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MGC+ Hardware and Installation Manual
5-3
Figure 5-2: MGC+50 front panel
LED Indicators
The following LEDs appear on the front panel:
• 4 LEDs on the ReadiManager IAM
• 4 LEDs on the Control Unit (CU)
• 3 LEDs on each Functional Module except for the Network Interface
Module which contains additional LED for each PRI span connected to
the system
• 2 LEDs for each of the MGC+100 Power Supply modules
• 2 LEDs on the MGC+50 Power Supply
• 5 LEDs on NET-2 ISDN Network Interface Module
• 7 LEDs on NET-4 ISDN Network Interface Module
• 11 LEDs on NET-8 ISDN Network Interface Module
The system uses these LEDs to indicate operating states. The LEDs on the
Net-2/Net-4/Net-8 are tri-color. Depending on the states of the LEDs inputs,
the LED can be off, green, red or yellow. The LEDs on the front panel are
described in Table 5-1.
Power
Out
P
O
L
Y
C
O
M
R
M
G
C
+
Line 1
Line 2
Line 3
Line 1
Line 4
Line 2
Line 5
Line 6
Line 7
Line 8