Service For HOLOGIC QDR 4000 Need helping urgent Bone Densitometer

Dear Engineers ,

i HAVE BMD HOLOGIC QDR4000 HAS ISSUE NEED YOURS HELP .

- PROBLEM DESCRIPTION : NO COMMAND GET FROM PC TO START SCANING .
1- THE MACHINE INSTALLED NORMAL AND GET CALIBRATION PHANTOM NORMALLY.
2- GET 3 SCANING PATIENT NORMAL WITH GOOD RESULT
3- IN THE LAST SCANING THE MACHINE MAKE FREEZ DURING SCANING , WE TRY TO DO ANYTHING TO CANCELL BUT ALL THINGS FREEZ SO WE TURN OFF MACHINE .
4- AFTER THAT TRY TURN ON MACHINE ALL THINGS HAVE ELECTRICITY BUT NO IMAGE ON THE SCREEN OF PC .

TROUBLESHOOTING :
1- CHECK CABLE OF MONITOR IS OK
2- CHECK THE LCD AND REPLACE BY NEW ONE (ISSUE STILL SO NO PROBLEM IN SCREEN )
3- CHECK VGA INSIDE PC IT IS OK NORMALL FUNCTION .
4- AFTER THAT TRY THE PC IN ANOTHER SPURCE OF ELECTRICITY (NORMALLY GET FROM MACHINE ) WE TRY GET FROM EXTERNAL SOURCE THE PC RUN PROPERLY .
5- WHEN PC RUN IN EXTERNAL ELECRICITY SOURCE AND OPENING NORMAL THE SOFTWARE RUN PROPERLY BUT IF WE NEED MAKE SCANNING FOR PATIENT NOT ACTION GET FROM MACHINE (NO RESPONSE).
6- WE CHECK ALL CABLES BETWEEN PC AND MACHINE ALL ARE NORMALL .

SO PLEASE IF ANYONE HAS EXPERIENCE CAN HELP US .

BEST REGARD

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