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Table of Contents
Related Manuals for Genius VideoWonder ProTV
Summary of Contents for Genius VideoWonder ProTV
- Page 1 Service Manual VideoWonder ProTV...
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Page 2: Table Of Contents
Service Manual Table of Contents VideoWonder ProTV Chapter 1. INTRODUCTION……………………………………………………….2 a. Hardware………………………………………………………………………..2 b.Software…………………………………………………………………………2 c.Block Diagram…………………………………………………………………..2 Chapter 2. Testing Procedures a.Testing flow chart b.Check VCC +5V cCheck VCC +3.3V d.Check U301 VCC +3.3V eCheck Y301 CLKIN signal (16MHZ) fCheck Y301 CLKOUT signal(16MHZ) gCheck U401 VCC 3.3V... -
Page 3: Chapter 1. Introduction
Service Manual Chapter 1. INTRODUCTION a. Hardware PIII 800 MHZ or higher above 256M RAM S-Video Audio b. Software Win2000 / XP above c. Block Diagram Page2... -
Page 4: Chapter 2. Testing Procedures
Service Manual Chapter 2. Testing Procedures a. Testing flow chart START Chcek VCC REPLACE U1 Chcek VCC REPLACE U1 +3.3V Chcek U301 REPLACE U301(C307) +3.3V Chcek16MHZ REPLACE Y301(C326) CLKIN Page3... - Page 5 Service Manual Chcek 16MHZ REPLACE Y301(C323) CLKOUT Chcek 8290 REPLACE U401(R414) +3.3V Chcek 8290 REPLACE U401(C524) SIF OUT Chcek 24.576 REPLACE X3(C20) Chcek 8275 REPLACE X3(R6) CLKOUT Chcek U5 4MHZ REPLACE U5(R11) Page4...
- Page 6 Service Manual b. Check U1Pin3 +5V U1 PIN 3 Page5...
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Page 7: Ccheck Vcc +3.3V
Service Manual c. Check U1 Pin2 +3.3V U1 PIN 2 Page6... -
Page 8: B.check Vcc +5V
Service Manual d. Check U301 VCC +3.3V C307 Page7... -
Page 9: Echeck Y301 Clkin Signal (16Mhz)
Service Manual e. Check Y301 CLKIN signal(16MHZ) C326 Page8... -
Page 10: Fcheck Y301 Clkout Signal(16Mhz)
Service Manual f.Check Check Y301 CLKOUT signal(16MHZ) C323 Page9... -
Page 11: Gcheck U401 Vcc 3.3V
Service Manual g.Check U401 +3.3V R414 Page10... -
Page 12: Hcheck Sif_Clk Signal
Service Manual h.Check U401 SIF_CLK signal C524 Page11... - Page 13 Service Manual i.Check X3 signal(24.576MHZ) Page12...
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Page 14: Jcheck U2 Sif_Clkout Signal
Service Manual j.Check U2 CLK OUT signal Page13... -
Page 15: K.check X2 Clk Signal(4Mhz)
Service Manual k.Check X2 CLK signal (4MHZ) Page14... -
Page 16: Chapter3. Troubleshooting Guide
Service Manua Chapter3. Troubleshooting Guide Probable Problems Condition Reasons Solutions 1.Component 1.No Image No image damage Change all the patrs below No voice 1.U1 2.U301 3.U401 4.Y301 5.X2 6.X3 2.No Remote No Power Remote IC Fail Change U5 Page15... -
Page 17: Chapter 4. Removal And Reqlacement
Service Manual Chapter 4. Removal and Replacement Step Description Pictuer 1. FM& TV Cable Connect the FM antenna and your TV antenna/cable 2. AV&AUDIO IN Connect your composite Cable video source and your audio input 3. SV&AUDIO OUT Connect your S-Video Cable source and your audio output device... -
Page 18: Chapter 5. Parts List
Service Manual Chapter 5. Parts list Description Parts Description Parts numbe number U1(FS8860) 101900886000 101900200500 U5(MDT2005ES) U301(8275) 102100827500 U401(8290) 102100829000 201511600000 Y301(16MHZ) X2(4MHZ) 201510400001 201512457601 X3(24.576MHZ) Page17... -
Page 19: Chapter 6. Tools
Service Manual Chapter 6. Tools 1. Oscilloscope 2. Soldering-iron set Page18...