Haier TV-8888-34 User manual

HAIER

COLOR TELEVISION

SERVICE MANUAL

PART # TV-8888-34

HAIER AMERICA TRADING, LLC

www.haieramerica.com

Service Manual Haier

1/57

Service Manual

For P42S6A-C1 / P42S6A-C2

●

●●

●

Features

●

●●

●

Built in tuner

●

●●

●

Digital interface(DVI 1.0)

●

●●

●

Auto Pixel shift for reduce image sticking

●

●●

●

Graphic and video double window

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●●

●

8W-2CH speaker out ,subwoofer out

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●●

●

PC/DVI input resolution up to 1280*1024

●

●●

●

HDTV signal interface

●

●●

●

Power management function

Haier group

Edition:2003.11.11

Service Manual Haier

2/57

Content

Contents………………………………………………………………………….2

2.Features……………………………………………………………………….3

3.Safety measures and Attention………………………………………….4

4.Block Diagram ………………………………………………………………..5

5.IC description ……………………………………………………………….…7

6.IC layout &power map………………………………………………………10

6.1 IC layout & power map(digital board) …………………………..10

6.2 IC layout & power map(analog board) ………………………….11

7.Panel interface …………………………………………………………….12

7.1 Output signal timing_60HZ…………………………………………12

7.2 Output signal timing_50HZ…………………………………..12

7.3 Output signal timing diagram………………………………..13

7.4 LVDS bit mapping……………………………………………..14

7.5 Panel connect pin configuration……………………………..14

8.Power interface……………………………………………….……..15

9.Inspections on major Ics……………………………………………16

10.Bom list……………………………………………………………..22

11.repair record………………………………………………………..53

11.1Record sheet:for reference……………………………….…53

Service Manual Haier

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2.Features

●

●●

●Built in tuner

●

●●

●Digital interface(DVI 1.0)

●

●●

●Auto Pixel shift for reduce image sticking

●

●●

●Graphic and video double window

●

●●

●8W-2CH speaker out ,subwoofer out

●

●●

●PC/DVI input resolution up to 1280*1024

●

●●

●HDTV signal interface

●

●●

●Power management function

●Motion adaptive 3D Y/C Separation for composite NTSC video

signal

●

●●

●4H adaptive comb filter for PAL composite video signal

●

●●

●Multi-stand color decoder PAL/NTSC/SECAM

●

●●

●Multi-stand video sync processing

●

●●

●Multi-stand sound process with Turbo sound

●

●●

●Video window on graphic background

●

●●

●Graphic window on video background

●

●●

●Independent scale factors in vertical and horizontal

●

●●

●Graphic signal full sync processing

●

●●

●Motion-weighted interpolation for video source

●

●●

●Bad-edit detection/correction

Service Manual Haier

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3. Safety measures and Attention

Service Manual Haier

5/57

4. BLOCK DIAGRAM

01_CPU_RXD0

ADG774

BA7657

(option)

AD9887

0x98

VPC3230

SUB

0x8E

(option)

FLI2200

0xC0

PC_R

PC_G

PC_B

DTV_Y

DTV_Pb

DTV_Pr

BA7657

(option)

DVD_Y

DVD_Pb

DVD_Pr

DTV_Y

DTV_Pb

DTV_Pr

R/Y_IN

G/Pb_IN

B/Pr_IN

R/G(SOG)_IN

VPC3230

MAIN

0x88

AIR

DVD_Pr

DVD_Pb

DVD_Y

74LCX74

VPC_Y[0:7]

VPC_C[0:7]

VPC_VS

VPC_HS

VPC_LLC1

VPC_FLD

DFF_FLD

V_IN[0:7]

V_VS

V_HS

V_ACTIVE

VCLK

D_IN[0:7]

D_IN[8:15]

D_IN[16:23]

DIN_CLK

D_ACTIVE

D_HSYNC

D_VSYNC

V_VALID

SUB_VS

SUB_HS

SUB_LLC2

SUB_FLD

SUB_Y[0:7]

SUB_C[0:7]

RM-1A

G_Port

V_Port

HDTV_SEL

COMP1_DVD_SEL

V_OE_N

V_SUB_EN_N

V_MAIN_EN_N

TEA6425

0x96

UPD

64083

0xB8

Video_CVBS

S-Video_C

S-Video_Y

3D_Y

3D_C CVBS

CVBS

DVI_RX0 -

DVI_RX0 +

DVI_RX1 -

DVI_RX1 +

DVI_RX2 -

DVI_RX2 +

24C21

74HC

4052

PC_H

PC_V

DVI_V

DVI_H

24C21

74ACT244

74ACT24474ACT244 74ACT244

PC_SCL

PC_SDA

DVI_SCL

DVI_SDA

Tuner_SIF

Video_L/R

DVD_L/R

DTV_L/R

S-Video_L/R

PC/DVI_L/R 74HC

4052

PC_AUDIO_SEL_N CPU_VSYNC

CPU_HSYNC

MSPG

3450G

0x80

TL062

CDT TA2024

CPU

FI_WE

31P_HF

TxOUT0 -

TxOUT0 +

TxOUT1 -

TxOUT1 +

TxOUT2 -

TxOUT2 +

TxOUT3 -

TxOUT3 +

TxCLKOUT-

TxCLKOUT+

PD_LVDS_N

02_CPU_TXD0

03_HDTV_SEL

04_CPU_BHE_N

05_CPU_WR_N

06_CPU_RD_N

07_ALE

08_ARDY(3.3V)

09_S2

10_S1

11_S0

VPC_S_RST_N_51

RM1_IRQ_53

13_X1

POWER_N_54

14_X2

16_RM1_CLK_IN

17_25MHz_AD9887

IR_INT1_55

CPU_UCS_N_57

19~40_A[19:0]

IR_INT0_56

42_WHB

43_WLB

44_HLDA

45_HOLD(GND)

CPU_LCS_N_58

46_HW_MONITOR

47_NMI(GND)

48_WRITE_PROTECT

49_RM1_RST_N

50_RM1_CS_N

PCF

8574T

P0_COMP1_DVD_SEL

DS90C

385

OP_A[0:23]

OP_HSYNC

OP_VSYNC

OP_ENABLE

CLK_OUT

10P

Analog

PWR

A6V

GND

A12V

GND

12Vam

GND

A33V

GND

11P

Digital

PWR

A5V

GND

D3.3V

GND

POWER_N

GND_STB

STB_5V

THER_DET

FLI_RST_N

Tuner

0xC2 Tuner_CVBS

3D_C

3D_Y

VPC_S_RST_N

VPC_M_RST_N

P1_MUTE

MAX

232A

TX1

RX1

RX2

TX2

CPU_TXD0

CPU_RXD0

CPU_RXD1

74HC244

VIDEO_DET

SVHS_DET

DVD_DET

DTV_DET

PC_DET

DVI_DET

THER_DET

74HC244

SOURCE

VOL -

VOL +

CH -

CH +

POWER

CPU_D[0:7]

74HC02

24C16

74HC02

CPU_RD_N

KEY_EN_N

PIN_DET_N

PCF

8573T

PHONE_TX

PHONE_RX

V_SUB_EN_N_59

V_MAIN_EN_N_60

PIN_DET_N_62

PD_LVDS_N_65

KEY_EN_N_65

SCL_TMR_

SDA_TMR_69

CPU_RST_N_71

V_OE_N_72

SCL_STB_73

PC_AUDIO_SEL_N_74

SDA_STB_75

SCL1_76

SDA1_77

CPU_D[0:15]_78~95

G_LED_N_96

R_LED_N_97

CPU_TXD1_98

CPU_RXD1_99

FLI_RST_N_100

SCL_TMR

SDA_TMR

SDA_STB

SCL_STB

SCL1

SDA1

ENTER

PCF

8591T SCL1

SDA1

AFT

D3.3V

Service Manual Haier

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5. IC DESCRIPTION

Name Package Description Manufacture

KIA78D05F DPAK Regulator KEC

KIA78D09F DPAK Regulator KEC

LP3961EMP-2.5 SOT 223-5 Regulator NATIONAL

LM1086ISX_3.3V TO-263 Regulator NATIONAL

LP3961EMP-1.8 SOT 223-5 Regulator NATIONAL

MICOM

1) Multiplexed address and data bus which is

compatible with 80c186 microprocessor

2) Supports nonmultiplexed address bus[A19 : A0]

3) 1M byte memory address space

4) 64K byte I/O Spaec

M29W160DB TSOP FLASH MEMORY ST

M24C16 SOP 8 EEPROM ST

74VHC08 SOP 8 2 input AND Gate FAIRCHILD

RGB Graphics Processing

Scan Converters

Aanlog Interface

1) 140 MSPS Maximum Conversion Rate

2) 330 MHz Analog Bandwidth

3) Full sync processing

4) Midscale Clamping

5) 4:2:2 Output Format Mode

Digital Interface

1) 112MHz Operation(2pixels/clock mode)

2) High skew tolerance of 1 full input clock

3) Sync Detect for "hot plugging"

MQFPAD9887KST

R8820LV PQFP 80 RDC

ANALOG DEVICES

Service Manual Haier

8/57

Name Package Description Manufacture

LVDS Transmitter NATIONAL

+3.3V Programmable LVDS Transmitter 24-BIT Flat Panel

Display Link-85 MHz , +3.3V Programmable LVDS Transmitter

18-Bit Flat Display Link-85 Mhz

MAX821 SOT143 Power-on Reset MAXIM

74AHC244 SOP Octal Buffer and Line Driver PHILIPS

74VHC02 SOP Quad 2-Line NOR Gate FAIRCHILD

74LCX74 TSSOP D-Type Flip-Flop ST

Comb Filter Video Processor

MICRONAS

1) High-performance adaptive 4H comb filter Y/C separator

With adjustable vertical peaking

2) Multi-standard color decoder PAL/NT/SECAM

3) Line-locked clock, data and sync, or 656-output interface

4) peaking,contrast, brightness,color saturation and

tint for RGB/YCrCb and CVBS/S-VHS

5) PIP processing for picture sizes whit 8 bit resolution

6) 15 predefined PIP display configuration and expert mode

Digital component video deinterl FAROUDJA

1) Motion-adaptive video deinterlacing selects optimal

filtering on a per-pixel basis

2) Supports 525/60(NTSC), 625/50(PAL/SECAM)

3) Accepts up to 1100 pixels/line

4) 8/10-bit , 16/20-bit YUV,24/30-bit RGB or YCbCr/YPbPr

Progressive output option

5) High-order filtering produces smooth chroma output in

4:2:2 to 4:4:4 or 4:4:4 to 4:2:2 conversion

FLI2200 TQFP

VPC3230D QFP

DS90C385 TSSOP

Service Manual Haier

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Name Package Description Manufacture

MAX232ACSE SOP RS232 Transceivers MAXIM

TCPS9091PD27A tuner Tuner SEC

24C21 SOIC EEPROM ST

74HC4052 SOP 4-Channel Analog DE/Multiplexer PHILIPS

BA7657F SOP Switch ic ROHM

74ACT244 TSSOP Octal Buffer and Line Driver FAIRCHILD

PCF8563T SOP CMOS Real-time Clock PHILIPS

K4S643232f TSOP DRAM Samsung Elec.

K6T4016V3C TSOP SRAM Samsung Elec.

TEA6425D SO20L Video Cellular Matrix ST

KIA78D09F DPAK Regulator KEC

RM1A-A BGA-352 scaler OPLUS

PCF8574T SOT162 Remote 8-bit I/O Expander PHILIPS

TA2024 PSOP30 Digital Audio Amplifier Driver TRIPATH

TL062CDT SO8 J-FET Dual Operational Amplifiers ST

MSP3450G PQFP80 Multistandard sound processor family MICRONAS

Three-dimensional Y/C separation lsi with on-chip memory NEC

1) upd64083 realizes a high precision Y/C separation

2) noise reduction by three-dimension signal processing for NTSC signal

3) on-chip 4-Mbit memory for flame delay,2ch of high precision intermal

10-bit A/D converter, and adapting 10-bit signal processing and high

picture quality

4) upd64083 is completely single-chip system of 3D Y/C separation

5) This LSI includes the wide

UPD64083GF QFP100

Service Manual Haier

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6. IC layout &power map

6.1 IC layout & power map(digital board)

VPC

3230

FLI2200

RAMBRANT-1A

AD9887KS

-140

R8820LV

74AHC

244

Z86129

VPC

3230

Audio_Video_LR

74AHC

244

74ACT

244

74ACT

244

74ACT

244

74ACT

244

74ACT

244

74ACT

244

74ACT

244

74ACT

244

K4S

643232F

K4S

643232F

K4S

643232F

74VHC

K6T4016V3C

M29W160DB

24C16

PCF

8563T

MAX

2323E

DS90C385

K4S643232F

74HC

4052

74HC

4052

74LCX7

4FC

216

4FC

216

24C16

ADG774

78D

05F

1086

IS-3.3

2937

3,3

2937

3,3

2937

3,3

74VHC

9361

2.5

9361

1.8

1086

IS-3.3

31P CON.

11P CON.

MAX

821

A6V

A5V

D3.3V

STB5V

D3.3V

STB5V

STB3.3V

STB5V

D2.5V

D1.8V

D3.3V

D2.5V

D3.3V

STB5V

D3.3V

A5V

A3.3V

Video

Audio_SVideo_LR

Audio_PC/DVI_LR

DVI

RS232I

RS232 OUT

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