Vizio VP50HDTV10A Скачать руководство пользователя

Страница: 80 / 102

CONFIDENTIAL – DO NOT COPY

Page 9-

File No. SG-0219

PDP

DISPLAY

NOTHING

1. Main board & ATSC board block diagram

U23 M61323FP

VEDIO SW

CH4_R/L

VGA_AUDIO_L/R

I2CCM

U42 Sil 9011

HDMI RS

Y1/C1

ATXD_HUD

COMP2_Audio_R/L

JTAG_BS_TCK/TDO/TMS/TDI/TRST

U35 Sil 9011

HDMI RS

CVBS1

MSTR2_SCL/MSTR2_SDA

51_RXD/51_TXD

Analog

input

XU1 A29LV320D

MEMERY_CTZ

B1_CTZ/C1_CTZ

IPCLK1/BHS/BVS/BDE

U37 CS3443

HDMI2 LR DAC

ATXD

COMP1_Audio_R/L

JTAG_BS_TCK/TDO/TMS/TDI/TRST

HDMI1 AUDIO

CVBS2

AudioAV1_R/L

TDA8946AD

AUDIO_AMP

B1_HUD/C1_HUD

IPCLK0/AHS/AVS/AHREF_DE

U32 P4450G
AUDIO
PROCESS

ARXD

A2/B2/C2_CTZ

CN17

AudioAV1_R/L

TUNER SIF

SV3_CTZ/A1_CTZ

Lineout_R/L

U36 CS3443

HDMI1 LR DAC

IPCLK0/AHS/AVS/AHREF_DE

U26 MAX232A

U21 24LC02

EEPROM VGA

J10

BDATA[0:23]

FQD1236/F H-5

U12 SST25VF040

FLASH 512K HUD

SV3_HUD/A1_HUD

HLIN/HRIN

U37 24LC02

EEPROM HDMI1

FL8125_HUD

U45 74HCT14

Inverting Schmitt Trgger

BDATA[0:23]

COMP1_Audio_R/L

A2/B2/C2_HUD

SV2_CTZ

Frame Store

DDR Interface

W14

ATSC Audio L/R

SCL-33V / SDA-33V

U28 MAX4550

AUDIO SW

4/2 I/O

MSTR0_SCL/MSTR0_SDA

2 Wire

Controller

A2/B2/C2

U46 IDTQS3253

HDMI1 AUDIO SW

U40 24LC02

EEPROM HDMI2

KEY PAD

CN5

SV2_HUD

Digital B

Input

DTV

U11 24LC32

EEPROM HUD

ADATA[0:23]

W11

NTSC CVBS(SV1_HUT)

2 Wire

Controller

A3/B3/C3_HUD

FL8532_CTZ

U42 IDTQS3253

HDMI1 AUDIO SW

U20 4052

I/O SW

SV4_CTZ

BDATA[0:23]

Digital A

Input

Speaker L

51_RXD/51_TXD

ARXD_HUD

U27 MAX4550

AUDIO SW

4/2 I/O

NTSC CVBS(SV1_CTZ)

OCM External

SRAM

A3/B3/C3_HUD

2 Wire

Controller

SV4_HUD

ADATA[0:23]

JTAG Boundary

Scan

TUNER

U25 F75373S

ATXD

U33 PT2308

AUDIO DRIVER

AUDIO L/R

OUT

NTSC CVBS

IPCLK1/BHS/BVS/BDE

Y Pr Pb

A3/B3/C3_CTZ

Speaker R

Frame Store

DDR Interface

U38

SST89C58

JTAG Boundary

Scan

CN16

NC7SB3157

U18 BUS SW

ATXD_HUD

U34 PT2308

AUDIO DRIVER

Headphone

W12

ATSC Y

Pr Pb

A3/B3/C3_CTZ

CN13

U40 24LC128

EEPROM(8051)

Analog

input

GPIO

U24 M61323FP

VEDIO SW

HY5DU56822CT-D4

U16 DDR RAM HUD

ARXD

CH1_R/L

UART

MSTR2_SCL/MSTR2_SDA

W13

COMP2_Audio_R/L

Y Pr Pb

A4/B4/C4_HUD

CN12

U10

MT5351

GPIO

HDMI2_AUDIO_L/R

HY5DU56822CT-D4

U17 DDR RAM CTZ

CH2_R/L

Serial ROM

Interface

MSTR1_SCL/MSTR1_SDA

W10

VGA_AUDIO_L/R

VS / HS

A4/B4/C4_CTZ

AudioAV2_R/L

IPCLK1/BHS/BVS/BDE

HDMI1_AUDIO_L/R

LVDS
Display
Interface

MSTR1_SCL/MSTR1_SDA

ATSC Audio L/R

Display

MT5112

W13

R G B

VGA_SCL / VGA_SDA

A4/B4/C4

AIR_RAW_HS_CS/AIR_RAW_VS

U22 M61323FP

VEDIO SW

ANLOG DDC

TUNER SIF

AudioAV1_R/L

UC_SCL/UC_SDA

LVDS
Display
Interface

ATSC Y Pr Pb

CH3_R/L

AIR_RAW_HS_CS/AIR_RAW_VS

2 Wire

Controller

VGA_SCL / VGA_SDA

Y2/C2

UART

ARXD_HUD

HDMI2 AUDIO

Содержание VP50HDTV10A

Страница 1: ...Service Manual V Inc 320A Kalmus Drive Costa Mesa CA 92626 TEL 714 668 0588 FAX 714 668 9099 Top Confidential Model VIZIO VP50HDTV10A...

Страница 2: ...1 4 Factory Preset Timings 4 1 5 Pin Assignment 5 1 6 Main Board I O Connections 6 1 7 Theory of Circuit Operation 7 1 8 Waveforms 8 1 9 Trouble Shooting 9 1 10 Block Diagram 10 1 11 Spare parts list...

Страница 3: ...radio communications However there is no guarantee that the interference will not occur in a particular installation If this equipment does cause unacceptable interference to radio or television recep...

Страница 4: ...definition digital interface HDMI y HDCP supportive y Multiple screen display picture on picture picture in picture y Selectable picture mode y 3 language On Screen Display y 2 S video and Composite v...

Страница 5: ...V Brightness panel spec 1500 cd m2 Typical w glass filter Min 280 cd m2 Contrast ratio panel spec 15000 1 Typical dark room Color Coordinates typical White Panel spec x 0 310 0 02 y 0 310 0 02 White...

Страница 6: ...PY Page 2 2 File No SG 0219 Composite Video signal H 15 734KHz V 60Hz NTSC Component signal YPbPr YCbCr H 15 734KHz V 60Hz NTSC 480i H 31KHz V 60Hz NTSC 480p H 45KHz V 60Hz NTSC 720p H 33KHz V 60Hz NT...

Страница 7: ...ack x 2 AV1 RCA Jack CVBS x 3 S video 4 pin mini DIN x 1 HDMI2 19 pin HDMI x 1 Audio RCA Jack x 2 AV2 RCA Jack CVBS x 3 S video 4 pin mini DIN x 1 RGB PC D sub 15 pin x 1 Mini Jack x 1 Audio input DIG...

Страница 8: ...0 40 b Relative humidity 20 80 RH c Altitude 0 6 560 ft Non operating a Temperature 20 60 b Relative humidity 10 90 RH c Altitude 0 9 840 ft 8 DIMENSIONS a Height 871 mm b Width 1241mm c Depth 310 mm...

Страница 9: ...OSD Adjustment Main OSD Tree Mode Image Settings VIDEO Picture Mode Custom vivid Movie Game Sport VIDEO Brightness 0 100 VIDEO Contrast O 100 VIDEO Saturation 0 100 VIDEO Hue 50 50 VIDEO Sharpness 0...

Страница 10: ...00 PC Auto Adjustment PC lmage Position PC Phase PC CIocks Line PC Color Temp PC Warm 5400K PC Standard 6500K PC Cool 9300K PC User PC Red 0 100 PC Green 0 100 PC Blue 0 100 Display Settings VIDEO Asp...

Страница 11: ...P Input Audio Settings Bass 0 20 Treble 0 20 Balance 10 10 SRS TS XT On Off Auto Volume On Off Speakers On Off Audio Out Fixed Volume Variable Volume Parental Controls VIDEO Password VIDEO Settings VI...

Страница 12: ...Blocked VIDEO TV PG Unblocked Blocked VIDEO TV 14 Unblocked Blocked VIDEO TV MA Unblocked Blocked VIDEO Unblocked VIDEO Movie Rating VIDEO Movie G Unblocked Blocked VIDEO Movie PG Unblocked Blocked VI...

Страница 13: ...ocked VIDEO Movie X Unblocked Blocked VIDEO Unblocked VIDEO Block Unrated No Yes VIDEO Change Password VIDEO Please enter new password VIDEO Please re enter new password VIDEO Clear All No Yes Setup C...

Страница 14: ...TIAL DO NOT COPY Page 3 6 File No SG 0219 Mode Language English French Spanish Factory Reset No Yes Image Cleaner Firmware Version TV TV Menu TV Auto Scan TV Set Channel Add Skip TV Cable Antenna DTV...

Страница 15: ...Menu A DTV Tuner Setup a Time Zone 1 Hawall 2 Eastern Time 3 Indiana 4 Central Time 5 Mountain Time 6 Arizona 7 Pacific Time 8 Alaska b Cable Air Auto c Scan d Manual Scan Scan mode Add on Mode Range...

Страница 16: ...nu 1 PCM 2 OFF 3 Dolby Digital B Closed Caption a Analog Closed Caption CC1 CC4 OFF b Digital Closed CAPTION Service1 Service6 OFF c Digital Closed Style 1 As Broadcaster 2 Custom 1 Font Size Large Sm...

Страница 17: ...e 3 9 File No SG 0219 DTV Menu Yellow Magenta 3 Font Opacity Solid Translucent Transparent 4 Background Color Black White Green Blue Red Cyan Yellow Magenta 5 Background Opacity Solid Translucent Tran...

Страница 18: ...enu White Green Blue Red Cyan Yellow Magenta 7 Window Opacity Solid Translucent Transparent Parental control C Password Channel Block HDMI and Component 720P 1080i inputs do not support Panoramic See...

Страница 19: ...9 Indicates which inputs are available for PIP and POP modes 2 For AV1 and AV2 S Video has priority If a signal is connected to AV1 S Video by itself or signals are connected to AV1 S Video and AV1 V...

Страница 20: ...xel Rate MHz Remark 1 640x480 60 31 5 59 94 N N 25 175 Windows 2 640x480 75 37 5 75 00 N N 31 500 Windows 3 800x600 60 37 9 60 317 P P 40 000 Windows 4 800x600 75 46 9 75 P P 49 500 Windows 5 800x600...

Страница 21: ...tional interface cable 2 3 3 1 video input 3 1 Video input Mode No Resolution 1 480i 2 480p 3 720p 4 1080i 3 2 PC input Mode No Resolution Refresh Rate Hz Horizontal Frequency KHz Vertical Frequency H...

Страница 22: ...ssignment 1 RF Connector 2 RGB Connector a Type Analog b Frequency H 30 80KHz V 60 85Hz c Signal level 0 7Vp p d Impedance 75 e Synchronization H V separate sync TTL H V composite sync Sync on Green T...

Страница 23: ...nput 10 Ground 3 Blue video input 11 No connection 4 Ground 12 SDA 5 Ground 13 Horizontal sync Composite sync 6 Red video ground 14 Vertical sync 7 Green video ground 15 SCL 8 Blue video ground 3 HDMI...

Страница 24: ...MDS Data0 8 TMDS Data0 Shield 9 TMDS Data0 10 TMDS Clock 11 TMDS Clock Shield 12 TMDS Clock 13 CEC 14 Reserved N C on device 15 SCL 16 SDA 17 EDID CEC Ground 18 5V Power 19 Hot Plug Detect 4 RCA type...

Страница 25: ...mini DIN 6 Y Cb Pb Cr Pr Component video signal a Frequency H 15 734KHz V 60Hz NTSC 480i H 31KHz V 60Hz NTSC 480p H 45KHz V 60Hz NTSC 720p H 33KHz V 60Hz NTSC 1080i b Signal level Y 1Vp p Pb 0 350Vp p...

Страница 26: ...9 SPDIF Digital Audio Out Optical a Peak emission wave length 630 690 m b Transmission Speed 13 2M pbs c Connector type Optical fiber transmitter 10 Earphone a Signal level 1Vrms max b Impedance 32 c...

Страница 27: ...d CN1 DC POWER INPUT PIN Description 1 PDP_ 5Vsc 2 PDP_ 5Vsc 3 PDP_ 5Vsc 4 GND 5 GND 6 GND 7 PDP_ 12V 8 PDP_ 12V 9 GND 10 GND 11 PDP_ 12V_FAN 12 PDP_FGND CN2 DC POWER INPUT PIN Description 1 PDP_Audio...

Страница 28: ...IN Description 1 LED2_KEYPAD 2 KEY_VCC 3 IR 4 ADC_IN2 5 NC 6 GND 7 3 3V_LBADC 8 ADC_IN1 9 LED1_KEYPAD_BUF 10 GND P1 GND P2 GND CN6 CONNECTION HDMI ATSC_UP PIN Description 1 5V 2 51_TXD 3 51_RXD 4 GND...

Страница 29: ...SG 0219 CN12 FAN CONNECTION PIN Description 1 NC 2 FANIN1 3 12V_FAN 4 FGND CN13 FAN CONNECTION PIN Description 1 FANIN1 2 12V_FAN 3 FGND J7 CONNECTION SPEAKER R PIN Description 1 RL 2 RL 3 NC J8 CONNE...

Страница 30: ...DS PIN Description PIN Description 1 GND 2 TXA3 3 TXA3 4 TXAC 5 TXAC 6 GND 7 TXA2 8 TXA2 9 TXA1 10 TXA1 11 TXA0 12 TXA0 13 GND 14 GND 15 5V_SW 16 5V_SW 17 5V_SW 18 GND 19 GND 20 NC 21 NC 22 NC 23 NC 2...

Страница 31: ...11 ATSC_DA 12 SV1_CTZ SV1_HUD 13 GND 14 GND 15 ATSC_Y 16 N C 17 GND 18 GND 19 ATSC_Pb 20 SIF_Tuner1 21 GND 22 GND 23 ATSC_Pr 24 SIF_Tuner2 25 N C 26 N C 27 12V_SW 28 ATSC_Audio_L 29 12V_SW 30 ATSC_Aud...

Страница 32: ...File No SG 0219 J9 CONNECTION PROGRAMUPDATA PIN Description Default 1 2 ARXD ON 2 3 ARXD_HUD OFF ON ADD JUMPER OFF NO JUMPER J10 CONNECTION PROGRAMUPDATA PIN Description Default 1 2 ATXD ON 2 3 ATXD_H...

Страница 33: ...7 A01LRCK 8 READY 9 GND 10 GND 11 A01SDATA0 12 NTSC CVB1 13 GND 14 GND 15 MAIN YOUT 16 N C 17 GND 18 GND 19 MAIN PbOUT 20 NTSC SIF 21 GND 22 GND 23 MAIN_PrOUT 24 N C 25 HDMI SPDIF 26 SPDIF Ctrl 27 12...

Страница 34: ...e Power Source MENU keys and LED 1 The power key controls video processor FLI8532 FLI8532 will receive a low signal to turn on or off system while press the power key 2 The other seven keys are on hig...

Страница 35: ...s six clock inputs All additional clocks are internal clocks derived from one or more of these 1 Crystal Input Clock TCLK and XTAL This is the input pair to an internal crystal oscillator and correspo...

Страница 36: ...ecoder blocks with connections to the input multiplexer that selects whether the data follows the Main Video Channel or PIP video channel The analog front end of FLI8532 provides the capability to cap...

Страница 37: ...using 48bit double wide TTL output to the panel The following digital video formats are supported by FLI8532 digital video graphic port ITU BT 656 8 bit 4 2 2 YCbCr or YPbPr 16 bit 4 2 2 YCbCr or YPbP...

Страница 38: ...bit LVDS with this data mapping LVDS_POWER 0x8726 0x3F LVDS_DIGITAL_CTRL 0x8728 0bUU00UU00 where U is user options DISPLAY_CONTROL 0x862C 11 1 For 30 bit LVDS the following bus remappings are supporte...

Страница 39: ...M or programmable Flash ROM devices in either 8 or 16 bit configurations External Flash ROM memory requirements range from 512Kbytes to 4Mbytes depending on the application Both firmware and OSD conte...

Страница 40: ...tion on the MSTR_SDA is in integer multiples of 8 bits i e bytes The number of bytes that can be transmitted per transfer is unrestricted Each byte is transmitted with the most significant bit MSB fir...

Страница 41: ...not used Clock Synthesis Additional synthesized clocks using PLLs 1 Main Timing Clock T_CLK is the output of the chip internal crystal oscillator T_CLK is derived from the TCLK XTAL pad input 2 Refere...

Страница 42: ...g signals These signals are re configurable as different combinations of composite S Video YPrPb and RGB video streams depending upon the end application The Analog Front End directs inputs through an...

Страница 43: ...zation There are two types of switching required Channel Selection Fast Blank Switching Digital Front End Digital Processing after AFE The DFE consists of 3 channels that can support the following Fix...

Страница 44: ...essing block Other RGB input data streams such as computer inputs remain in the RGB space and are processed as such The 24 bit Digital Input Port provides control signals to simplify signal detection...

Страница 45: ...llowed through the data pipeline for subsequent processing Data that lies outside of the window is ignored Figure 8 11 Input Capture Window Input cropping is required in a video system since video sig...

Страница 46: ...aced diagonal lines DCDi Edge processing is optimized for a memory architecture that is unified with the memory used for scaling This block can process 24 bit RGB 16 bit 4 2 2 YUV or 16 bit 4 2 2 YPrP...

Страница 47: ...mable via the host interface register set enabling this device to be used as a display controller of a PIP processor for other Genesis Microchip devices The following display synchronization modes are...

Страница 48: ...ze as the output of the Scaling Engine If the Display Active Window is set too small then the bottom and right hand edges of the image data are cropped If the Display Active Window is set too large th...

Страница 49: ...ping to the LVDS channels Programmable channel swapping the clocks are fixed Programmable channel polarity swapping Supports up to SXGA 75Hz output On Chip Microcontroller OCM The on chip microcontrol...

Страница 50: ...ge 7 17 File No SG 0219 Figure 8 14 FLI8125 OCM Programming The operation of HDMI Sil9011 The SiI 9011 provides one HDMI input port The SiI 9011 video output goes to a video processor while the audio...

Страница 51: ...ctive Port Detection The PanelLink core detects an active TMDS clock and detects an actively toggling DE signal These states are accessible in register bits useful for monitoring the status of the HDM...

Страница 52: ...iled path diagram Figure 8 16 HDMI Video Processing Path Color Range Scaling The color range depends on the video format according to the CEA 861B specification In some applications the 8 bit input ra...

Страница 53: ...ontal timing signals for display device Audio is processes to the tuner output to SIF circuit and output to 4450 The operation of DTV route DTV signal is processes to the tuner and output to MT5112 wh...

Страница 54: ...CONFIDENTIAL DO NOT COPY Page 8 1 File No SG 0219 Chapter 8 Waveforms 1 Ripple Voltage 1 PDP_ 5Vsc CN1 1 2 PDP_ 12V CN1 7...

Страница 55: ...CONFIDENTIAL DO NOT COPY Page 8 2 File No SG 0219 3 PDP_ 5Vsb CN3 4 4 FLI8125 U10 3 3V_I O_HUD...

Страница 56: ...CONFIDENTIAL DO NOT COPY Page 8 3 File No SG 0219 3 3V_ADC_HUD 1 8V_ADC_HUD...

Страница 57: ...CONFIDENTIAL DO NOT COPY Page 8 4 File No SG 0219 5 FLI8532 U13 3 3V_I O 1 8V_ADC...

Страница 58: ...CONFIDENTIAL DO NOT COPY Page 8 5 File No SG 0219 2 5V_DDR 1 8V_CORE...

Страница 59: ...CONFIDENTIAL DO NOT COPY Page 8 6 File No SG 0219 6 NT5DS16M16CS 5T U16 U17 7 Am29LV320DT90 ED XU1...

Страница 60: ...CONFIDENTIAL DO NOT COPY Page 8 7 File No SG 0219 8 LM2660 5V_N of the U29...

Страница 61: ...CONFIDENTIAL DO NOT COPY Page 8 8 File No SG 0219 2 Clock Timing 1 NT5DS16M16CS 5T DDR clock pin 45 of the U16 or U17 2 FLI8125 Crystal clock pin 15 of the U10...

Страница 62: ...CONFIDENTIAL DO NOT COPY Page 8 9 File No SG 0219 Hudson output clock 3 FLI8532 Crystal clock pin B26 of the U13 or pin 1 of the C155 Cortze output clock...

Страница 63: ...CONFIDENTIAL DO NOT COPY Page 8 10 File No SG 0219 4 MSP4450G crystal clock pin 55 of the U32...

Страница 64: ...CONFIDENTIAL DO NOT COPY Page 8 11 File No SG 0219 5 SiI9011CLU crystal clock pin 84 of the U35 and U42 6 IC SM5964C40J crystal clock pin 20 of the U38...

Страница 65: ...CONFIDENTIAL DO NOT COPY Page 8 12 File No SG 0219 3 Horizontal and Vertical sync Timing 1 VGA input 1024x768x60Hz H sync...

Страница 66: ...CONFIDENTIAL DO NOT COPY Page 8 13 File No SG 0219 V sync...

Страница 67: ...CONFIDENTIAL DO NOT COPY Page 8 14 File No SG 0219 2 SiI9011CLU U35 and U42 CLK BHS sync...

Страница 68: ...CONFIDENTIAL DO NOT COPY Page 8 15 File No SG 0219 BVS sync...

Страница 69: ...CONFIDENTIAL DO NOT COPY Page 8 16 File No SG 0219...

Страница 70: ...CONFIDENTIAL DO NOT COPY Page 8 17 File No SG 0219 ATSC Board 1 Voltage Measurement 1 12V 12V C4 2 5V 5V C239...

Страница 71: ...CONFIDENTIAL DO NOT COPY Page 8 18 File No SG 0219 3 3 3V DV33 C11 4 2 5V DV25 C185...

Страница 72: ...CONFIDENTIAL DO NOT COPY Page 8 19 File No SG 0219 5 1 8V DV18 C64 6 1 25V 1V25_DDR C148...

Страница 73: ...CONFIDENTIAL DO NOT COPY Page 8 20 File No SG 0219 7 1 2V DV12 C26...

Страница 74: ...CONFIDENTIAL DO NOT COPY Page 8 21 File No SG 0219 2 Clock Timing 1 MT5351 Clock Timing U10 B2 OXTALI 2 MT5112 Clock Timing U9 97 XTAL1 96 XTAL2 Ch1 XTAL1 Ch2 XTAL2...

Страница 75: ...CONFIDENTIAL DO NOT COPY Page 8 22 File No SG 0219 3 Memory Clock Timing U13 45 MEM_CLKA 4 Memory Clock Timing U12 45 MEM_CLKA...

Страница 76: ...NFIDENTIAL DO NOT COPY Page 9 1 File No SG 0219 Chapter 9 PDP Trouble Shooting A SYSTEM OVERVIEW Power supply board Y driver board X driver board Main board EMI filter IR board Display board ATSC Boar...

Страница 77: ...ING BOARD Y DRIVER BOARD Y ELECTRODE DRIVING BOARD AUDIO POWER SELECTOR AUDIO POWER SUPPLY 30V OR 24V MAIN BOARD 385001020150 CONNECTING TO TRANSFER DISPLY SIGNAL TO PDP SET AMPLIFIER THE AUDIO SIGNAL...

Страница 78: ...CONFIDENTIAL DO NOT COPY Page 9 3 File No SG 0219 DISPLAY BOARD IR BOARD...

Страница 79: ...CONFIDENTIAL DO NOT COPY Page 9 4 File No SG 0219 ATSC BOARD...

Страница 80: ...24LC32 EEPROM HUD ADATA 0 23 W11 NTSC CVBS SV1_HUT 2 Wire Controller A3 B3 C3_HUD FL8532_CTZ U42 IDTQS3253 HDMI1 AUDIO SW U20 4052 I O SW SV4_CTZ BDATA 0 23 Digital A Input TV J8 Speaker L W7 51_RXD...

Страница 81: ...use open F2 F3 F4 Fuse fail Yes No Yes U13 fail No Yes Check input source Check internal cable 1 CN1 s cable 2 CN3 s cable No Check main board CN3 pin 4 studyby 5V Check CN3 pin 3 RLY_ON high Check CN...

Страница 82: ...1 Pr signal C264 Is there sync No Is picture on screen No Trace componect 1 from Input To U13 circuit Check R204 R201 Use GProbe connect from main to PC Does scaler detect the signal Yes No U13 fail...

Страница 83: ...10 circuit Check R200 R198 Use GProbe connect from main to PC Does scaler detect the signal Yes No U10 fail BLOCK 1 PDP DISPLAY NOTHING Analog HD1 on PIP mode without Pb signal Check component 2 Y sig...

Страница 84: ...put pin 11 Input clamp voltage pin 1 5V Output clamp voltage pin 35 5V VCC3 pin 22 23 5V Input_switch_select high 5V Use GProbe connect from main to PC Does scaler detect the signal Yes No U13 fail PD...

Страница 85: ...elect high 5V Use GProbe connect from main to PC Does scaler detect the signal Yes No U10 fail PDP DISPLAY NOTHING Analog HD2 on PIP mode without Pr signal BLOCK 1 U24 fail No Check before U24 s circu...

Страница 86: ...G signal C232 R177 R171 U22 31 B signal C231 R174 R176 U22 28 Yes No Check U22 input signal R pin 2 C239 C241 AC coupled R186 R172 75ohm G Pin 4 C234 C236 AC coupled R166 R175 75ohm B Pin 6 C221 C224...

Страница 87: ...edance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal Q10 fail No Check input source No Check C310 R275 R274 Is there signal No Is picture on screen No PDP DI...

Страница 88: ...Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal Q13 fail No Check input source No PDP DISPLAY NOTHING Composite 2 on PIP without screen Check C316 R284 R285 Is...

Страница 89: ...2 R297 3 R299 75ohm impedance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal Q13 fail No Check input source No Is picture color ok Check C328 R308 R307 Is th...

Страница 90: ...oupled 2 R297 3 R299 75ohm impedance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal Q10 fail No Check input source No Is picture color ok Check C326 R306 R307...

Страница 91: ...2 R300 3 R302 75ohm impedance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal U13 fail No Check input source No Is picture color ok Check C336 R319 R318 Is th...

Страница 92: ...oupled 2 R300 3 R302 75ohm impedance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal U10 fail No Check input source No Is picture color ok Check C334 R317 R318...

Страница 93: ...HDMI1 Check Q44 source high 3 3V Check crystal Y2 28 322MHz Yes No Check input source Yes Yes Check U35 I2C bus CSDA pin 39 CSCL pin 40 No Check Q44 Gata high 5V No Q44 fail Yes Check U35 all power U3...

Страница 94: ...MI s chip communicate with SM5964 is ok No Check U38 s power Pin 44 35 Check Y3 11 0592MHz Yes No Check U38 s UART TxD pin 13 RxD pin 11 Check U20 pin 16 5V Pin 10 output select high No U20 fail start...

Страница 95: ...1 DDC OK Support DDC2B 1 Analog cable ok 2 Voltage of 5V_BUF ok 3 Check U21 4 Is compliant protocol Support DDC2B 1 HDMI cable ok 2 Voltage of VCC5_E2P_2ok 3 Check U44 4 Is compliant protocol Yes No D...

Страница 96: ...nal Yes No Appstest 90 1 0x14 0x3540 Gprobe 5 0 Is there 1KHz output No U32 Fail Check U32 input R372 R379 No Check U27 U28 output R326 R328 Digital HD2 AV1 R332 R334 Digital HD1 AV2 R348 R351 Analog...

Страница 97: ...CONFIDENTIAL DO NOT COPY Page 9 22 File No SG 0219 TROUBLE OF THE DTV...

Страница 98: ...T COPY Page 10 1 File No SG 0219 Chapter 10 Block Diagram System Block Diagram J8 CN1 IR BOARD CN5 EMI Fillter W1 CN3 J2 LVDS BOARD CN13 POWER BOARD CN12 J4 Y DRIVER BOARD X DRIVER BOARD W2 J7 MAIN BO...

Страница 99: ...NTSC CVBS COMP1_Audio_R L 2 Wire Controller TUNER A2 B2 C2_CTZ U40 24LC128 EEPROM 8051 ARXD LVDS Display Interface 2 AUDIO L R OUT AUDIO TUNER SIF U40 24LC02 EEPROM HDMI2 Frame Store DDR Interface HY5...

Страница 100: ......

Страница 101: ......

Страница 102: ......

Результаты поиска

Содержание VP50HDTV10A

Отзывы:

Похожие инструкции для VP50HDTV10A

Бренды по названию

Популярные бренды

Vizio VP50HDTV10A, Руководство по обслуживанию

Результаты поиска

Содержание VP50HDTV10A

Отзывы:

Похожие инструкции для VP50HDTV10A

Бренды по названию

Популярные бренды