Instruction/ maintenance manual of the product TVB-S201 PRO Genius
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Service Manual TVB-S201 PRO.
S e r v i c e M a n u a l T able of Contents TVB-S201 PRO ........................................................................................................................... 0 Chapter 1. INTRODUCTION ...........................................
S e r v i c e M a n u a l Chapter 1. INTRODUCTION a. Hardwar e ♦ PC586 above ♦ Connection port ： VGA b. Softwar e ♦ W in98 above c. Block Diagram TV VGA VGA (Silicon T uner) IN OUT S-V ideo V .
S e r v i c e M a n u a l Chapter 2. T esting Pr ocedur es a. T esting flow chart T T T T REPLACE REG3 T REPLACE ADAPTER REPLACE REG2 F F Check REG5 Pin 2 +2.5V REPLACE REG5 Check REG4 Pin 2 +1.8V F REPLACE REG4 Check REG3 Pin 2 +3.3V Check REG2 Pin 2 +3.
S e r v i c e M a n u a l A T Check X1 X’T AL signal Check X2 OSC signal Check Y301 X’T AL signal T Check U1 CLK signal REPLACE U1 REPLACE Y301,U301 F REPLACE X2,U5,U1 T REPLACE X1,U22 F T F T F END V ersion 1.
S e r v i c e M a n u a l b. Check VCC +5V L34 PIN1 V ersion 1.0 P age 5.
S e r v i c e M a n u a l c. Check REG2 Pin 2 Signal REG2.PIN 2 V ersion 1.0 P age 6.
S e r v i c e M a n u a l d. Check REG5 Pin 2 Signal REG5 PIN2 V ersion 1.0 P age 7.
S e r v i c e M a n u a l e. Check REG3 Pin 2 Signal REG3 PIN2 V ersion 1.0 P age 8.
S e r v i c e M a n u a l f. Check REG4 Pin 2 Signal REG4 PIN2 V ersion 1.0 P age 9.
S e r v i c e M a n u a l g. Check X1,U22 Pin 26 X’T AL Signal U22 PIN26 V ersion 1.0 P age 10.
S e r v i c e M a n u a l h. Check X2 Pin 3,U5 Pin 62,U1 Pin 41 OSC Signal U1 PIN41 U5 PIN62 V ersion 1.0 P age 1 1.
S e r v i c e M a n u a l i. Check Y301 X’T AL Signal C322 PIN1 V ersion 1.0 P age 12.
S e r v i c e M a n u a l j. Check U1 CLK_SAA Signal U1 PIN58 U5 PIN66 V ersion 1.0 P age 13.
S e r v i c e M a n u a l k. Check U1 RAM_CLK Signal U1 PIN136 V ersion 1.0 P age 14.
S e r v i c e M a n u a l Chapter 3. T r oubleshooting Guide Problems Condition Probable Reasons Solutions 1. Blank Screen 1. Sound only , no picture. 1. Parts failure. Change all the part s below 1. X2 2. REG5 3. U1 2. Buttons don’t work 1. Buttons malfunction.
S e r v i c e M a n u a l Chapter 4. Removal and Replacement Step Description Picture 1. T urn the device upside down with the ports facing you. Device before disassemble. 2.Remove screws Remove the rubber protectors at the corners and take out the screws.
S e r v i c e M a n u a l Chapter 5. Parts list Description Parts number Description Parts number U1 102100010800 REG5 101900111702 U22 102100060200 REG4 101900111707 U5 102100713500 REG2,REG3 101900886000 X1 12MHZ 201511200000 X2 OSC24.576MHZ 201522457600 Y301 16MHZ 201511600000 SW1~SW6 TACT SWITCH 201200300404 Chapter 6.
An important point after buying a device Genius TVB-S201 PRO (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Genius TVB-S201 PRO yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Genius TVB-S201 PRO - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Genius TVB-S201 PRO you will learn all the available features of the product, as well as information on its operation. The information that you get Genius TVB-S201 PRO will certainly help you make a decision on the purchase.
If you already are a holder of Genius TVB-S201 PRO, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Genius TVB-S201 PRO.
However, one of the most important roles played by the user manual is to help in solving problems with Genius TVB-S201 PRO. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Genius TVB-S201 PRO along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
