Polycom DOC2237A Hardware Installation Manual page 76

Chapter 4 - Hardware Description
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Floppy Disk Drive
4-4
Figure 4-3 shows the front panel of the MGC-100 NEBS Standard. The front
panel, as in the MGC-100, provides access to the Main Control Module, the
Functional Modules, and the Power Supply Modules. Status LEDs on the
Main Control Module, Functional Modules, and Power Supply Modules
indicate the status of the system.
Main
Control
Module
CONT NET-8
Critical
Stby
Major
Fail
MGC-100
Minor
Active
L0
Line 1
Line 2
Line 3
Line 4
Power
Line 5
L1 Line 6
L2 Line 7
L3 Line 8
COM Port
Figure 4-3: MGC-100 NEBS standard front panel
Functional Modules
LEDs
NET-8 NET-8 NET-E1 MUX MUX DATA DATA
Stby Stby Stby Stby Stby Stby Stby
Fail Fail Fail Fail Fail Fail Fail
Active Active Active Active Active Active Active
Line 1 Line 1
Line 2 Line 2
Line 3 Line 3
Line 4 Line 4
Line 5 Line 5
Line A
Line 6 Line 6
Line 7 Line 7
Line B
Line 8 Line 8
Power Supply Module Cover
Ejectors
VIDEO VIDEO VIDEO VIDEO AUDIO AUDIO AUDIO
Stby Stby Stby Stby Stby Stby Stby
Fail Fail Fail Fail Fail Fail Fail
Active Active Active Active Active Active Active
AUDIO
Stby
Fail
Active