Operation
The following table shows the indicator status and description.
Indicator | Status | Description |
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| On | The UPS is operating normally. | |
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Green | Flashing | S The UPS is starting up or is shut down and waiting for power to return. | |||||
SA new information message is active. S Bypass is not available.
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| Off | The UPS is turned off and will not turn on automatically. |
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| On | The UPS is in Battery mode. |
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| Yellow |
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| On | The UPS is in Bypass mode. |
| Yellow |
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| On | The UPS has an active alarm. |
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| Flashing | There is a new UPS alarm condition. See “Troubleshooting” on page 91 |
| Red | for additional information. | ||||
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Changing the Language
Press and hold the first button on the left for approximately five seconds to select the language menu. This action is possible from any LCD menu screen.
Display Functions
As the default or after 15 minutes of inactivity, the LCD displays the selectable startup screen. The default is the Eaton Powerware logo and can be changed to the Mimic screen in the User Settings menu.
The backlit LCD automatically dims after a long period of inactivity. Press any button to restore the screen.
Use the two middle buttons (
and 
) to scroll through the menu structure. Press the 
button to enter a submenu. Press the 
button to select an option. Press the ESC button to cancel or return to the previous menu.
66 | Powerware® 9155 UPS |