Sony BVME251 Operation Guide - Page 79

If an HDMI EDID error occurs, disconnect the HDMI cable from the monitor, and then turn off and on the power of the monitor. For details of the error/warning display on the indicators, see page 10. After completion of upgrade, the system is restarted. The network between the monitor and controller is reconnected, and you can operate the controller. When the upgrade sequence does not move forward correctly, the error message [Err] is displayed in the display window. If this error message is displayed, contact your Sony representative. 6 Exit the [Controller Upgrade] menu, select the [Controller Upgrade] menu again, and confirm that the version of the selected item has been upgraded. Extending the Monitor Function with the Optional License (BVME171 only) With the optional license "BVML-HE171," you can make this monitor HDR compatible in the following way.  Purchasing the license purchase key  Obtaining the install key file  Activating the optional license for HDR-compatibility Notes  For obtaining the license purchase key, please contact your Sony representative.  After completing payment, the license purchase key is sent by email. The license purchase key is used when you obtain the install key file in the procedure for "Obtaining the Install Key File."  To obtain the install key file, you are required to have the unique device ID of the BVM-E171 on which the install key file is installed. For how to check the unique device ID, see "Obtaining the Install Key File" on page 80. Items to prepare BVM-E171 (software version 1.1 or later) BKM-17R, connecting cable USB memory stick Purchasing the License Purchase Key 1 Contact your Sony representative to inform the license name "BVML-HE171" and the required number of license purchase keys. "BVML-HE171" is a paid-for option. You can obtain the install key file when you purchase the license purchase key. 2 After completing payment, you will receive the license purchase key by email from your Sony representative. The license purchase key is described in the email or attached file. Note Properly store the email with the license purchase key described. If you lose the email before obtaining the install key file, contact your Sony representative again. 79 Extending the Monitor Function with the Optional License (BVM-E171 only)