MIX 56 User Manual

1 Descriptions

MAIN ASSEMBLIES

! ALERT

ALERT! To avoid electrostatic discharge, always wear a grounding strap plugged into the ESD jack when handling any MIX 56 components.

Front Panel

Each MIX 56 chassis houses two independent systems, System 1 and Sys- tem 2. The front of each system is equipped identically (with the exception of one electrostatic discharge (ESD) jack per chassis), and either system can be used as a DSX only, as a nonredundant multiplexer, or as a redun- dant multiplexer.

LED

Craft

ACO/LMP

M13 Cards

Panel

Port

Button

(two for redundancy)

ESD Jack

ESD

 

 

CRT MJR

MNR MAINT

 

CRAFT

HS

LS ACO

 

 

 

 

 

1

3

5

7

9

11

13

15

17

19

21

23

25

27

DSX

Tracer Lamp

DSX Jack

Wire-Wrap

Pin Field

Fanning Strip

M13 Card Ejector Handle

 

 

 

 

 

 

 

CRAFT

 

 

 

 

 

 

ESD

 

 

CRT

MJR

MNR MAINT

 

 

HS

LS

ACO

 

 

 

1

3

5

7

9

11

13

15

17

19

21

23

25

27

TL TL

TROUT RT

TT R IN R

1

14

15

28

Front View

(shown without doors)

Front Panel Definitions

ACO/LMP Button: One per system. When pressed and released, it turns off external alarms for a time period specified in the system settings screen of the Craft interface or through SNMP. When pressed and held for three seconds, it tests the LEDs on the LED panel and the M13 cards by chang- ing the panel LEDs to yellow (except Critical and Major, which turn to red) and changing the card LEDs to orange. Testing the LEDs also resets the ACO timer.

DSX Jack: 28 per system. Used for patching and monitoring DS1 signals.

122188-10 A0

Telect, Inc.

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Telect MIX 56 user manual Main Assemblies, Front Panel Definitions