Chapter 5 - System Maintenance

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.

Main

Control

Module

CONT

Critical

Major

Minor MGC-100

L0

Power

L1

L2

L3

PWR

IN OUT

Floppy Disk Drive COM Port

Functional Modules

 

 

LEDs

 

 

 

 

 

 

Ejectors

 

 

 

NET-8

NET-8

NET-8

NET-E1

MUX

MUX

DATA

DATA

VIDEO

VIDEO

VIDEO

VIDEO

AUDIO

AUDIO

AUDIO

AUDIO

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Stby

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Fail

Active

Active

Active

Active

Active

Active

Active

Active

Active

Active

Active

Active

Active

Active

Active

Active

Line 1

Line 1

Line 1

 

 

 

 

 

 

 

 

 

 

 

 

 

Line 2

Line 2

Line 2

 

 

 

 

 

 

 

 

 

 

 

 

 

Line 3

Line 3

Line 3

 

 

 

 

 

 

 

 

 

 

 

 

 

Line 4

Line 4

Line 4

 

 

 

 

 

 

 

 

 

 

 

 

 

Line 5

Line 5

Line 5

Line A

 

 

 

 

 

 

 

 

 

 

 

 

Line 6

Line 6

Line 6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Line 7

Line 7

Line 7

Line B

 

 

 

 

 

 

 

 

 

 

 

 

Line 8

Line 8

Line 8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PWR

PWR

IN OUT

IN OUT

Power Supply Module Handle

Figure 5-1: MGC-100 front panel

5-2

Page 146
Image 146
Polycom DOC2237A manual Controls and Indicators, MGC Unit Front Panel