TUPIP06

Use this procedure to isolate a Device Not Found message during installation from an alternate device.

There are several possible causes:

  • The alternate installation device was not correctly defined.
  • The alternate installation device was not made ready.
  • The alternate installation device does not contain installation media.
  • The alternate installation device is not powered on.
  • The alternate installation device is not connected properly.
  • There is a hardware error on the alternate installation device or the attached I/O processor.

Read the danger notices in Tape unit isolation procedures before continuing with this procedure.

  1. Is the device that you are using for alternate installation defined as the alternate installation device?
    • Yes: Is the alternate installation device ready?
      • Yes: Continue with the next step.
      • No: Make the alternate installation device ready and try the alternate installation again. This ends the procedure.
    • No: Correct the alternate installation device information and try the alternate installation again. This ends the procedure.
  2. Is there installation media in the alternate installation device?
    • Yes: Is the alternate installation device an external device?
      • Yes: Continue with the next step.
      • No: Go to step 5.
    • No: Load the correct media and try the alternate installation again. This ends the procedure.
  3. Is the alternate installation device powered on?
    • Yes: Make sure that the alternate installation device is properly connected to the I/O processor or I/O adapter card.

      Is the alternate installation device properly connected?

      • Yes: Go to step 5.
      • No: Correct the problem and try the alternate installation again. This ends the procedure.
    • No: Continue with the next step.
  4. Ensure that the power cable is connected tightly to the power cable connector at the back of the alternate device. Ensure that the power cable is connected to a power outlet that has the correct voltage. Set the alternate device Power switch to the Power On position.

    The Power light should go on and remain on. If a power problem is present, one of the following power failure conditions may occur:

    • The Power light flashes, then remains off.
    • The Power light does not go on.
    • Another indication of a power problem occurs.

    Does one of the above power failure conditions occur?

    • No: The alternate device is powered on and runs its power-on self-test. Wait for the power-on self-test to complete.

      Does the power-on self-test complete successfully?

      • No: Go to the service information for the specific alternate installation device to correct the problem. Then try the alternate installation again. This ends the procedure.
      • Yes: Try the alternate installation again. This ends the procedure.
    • Yes: Perform the following steps:
      1. Go to the service information for the specific alternate device to correct the power problem.
      2. When you have corrected the power problem, try the alternate installation again. This ends the procedure.
  5. Was a device error recorded in the Product Activity Log?
    • No: Contact your next level of support. This ends the procedure.
    • Yes: See Reference codes to look up the device error record and correct the problem. This ends the procedure.
Parent topic: Tape unit isolation procedures


Last updated: Wed, June 19, 2019