Haier TV-8888-34 User manual

1
HAIER
COLOR TELEVISION
SERVICE MANUAL
PART # TV-8888-34
HAIER AMERICA TRADING, LLC
www.haieramerica.com

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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
●
●●
● 8W-2CH speaker out ,subwoofer out
●
●●
● PC/DVI input resolution up to 1280*1024
●
●●
● HDTV signal interface
●
●●
● Power management function
Haier group
Edition:2003.11.11

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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

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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

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3. Safety measures and Attention

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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
Y
C
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
74ACT244
74ACT244
74ACT244
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
P2
P3
DS90C
385
OP_A[0:23]
OP_HSYNC
OP_VSYNC
OP_ENABLE
CLK_OUT
10P
Analog
PWR
A6V
GND
A12V
GND
12Vam
12Vam
GND
GND
A33V
GND
11P
Digital
PWR
A5V
GND
D3.3V
GND
GND
NC
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
P4
P5
P1_MUTE
MAX
232A
TX1
RX1
RX2
TX2
CPU_TXD0
CPU_RXD0
CPU_RXD1
CPU_RXD1
74HC244
VIDEO_DET
SVHS_DET
DVD_DET
DTV_DET
PC_DET
DVI_DET
THER_DET
74HC244
SOURCE
MENU
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_
68
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
P6
P7
SCL_TMR
SDA_TMR
SDA_STB
SCL_STB
SCL1
SDA1
ENTER
PCF
8591T SCL1
SDA1
AFT
D3.3V

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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

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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

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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

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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
02
74VHC
02
K6T4016V3C
M29W160DB
24C16
PCF
8563T
MAX
2323E
DS90C385
K4S643232F
74HC
4052
74HC
4052
74LCX7
4
4FC
216
4FC
216
24C16
ADG774
78D
05F
LM
1086
IS-3.3
LM
2937
3,3
LM
2937
3,3
LM
2937
3,3
74VHC
08
LP
9361
2.5
LP
9361
1.8
LM
1086
IS-3.3
31P CON.
11P CON.
12
P
C
O
N.
12
P
C
O
N.
12
P
C
O
N.
12
P
C
O
N.
14
P
C
O
N.
MAX
821
A6V
A5V
D3.3V
STB5V
STB5V
D3.3V
D3.3V
D3.3V
D3.3V
D3.3V
STB5V
STB5V
STB5V
STB5V
STB3.3V
STB3.3V
STB3.3V
STB3.3V
STB5V
D2.5V
D2.5V
D1.8V
D3.3V
D2.5V
D3.3V
STB5V
D3.3V
A5V
A5V
A5V
A5V
A5V
A5V
A3.3V
A3.3V
S
-
Video
Audio_SVideo_LR
PC
Audio_PC/DVI_LR
DVI
RS232I
N
RS232 OUT