fix 3 image names per ms review feedback

Author: Suzi Zuber

articles/sap/large-instances/hana-setup-smt.md

@@ -81,15 +81,15 @@ To install an SMT server for HANA Large Instances, you'll first need:
 
 9. After the installation completes, go to the SMT server configuration. Enter the organizational credentials from the SUSE Customer Center you retrieved earlier. Also enter your Azure virtual machine hostname as the SMT Server URL. In this example, it's https:\//smtserver.
 
-    [![Screenshot of SMT server configuration.](./media/hana-installation/image6_configuration_of_smtserver1.png)](./media/hana-installation/image6_configuration_of_smtserver1.png#lightbox)
+    [![Screenshot of SMT server configuration.](./media/hana-installation/image-6-configuration-smt-server-1.png)](./media/hana-installation/image-6-configuration-smt-server-1.png#lightbox)
 
 10. Now test whether the connection to the SUSE Customer Center works. As you see in the following screenshot, in this example, it did work.
 
     [![Screenshot of testing connection to SUSE Customer Center.](./media/hana-installation/image7_test_connect.png)](./media/hana-installation/image7_test_connect.png#lightbox)
 
 11. After the SMT setup starts, provide a database password. Because it's a new installation, you should define that password as shown in the following screenshot.
 
-    [![Screenshot of defining password for database.](./media/hana-installation/image8_define_db_passwd.PNG)](./media/hana-installation/image8_define_db_passwd.PNG#lightbox)
+    [![Screenshot of defining password for database.](./media/hana-installation/image-8-define-database-password.png)](./media/hana-installation/image-8-define-database-password.png#lightbox)
 
 12. Create a certificate.
 
@@ -123,7 +123,7 @@ The client or clients in this case are the HANA Large Instances. The SMT server
 
 Copy that script over to the HANA Large Instance you want to connect to your SMT server. Start the script with the -h option, and give the name of your SMT server as a parameter. In this example, the name is *smtserver*.
 
-[![Screenshot of configuring the SMT client.](./media/hana-installation/image12_configure_client.PNG)](./media/hana-installation/image12_configure_client.PNG#lightbox)
+[![Screenshot of configuring the SMT client.](./media/hana-installation/image-12-configure-client.png)](./media/hana-installation/image-12-configure-client.png#lightbox)
 
 It's possible that the load of the certificate from the server by the client succeeds. In this example, however, the registration fails, as shown in the following screenshot.