Setting DescriptionHMI backlight Adjust the backlight brightness.Control P/W level 1 Change the level 1 password, or remove the passwordon level 1. The default value is 1111.Control P/W level 2 Change the level 2 password. The default value is 1010.7.2 Signing inIf the level 1 password is enabled, you need to sign in.1. Press the lock icon in the top right corner of the screen.2. Type in your password and press OK.You are signed in.3. Press Continue to return to the previous screen.You have 3 attempts to type in the password. If an incorrect password is givenmore than 3 times, you need to wait for 30 minutes before trying again.To modify the user settings, you need to enter the level 2 password. For thedefault passwords, see Section7.1.4.1.7.3 System control instructions7.3.1 Starting the UPS system in the double conversion modeThe UPS system can consist of a single UPS or several parallel UPSs. UPSswith their MOB open are not considered as part of the system.To start the UPS system:1. Open the UPS front door.2. If included inside the UPS system, make sure that the rectifier inputswitches are closed.3. Make sure that the battery breaker is closed.4. If included inside the UPS system, make sure that the transformer fan MCB(F12) is closed.5. Close the UPS front door.6. Close the UPS input feeder circuit breaker.7. Close the UPS bypass input feeder circuit breaker.8. Wait for the UPS control panel display to become active and to indicatelogic power.9. Repeat steps 1–8 for each individual UPS in the system.10. In the home screen, press Controls.The System controls screen appears.Eaton 9PHD UPS 30–200 kW User's and installation guide© Eaton Corporation plc 2017. All rights reserved. Document ID: P-164000531 95 (127)