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technicalcat
technicalcat, Consultant
Category: Computer
Satisfied Customers: 1957
Experience:  20 years experience. B.S. Computer Science
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I have a new Benq monitor and connected to my iMac. The iMac

Customer Question

Hi
JA: Hello. What seems to be the problem?
Customer: I have a new Benq monitor and connected to my iMac. The iMac knows it is there but I have nothing on the display. I have switched it to the correct port, unplugged the monitor and back in and I have re-started the mac.. no change!
JA: How much experience do you have with this particular machine?
Customer: The bend is just a monitor... it is new. I am experienced with my imac
JA: Have you installed any updates recently?
Customer: My iMac is up to date
JA: Anything else you want the computer expert to know before I connect you?
Customer: no
Submitted: 4 months ago.
Category: Computer
Expert:  technicalcat replied 4 months ago.

Hello, and thank you for using this service.
I will help you now.

How exactly are you connecting the monitor? What type of connection, and are you using any adapters?

Customer: replied 4 months ago.
mini display port to hdmi
Expert:  technicalcat replied 4 months ago.

Are you using a genuine apple adapter, or another brand?

Customer: replied 4 months ago.
I have two... one is apple the other is not, both do the same thing... the mac recognizes the monitor, but no display on the monitor.
Expert:  technicalcat replied 4 months ago.

Please complete the SMC and PRAM reset procedure. Then try the connection again. Let me know results.

SMC RESET

  • Shut down the computer.
  • Unplug the computer's power cord from both the wall and computer.
  • Wait 15 seconds.
  • Attach the computers power cable.
  • Wait another 5 seconds and press the power button to turn on the computer.

PRAM RESET

  • Shut down the computer.
  • Locate the following keys on the keyboard: Command, Option, P, and R. You will need to hold these keys down simultaneously in step 4.
  • Turn on the computer.
  • Press and hold the Command-Option-P-R keys. You must press this key combination before the gray screen appears.
  • Hold the keys down until the computer restarts and you hear the startup sound for the second time.
  • Release the keys.

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