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ViewSonic Va703m4 Service Manual

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Page 41

STEP5: DCC WRITTEN methods 
 
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SETP6: Choose the DDC Written BIOS document Choose the Tab LOAD MCU FILE ,Looking up the related BIOS document in my Computer ,and Point 
the confirm Tab 
 
when the BIOS Documents loading is successful ,you can find the picture as above 
 
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Page 43

Step 7.Confirm the BIOSS check sum In the above attached Display    picture ,you  should check whether the check sums Data comply 
to the bios DCC written, if there is no problem ,pls press the run menu to write 
 
If showed the picture as above pls check whether  the DDC write fixture is well Connected with PC 
the power board is power on and the programs setup is all right
 

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Page 44

The normal program is writing 
 
 
 
The program has finished writing 
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Page 45

ViewSonic Corporation 42 
Disassembly Procedure 
 
1. Remove the hinge cover 
 
   
2. Unscrew the back cover’s screw 
 
 
 
3. open the back cover ,pull out the speaker wire 
 
4. Tear off the aluminum foil where fix up the light   
          
 
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Page 46

ViewSonic Corporation 43 
 
5.  Tear off the aluminum foil  where cover the FFC cable, take out the key board from b ezel ,pull out FFC cable from the 
main board; 
 
 
6. pull out the two pcs screw form the main board 
 
 
 
 
 
 
 
 
 
 
7. Pull out the two screws where lie in the two sides of the frame 
 
 
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ViewSonic Corporation 44 
 
8. pull out the screws which fix up the bezel and then take out the bezel   
 
 
9. Take out the screw which covers the shield   
 
10. Pull out the lamp wire material 
 
 
 
11. take out the screw form the power board ,pull out the power boards’ connecter wire     
       
 
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ViewSonic Corporation 45 
 
12. take out the FCC Cable AL where lies  in the panel ,pull out the FCC cable   
                
13. take out the main board’s screw 
 
 
14. Remove the fame down towards   
        
 
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Packing Procedure 
1 Paste production film to protect the monitor screen.(Figure 1) 
 
 
2 Put the monitor in the PE bag and seal bag with type (Figure 2) 
      
3 Put the cushions on the monitor.(Figure 4) 
 
     
tape 
Production film   tape 
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ViewSonic Corporation 47 
 
4. Put the base in the EPE bag. and then,place  the base on the cushions ,as figure;             
   
 
 
5. Place the monitor into the carton and then put all  accessories into carton .At last,close the carton. 
 
 
Use ‘s Guide 
Base signal cord Power cord 
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