Figure 2.9 Message Screen - Mitsubishi Electric 9900D Series Owner Technical Manual

2.3.3
FAULT INDICATION (Figure 2.8)
"MESSAGE" and "SILENCE ALARM" icons will appear on the main menu when UPS failure
condition has occurred.
The following will be displayed when the MESSAGE icon on the main menu is pressed.
1) MESSAGE (Figure 2.9)
The display shows a fault code, the description of the fault and a guidance of what action is to
be taken by the user. A maximum of 10 faults is displayed at one time. If an input power failure
occurs during a fault condition, the fault indication and input power failure announcement are
alternatively displayed at 5 second intervals.
2)
SILENCE ALARM
This icon will appear when a failure occurs. The audible alarm (announcing the failure) can be
silenced by pressing this icon.
9900D SERIES UPS
OWNERS / TECHNICAL MANUAL
Figure 2.8 Main Screen (Fault Indication)

Figure 2.9 Message screen

MITSUBISHI ELECTRIC 9900D SERIES UPS
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