Haier HLH26BB User manual

SERVICE MANUAL

FOR LCD TV

HLH26BB/HLH32BB/HLH37BB

TV-8888-47

CONTENTS

1 CONTENTS ----------------------------------------------------------------------------2

2 Product Code Illumination and Series Introduction----------------------3

3 Main Unit Description---------------------------------------------------------------4

4 Features---------------------------------------------------------------------------------6

5 Connection Sketch Interpretation----------------------------------------------9

6 Introduction to Circuit Boards--------------------------------------------------11

7 BUS Control Adjustment ----------------------------------------------------34

8 Exploded View ----------------------------------------------------------------38

9 List of Parts --------------------------------------------------------------------------39

2. Product Code illumination and Series Introduction

L26 V6 --A8

LCD

Model series of cabinet Number

Screen size: 26inch

The code of the en

ine core

4. Features

Model Model

No. Functions 26”32”37” No. Functions 26”32”37”

1 TFT LG-PHILIPS 28 TV in No

2 Screen size(mm×mm) 26/32/37 inch 29 D-SUB jack Yes

3 Aspect ratio 16:9 30 DVI socket Yes

4 Resolution 1366×768 31 SCART jack No

5 Brightness 500cd/m2 32 Ear-Phone Out Yes

6 Contrast(Darkroom) 500:1 33 Teletext No

7 Response time(ms) 16 34 Semitransparent menu Yes

8 Color system PAL/SECAM 35 ZOOM No

9 Audio system DK/BG/I/L/M/L’ 36 16:9 mode YES

10 NO.of preset channels 200 37 Child Lock Yes

11 Angel of view 176 38 Quick View Yes

12 Color display 16777216 39 On/Off Time Yes

13 OSD languages 13 40 PIP No

14 Balance Yes 41 NO. of built-in speakers 4

15 Equlizer Yes 42 NO. of outer speakers No

16 Surrounding sound Yes 43 Audio output power(Built-in)(W) 5W×2

17 Digital Bass Yes 44 Audio output power(outer)(W) No

18 Sound mode Yes 45 Total power input（W）150/150/220

19 NICAM Yes 46 Voltage range（V）AC120V

20 Mute Yes 47 Power frequency（Hz）60Hz

21 pc automatic adjust Yes 48 Time of sleep timer(MINS) 240Min

TS No 49 Net weight(KG)

23 3A WINDOWS No 50 Gross weight(KG)

24 Nation Select Yes 51 Net dimension(MM)

25 Y CbCr Yes 52 Packaged dimension(CM)

26 Y PBPRYes 53 Approval UL

27 S-video jack Yes 54 Suitable market Europe

5. Connection sketch interpretation

BLOCK DIAGRAM

6 Circuit diagram

D D

C C

B B

A A

L L L

For Europe,used for front audio and Scart2 audio input switch

(VCC +5V)

INPUT

Delay time = {1/(fs)}*(sampling number + 1) [sec]

H:SELECT MSP3450G ANALOG AUDIO DATA OUT DELAY,MSP3450G

TRANSMITTED I2S_WS AND I2S_SCK.

L H

OE A

H X

1/2

(COUNT[1:0]=10)

DIGITAL AUDIO

3/4

(COUNT[1:0]=01)

MCLKOUT

1/4

(COUNT[1:0]=00)

OUTPUT

4/4

(COUNT[1:0]=11)

SPDIF

TO MAINBOARD

L:SELECT HDMI DIGITAL AUDIO TO MSP3450G AUDIO DATA OUT

DELAY,MSP3450G RECEIVED I2S_WS AND I2S_SCK.

AMUTE

30TR04C_TV_AUDIO_KEY 1.0

TV&TUNER_PHILIP

Qingdao Haier Electronics Co.,Ltd.

330Tuesday, July 12, 2005

Title

Size Document Number Rev

Date: Sheet of

I2S_DATA_IN-

DACA_L

DG_AUDIO_SEL

RESET_MSP

S/V1_RIN

I2S_SCK-

RinP

SC2_LOUT

DACA_R

I2S_DATA_IN2

MONO_SR

MB_RIN

I2S_WS I2S_WS-

I2S_WS-

SIF2

COUNT0

I2S_DATA_IN2-

LinP

COUNT1

Stereo_SR

I2S_DATA_IN2-

MB_RIN

I2S_DATA_IN-

RCA/SC2_LIN

S/V1_LIN

DG_AUDIO_SEL

RCA_LIN

I2S_DATA_IN

I2S_SCK-

I2S_WS-

PHONE_SW

I2S_SCK

DACA_L

DACA_R

DACA_ROUT

COUNT0

I2S_SCK

MB_LIN

RCA_RIN

MB_LIN

COUNT1

I2S_DATA_IN2

USB_RIN

I2S_DATA_OUT

MC_SCLK

I2S_WS

DACA_LOUT

CVBS_OUT

MC_DATA

SC2_ROUT

DACM_SUB

SC1_LOUT

I2S_DATA_OUT

S-VHS/V1#_SW

RCA/SC2_RIN

PHONE_SW

USB_LIN

I2S_SCK-

SC1_ROUT

PHONE_SW

SD_TUNER

CVBS2_G

A_SW1

TV_A_OUT

PHONE_SW

Y/V1_M

SIF

A_SW2

SIF2

Y/C_C_M

GPIO_CF

SC_TUNER

AFT

TV_IN

C_G

SAW_SW

SC_TUNER

SD_TUNER

Mute

RESET_MSP

AGC_MUTE

SIF2

GPIO_CF

RESET_MSP

CVB3_G

VIDEO2

S/V1_LIN

S/V1_RIN

SC1_LOUT

SC1_ROUT

RCA_RIN

RCA_LIN

S-VHS/V1#_SW

SC2_ROUT

SC2_LOUT

+5VSAFE

+8V

+5VSAFE

TGND

+5VSAFE

+2.5V

+3V3S

+8V

+3V3S

12V

+5VSAFE +8V

+5VSAFE

+2.5V

+5VSAFE

RA39

0R_DNS

CA40

470pF

CA33

470nF

RA43

0R_DNS

CA42

10nF

CA56

470pF

RA46 22R

CA34

10nF

CA48

470pF

CA23

1nF_DNS

CA57

1500pF

RA96

2K2

CA29

100nF

CA59

10nF

FBA3 150_Ohm_2000mA

RA49 22R

CA32

100uF/16V

RA45 4K7

CA28

10uF/16V

CA135

100nF

CA148

10uF/16V

CA136

10uF/16V

LA10 10uH

YA1

18.432MHz

UA2

SN74LV125/74LVX125_DNS

OE1

1A 1B

OE2

2A 2B

GND

OE3

OE4

VCC

RA24

3K3_DNS

CA172

1nF

CA17

1uF_0805

CA37 47pF

CA151

470pF

CA30

100nF

CA138

1uF RA88

10K

CNA10

4x2 2.0mm_DNS

RA47

220

RA35

0R_DNS

RA2910K

CA31

3.3uF/50V

CA14

1uF_0805

CA169

22uF/16V

RA22 10K

CNA9

PHONEJACK STEREO

RA17

2K2_DNS

CA139

1uF

RA27 10K

CA152

470pF

RA3010K

CA7

10nF->470pF

CNA13

8X1 2mm

CA8

10nF->470pF

RA98

120K

CA113

470uF/16V

CA5

1uF_0805

CA55

220pF

RA5

100K

CA5

470nF

UA8

LM4558

4 5

INA

N_INA

V- N_INB

INB

V+

QA1

MMBT3906_DNS

CA58

10uF/16V

CA6

470nF

LA11

10uH

CA12

10nF_DNS

CA19

10uF/16V_DNS

LA9

10uH

CA13

10nF_DNS

CA3

10nF

CA60

22uF/16V

RA100

CA9

470nF CNA11

CON2 2X1_2.5MM_DNS

RA105

4K7

CA52

22uF/16V

LA29 3.3uH_0805

CNA3

3X1 2mm_DNS

CA50

1nF

CA10

470nF

CA24

470pF_DNS

CA141

22uF/16V CA21

10nF->470pF

RA3 1K

RA106

4K7

CA49

1nF

FBA1

150_Ohm_2000mA_DNS

FBA4

150_Ohm_2000mA_DNS

CA116

1nF

CA20

10nF->470pF

RA23

3K3_DNS

CA14

470nF

RA52

220

CNA13

8X2 2mm

CA183

330pF

RA38 1M_DNS

FBA3

150_Ohm_2000mA_DNS

CA17

470nF

DA4

BAV70

RA101

RA90

10K

UA1

NJU26901

4 5

SDI

LRI

BCKI

VSS COUNT0

COUNT1

SDO

VDD

CA45

3.3pF

RA99

CA134

220uF/16V

RA89

10K

CA133

100nF

RA4 1K

CA44

3.3pF QA3

MMBT3906

RA7 1K->470

CNA2

13x2 2mm

RA8 1K->470

CA117

1nF

RA15

100K

RA140

220

RA87

100K

RA16

100K

CNA5

3X1 2.5mm

CA137

220uF/16V

CA2

470nF

RA31 100R

RA11 1K->470

RA177 75R

CA46

1nF

RA139

220

RA86

100K

QA2MMBT3906

RA13 1K->470

CA47

1nF

RA25

100K->470

RA93

15K

RA12

1K_DNS

UA11

MSP34XX

SCL

SDA

I2S_CL

I2S_WS

I2S_DA_OUT

I2S_DA_IN1

ADR_DA

ADR_WS

ADR_CL

DVSUP

DVSS

I2S_DA_IN2

RESETQ

DACA_R

DACA_L

VREF2

DACM_R

DACM_L

DACA_SUB

SC2_OUT_R

SC2_OUT_L

VREF1

SC1_OUT_R

SC1_OUT_L

CAPL_A

AHVSUP

CAPL_M

AHVSS

AGNDC

SC4_IN_L

SC4_IN_R

ASG4

SC3_IN_L

SC3_IN_R

ASG2

SC2_IN_L

SC2_IN_R

ASG1

SC1_IN_L

SC1_IN_R

VREFTOP

MONO_IN

AVSS

AVSUP

ANA_IN1+

ANA_IN-

ANA_IN2+

TESTEN

XTAL_IN

XTAL_OUT

AUD_CL_OUT

D_CTR_I/O_1

D_CTR_I/O_0

ADR_SEL

STANDBYQ

RA14

100K_DNS

CA171

1nF

RA26

100K->470

CA6

1uF_0805

CA43

100nF_DNS

RA18

1K->470

CA11

1nF_DNS

RA6

100K

CA22

470nF

CA170

22uF/16V

RA20

1K->470

RA91 10K

CA147

5pF

CA16

0.1uF

CA15

10uF/16V

RA92

15K

CA146

5pF

CA26

470pF

RA97

CA27

10nF

RA21 1K

RA42 4K7

CA25

100uF/16V

RA28

10K

RA19 10K

CA35

10uF/16V

CA9

1uF_0805

CA38 10uF/16V

RA32

4K7

RA2 75R

CA10

1uF_0805

CA1

470nF

TPA1

TP_T_C30

CA39

47pF

RA36

3K3

RA34

3K3

CA18

10nF_DNS

CA4

10nF

RA40

3K3

RA51

100R

CNA4

6X1 2mm

RA41

3K3

CNA3

5X1 2mm

RA33

2K2

RA37

2K2

CA41 47pF

CA36

10nF LinP

RinP

Stereo_SR

MONO_SR

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