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Hisense LHD32K366WCEU, Service Manual

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Hisense LHD32K366WCEU Service Manual Download Page 39

A

A

A

A

MAIN POWER

OPW RSB
HIGH = > OPEN FRAME POW ER OFF
LOW  = > OPEN FRAME POW ER ON

Back Light Control

兼容

14Pin

双排插座

CORE POWER 1.2V

Buck Converter  MAX 3300mA

closed to L

Vout=0.605*1+R25/R32=1.22V

12V-->5VS

Buck Converter 6A

closed to L

DIGITAL POWER DVDD3V3  MAX 225mA

1.25 x _1+180/110_ = 3.3V

STANDBY POWER 3V3SB MAX 15mA

ANALOG POWER AVDD1V2

POWER CONTROL  +12V

OPW RSB
HIGH = > OPEN FRAME POW ER OFF
LOW  = > OPEN FRAME POW ER ON

POWER C5V

POWER CONTROL    +5V_USB, 5V_CI

L4

实际大小还需要验证，主要验证最大饱和电流

----------20130318 

杨勇

L5

封装进行更改。

BL_DIMMING

BL_EN

BL_ON/OFF

OPWRSB

ON/OFF

DIMMING

BRI_OUT

BRI_EXT

OPWRSB

+12V
+14V

3.3VS

+5V

5VS

AVDD1V2

BL_DIMMING
BL_ON/OFF

DVDD3V3

GND

OPWRSB

VCCK

AVDD3V3

VPA

BRI_EXT

BRI_OUT

BL_EN

DIMMING

ON/OFF

+12V_IN

5VS

5VS

DVDD3V3

+5V

3.3VS

+5V

+5V

3.3VS

+12V

VCCK

5VS

+5V

+12V_IN

AVDD3V3

DVDD3V3

+5V

3.3VS

5VS

DVDD3V3

AVDD1V2

VCCK

+12V

VPA

5VS

+5V

5VS

+12V

5VS

+12V

+5V

5VS

+5V

VCCK

5VS

+5V_USB

VCCK

+12V_IN

+14V

VPA

+14V

+14V

+12V_IN

+12V_IN

5VS

5,16

GND

3,4,5,6,7,8,9,10,11,12,13,14,15,16,17

+14V

17

3.3VS

3,4,5,10,11

+12V

10,12,13,16,17,18

+5V

5,6,7,8,9,10,12,14,15,16,17

DVDD3V3

3,5,7,11,12,16,17,18

AVDD1V2

8,10,12

VCCK

3,5

OPWRSB

3

BL_DIMMING

4

BL_ON/OFF

4

AVDD3V3

2,3,4,6,8,9,10,13

VPA

3,5

BRI_EXT

4

BRI_OUT

4

Title

Size

Document Number

Rev

Date:

Sheet

of

2

17

Hisense Electric Co.,LTD

1.0

POWER AND INVERTOR

MT5325

A3

Thursday, July 18, 2013

Title

Size

Document Number

Rev

Date:

Sheet

of

2

17

Hisense Electric Co.,LTD

1.0

POWER AND INVERTOR

MT5325

A3

Thursday, July 18, 2013

Title

Size

Document Number

Rev

Date:

Sheet

of

2

17

Hisense Electric Co.,LTD

1.0

POWER AND INVERTOR

MT5325

A3

Thursday, July 18, 2013

C22

22u/16V

C22

22u/16V

R19

4.7k

R19

4.7k

L42

BLM18PG330SN1D

L42

BLM18PG330SN1D

C1

100n/16V/NC

C1

100n/16V/NC

R430
20k

R430
20k

C29

220p/50V

C29

220p/50V

R90

20k

R90

20k

C41

100n/16V

C41

100n/16V

VCCK

VCCK

C229

4.7u/10V

C229

4.7u/10V

R5
1k/NC

R5
1k/NC

R25
10.2k

R25
10.2k

R20

4.7k

R20

4.7k

R59

20k

R59

20k

R56

20k

R56

20k

C47

22u/6.3V

C47

22u/6.3V

C21

22u/16V

C21

22u/16V

N11

SPX1117M3-ADJLD1117A-ADJ/NC

N11

SPX1117M3-ADJLD1117A-ADJ/NC

A

D

J

1

VOUT_3

2

VIN

3

VOUT

4

C487

220n/16V

C487

220n/16V

R14

1k

R14

1k

L39

BLM18PG330SN1D/NC

L39

BLM18PG330SN1D/NC

C193

22u/6.3V

C193

22u/6.3V

C23

22p/50V/NC

C23

22p/50V/NC

R23
100k

R23
100k

C42

10u/10V/NC

C42

10u/10V/NC

C489

100n/16V

C489

100n/16V

5VS

5VS

R3

1k

R3

1k

C217

1u/16V

C217

1u/16V

XP2

XP2

1

2

3

5

7

9

11

13

4

6

8

10

12

14

3V3

3V3

V4

MMBT3904LT1

V4

MMBT3904LT1

1

2

3

R32

10k

R32

10k

C484

1u/16V

C484

1u/16V

R543

1k/NC

R543

1k/NC

R21
10k

R21
10k

C320

100u/16V

C320

100u/16V

R10

1.8k/NC

R10

1.8k/NC

C45

100n/16V

C45

100n/16V

R33
110R

R33
110R

C40

10u/10V

C40

10u/10V

C11

100n/16V

C11

100n/16V

R58

4.7k

R58

4.7k

N17

AP2111H-3.3TRG1\JK

N17

AP2111H-3.3TRG1\JK

G

N

D

1

VOUT_4

4

VIN

3

VOUT_2

2

C10

22u/16V

C10

22u/16V

C8

100n/16V

C8

100n/16V

R6

10k/NC

R6

10k/NC

R507

4.7k

R507

4.7k

R17

1k

R17

1k

C3

100n/16V

C3

100n/16V

C364

100n/16V

C364

100n/16V

L79

BLM18PG330SN1D

L79

BLM18PG330SN1D

R38
0R/NC

R38
0R/NC

R26

100k

R26

100k

3.3VS

3.3VS

V3

V3

1

2

3

C46

1u/10V

C46

1u/10V

R1

1k/NC

R1

1k/NC

C38

100n/16V

C38

100n/16V

C36

10u/10V

C36

10u/10V

R517

499R

R517

499R

C225

100n/16V

C225

100n/16V

V16

MMBT3904LT1

V16

MMBT3904LT1

1

2

3

L41

BLM18PG330SN1D/NC

L41

BLM18PG330SN1D/NC

R57
4.7k

R57
4.7k

N20

AO4459 

N20

AO4459 

S1

1

S2

2

S3

3

G

4

D1

8

D1

7

D2

6

D2

5

C485

100n/16V

C485

100n/16V

C43

100n/16V/NC

C43

100n/16V/NC

C4

100n/16V/NC

C4

100n/16V/NC

R24
226k

R24
226k

R7

0R/NC

R7

0R/NC

C227

1u/16V

C227

1u/16V

C37

10u/10V

C37

10u/10V

N10

AP1084DGAZ1084D-ADJ

N10

AP1084DGAZ1084D-ADJ

A

D

J

1

Vin_2

2

VOUT

3

C12

100n/16V

C12

100n/16V

C2

100u/16V

C2

100u/16V

C44

10u/10V

C44

10u/10V

R22
10k/NC

R22
10k/NC

R509

4.7R

R509

4.7R

C490

100n/16V

C490

100n/16V

R547

100k

R547

100k

V6

MMBT3904LT1

V6

MMBT3904LT1

1

2

3

N16
AO4459

N16
AO4459

S1

1

S2

2

S3

3

G

4

D1_8

8

D1_7

7

D2_6

6

D2_5

5

C7

100n/16V

C7

100n/16V

C26

100n/16V

C26

100n/16V

L45

BLM18KG260TN1D

L45

BLM18KG260TN1D

R508

10k

R508

10k

L95

BLM18PG121SN1/NC

L95

BLM18PG121SN1/NC

C221

100n/16V

C221

100n/16V

R8

1k

R8

1k

R60

4.7k

R60

4.7k

N32

NB671 

N32

NB671 

VIN

1

PGND

2

NC_1

3

PG

4

VCC

11

NC_2

6

EN

13

NC_3

5

AGND

14

FB

12

VOUT

7

SW_4

16

SW_3

15

SW_2

9

SW_1

8

BST

10

R545

4.7R

R545

4.7R

L4

2.2uH/SWPA8040S2R2N

L4

2.2uH/SWPA8040S2R2N

+12V_IN

+12V_IN

C5

100n/16V

C5

100n/16V

C491
100n/16V

C491
100n/16V

V5

MMBT3904LT1

V5

MMBT3904LT1

1

2

3

C228

100n/16V

C228

100n/16V

C39

100n/16V

C39

100n/16V

R437
100k

R437
100k

L96

BLM18PG121SN1/NC

L96

BLM18PG121SN1/NC

L46

STPB2012-121PT

L46

STPB2012-121PT

L66

BLM18KG260TN1D

L66

BLM18KG260TN1D

C27

22u/16V

C27

22u/16V

R36
180R

R36
180R

C34

10u/10V

C34

10u/10V

L48

BLM18PG121SN1

L48

BLM18PG121SN1

C18

22u/6.3V

C18

22u/6.3V

V1

MMBT3904LT1

V1

MMBT3904LT1

1

2

3

R515

499R

R515

499R

R9

4.7k

R9

4.7k

R2

0R/NC

R2

0R/NC

R18

4.7k/NC

R18

4.7k/NC

C6

10u/10V/NC

C6

10u/10V/NC

R15

1k

R15

1k

C25

22u/6.3V

C25

22u/6.3V

C15

22u/6.3V

C15

22u/6.3V

L47

BLM18PG121SN1

L47

BLM18PG121SN1

R61
10k

R61
10k

R4

0R/NC

R4

0R/NC

R12
2k

R12
2k

C17

100n/16V

C17

100n/16V

C33

22u/16V

C33

22u/16V

C215

100n/16V

C215

100n/16V

C492

220n/16V

C492

220n/16V

N108

NB671 

N108

NB671 

VIN

1

PGND

2

NC_1

3

PG

4

VCC

11

NC_2

6

EN

13

NC_3

5

AGND

14

FB

12

VOUT

7

SW_4

16

SW_3

15

SW_2

9

SW_1

8

BST

10

C28

1u/25V

C28

1u/25V

C35

100n/16V

C35

100n/16V

C488

100n/16V

C488

100n/16V

C9

2.2u/10V

C9

2.2u/10V

C31

1u/25V

C31

1u/25V

L44

BLM18PG330SN1D/NC

L44

BLM18PG330SN1D/NC

N23

AO4459

N23

AO4459

S1

1

S2

2

S3

3

G

4

D1_8

8

D1_7

7

D2_6

6

D2_5

5

C24

22u/6.3V

C24

22u/6.3V

R31
24.9k

R31
24.9k

C237

22u/6.3V

C237

22u/6.3V

L52

BLM18PG330SN1D/NC

L52

BLM18PG330SN1D/NC

C48

22u/6.3V

C48

22u/6.3V

C14

22u/6.3V

C14

22u/6.3V

L40

BLM18PG330SN1D/NC

L40

BLM18PG330SN1D/NC

R16

10k

R16

10k

C32

220p/50V

C32

220p/50V

C16

22u/6.3V

C16

22u/6.3V

R11

10k/NC

R11

10k/NC

C19

22u/6.3V

C19

22u/6.3V

L81

BLM18PG330SN1D/NC

L81

BLM18PG330SN1D/NC

V2

MMBT3904LT1/NC

V2

MMBT3904LT1/NC

1

2

3

V17

MMBT3904LT1

V17

MMBT3904LT1

1

2

3

R54

4.7k

R54

4.7k

C223

10u/16V

C223

10u/16V

R35

100R/NC

R35

100R/NC

R30
1M

R30
1M

L5

2.2 uH

L5

2.2 uH

Main 

board:5615

Summary of Contents for LHD32K366WCEU

Page 1: ...ion Service Manual Chassis MT5651HROI Product Type LHD32K366WCEU LTDN40K366WCEU LTDN50K366WCEU Ver 1 0 November 2013 REVISION HISTROY Version Page Section Description Date ver1 0 ALL ALL First issued...

Page 2: ...1 USB Software Upgrading directly 16 4 2 USB upgrading unsuccessfully 17 4 3 Upgrading with the FlashTool0 6 0 exe 19 4 4 Network updating 22 5 Trouble shooting 27 5 1 Troubleshooting for Remote Cont...

Page 3: ...ve methods of performing service operations Some of these service operations require the use of tools specially designed for the purpose The special tools should be used when and as recommended It is...

Page 4: ...sion from RCA Hisense Eassumes no liability express or implied arising out of any unauthorized modification of design Servicetech assumes all liability 1 1 2 All ICs and many other semiconductors are...

Page 5: ...orized substitutions may result in fire electric shock or other hazards and will void the manufacturer s warranty 1 1 5 Safety regulations require that after a repair the set must be returned in its o...

Page 6: ...e product it may cause fire or electric shock 5 Do not pull out or insert the power cable from to an outlet with wet hands It may cause electric shock 6 Do not damage or modify the power cable It may...

Page 7: ...he power board start servicing at least 2 minutes after the main power has been turned off While the main power is on do not touch any parts or circuits other than the ones specified If any connection...

Page 8: ...the serviced points have not undergone any deterioration during servicing Also verify that the screws parts and cables removed for servicing purposes have all been returned to their proper locations...

Page 9: ...9 2 Product Function Specifications 2 1 Layout K366 Series...

Page 10: ...10 TVRear...

Page 11: ...11 2 2 Main board 5615 The top...

Page 12: ...12 2 3 Spec...

Page 13: ...function menu Press VOL VOL button adjust values in the menu b With user s RC 1 Power TV On 2 Press Menu button and call up User OSD Menu 3 Select Audio Balance when Balance is 0 4 Enter 1 9 6 9 in se...

Page 14: ...14 3 2 1 Signal prefabricate 3 2 3 Factory Option Item Default Options Notes 1 MODE M M U M Can enter factory mode with factory...

Page 15: ...and Auto Color data Clean All Clear completely Clean all data Update CI Credential Query CI Credential 3 2 4 Firmware Note The factory menu date varies according to different sources Incase changing...

Page 16: ...the item Clear Unprotected B Press VOL button to clear the EEPROM data C Close the OSD menu after 5 seconds D Restart the TV Last After the operation above all necessarily Re search the channels for t...

Page 17: ...ware 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 RS232 port As following 4 2 1 Install the driver Double click the i...

Page 18: ...18...

Page 19: ...lation After Connect the unit to your pc with a USB to serial port cable run FlashTool0 6 0 exe Please refer to the following steps to set How to choose Communicate port and flash baud rate See the fo...

Page 20: ...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 MT5651 select 11520...

Page 21: ...ile and select it for example HIS_5651_m1v2_oceania_secure_nandboot bin Press Upgrade button and start upgrading if update defeat try again If bootloader Tool upgrading is ok then need renew USB upgra...

Page 22: ...is validated Auto Upgrade When it is set to on Turn on automatic check whether or not have any new updating file in servers when connects to the network Customer can download and update according to t...

Page 23: ...23 Figure 2 Figure 3 Check new version then bounce the following Figure 4...

Page 24: ...24 Select update to downloading Figure 5 After verify bounce dialog to select yes to sure to update the firmware Waiting Figure 6...

Page 25: ...nding following interface that indicates firmware update is sussessful Figure 7 Figure 8 Upgrade successfully power off and restart TV can bounce following prompt message otherwise upgrade is defeat F...

Page 26: ...26 2 Auto upgrade Auto upgrade and Network have little difference only in figure 4 As following Auto Upgrade Network upgrade figure 2...

Page 27: ...hen there is something wrong with your TV you can try turning off the TV and then restart it You can also operate according to the follow chart If the problems still cann t be solved please contact th...

Page 28: ...ol Remote control does not work Try new batteries Replace RC Check IR receiver Change Led IR board Change Led IR cable Replace main board Replace battery Replace remote control Replace Led IR BD Repla...

Page 29: ...g for Function Key Buttons does not work Check switches Check key board Check Key BD cable Change Key BD Replace main board Check solder connections and see if any switches are stuck Replace Key BD OK...

Page 30: ...r on Is LED light NO YES Check Power Output YES NO Check Power Cord Only one works Replace Main BD Try Power on by RC and Button Neither works Both Work Power on OK YES NO Replace Power BD YES NO RED...

Page 31: ...Troubleshooting for Audio No sound Check connecter Check speaker wire Replace main board Reconnect Replace speaker wire YES YES NO NO Check speaker set Replace speaker set YES NO OK YES NO Power Suppl...

Page 32: ...Troubleshooting for TV VGA HDMI input No picture on the screen Check Signal Source Check connect Check cable Replace main board Make sure signal source is available Reconnect Replace cable NO YES YES...

Page 33: ...Troubleshooting for YPbPr input No picture on the screen Check Source work or not Check connect Check Wires Green Blue Red Replace main board Check Source Device Reconnect Replace wires NO YES YES NO...

Page 34: ...re on the screen Check Source work or not Check connect Check Cable Wires Replace main board Check Signal Source Reconnect Replace Cable Wires NO YES YES NO YES NO 6 Signals Block Diagram and power as...

Page 35: ...Main Chip DRAM USBx3 HDMIx2 VGA AV IN IR JTAG YPbPr1 RGB Eth UART CVBS SC SPEAKER OUT HPOUT SPEAKER AMP Block Diagram LOCAL_DIM_EN PWR_FAULT EMMC_RST ADIN0 LED_DX AMP_MUTE MEMC_ON OFF OPWM6 LED3 PHYAD...

Page 36: ...T5651 KEY STRAPPING MT5651 RST 3 3VS VPA 12V_IN 3D Sync Modulator 5VS T C S2 TUNER 1 25V VCCK 12V S2 DEMO DDR3 5V E2PROM LD117 ADJ Hisense Electric Co LTD Title MP1482 S2 DEMO 1 2V AO3401L 12V PWR BEA...

Page 37: ...18 HA5501 27VC N18 HA5501 27VC VOUT 1 VIN 2 GND 3 NC 4 CT NC 5 R116 100R R116 100R C281 0805 10u 10V X5R C281 0805 10u 10V X5R R255 10k R255 10k R241 1k R241 1k R232 121k R232 121k C240 0402 22n 25V X...

Page 38: ...V C354 1u 25V N6 IML7991ID N6 IML7991ID OUT1 1 OUT2 2 OUT3 3 OUT4 4 OUT5 5 OUT6 6 OUT7 7 AVDD 8 STATIC_HI 9 A0 10 AGND 11 BANK_SEL 12 DGND 13 SCL 14 SDA 15 nWR_23 16 DVDD 17 OUT8 18 OUT9 19 OUT10 20 O...

Page 39: ...N1D R38 0R NC R38 0R NC R26 100k R26 100k 3 3VS 3 3VS V3 V3 1 2 3 C46 1u 10V C46 1u 10V R1 1k NC R1 1k NC C38 100n 16V C38 100n 16V C36 10u 10V C36 10u 10V R517 499R R517 499R C225 100n 16V C225 100n...

Page 40: ...CC 8 C77 100n 16V NC C77 100n 16V NC R66 0R R66 0R R83 4 7k R83 4 7k R70 10k R70 10k C58 4 7u 10V C58 4 7u 10V R73 10k R73 10k R47 330R R47 330R R85 100R R85 100R R74 10k NC R74 10k NC Q1 RADIATOR 2 H...

Page 41: ...1 XP21 1 2 3 4 5 R410 4 7k NC R410 4 7k NC VD2 FC 3215BXK 465D NC VD2 FC 3215BXK 465D NC 1 2 C108 10n 50V C108 10n 50V C99 100n 16V C99 100n 16V L70 BLM18PG121SN1 L70 BLM18PG121SN1 C380 10p 50V C380 1...

Page 42: ...2 MMBT3906LT1 NC 3 1 2 R415 2 2k R415 2 2k R431 4 7k NC R431 4 7k NC C415 100n 16V NC C415 100n 16V NC L802 BLM15AG601SN1 L802 BLM15AG601SN1 R426 10R R426 10R XP20 TJC10 4AW XP20 TJC10 4AW 1 2 3 4 L80...

Page 43: ...H2 RDQ4 C2 RDQ5 J1 RDQ6 B1 RDQ7 J2 RDQ8 J4 RDQ9 F5 RDQ10 H4 RDQ11 E4 RDQ12 H5 RDQ13 G3 RDQ14 J3 RDQ15 G4 RDQ16 A14 RDQ17 B9 RDQ18 B14 RDQ19 A9 RDQ20 B15 RDQ21 C8 RDQ22 C14 RDQ23 C9 RDQ24 D10 RDQ25 F1...

Page 44: ...0R R188 30k R188 30k RV1 AVLC18S02015 RV1 AVLC18S02015 C173 100n 16V C173 100n 16V XS12 XS12 GND 2 GND 5 SIGNAL7 7 SIGNAL9 9 GND 8 SIGNAL4 4 SIGNAL6 6 SIGNAL1 1 SIGNAL3 3 C186 22n 25V C186 22n 25V C5...

Page 45: ...33R NC R655 33R NC C444 47p 50V C444 47p 50V C619 220p 50V NC C619 220p 50V NC R680 4 7k R680 4 7k R199 100R NC R199 100R NC R270 4 7k R270 4 7k MT5651_0928 N3C MT5651_0928 N3C AIN1_L_AADC AB19 AIN1_R...

Page 46: ...20R2 RV18 ASES12U020R2 RV18 ASES12U020R2 R214 47R R214 47R R222 47k R222 47k RV31 ASES12U020R2 RV31 ASES12U020R2 C207 100n 16V C207 100n 16V V15 MMBT3904LT1 V15 MMBT3904LT1 3 1 2 V12 MMBT3904LT1 V12 M...

Page 47: ...ent Number Rev Date Sheet of MT5651 LVDS POWER CONTROL 1 0 Hisense Electric Co LTD 17 12 A3 Thursday July 18 2013 C289 10p 50V C289 10p 50V TX_AO2NH TX_AO2NH C293 10p 50V C293 10p 50V R319 0R R319 0R...

Page 48: ...18 2013 Title Size Document Number Rev Date Sheet of 14 17 Hisense Electric Co LTD 1 0 SILICON TUNER MT5651 A2 Thursday July 18 2013 N41 AP2161SG NC N41 AP2161SG NC GND 1 IN1 2 IN2 3 EN 4 OC 5 OUT1 6...

Page 49: ...1N4148W 1 2 R280 4 7k NC R280 4 7k NC C249 33n 50V C249 33n 50V C266 10u 6 3VV C266 10u 6 3VV C230 10n 50V NC C230 10n 50V NC N21 TAS5707 N21 TAS5707 OUT_A 1 PVDD_A 2 PVDD_A_7 3 BST_A 4 GVDD_OUT_31 5...

Page 50: ...8 9 10 C803 474 AC250V C803 474 AC250V L909 L HX L909 L HX R813 10R R813 10R VD808 R208 VD808 R208 1 2 R923 2R2 R923 2R2 N807 TL431 N807 TL431 1 2 3 V932 2907 V932 2907 1 2 3 C848 1000P 2KV C848 1000...

Page 51: ...0V C809 68u 450V R820 10K R820 10K VD806 R208 VD806 R208 1 2 C866 47uF 50V C866 47uF 50V M810 M810 1 V947 2907 V947 2907 3 1 2 C871 47uF 50V C871 47uF 50V C936 224 450V C936 224 450V V939 2222 V939 22...

Page 52: ...22A 1 2 3 R935 20k T902 BK 10 05HY 1 10 2 3 9 8 7 6 4 5 VD902 1N4148W 1 2 C910 220p 50V V904 MMBT2222A 1 2 3 R920 1k R915 2k NC R940 10R R942 0R V905 2N7002K 3 1 2 R906 10k R941 10R NC R918 47k C901 2...

Page 53: ...9 10R R830 1k R845 4 7k C827 100n 50V R958 0R R971 0R C805 470p 1KV W837 W848 S4 D4 0 R847 2k C843 100n 50V C832 1000u 25V C808 47u 50V R837 100k 2W C842 100n 50V M812 1 R821 1M 1 C815 1n 50V R846 4 7...

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