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C
6
HAPTER
LED display
The front panel contains an LED display field with a total of 9 labelled LEDs. It is used as an operating
state and error indicator during the start-up phase and during operation.
Each LED can take on one of four states: green (G), orange (O), red (R) and inactive. In general the
colours have the following meaning:
Table
6.3:Significance of the LEDs colours
Colour
Inactive
Green
Orange
Red
The following display patterns and symbols have been defined for displaying an mode or an error of the
SMB Controller or a running application (e.g. MiVoice Office 400):
Table
6.4:Defined display patterns (Sheet 1 of 2)
LED activation period
Always off
Always on
Always on
Figure 6.4:
Description
Inactive
Steady green
Steady orange
LED display
Meaning
Switched off
Normal operation / everything
in order
Function is being carried out / is
active
Warning / error
Symbol
D
ISPLAY AND CONTROL PANEL
O
M
PERATION AND
AINTENANCE
196
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