Service Manual
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On Screen Display 4. Factory Preset Timings 5. Waveforms 10. Complete Parts List Appendix 1. Features 2. Spare Parts List 12. Specifications 3. BLOCK DIAGRAM 7. Trouble Shooting 11. Assembly Explosion Drawing Block Diagram PAGE 1-1 2-1 3-1 4-1 5-1 6-1 7-1 8-1 9-1 10-1 11-1 12-1 VIZIO P50HDM Service Manual Main Board PCB Layout 3. Main Board I/O Connections 8. Theory of Contents CONTENTS Sections 1. Table of Circuit Operation 9. Pin Assignment 6. Main Board Circuit Diagram 2.
On Screen Display 4. Factory Preset Timings 5. Waveforms 10. Complete Parts List Appendix 1. Features 2. Spare Parts List 12. Specifications 3. BLOCK DIAGRAM 7. Trouble Shooting 11. Assembly Explosion Drawing Block Diagram PAGE 1-1 2-1 3-1 4-1 5-1 6-1 7-1 8-1 9-1 10-1 11-1 12-1 VIZIO P50HDM Service Manual Main Board PCB Layout 3. Main Board I/O Connections 8. Theory of Contents CONTENTS Sections 1. Table of Circuit Operation 9. Pin Assignment 6. Main Board Circuit Diagram 2.
Service Manual
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SG-0173 DO NOT COPY Page 6-2 File No. Main board System Block Diagram W8 CN17 U37 24LC02 EEPROM HDMI1 W13 U40 24LC02 EEPROM HDMI2 CN16 W6 Y Pr Pb Y Pr Pb W7 W11 W14 COMP1_Audio_R/L COMP2_Audio_R/L ...
SG-0173 DO NOT COPY Page 6-2 File No. Main board System Block Diagram W8 CN17 U37 24LC02 EEPROM HDMI1 W13 U40 24LC02 EEPROM HDMI2 CN16 W6 Y Pr Pb Y Pr Pb W7 W11 W14 COMP1_Audio_R/L COMP2_Audio_R/L ...
Service Manual
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DO NOT COPY Page 7-1 File No. Chapter 7 Main Board Internal I/O Connections 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 1 2 3 4 Description PDP_Audio PDP_Audio GND GND CN3 "DC POWER INPUT/OUTPUT' PIN 1 2 3 4 Description GND VS_ON RLY_ON PDP_+5Vsb CONFIDENTIAL - SG-0173
DO NOT COPY Page 7-1 File No. Chapter 7 Main Board Internal I/O Connections 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 1 2 3 4 Description PDP_Audio PDP_Audio GND GND CN3 "DC POWER INPUT/OUTPUT' PIN 1 2 3 4 Description GND VS_ON RLY_ON PDP_+5Vsb CONFIDENTIAL - SG-0173
Service Manual
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.... PORTA also includes optional signals (DIP_EXT_CLAMP, DIP_EXT_COAST, DIP_CLEAN_HS_OUT) for interfacing to other devices. Inputs to the panel. These signals are TTL compatible with a maximum clock speed of this flexible mapping is to ease the circuit board design when interfacing to external ADC/PLL devices. DO NOT COPY Page 8-4 File No. Due to...
.... PORTA also includes optional signals (DIP_EXT_CLAMP, DIP_EXT_COAST, DIP_CLEAN_HS_OUT) for interfacing to other devices. Inputs to the panel. These signals are TTL compatible with a maximum clock speed of this flexible mapping is to ease the circuit board design when interfacing to external ADC/PLL devices. DO NOT COPY Page 8-4 File No. Due to...
Service Manual
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SG-0174 SYSTEM OVERVIEW Y driver board Main board Power supply board X driver board Display board IR board Audio power EMI filter Audio Voltage selectior CONFIDENTIAL - Chapter 10 PDP Trouble Shooting A. DO NOT COPY Page 10-1 File No.
SG-0174 SYSTEM OVERVIEW Y driver board Main board Power supply board X driver board Display board IR board Audio power EMI filter Audio Voltage selectior CONFIDENTIAL - Chapter 10 PDP Trouble Shooting A. DO NOT COPY Page 10-1 File No.
Service Manual
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B. PCB PARTS NAME/NUMBER AND FUNCTION DESCRIPTION PART NAME PART NUMBER POWER SUPPLY BOARD X DRIVER BOARD Y DRIVER BOARD AUDIO POWER SELECTOR MAIN BOARD 385000120150 IR BOARD DISPLAY BOARD 385000120189 385000120156 FUNCTION DESCRIPTION PROVIDE ALL THE POWER FOR TV SET X ELECTRODE DRIVING BOARD Y ELECTRODE DRIVING BOARD AUDIO POWER SUPPLY(+30V OR +24V) CONNECTING TO TRANSFER DISPLY SIGNAL TO PDP SET...
B. PCB PARTS NAME/NUMBER AND FUNCTION DESCRIPTION PART NAME PART NUMBER POWER SUPPLY BOARD X DRIVER BOARD Y DRIVER BOARD AUDIO POWER SELECTOR MAIN BOARD 385000120150 IR BOARD DISPLAY BOARD 385000120189 385000120156 FUNCTION DESCRIPTION PROVIDE ALL THE POWER FOR TV SET X ELECTRODE DRIVING BOARD Y ELECTRODE DRIVING BOARD AUDIO POWER SUPPLY(+30V OR +24V) CONNECTING TO TRANSFER DISPLY SIGNAL TO PDP SET...
Service Manual
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DO NOT COPY Page10-4 File No. SG-0174 PDP DISPLAY NOTHING 1. Main board block diagram U26 MAX232A J9 2 1 3 J10 2 1 3 ATXD_HUD ARXD_HUD U40 24LC128 EEPROM(8051) ARXD ATXD_HUD ATXD ARXD_HUD UC_SCL/UC_SDA U38 SM5964-C40J U20 4052 4/1 x2 I/O HY5DU56822CT-...
DO NOT COPY Page10-4 File No. SG-0174 PDP DISPLAY NOTHING 1. Main board block diagram U26 MAX232A J9 2 1 3 J10 2 1 3 ATXD_HUD ARXD_HUD U40 24LC128 EEPROM(8051) ARXD ATXD_HUD ATXD ARXD_HUD UC_SCL/UC_SDA U38 SM5964-C40J U20 4052 4/1 x2 I/O HY5DU56822CT-...
Service Manual
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... cable? 1.CN1's cable 2.CN3's cable No Check main board CN3 pin 4Î studyby +5V Check CN3 pin 3Î RLY_ON(high) Check CN3 pin 2Î VS_ON(high) No Check Fuse open? (F2,F3,F4) Yse Check CN1Îpin 1,2,3 = +5V pin 7,8 = +12V No Yes Panel power fail No Fuse fail D10,D11 LED...
... cable? 1.CN1's cable 2.CN3's cable No Check main board CN3 pin 4Î studyby +5V Check CN3 pin 3Î RLY_ON(high) Check CN3 pin 2Î VS_ON(high) No Check Fuse open? (F2,F3,F4) Yse Check CN1Îpin 1,2,3 = +5V pin 7,8 = +12V No Yes Panel power fail No Fuse fail D10,D11 LED...
User Manual
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VIZIO P50 HDM User Guide Electrical Warnings Do not place this product in a location that is subject to heavy vibration, or on an unstable surface such ... used at which this product is in the warranty. If one person attempts to carry this phenomenon, therefore, avoid static images as much as a display board to input signals. The absolute maximum ratings specify the limits of areas that are phenomena that it is not always proportional to display a static image...
VIZIO P50 HDM User Guide Electrical Warnings Do not place this product in a location that is subject to heavy vibration, or on an unstable surface such ... used at which this product is in the warranty. If one person attempts to carry this phenomenon, therefore, avoid static images as much as a display board to input signals. The absolute maximum ratings specify the limits of areas that are phenomena that it is not always proportional to display a static image...