Hallo Dk friends. I have one VAS5051B device with broken display, and other problems. no batery no hard disc etc etc. but I find the diag module A5E00271736 in good condition, with original oki cip memory K6R.....and all the other componenets ok.My question is:1 Kan I use this module like a vas5054 device? if yes anybody know how to conect to usb port? 2 can some one share to me diagram of Diag cable ? round port to obd port( I do not have that cable to ).3 can I use the bluethoot module in clone vas 5054A ? and the last question, what is the other module the big one mount on the top of computer board ?