Proview SH970I Скачать руководство пользователя страница 3

 

WARNING

 

 

To prevent from fire or shock hazard,do not

 

expose monitor to  any rain or any form of water.High voltage is 

inside the monitor so please do not remove the back cover of the cabinet if you are not a qualified 
monitor engineer.Contact the local dealer or the nearest 

Proview

 branch office if you need help. 

 

 

A.  IMPORTANT SAFETY INSTRUCTION 

 

Prior to using this service manual,please ensure that you have carefully followed all the procedures  outlined in 
the user's manual for this product. 

1.

  Read all of  these instructions. 

2.

  Save these instructions. 

3.

  Follow all warnings and instructions a marked on the product. 

4.

  Unplug this product from the wall outlet before cleaning.Do not use liquid cleaners or aerosol 

     cleaners, use a damp cloth for cleaning. 

5.

  Do not use this product near water. 

6.

  Do not place this product on an unstable cart,stand or tablle.The product may fall,causing serious 

     damage to the product. 

7.

  Slots and openings in the cabinet and the back or bottom are provided for ventilation,to ensure 

     reliable operation of the product and to protect it from overheating,those openings must not be 
     blocked or covered.The openings should never be blocked by placing the product on a bed,sofa, rug, 
     or other similar surface.This product should not be placed in a built-in installation less proper  
     ventilation is provided.  

8.

  This products should be operated from the type of power source indicated on the marketin label. 

     If you are not sure of the type of power available, consult your dealer or local power company  

9.

  This product is equipped with a 3-wire grounding type plug,a plug having a third (grounding) 

      pin.This plug will only fit into a grounding-type power outlet.This is a safety feature,if you are 
      unable to insert the plug into the outlet,contact your electrician to replace your obsolete outlet.Do 
      not defeat the purpose of the grounding-type plug. 

10. 

Do not allow anything to rest on the power cord.Do not locate this product where persons will walk 

       on the cord. 

11.

 If an extension cord is used with this product,make sure that the total of the ampere ratings on the 

      product plugged into the extension cord to the waplugged into outlet does not exceed 15 ampere. 

12. 

Never push objects of any kind into this product through cabinet slots as they may touch dangerous 

      voltage points or short out parts that could result in a risk of fire or electric shock.Never spill liquid 
      of any kind on the product. 

13.

 Do not attempt to service this product yourself,as opening or removing covers may expose you to 

      dangerous voltage points or other risks.Refer all servicing to service personnel. 

14.

 Unplug this product from the wall outlet and refer servicing to qualified service personnel under the 

      following conditions. 

a. 

When the power cord or plug is damaged or frayed. 

b. 

If liquid has been spilled into the product. 

c. 

If the product has been exposed to rain or water. 

d. 

If the product does not operate normally,when the operating instructions are followed.Adjust 

    only those controls that are covered by the operating instructions since improper adjustment of  
    other controls may result in damage and will often require extension work by a qualified 
   technician to restore the product to normal operation. 

e. 

If the product has been dropped or the cabinet has been damaged. 

                                                  

 

 

Содержание SH970I

Страница 1: ...SH970I Service Manual...

Страница 2: ...UCTION 1 B S P E C I F I C A T I O N S 2 C T I M I N G C H A R T 3 D C O N T R O L L O C A T I O N 5 E CONDUCTION VIEW 6 F ADJUSTMENT PROCEDURE 11 G T R O U B L E S H O O T I N G H I N T S 1 2 H B L O...

Страница 3: ...equipped with a 3 wire grounding type plug a plug having a third grounding pin This plug will only fit into a grounding type power outlet This is a safety feature if you are unable to insert the plug...

Страница 4: ...Adjust Exit 12 View Angle CR 5 Horizontal Vertical 70 Degrees 70 Degrees 13 Power Source 90 264 Vac 60 50 Hz 14 Power Consumption 48W max 15 Connection Type 15 Pin D Type 16 Input Signal Video Sync A...

Страница 5: ...270us 2 032us 3 813us 2 000us 3 200us 2 400us 1 616us 2 182us D Back Porch 1 589us 3 063us 3 810us 3 810us 1 907us 3 556us 2 200us 1 280us 3 232us 1 745us E Front Porch 0 954us 3 064us 1 016us 0 508u...

Страница 6: ...width th 2 092us 1 813us 1 219us 1 037us 1 067us D Back Porch 2 462us 1 920us 2 235us 2 296us 1 837us E Front Porch 0 369us 0 321us 0 203us 0 444us 0 119us F V 60 004Hz 70 069Hz 75 029Hz 60 020Hz 75 0...

Страница 7: ...D CONTROL LOCATION Font control panel...

Страница 8: ......

Страница 9: ...1 Power Button 2 2 LED Power Display 3 Menu Button 4 Select Button 5 Auto Button...

Страница 10: ...E CONDUCTION VIEW MAIN BOARD Component Side...

Страница 11: ...MAIN BOARD Component Side...

Страница 12: ......

Страница 13: ......

Страница 14: ...MAIN BOARD Solid Side...

Страница 15: ......

Страница 16: ...Operation Check Value A B Check Digital Voltmeter CN7 Crosshatch Pattern 31 5KHz 640x480 1 Plug power cable into the adapter check adapter power indicator light up green 2 Make sure the voltage of the...

Страница 17: ...ss and relese the MENU knob to activate the OSD menu 2 Move the OSD to the AUTO function press MENU key auto adjuat display mode to its utmost performance according to VGA setting 3 In the event of th...

Страница 18: ...NO NO YES LED Color change Check main board U2 Pin2 Hi Lo under push power sw Back light ON To Step 2 Make sure the connection of Inverter is fine 12V Check the CN1 Pin1 of Inverter Check F1 Fuse of i...

Страница 19: ...NO YES YES NO YES NO B Hi Lo under push power sw Change the Inverter Display Nice Job To Step 2 A Check the connection of CN8 cable Display Nice Job Change the main board Change the main board...

Страница 20: ...S NO YES YES YES YES NO NO YES Check the main board 12V 5 0 V Check U10 U11 TR1 H V input Signal Check the main board U7 Pin 5 Change U9 Check H V Signal Display Nice Job Change Signal Cable Check F1...

Страница 21: ...YES NO YES NO YES YES NO NO YES Check the main board 5V 3 3V H V Input Signal Check the main board U9 Pin3 Change U9 Check H V Signal Display Nice Job Change Signal Cable Check U10 U11 TR1 Check U8 U1...

Страница 22: ......

Страница 23: ...LCD PANEL LVDS 8 RA0 RA7 8 GA0 GA7 8 BA0 BA7 8 RB0 RB7 8 GB0 GB7 8 BB0 BB7 10 ODD 10 EVEN HI VOLTAGE B 1 1 Rev H BLOCK DIAGRAM HSYNC VSYNC SDA DDC SCL DDC SDA SCL POWER ADAPTER 12V SWITCH POWER SUPPL...

Страница 24: ...I SCHEMATIC DIAGRA...

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Страница 30: ...Memu...

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