Download
Share
Print this page
Roadstar LCD-3500 Service Manual
  1. Manuals
  2. Brands
  3. Roadstar Manuals
  4. TV
  5. LCD-3500
  6. Service manual
Roadstar LCD-3500 Service Manual

Roadstar LCD-3500 Service Manual

Hide thumbs

Advertisement

Quick Links

Download this manual
R
LCD-3500

Advertisement

loading
Need help?

Need help?

Do you have a question about the LCD-3500 and is the answer not in the manual?

Questions and answers

Related Manuals for Roadstar LCD-3500

Summary of Contents for Roadstar LCD-3500

  • Page 1 LCD-3500...
  • Page 2 ST-350B REPAIR MUNUAL Glossary Antenna Tuner Pre-I.F. amplifier Pre-IF. amp Surface acoustic wave filter SAWF Picture I.F. amplifier P-IF. Amp Video frequency detector V.F.D. Intermediate frequency amplifier IF. amp Video frequency amplifier VF. amp Sound signal filter FM detector FM det. Electronics volume control Audio amplifier Vertical oscillator...

  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS WARINING:BEFORE SERVICING THIS CHASSIS, READ “SAFETY PRECAUTIONS” AND “PRODUCT SAFETY NOTICE” SAFETY INSTRUCTIONS 1. Potential as high as 600-800 volts is present when this receiver in operating. Operation of the receiver outside the cabinet or with the back cover removed risks a shock hazard fromThe receiver.
  • Page 4 - 4 -...
  • Page 5 LCD PANEL INPUT/OUTPUT TERMINALS - 5 -...
  • Page 6 - 6 -...

  • Page 7: Pin Assignment

    PVI-1004B FRAME DIAGRAM AND PIN FUNCTION 2.PIN ASSIGNMENT - 7 -...

  • Page 8: Pin Description

    3.PIN DESCRIPTION - 8 -...
  • Page 9 - 9 -...
  • Page 10 - 10 -...
  • Page 11 LA7642N FRAME DIAGRAM AND PIN FUNCTION - 11 -...
  • Page 12 TDA7052 FRAME DIAGRAM AND PIN FUNCTION A. THE FRAME DIAGRAM B. THE PIN FUNCTION - 12 -...
  • Page 13 NJM2377 FRAME DIAGRAM AND PIN FUNCTION - 13 -...
  • Page 14 24C08 FRAME DIAGRAM AND PIN FUNCTION - 14 -...
  • Page 15 NJM3414 FRAME DIAGRAM AND PIN FUNCTION - 15 -...
  • Page 16 IR3Y26 FRAME DIAGRAM AND PIN FUNCTION - 16 -...
  • Page 17 - 17 -...

  • Page 18: Pin Configuration

    IR3Y26 FRAME DIAGRAM AND PIN FUNCTION PIN CONFIGURATION: POWER BAND2 BAND1 BACKWARD ENABLE SCL1 SDA1 CHROMA SCL0 SDA0 - 18 -...
  • Page 19 THE PROGRAM DIAGRAM REPAIRING BLACK AND WHITE TV TO START NORMAL NORMAL NORMAL RASTER? PICTURE? RESTER? PICTYRE? SOUND? YES/NO YES/NO TES/NO YES/NO YES/NO PART 1 PART 2 PART 3 PART 4 PART 5 REPAIR REPAIR REPAIR REPAIR REPAIR NORMAL color YES/NO? REPAIR PART 6...
  • Page 20 PART 1 RASTER YES/NO? TROUBLE PHENOMENON SOLVING ACTION ·CHECK AC ADAPTOR CONNECTION NO RASTER AND NO SOUND SIGNAL ·REPLACE FRESH BATTERIES ·H.V CIRCUIT OR LCD PANEL. NO RASTER AND HAVE SOUND PART 2 NORMAL RASTER YES/NO? TROUBLE PHENMENON SOLVING ACTION ·LCD PANEL IS BAD RASTER TOO CLUTTER ·CHECK PVI-1004B (LCD DRIVER)CIRCUIT...
  • Page 21 CON1 28PT TDQ1 TDQ-3T-5 1 ANT R150 TDQ-3T-5 VS5V-0103 C145 AGCVT BU BH BL BM IF R151 C135 10uF/10V 校正 C106 4.7uF/25V C105 10uF/10V 2SC1815 R153 220P 180P 4.7uF/25V 校正 电源 IC10 C104 470uH C108 C148 T-0835 78L05 4.7uF/25V R131 220uF/16V 2SA8550 C147...