

1

1.添加XP14，兼容SS 40和48寸X+C屏； 2.更改遥控/按键/wifi插座XP7为卧式，更改灯效插座XP8为卧式；

D

C

C

   7   4  8    t  :  6    i   u    i  r  c   C

   B    M

B

B

A

A

Title