ADTRAN MX2820-48 VDC M13 MUX User Manual

M13 mux, Mx2820

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C A U T I O N !

SUBJECT TO ELECTROSTATIC DAMAGE

OR DECREASE IN RELIABILITY.

HANDLING PRECAUTIONS REQUIRED.

MX2820

M13 MUX

P/N 1186002L1

CLEI: M3C3RG0A_ _

MX2820 M13 MUX

1186002

M13 MUX

ALM

ACT

TEST

STAT

TEST

STAT

DS1

DS3

*6

118600

2L1-22

E*

DESCRIPTION

The MX2820 M13 MUX is a plug-in unit for the MX2820 chassis that provides an M13
multiplexer function to the MX2820 system. Two MX2820 M13 MUX cards are used together
to provide a redundant M13 multiplexer circuit. The MX2820 M13 MUX:

Provides 1:1 redundancy

Meets the requirements for NEBS Level 3.

INSTALLATION AND TURNUP

After unpacking the unit, inspect it for damage. If damage is found, file a claim with the carrier
and then contact ADTRAN Customer Service. Refer to the Warranty Statement on this Job Aid.
This module occupies a MUX slot in the MX2820 chassis. To install the M13 MUX in the
chassis, perform the following steps:

1. Pull the ejector tab into the down position and gently but firmly push the MUX into the

selected MUX slot. Simultaneous thumb pressure at the top and at the bottom of the unit
will ensure a good seat of the MUX into the backplane connector.

2. Push the ejector tab up and closed against the front panel.

Upon installation, the MUX will begin a self-test. This is followed with the LEDs reflecting
the true state of the hardware.

OPERATIONAL SPECIFICATIONS

Operates from A or B input voltage power feeds.

–48 VDC Systems: –42 VDC to –56 VDC

–24 VDC Systems: –22 VDC to –27 VDC

+24 VDC Systems: +22 VDC to +27 VDC

Operates over extended temperature range of –40ºC to +50ºC without fans or –40ºC to +65ºC

with fans.

Storage –40ºC to +85ºC. Relative humidity to 95 percent, noncondensing.

COMPLIANCE

The MX2820 M13 MUX complies with UL 60950, NEBS Level 3, and GR-1089-CORE.

The MX2820 M13 MUX is intended for installation in restricted access areas only.

The MX2820 M13 MUX is intended for installation in a Type “B” or “E” enclosure.

This device complies with Part 15 of the FCC rules. Operation is subject to the following two
conditions: (1) This device may not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause undesired operation.
Changes or modifications not expressly approved by ADTRAN could void the user’s authority
to operate this equipment.

PROVISIONING

All provisioning of the MX2820 M13 MUX will be handled through the SCU. The menu tree
on the reverse of this Job Aid provides the options and default settings for the MX2820 M13
MUX.

Code

Input

Output

Power Code

C

C

Telecommunication Code (TC)

Installation Code (IC)

A

LED STATUS FOR ACTIVE MUX

LED STATUS FOR STANDBY MUX

ACT

!

Green

Normal (All OK)

!

/

!

Green/Amber (Alternating)

Normal and console open

!

Red

Self-test failed

!

Amber

Software update in progress

!

/

!

Red/Amber (Alternating)

Self-test failed and console open

Red (Flashing)

Module has failed

ALM

!

Green

No critical, major, or minor alarms

!

Red

Major or minor alarm in progress

Red (Flashing)

Critical alarm in progress

DS3 STAT

!

Green

Normal (DS3 OK)

!

Red

AIS, OOF, RAI, Idle alarms

Red (Flashing)

DS3 LOS or DS3 Failure (critical)

Red (Flashing once per event)

Single/Burst DS3 code violations

!

/

!

Red/Green (Alternating)

DS3 XCV threshold exceeded

DS3 TEST

"

Off

No DS3 tests in progress

!

Amber

In test (locally originated)

Amber (Flashing)

In test (remotely originated)

DS1 STAT

"

Off

All DS1s are disabled

!

Green

Enabled DS1s normal (All OK)

!

Red

Non-critical DS1 alarm (CAIS, LAIS)

Red (Flashing)

LOS on an enabled line (critical DS1
alarm; non-critical system alarm)

Red (Flashing once per event)

Single/Burst RX DS1 code violation

!

/

!

Red/Green (Alternating)

DS1 XCV threshold exceeded

DS1 TEST

"

Off

No DS1 tests in progress

!

Amber

In test (locally originated)

Amber (Flashing)

In test (remotely originated)

ACT

Green (Flashing)

Normal (All OK)

!

Amber

Software update in progress

Red

Failure

ALM

"

Off

Permanent state during standby

DS3 STAT

"

Off

Normal (DS3 OK)

Red (Flashing)

In test (remotely originated)

DS3 TEST

"

Off

Permanent state during standby

DS1 STAT

"

Off Normal

(DS1s

OK)

Red (Flashing)

DS1 Failure

DS1 TEST

"

Off

Permanent state during standby

61186002L1-22E

0501

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