Controls and indicators, Mgc unit front panel, Controls and indicators -2 – Polycom DOC2237A User Manual
Page 146: Mgc unit front panel -2, Functional modules, Chapter 5 - system maintenance
Chapter 5 - System Maintenance
5-2
Controls and Indicators
MGC Unit Front Panel
The front panel of the MGC unit contains a number of controls, components,
and indicators for using the MGC system. Figure 5-1 and Figure 5-2 show the
front panel of the MGC-50 and MGC-100 and all their elements.
Figure 5-1: MGC-100 front panel
Power Supply Module Handle
Ejectors
LEDs
Floppy Disk Drive
Main
Control
Module
COM Port
Power
L1
L2
L3
Critical
Major
Minor
L0
PWR
IN OUT
CONT
PWR
IN OUT
PWR
IN OUT
Line A
Line B
Stby
Fail
Active
Stby
Fail
Active
Stby
Fail
Active
Stby
Fail
Active
Stby
Stby
Fail
Fail
Active
Active
Stby
Fail
Active
Stby
Stby
Fail
Fail
Active
Active
Stby
Fail
Active
Stby
Stby
Fail
Fail
Active
Active
Stby
Fail
Active
Stby
Fail
Active
Stby
Fail
Active
NET-E1
MUX
MUX
DATA
DATA
VIDEO
VIDEO
VIDEO
AUDIO
VIDEO
AUDIO
Stby
Fail
Active
AUDIO
AUDIO
Functional Modules
Line 6
Line 7
Line 8
Line 3
Line 4
Line 5
Line 1
Line 2
Line 6
Line 7
Line 8
Line 3
Line 4
Line 5
Line 1
Line 2
Line 6
Line 7
Line 8
Line 3
Line 4
Line 5
Line 1
Line 2
NET-8
NET-8
NET-8
MGC-100