SECHTOR 300 and Z-Plex are registered trademarks of Zhone Technologies
Zhone and the Zhone logo are registered trademarks of Zhone Technologies
All other trademarks and registered trademarks are the property of their respective holders.
Model No.
COPYRIGHT
This publication is protected by copyright law. No part of this publication may be copied or distributed, transmitted,
transcribed, stored in a retrieval system, or translated into any human or computer language in any form or by any
means, electronic, mechanical, magnetic, manual or otherwise, or disclosed to third parties without the express written permission from Zhone Technologies.
Zhone Technologies makes no repr esen tation or warranties with res pect to the co ntents hereo f and s pecifically di sclaims any implied warranties of merchan tability, noninfringement, or fitness for a particular purpose. Fu rther,
Zhone Technologies reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of Zhone Technologies to notify any person of such revision or changes.
Federal Commun ic at i ons Commission (F CC)
Part 15 Regulation For Telephone Equipment
The product descri bed he rei n has been tested and f ound to comply with the limi ts for a Class
“A” Digital Device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment generates, uses and can radiate radio frequency
energy , and, i f not installed and used according t o instructions i n this Operations Manual, may
FCC Part 68 Regulatory Information
cause harmful interference to radio communications. Operation of this equipment in a
residential area is li kely to cause ha rmfu l inter fere nce in which ca se the user will be requir ed
to correct the interference at their expense.
The authority to operate this equipment is conditioned on the requirement that no
modifications will be made to the equipment unless t he changes or modificatio ns are expressly
approved by the manufacturer.
This equipment was tested with sh ielded input/out put and interface cable s. It is recommended
that shielded cables be used with th e equipmen t to reduce interference whenever th e
possibilit y of interference is suspected.
Notice to Users of T1 Service
This equipment complies with part 68 of the FCC rules. On the bottom of the chassis is a label
that contains, among other information, the FCC certification number of this system. If
requested, this information must be provided to the telephone company.
The applicable certification jack (USOC) used on this equipment is the RJ48C. Before
connecting your unit, you must inform the telephone company of the following information:
This equipment is designe d to be connected to the t elephone network or premi ses wiring using
a compatible modular jack that is part 68 compliant. See installation instructions for details.
Note that the Ringer Equivalence Number (or REN), is not applicable for this system’s T1
digital ports.
Running Head
If this equipment (Z-Plex 10) causes harm to the telephone network, the telephone company
will notify you in advance that temporary discontinuance of service may be required. But if
advance notice isn’t practical, the telephone company will notify the customer as soon as
possible. Also, you will be advise d of your right to file a complaint with the FCC if you be lieve
it is necessary.
The telephone company may make changes to its facilities, equipment, operations or
procedures that could affect the operation of the equipment. If this happens the telephone
company will provide advance notice so you can make the necessary modifications to
maintain uninterrupted service.
If trouble is experienced with thi s equipment, or for repair or warranty information, plea se
contact the service center at:
If this equipment is causing harm to the telephone network, the telephone company may
request that you disconnect the equipment until the problem is resolved.
Model No.
In the event of equipment malfunction, all repairs must be performed by the equipment
manufacturer , or an authorized agent . It is the responsibility of us ers requiring service to r eport
the need for service to the equipment manufacturer, or to one of its authorized agents.
Connection to party line service is subject to state tariffs. (Contact the state public utility
commission, public service commission or corporation commission for information).
Country-Specific Regulatory Compliance Information
CANADA
Industrie Canada Requirements
NOTICE TO USERS OF THE CANADIAN TELEPHONE NETWORK
The Industrie Canada l abel identifies certified equipment. This certif ication mean s that the
equipment meets certain telecommunications network protective, operational and safety
requirements. The Department does not guarantee the equipment will operate to the user's
satisfaction.
Before installing this equipment, ensure that it is permissible to connect to the facilities of the
local telecommunications company. The equipment must be installed using an acceptable
method of connection. In some cases , the company's inside wiring ass ociated with a single line
individual service may be extended by means of a certified connector assembly (telephone
extension cord). The customer should be aware that compliance with above conditions may
not prevent degradation of service in some situations.
Repairs to certified equipment should be made by an authorized Canadian maintenance
facility designated by the supplier. Any repairs or alterations made by the user to this
equipment, or equipment malfunctions, may give the telecommunications company cause to
request the user to disconnect the equipment.
Users should ensure for their own protection that the electrical ground connections of the
power utility , tele phone lines and int ernal metallic water pipe system, if prese nt, are connected
together. This precaution may be particularly important in rural areas.
CAUTION!
Do not attempt to make such connections yourself; contact the appropriate electrical inspection
authority, or electrician, as applicable.
The Ringer Equivalence Number (REN) assigned to each terminal device denotes the
percentage of the total load to be connected to a telephone loop that is used by the device to
prevent overloading. The termination on a loop may consist of any combination of devices
subject only to the requirement that the total REN of all the devices doe s not excee d fi ve (5) .
The Ringer Equivalence Number (REN) of this equipment is not applicable.
A.4.5Put and undo commands..........................................................................A-36
Contents
Zhone Technologies / ix
Running Head
Contents
Model No.
x \ Zhone Technologies
IntroductionProduct overview
Chapter 1
Introduction
This chapter introduces you to the features and benefits of the integrated access solution that permits
voice and data integration in a single unit. It includes the following topics:
Product overview page 1-1
Features page 1-2
Benefitspage 1-2
TR-08page 1-2
Managing the Z-Plexpage 1-3
Product specificationspage 1-4
1.1Product overview
Bundled service depl oyment is a snap thanks t o this product. It allows cost-effect ive and quick
deployment of analog voice and data services on dual T1 access trunks.
The product sports a sleek, low profile chassis which is configured through a command line
interface or SNMP. LEDs are provided for monitoring th e statu s of the pro duct unde r nor mal
operation as well as under test conditi ons . Maintenan ce and diagno stic s are furt her enhan ced
via loopbacks and test patterns. Additionally, a remote office can use networks loopbacks to
verify that the unit is operating normally.
network loopbacks can be used to test from a remote office.
The product addresses access needs for sites requiring economical adaptation of FXO/FXS
analog voice-based key systems and PBXs to T1 se rvices. The product suppor ts TR-08 as well
as ESF and D4 framing. Additionally, the product provides a high speed V.35 port for
connecting to routers for bundled service arrangements. For sites needing up to 24 analog
lines, with or without data requirements, this product is an ideal solution.
The product’s primary function is to allow for remote termination of lines from a
centrally-locate d switch. Data po rts are also pr ovided on the unit for those applicat ions where
high speed data deployment is required.
The product is complementary to the leading integrated access device systems and solutions.
Zhone Technologies / 1-1
Running Head
FeaturesIntroduction
Model No.
1.2Features
•Voice and data channel bank with integral CSU/DSX interface
•Sleek, low profile, one rack unit (1 RU) chassis
•From 12 to 16 FXS analog voice ports
•Up to 8 FXO ports
•One high speed V.35 data port
•Extensive diagnostics
•LED status indicators for maintenance
•TR-08 support
1.3Benefits
•Minimal installation cos ts—remote configuration through a command line interface
(CLI) or SNMP.
•Flexibility—One RU design allows easy installation in tight spaces. Rack or wall
mounting or desktop placement options are available.
•Simplified maintenance—LEDs help monitor equipment status under both normal
operation as well as test mode. Loopback access and test pattern availability further
enhance maintenance and diagnostics, all simplified and configurable from a network
management system.
1.4TR-08
The TR-TSY-000008 BellcoreTM standard (commonly referred to as TR-08) describes the
generic requirements for interfacing between local digi tal switches and remote digital
terminals via the SLC
TR-08 has three operational modes. The Z-Plex supports Mode I:
•Mode I is a non-concentrated, non-blocking configuration where each channel is
assigned a dedicated DS0 time slot.
•Mode II is a concentrated configuration (allows blocking) with 48 channels sharing
24 DS0 time slots. T ime slot s are ass igned on a demand ba sis for t he duration of the ca ll.
•Mode III is a non-concentrated mode used for coin and D4 single-circuit channel banks.
R
96 digital loop carrier system.
The RT channel numbering scheme supported by the product is described in Bellcore
publication TR-TSY-0000008.
1-2 \ Zhone Technologies
IntroductionManaging the Z-Plex
When a T1 port is configured for TR-08 format, the voice channels assigned to this port are
identified by channel number (according to the TR-TSY-000008 document), which may be
different from the T1 time slot number. The product supports only Shelf A. The relation
between a channel number and corresponding slot number for TR-08 is shown in the
following table.
Channel
Numbers
Time slots 135791113151719212324681012141618202224
123456789101112131415161718192021222324
1.5Managing the Z-Plex
The Z-Plex provides the following interfaces to configure the unit:
•Serial (craft)—An out-of-band RS232 serial interface.
•DS0—The DS0 management channel en capsulates IP traf fic in HDLC fra mes using DS0
24.
•Ethernet —You can telnet to the Z-Plex over the Ethernet to manage the unit.
•IP over FDL —The Z-Plex unit supports IP over FDL as a way to configure the system
via the CLI. The IP over FDL connection is different than the standard FDL interface
which provides error chec king for T1 int erfaces. The t wo FDL interf aces canno t be used
at the same time.
You can configure the Z-Plex using any of the following methods:
•SNMP
•CLI
•TFTP
1.5.1SNMP
The Z-Plex supports Simple Net work Management Prot ocol (SNMP) version 1 and version 2
for system management. Network object variables are management information base II
(MIB-II) compliant.
SNMP can be accessed over a number of IP interfaces, including IP over FDL, the DS0 24
management channel, or the Ethernet interface. The SNMP agent on the Z-Plex uses to port
161 of UDP for management traffic and UDP port 162 for error events and SNMP traps.
The MIBs fo r the Z-Plex control the following:
Zhone Technologies / 1-3
Running Head
Product specificationsIntroduction
Model No.
•T1 configuration, performance statistics, alarm conditions, and diagnostics.
•FXS/FXO configuration, status, and diagnostics.
•Data port configuration, status, and diagnostics.
•General chassis management, field upgrades, and alarms.
1.5.2CLI
The CLI is an easy- to-us e int erfac e that is functi onall y sim ila r to S NMP. The CLI commands
are equivalent to SNMP get and set commands and allow you to quickly configure the unit.
The interface is accessible both via telnet and through a local serial port. You can configure
the same elements with the CLI as you c an with SNMP.
1.5.3TFTP
Trivial File Transport Protocol (TFTP) is used by the Z-Plex perform bulk downloads of
configuration infor mation and to support field so ftware upgrade s. TFTP is accessi ble through
telnet only.
1.6Product specifications
Chassis
Specification
InstallationDesktop
Power Supply90 - 260 VAC, 50-60 Hz
Ring GeneratorNominal 86 VRMS
EnvironmentOperating Temperature
Regulatory
Compliance
FCC Reg #
Height
Width
Depth
Weight
Storage Temperature
Relative Humidity
1.75 inches; with feet, 2 inches (44.45 mm; with feet, 50.8 mm)
17.25 inches (438.15 mm)
9 inches (228.6 mm)
Approximately 10 pounds (4.54 kg)
Wall mount
Rackmount
42 - 56 VDC
Integrated AC/DC converter and ringing generator
Frequency 16.7, 20, 25, 50 Hz
DC Component: -48 volts DC nomial
Crest factor cf, where 1.2=<cf=<1.6
Ringing Capability: 40 VRMS across 1 REN at the end of a 400 ohms loo p
0
c to +500c (230F to 1220F)
-5
0
-40
c to +700c (-400F to 1580F)
5 to 95% Humidity, Non-condensing
FCC Part 15 Class A
UL 1950 and CSA 950
FCC Part 68 and Industry Canada CS-03
6RTUSA-35287-DE-N
1-4 \ Zhone Technologies
IntroductionProduct specifications
T1 interfacePhysical
Frame format
Line code
Line equalization
CSU line build Out (LBO)
DSX line length
Clocking
FDL
Input level
TR08 support
Diagnostics
FXS interfacePhysical
FXS supervision mode
FXS signaling
TLP
Impedance
Ringing voltage
Loop length
Others
FX0 interfacePhysical
FXO supervision mode
FXO signaling
TLP
Loop length
Others
Data interf acePhysical
Frame format
Data Rate
Gender
Hardware signaling
Diagnostics
10Base-T interfacePhysical
Frame format
Interface speed
Protocols
Diagnostics
Serial portPhysical
Electrical
Interface speed
Protocols
DiagnosticsExtensive power-up self test
Alarm contactsThe alarm connector is OPEN during NOR MA L op e rating conditions
Two RJ48
D4, ESF, SLC96 (TR-08)
AMI, B8ZS
0 to 133 ft., 134 to 266 ft., 267 to 533 ft., 534 to 655 ft.
0 dB, -7.5 dB, -15.0 dB, -22.5 dB, auto matic receive sensitivity
0.6 dB for 0 - 250 ft, 1.8 dB for 251 - 500 ft, 3.0 dB for 501 - 700 ft
Internal Stratum 4, line
Per ANSI T1.403, AT&T Pub TR62411
+3.0dB to -36dB
Universal voice grade (UVG), single-party (SP) signaling
QRSS, line loopback, CSU LB de te ct io n, performance statistics over FDL , ba nt am
jacks for in-session T1 monitoring
One 50-pin female amphenol, up to 24 ports
FXS, FXS-DN, FXS-DN-Wink, TR-08
Loop Start, Ground Start, Loop Start with forward Disconnect, Ground Start
Immediate, Ground Start Automatic, Universal Voice Grade, Universal Voice Grade
Automatic, Single-Party
Increments of 1dB, -3dB to +9dB on transmit; -9dB to +3dB on rec ei ve
600 Ohm
50 VRMS, on hook transmission for Calle r ID su pport
At least 800 Ohms external resi sta nce including set
CLASS features (distinctive ringing, Caller ID)
compatibility with V.34 and V90 modem standards
One 50-pin female amph enol, up to 8 ports
FXO, dial pulse termination
Loop Start, Ground Start, Loop Start with force d Disc onnect, Ground Start with
forced Disconnect, DPT
Increments of 1dB, -3dB to +9dB on transmit; -9dB to +3dB on rec ei ve
600 Ohm
At least 800 Ohms external resi sta nce including set
CLASS features (distinctive ringing, Caller ID)
compatibility with V.34 and V90 modem standards
One V.35 port (female DB25)
Transparent HDLC (NRZ, NRZI)
Nx56K, Nx64K (N=1-24)
DCE
RTS/CTS with on, off, auto
RTS/CTS programmable delay from 0 to 100msec
Local and line loopba cks.
One RJ45
Ethernet IEEE802.3
10Mbps
IP, SNMP and telnet
SNMP and telnet management, alarm traps
One female DB9
RS232
9600, 19,200, 38,400 bps. The de fau lt is 9600
Asynchronous
LED Indicators
QRSS Test Pattern on T1; 2047 Test Pattern on Data ports
Loopbacks for FXO/FXS, T1 and Data ports
CSU Loopback detection
Performance statistics over FDL
Bantam jacks for in-session T1 monitoring and line testing
Alarm connector CLOSES for duration of major alarms only.
The contacts close both alarm connector and 25th pair of Amphe nol connector.
Zhone Technologies / 1-5
Running Head
Product specificationsIntroduction
Model No.
1-6 \ Zhone Technologies
Installing the Z-PlexProduct description
Chapter 2
Installing the Z-Plex
This chapter gives you quick, simple instructions to get you up and running. You will also
learn how to install and mount the product. This chapter includes the following topics:
Product descriptionpage 2-1
Unpacking the productpage 2-2
Installing the productpage 2-3
Rack mountingpage 2-5
Locating the product on a desktoppage 2-6
Wall mountingpage 2-6
2.1Product description
The Z-Plex multiplexor i s a compact, next- generati on multi-s ervice acc ess device t hat can be
deployed today in a TDM network to provide support for traditional legacy services. It is
cost-effecti ve T1 channel bank, capable of mul ti pl exi ng up t o 24 FXS channels and one data
port onto a single T1 interface. All configurations are accessible by SNMP based network
management, CLI, and by a local serial interface.
2.1.1Back panel
The back panel of the Z-Plex provides connectors for the network interfaces and power
supplies.
Zhone Technologies / 2-1
Running Head
Unpacking the productInstalling the Z-Plex
Model No.
2.1.2Front panel
The Z-Plex front panel provides LEDs for monitoring the status of the unit.
2.2Unpacking the product
This product is ship ped as a comple te package that includes this user’s guide . After unpac king
the carton, check to ens ure that all items are included in the box by reviewing aga ins t the Kit
of Parts list shown below. In the event any items are missing, contact your distributor for
further instructions.
2.2.1Packing materials
Keep all the packaging materials for future use in case the unit has to be returned for
maintenance and/or replacement.
2.2.2Kit of parts
•2 Mounting brackets
•A 3-Conductor DC power plug
•A 2-Conductor external alarm plug
•6 #6 x 5/16” Type B Flat-head screws
•8 #6 Pan-head screws
•1 AC power c ord
•CD with User’s Guide
2.2.3Product user’s guide
This guide contains instructions for common tasks: configuration, installation, maintenance,
and testing of the unit.
2-2 \ Zhone Technologies
Installing the Z-PlexInstalling the product
2.2.4Hardware, cabling, and optional accessories
The product comes packaged with an AC power cord to provide power to the unit. It is also
shipped with two angle brackets and screws for rack mounting.
2.2.5Who to call for help
Contact your distributor if any items are missing, or if you want to order another unit.
2.3Installing the product
The product can be installed in a rack, on a desktop, or attached to a wall using appropriate
wall anchors and brackets. It is necessary to read the information that follows to ensure proper
reliability of the unit.
2.3.1Choosing a site for the product
When choosing a site f or th e pr oduct, make sure that you fol lo w the i nst al lat ion instructions.
Provide adequate ventilation and ample room for cable routing.
2.3.2Temperature specifications
•Shipping and storage: -40oc to +70oc (-40oF to 158oF)
o
•Operating range: -5
•Relative Humidity: 5% to 95% non-condensing
Note:The product is equipped with a fan to ensure proper cooling and reliability. In the
event that the installation environment temperature exceeds the temperature
specifications, it is recommended that adjustments be made. Improper operation
outside of these temperatures may result in performance degradation.
c to +50oc (23oF to 122oF)
2.3.3Important Safety Instructions
There are several precautions to take before installing and/or servicing the product.
Read and follow all warning notices and instructi ons marked on the product or included in this
guide.
Zhone Technologies / 2-3
Running Head
Installing the productInstalling the Z-Plex
1. Never install telephone wiring during a lightning storm.
2. Never install this product in a wet location.
3. Never install telep hone jack s in we t lo cat ions unless the jack is specifically designed for
this purpose only.
4. Never touch uninsulated telephone wires or terminals unless the telephone line has first
been disconnected at the network interface.
5. Use caution when installing or modifying telephone lines.
6. Never attempt to service this product unless you are an authorized service technician.
Doing so can result in injury or damage to the unit and void all warranties.
7. This product is intended for use with a three-wire grounding type plug. This is a safety
feature. Equipment groundi ng is vita l to e nsure safe oper ation . Do not defeat the purpose
of the grounding type plug by modifying the plug or using an adapter.
Model No.
8. Prior to installation use an outlet tester or a voltmeter to check the AC receptacle for the
presence of earth g round. I f the rece pta cle is n ot proper ly gro unded, t he ins tall ation must
not continue until a qualified electrician has corrected the problem. In addition, a
connection for earth or saf ety grounding i s provided on the chassis . It is a #6 threaded stud
located next to the AC in let recepta cle.
9. Slots and openings in th e product are provided for ven tilation. T o ensure reliab le operation
of the product and to protect it from overheating, these slots and openings must not be
blocked or covered.
10. DO NOT allow anything to rest on the power cord and do not locate the product where
persons could step or walk on the power cord.
11. DO NOT attempt to service this product yourself. To avoid exposure to dangerous high
voltage points or other risks, refer all servicing to qualified service personnel.
12. Special cables, which may be required by the regulatory inspection authority for the
installation site, are the responsibility of the buyer.
13. When installed in the final configuration, the product must comply with the applicable
Safety Standards and regulatory requirements of the country in which it is installed. If
necessary, consult with the appropriate regulatory agencies and inspection authorities to
ensure compliance.
14. A rare phenomenon can create a voltage potential between the earth grounds of two or
more buildings. If products installed in separate bui ldings ar e interconn ected, the vol tage
potential may cause a hazardous condition. Consult a qualified electrical consultant to
determine whether or not this p henomenon e xists and , if necess ary, implement corrective
action prior to interconnecting the product.
2-4 \ Zhone Technologies
Installing the Z-PlexRack mounting
2.4Rack mounting
The product chassis comes with brackets for rack mounting; and the chassis is designed to
accommodate brackets for front center or rear mounting. The installation site for rack
mounting should provide proper room for ventilation and cable routing.
Note:Check all gr ounding instru ctions when install ing the unit in a rack. Pr oper gr ounding
is mandatory at all times.
Figure 2-1 depicts a 19 inch rack mount configuration.
Figure 2-1. Rack mounting the Z-Plex
Zhone Technologies / 2-5
Running Head
Locating the product on a desktopInstalling the Z-Plex
Model No.
2.5Locating the product on a desktop
Each unit can be easily set on top of a desk or table. A stable environment is necessary for
peak performance of each unit. The chassis should be placed on a flat, smooth surface, such
as a table, that is free of contaminants. This surface should be capable of supporting a fully
equipped chassis. Be sure to allow enough clearance above and below the chassis for proper
air circulation. The metal brackets and feet furnished with the chassis must be used for this
purpose.
2.6Wall mounting
Prior to wall mounting check to see if the environ ment is stable and free from any extreme
temperatures, humidity or vibrations of any sort. The unit should be mounted with the fan to
the top with at least 2 inches of clear space on the sides, above, and below for adequate air
flow. Allow at least 6 inches for cable clearance.
When attaching unit(s) to a wall make sure that appropriate fasteners such as masonry
anchors, heavy duty wood screws or expansion bolts are used for heavy objects.
Note:Additional support hardware may be necessary (not i nclud ed with u nit) to secu r e th e
unit properly to the wall. If the surface is not solid enough to hold the unit and
attached cabling, it is recommended that a small piece of 3/4” plywood be fastened
to the wall before attaching the unit. This will help ensure a more stable environment.
2-6 \ Zhone Technologies
Electrical InstallationConnector type
Chapter 3
Electrical Installation
When you are ready to go be yond t he basi cs of th e pro duct, u se this chapte r to lear n sp ecifics
on grounding, cabling, and the necessary power requirements for operation. It includes the
following topics:
Connector typepage 3-1
Data port connector pinoutspage 3-2
Power requirementspage 3-4
Alarmpage 3-5
Grounding requirementspage 3-6
Cablingpage 3-7
3.1Connector type
The product is equippe d with several types of electrical connections to the network and power
sources. The table below lists each one of the connectors along with their functionality.
Table 3-1. Backpanel connectors
Connector NameConnector TypeDescription
FXS/FXO lines50 pin amphenolUp to 24 FXS/FXO Tip-and-Ring pair
Signals: TIP, RING for FXS.
Alarm2 position
(plug included
with kit of parts)
V.35DB25 femaleV.35 data port signals.
A relay closure that sends alarms out to an
external alarm system.
RS-232 serialDB9Asynchronous craft port for local management.
10BaseT EthernetRJ45Ethernet port for remote management over IP.
Zhone Technologies / 3-1
Running Head
Data port connector pinoutsElectrical Installation
Model No.
Table 3-1. Backpanel connectors (Continued)
Connector NameConnector TypeDescription
WAN 1 lineRJ48Transmit and receive pairs for T1 network access.
WAN 2 lineRJ48Transmit and receive pairs for T1 network access.
Dual bant am jack
(monitor jacks) for
both WAN lines
42-56VDC (+-G)
0.9A Max
90-260VAC 0.6A
50/60Hz
3-position
(plug included
with kit of parts)
AC receptaclePower input when external AC voltage is used to
Earth GroundPermanent Earth Ground Connection
For bridged access onto the T1 transmit and
receive pa irs; used fo r test.
For DC power input.
power the unit.
(Note: FXS GND must be connected to earth
ground regardless of powering method used.)
3.2Data port connector pinouts
Table 3-2 describes the signals and pins for the V.35 data port. The pin assignments are
associated with the use of Zhone cable part number PRM-000-01261M (F).
PinSignalSourceV.35
1ShieldA
2Transmit Data ADTEP
3Re cei ve Data ADCER
4Request to SendDTEC
5Clear to SendDCED
6Data Set ReadyDCEE
7GroundB
8Receive Line Signal DetectorDCEF
9Recei ve Timing ADCEX
10Not Connected
11Terminal Timing BNot Used
12Transmit Timing ADCEAA
3-2 \ Zhone Technologies
Table 3-2. DCE DB25 data port female connector
Electrical InstallationData port connector pinouts
Table 3-2. DCE DB25 data port female connector (Continued)
PinSignalSourceV.35
13Not Connected
14Transmit Data BDTES
15Transmit Timing BDCEY
16Recei ve Data BDCET
17Recei ve Timing BDCEV
18Not Connected
19Not Connected
20Data Terminal ReadyDTEH
21Remote LoopbackDTEN
22Local LoopbackDTEJ
23Not Connected
24Terminal Timing ANot UsedU
25Test ModeDCENN
Note:For purposes of connection and function, the product should be considered a DCE.
The installation s ite should have a 90-260VAC power recepta cle readily avai lable to power u p
the unit. The unit can als o be powered by -42 to 56 VDC. The power r ecepta cle sh ould not be
controlled by a light switch.
3-4 \ Zhone Technologies
Electrical InstallationAlarm
3.3.1Power installation
3.3.1.1AC power installation
This product is equipped with an AC receptacle located on the back of the unit.
3.3.1.2DC power installation
When wiring to an exter nal power source, such as a batte ry rack, fuse pa nel, or circuit breaker ,
make sure that the correct rating of wire is used. It is recommended you use 20 to 18 gauge
wire.
Note:
Note:Note that the DC Power Pl ug is or ange in co lor, matching the r ec ipr ocal orange rear
(located on top of adapter)
The product can have both an AC and DC power source connected to it at the same
time. These two power in puts will shar e the power l oad. However, if one fails the other
will carry the full load
panel receptacle.
Wire tightening screws
Wire
(not supplied)
3.4Alarm
.
Figure 3-1. CD power plug
DC Power Plug (supplied)
+
G
Small Screwdriver
(not supplied)
The product is equipped with an external alarm connector (located on the rear panel of the
unit) that will close in the event of an alarm condition such as: T1 failure, internal failure, or
power failure. A Red alarm is detected by the T1 interface and responded to by issuing the
yellow alarm signal on the T1. The figure below illustrates the alarm connector. It is
recommended you use 26 to 24 gauge twisted-pair wire.
Zhone Technologies / 3-5
Running Head
Grounding requirementsElectrical Installation
Note:Note that the External Alarm Plug is black in color, matching the reciprocal black
rear panel receptacle.
Model No.
Figure 3-2. Alarm closure plug
Alarm Closur e Pl ug (supplied)
Wire
(not supplied)
Wire tightening screws
(located under adapter)
3.5Grounding requirements
Due to the UL regula tory re quiremen ts, a mounting stud is requi red f or con necti on of t he AC
input earth ground lead to the product chassis. The ground lead must be connected to the
chassis using a No. 6 nut and lock washer combination. Th e mounting loc ation is lab eled with
the IEC 417 No. 5019 symbol () to identify this as the AC earth ground connection point.
This mounting stud is located next to the IEC 320 AC input connector.
The loop battery return a nd the FXS digital and anal og circuitry must shar e a common ground.
The access point on the back panel of the product allows connection to an external battery
return lead which will be physicall y connect ed to the FXS circui t ground. This acce ss point is
provided as part of the DC power input connector.
Small Screwdriver
(not supplied)
3-6 \ Zhone Technologies
Electrical InstallationCabling
Figure 3-3. Grounding the unit
Grounding symbol
Screw , SEMS, INT
TTH,10-32x3/8 L
steel, zinc
3.6Cabling
Table 3-5 describes the cables recommended for use with the Z-Plex unit.
Table 3-5. Recommended cables
CableUsed for
VoiceFXS/FXO ports800-00060-0150-pin Amphenol (M) to 50 pin
DataData Port
V.35
AC PowerAC Power Input200-00009-01AC Power Cable (6’)
Manufacturer Part
Number
Amphenol (M) (5’)
CBL-DB25M-V35-STDB25M to M34F (Straight through)
(5’)
Description
Zhone Technologies / 3-7
Running Head
CablingElectrical Installation
Model No.
3-8 \ Zhone Technologies
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