eng_ss_adcp-61-154_a

ADCP-61-154Issue 5, September 1997

2-42938-3957 Page 1 1997, ADC Telecommunications, Inc.

Quad Fiber Loop Converter (QFLC)Two-Position 19-Inch Horizontal Mounting Shelf

Description and Installation InstructionsContent Page

INTRODUCTION............................................................................1Revision History........................................................................2List of Changes ........................................................................2Trademark Information ..................................................................2Related Publications ....................................................................2Admonishments........................................................................2General Safety Precautions ...............................................................3FCC Compliance Statement...............................................................3Certification: UL Listed ..................................................................4

1. GENERAL.............................................................................42. PHYSICAL DESCRIPTION ................................................................43. FUNCTIONAL DESCRIPTION ..............................................................5

A. T1 Lines...........................................................................5B. Alarms ............................................................................5C. Power.............................................................................6

4. SPECIFICATIONS.......................................................................65. INSTALLATION ........................................................................6

A. Protect/Non-Protect System Configuration ................................................7B. Chassis Mounting ...................................................................7C. Connect DS1 Lines ..................................................................8D. Connect Alarms.....................................................................8E. Ground and Power Connections ........................................................9F. Installing Optical Fiber ..............................................................10G. Installing QFLC Modules .............................................................10H. Removing FLC Modules .............................................................12

6. SYSTEM INTEGRATION SERVICES........................................................137. CUSTOMER SUPPORT SERVICES.........................................................13

INTRODUCTION

This manual provides the description and installation instructions for ADCs Quad Fiber LoopConverter (QFLC) Two-Position 19-Inch Horizontal Mounting Shelf.


Page 2 1997, ADC Telecommunications, Inc.

Revision History

ISSUE DATE REASON FOR CHANGE1 3/94 Original

2 2/95 Changed Product Information Center to Technical Assistance Center.

3 1/97 Update Customer Support Services information

4 3/97 Update format and front matter, changed title from User Manual to Installation Instructions.

5 9/97 Update to show new ADC Corporate address.

List of Changes

PAGE IDENTIFIER DESCRIPTION OF CHANGE13 & 14 Change ADC corporate address.

Related Publications

This manual is one of several manuals for ADCs QUAD Fiber Loop Converter (QFLC)products. Listed below is the title of the manuals, other related manuals, and the correspondingpublication (ADCP) number. Copies of these publications can be ordered by contacting the ADCTechnical Assistance Center at 1-800-366-3891 (in U.S.A. or Canada) or 612-946-3000,extension 3223 (outside U.S.A. and Canada).

Title/Description ADCP Number

Quad DS1 Fiber Loop Converter User Manual 61-135

Admonishments

Important safety admonishments are used throughout this manual to warn of possible hazards topersons or equipment. An admonishment identifies a possible hazard and then explains what mayhappen if the hazard is not avoided. The admonishments in the form of Dangers, Warnings,and Cautions must be followed at all times. These warnings are flagged by use of thetriangular alert icon (seen below), and are listed in descending order of severity of injury ordamage and likelihood of occurrence.

Danger: Danger is used to indicate the presence of a hazard that will cause severepersonal injury, death, or substantial property damage if the hazard is not avoided.

Warning: Warning is used to indicate the presence of a hazard that can cause severepersonal injury, death, or substantial property damage if the hazard is not avoided.

Caution: Caution is used to indicate the presence of a hazard that will or can causeminor personal injury or property damage if the hazard is not avoided.



General Safety Precautions

Danger: Infrared radiation is invisible and can seriously damage the retina of the eye.Do not look into the optical bulkhead of an operational transmitter, or into the launching(output) end of an active fiber. A protective cap or hood MUST be immediately placedover any radiating bulkhead receptacle or optical fiber connector to avoid exposure topotentially dangerous amounts of radiation. This practice also helps preventcontamination of connectors and adapters.

Caution: Use of controls or adjustments or performance of procedures other than thosespecified herein may result in hazardous radiation exposure.

Warning: To prevent electrical shock, never install equipment in a wet location orduring a lightning storm. When installing or modifying telephone lines, disconnect linesat the network interface before working with uninsulated lines or terminals.

Caution: Plug-in units can be damaged by static electrical discharge. Before handling aplug-in unit, Electrostatic Discharge (ESD) protection must always be used. An ESDgrounding jack is located on the shelf for connecting the ESD wrist band. Ensure that allplug-in units removed from the equipment or not installed, are properly stored in anti-static packing material. When working with plug-in units, always place them on anapproved and electrically grounded anti-static mat.

FCC Compliance Statement

The Quad Fiber Loop Converter (QFLC) Two-Position 19-Inch Horizontal Mounting Shelf hasbeen certified to comply with the requirements for class A computing devices per part 15 of theFCC regulations.

Warning: This equipment generates, uses, and can radiate radio frequency energy andif not installed and used in accordance with the instruction manual, may causeinterference to radio communications. It has been tested and found to comply with limitsfor a Class A digital device pursuant to Subpart B of Part 15 of FCC Rules, which aredesigned to provide reasonable protection against such interference when operated in acommercial environment. Operation of this equipment in a residential area is likely tocause interference to TV and radio reception in which case the user, at their ownexpense, will be required to take whatever measures may be required to correct theinterference.This equipment does not exceed Class A limits for radio emission for digital apparatus,set out in the radio interference regulation of the authorization methods of IndustryCanada. Operation in a residential area may cause unacceptable interference to TV andradio reception requiring the owner or operator to take whatever steps are necessary tocorrect the interference.This product conforms to all applicable standards of 21 CFR 1040.



Certification: UL Listed

Quad Fiber Loop Converter (QFLC) Two-Position 19-Inch Horizontal Mounting Shelf has beentested and found to comply with the requirements of UL 1459.

1. GENERAL

1.01 The two-position mounting shelf accommodates ADCs Quad Fiber Loop Converter(QFLC). The modules make electrical connection with associated equipment through connectorsat the rear of the mounting shelf, while the optical interface is provided by optical connectors onthe module. The shelf, with two QFLC modules installed, is shown in Figure 1.

4136-A

Figure 1. QFLC Two-Position 19-Inch Horizontal Mounting Shelf

2. PHYSICAL DESCRIPTION

2.01 The shelf is rectangular in shape and designed with no protruding parts on either the topor bottom. It is constructed of heavy gauge steel and all exposed metal surfaces are painted puttywhite. The shelf has a removable front panel to provide access for installer connections. The rearpanel is removable to provide access to the Protect/Non-Protect configuration switches.

2.02 The two QFLC modules mount horizontally in the shelf, one above the other. AnElectrostatic Discharge (ESD) protection jack is provided on the front panel. A rear mounted dcfan, shown in Figure 2, provides airflow through the shelf for cooling.

2.03 The shelf is 4-inches (10.2 cm) high and mounts in a 19-inch (48.3 cm) relay rack. Pre-drilled holes on each side of the chassis allow the mounting brackets to be attached so the frontof the shelf can be installed flush with the rack or extend forward .5, 1, 1.5, 2, 4, 4.5, or 5 inches(1.27, 2.54, 3.81, 5.1, 10.2, 11.43, or 12.7 cm).

2.04 The shelf may be converted from rack mount to wall mount application with the Two-Position Rack to Wall Mount Adapter Kit FLC-HDW007. Mounting instructions are includedwith the kit.



4137-B

ATTENTIONA D C T E L E C O M M U N IC A T IO N S , IN C .

1-800-366-3891DANGER

CAT#S/

N

ALL 12 SWITCHES MUSTBE SET IN EITHER THEPROTECT OR NON-PROTECTEDPOSITION AS SHOWN BYTHE ARROWS.

NON-PROTECTED

PROTECTED

PRESS RESET ON MODULESIF CHANGE IS MADE DURINGOPERATION.

THIS PRODUCT CONFORMS TO ALLAPPLICABLE STANDARDS OF 21CFR 1040

Figure 2. Rear Panel

3. FUNCTIONAL DESCRIPTION

Warning: ADC Fiber Loop Converter chassis are designed to be used with ADC FiberLoop Converters. When used together, the chassis and module assemblies form a Class 1Laser Kit which conforms to the applicable standards of 21 CFR 1040. If the equipmentis used in any other way, compliance to the above standard is not guaranteed.

3.01 The shelf accommodates one Quad FLC protected system (working system and a standbyprotect system) or two non-protected systems. In a protected system configuration, the workingsystem occupies the bottom slot, slot 1, and the protect system occupies the top slot, slot 2. Twelveslide switches behind the rear panel configure the mounting positions for either protected or non-protected system configurations.

3.02 Module electrical interface at each mounting position is provided by a back-panelmounted 20-pin connector and a 96-pin DIN connector.

A. T1 Lines

3.03 T1 lines enter the shelf through the right-side entry hole located near the front of theshelf. The eight T1 lines, four to each Quad module, terminate on wire-wrap pins located behindthe front panel.

B. Alarms

3.04 Major, and Minor Normally Open (NO) and Common (COM) dry-contact alarmterminals for connection to local alarm surveillance equipment appear on wire-wrap pins locatedbehind the front panel. An alarm condition causes the normally open relay contacts on the FLCmodule to furnish a closed (loop) condition. Both module mounting positions are connected incommon to provide one Major and one Minor Alarm for the shelf.

3.05 Remote Alarm NO and COM terminals appear on wire-wrap pins located behind thefront panel. Each module mounting position has a separate pair of Remote Alarm terminals.

3.06 Two Housekeeping Alarm terminals appear on wire-wrap pins located behind the frontpanel. The Housekeeping Alarm relay in the module is triggered by a loop closure provided fromuser selected equipment. Each module mounting position has a separate pair of HousekeepingAlarm terminals.



C. Power

3.07 Two (A and B) 48 Vdc power feeds provide a redundant power source to the shelf. Thebattery, battery return, and frame ground terminations are provided on a screw-down terminalblock located behind the front panel.

4. SPECIFICATIONS

4.01 Specifications for the shelf are listed in Table 1.

Table 1. Specifications

PARAMETER SPECIFICATIONS REMARKSPowerSupply Voltage 42 to 56 VdcSupply Current(2 Quad Modules, no Simplex)

500 mA (typical),675 mA (max)

Supply Current(2 Quad Modules, with Simplex)

980 mA (typical), Simplex current enabled on all 1.2 Amp(max) lines of both modules.

External A and BPower Feed Fuse Size

3 Amp

Module Alarm Relay Contacts 1 Amp (max)EnvironmentalOperating Temperature 40 to +70 C

(40 to +158 F)Shelf only. Actual temprature range dependson type of modules installed.

Storage Temperature 40 to +85 C(40 to +185 F)

Operating Humidity 20% to 80% No condensationStorage Humidity 10% to 95% No condensationDimensionsSize 4 H 12 D inches

(5.1 30.1 cm)19-inch relay rack (48.3 cm)

Weight (Product) 14.07 lbs (6.4 kg) Without FLCsWeight (Product and Packaging) 18.71 lbs (8.5 kg) Without FLCs, approximate

5. INSTALLATION

Warning: Never install Fiber Loop Converter equipment in a wet location or during alightning storm. When installing or modifying telephone lines, disconnect lines at thenetwork interface before working with uninsulated lines or terminals to preventelectrical shock.

Caution: Observe precautions for handling electrostatic sensitive devices. An ESDground jack is located on the front of the shelf.



5.01 This section covers the procedures for installing the shelf. The installation includes: Protect/Non-Protect System Configuration. Chassis mounting. Connect DS1 lines. Connect alarms. Ground and power connections. Installing optical fiber. Installing QFLC modules. Removing QFLC modules.

A. Protect/Non-Protect System Configuration

5.02 The chassis is shipped from the factory optioned for Protected System installation. Toconfigure the chassis for Non-Protected System operation, remove the rear panel and slide the 12switches at the center of the back plane, from the LOWER to the UPPER position (see Figure 3).Replace the rear panel. To change the shelf configuration back from Non-Protected System modeto Protected System mode, slide the 12 switches from the UPPER to the LOWER position.

4138-A

PROTECT/NON-PROTECT

SWITCHES

REAR FIBERENTRY HOLE

BACKPLANE

Figure 3. Protect/Non-Protect Switches

B. Chassis Mounting

5.03 The shelf mounts in a 19-inch (48.3 cm) relay rack. Position the mounting brackets sothe front of the shelf mounts flush or extends .5, 1, 1.5, 2, 4, 4.5, or 5 inches in front of the relayrack. If the shelf is flush mounted or extends less than 4 inches in front of the rack, the frontentry holes on both side panels are partially covered with the mounting brackets.

5.04 Align the mounting bracket holes on each side of the shelf with the threaded holes in therack and secure with #12 24 machine screws.



C. Connect DS1 Lines

5.05 Remove the front panel, which is held in place by four captive screws. The four transmitand receive pairs to each QFLC module connect to the wire-wrap terminal shown in Figure 5.The eight EQ IN tip (T) and ring (R) pins connect the DS1 input to the module. The eight EQOUT T and R pins connect the DS1 output from the module. T and R pins 1 through 4 areinternally wired to the bottom mounting position and T and R pins 5 through 8 to the topmounting position. To connect the four DS1 lines in a Protected System, only wire EQ IN andEQ OUT, pins 1 through 4. All installer DS1 connections are made using a wire-wrap tool with22 AWG shielded wire, or ABAM or equivalent cable. If cable is used, the transmit and receivepairs should be in separate cables.

Note: All eight DS1 interfaces may be connected in a protected system if futureprovisioning requires changing to the non-protected configuration.

D. Connect Alarms

5.06 QFLC Major and Minor Alarm relays furnish Normally Open (NO) and Common(COM) dry relay contacts for connection to local alarm surveillance equipment. The Major andMinor alarm connections for the shelf appear on the MAJ and MIN wire-wrap pins shown inFigure 4. Installer alarm connections are made using a wire-wrap tool with 24 AWG wire.

5.07 Remote Alarm NO and COM terminals appear on wire-wrap pins and provide a RemoteAlarm relay termination for each module, as shown in Figure 4. Attach the Remote Alarm leadsassociated with the slot 1 module to the pins labeled BOT, and the leads associated with the slot 2module to the pins labeled TOP.

5.08 Housekeeping A and B wire-wrap pins provide a Housekeeping Alarm relay terminationfor each module as shown in Figure 4. The Housekeeping Alarm relay is operated by a short (loop)furnished by user selected equipment. Attach the Housekeeping Alarm leads associated with theslot 1 module to the pins labeled BOT and the leads associated to the slot 2 module to the pinslabeled TOP. Installer alarm connections are made using a wire-wrap tool with 24 AWG wire.



4139-C

T1 LINES- 48 VDC

TERMINALBLOCK

WRIST STRAPESD GROUND

ALARMS

CABLE TIE DOWN

xxxxxxxx

MA

JM

IN

HSK

PR

EM

NO

CO

M

EQ O

UTEQ

IN

BOT TO

P BOT TO

P

11

11

RT

-48

A-48

BRE

TARE

TBGN

D

B A

2 1

xxxxxxxx

P7

MA

JM

IN

HSK

PR

EM

NO

CO

M

EQ O

UTEQ

IN

BOT TO

P BOT TO

P

11

11

RT

A B

2 1

SLOT 2, TOP

SLOT 1, BOTTOM

Figure 4. Installer Connections

5.09 Secure the DS1 and Alarm leads to the tie-down clamp located at the base of the shelfnear the Power/Alarm board.

E. Ground and Power Connections

5.10 Remove the plastic cover from the 48 Vdc terminal block. Connect the chassis groundterminal (GND) on the 48 Vdc terminal block (see Figure 4) to the office frame ground. Use a#6 ring lug with 22 AWG green wire. Verify that the chassis is properly grounded beforeapplying power or installing FLC modules.

5.11 Connect the 48 Vdc and Return leads to the 48 Vdc terminal block. Screw downterminals labeled 48 A and RET A respectively, or 48 B and RET B respectively. Two pairs ofpower feeds may be connected for power protection. Use #6 ring lugs with 22 AWG wire andfuse externally at 3 Amps.

5.12 Anchor the ground and power leads to the rail of the relay rack near the shelf. Reinstallthe plastic cover onto the 48 Vdc terminal block.



F. Installing Optical Fiber

Danger: Do not look into the ends of any optical fiber. Exposure to invisible laserradiation may cause permanent eye damage. An optical power meter should be used toverify that the optical fibers are not active.

5.13 Route the optical fiber patch cords into the shelf through front or rear left side entryholes until the connectors extend about eight inches in front of the shelf. An example of fiberinstallation in the shelf is shown in Figure 5.

Caution: The minimum bend radius for fiber is typically 1.5 inches (3.8 cm). To preventdamage to the fibers, avoid making sharp bends.

4140-A

TIE DOWN FOR DS1 AND ALARM

CABLES

FIBER CABLES

BATTERY AND GROUND CABLES

CABLEENTRY HOLE

POWER AND ALARMTERMINAL BLOCK

Figure 5. Fiber Routing

G. Installing QFLC Modules

Caution: Electrostatic Discharge (ESD) protection must always be used while handlingcircuit cards. An ESD grounding jack is provided on the front of the shelf for connectionto an ESD wrist strap. Whenever circuit cards are being installed or removed, alwaysplace the cards on a grounded, approved, anti-static mat. Stored cards should also bewrapped in antistatic material.

5.14 To install a module into the chassis, proceed as follows:a. Set the option switches on the module in accordance with the procedures in the

applicable ADC FLC User Manual: QFLC(B2, B3 and D3 Versions), use ADCP-61-135. QFLC (A2 Version), use ADCP-61-119. QFLC (XA Version), use ADCP-61-130.



Warning: To avoid exposure to dangerous invisible laser radiation, do not insert themodule card-edge connectors into the chassis connectors before attaching the fiber opticcables. Verify that all LEDs are dark (off) and the far end transmitter is off prior toproceeding. Exposure to invisible laser radiation from the optical fiber is possible if thefar end transmitter is transmitting.

b. Align the module with the card guides and slide it into the chassis until the module fiberconnectors are positioned about three inches in front of the chassis.

Danger: Do not look into the ends of any optical fiber. Exposure to invisible laserradiation may cause permanent eye damage. An optical power meter should be used toverify active fibers.

Caution: Always allow sufficient fiber length to permit routing without severe bends.Fiber may be permanently damaged if bent to a radius of less than 1.5 inches (3.81 cm).

c. Remove the protective covers from the module and fiber connectors.d. Clean all optical connectors and then mate the transmit and receive fiber connectors with

the modules transmit and receive connectors. Depending on the version of the module,the transmit and receive connectors are located either in the lower-left section of themodule or in the upper-left section of the module. See Figure 6.

e. With the module still withdrawn, adjust the fibers as required to remove any excessslack. Place the fiber in the retainer clip (depends on module type) located in the uppercenter of the QFLC module.

1095-B

TRANSMIT(FROM FLC)

RECEIVE(TO FLC)

RECEIVE

(TO FLC)

TRANSMIT

(FROM FLC)

OPTICALCONNECTORS

(XA, A1, A2 QFLC)

LOCATION FOR OPTICAL CONNECTORS(B2, B3, C3, D3 QFLC)

!DA

NG

ER!

INVI

SIBL

E LA

SER

RA

DIA

TIO

N W

HEN

OPE

NA

VOID

DIR

ECT

EXPO

SURE

TO

BEA

M

!DANGER!INVISIBLE LASER

RADIATION WHEN OPENAVOID DIRECT

EXPOSURE TO BEAM

Figure 6. Alternate Connector Locations



f. Carefully slide the module into the chassis while routing the fibers into the fiber guide(see Figures 5 and 7). Allow the fiber to form a service loop in the storage area on theleft side of the shelf. The service loop is necessary to avoid pulling on the fiber whenwithdrawing a module from the chassis. Make certain the fibers do not kink or bend.

g. Insert the module until the card-edge connectors are fully mated. If there is excessiveresistance, withdraw the module and check for misalignment or obstructions.

h. Fasten the module to the chassis with the module front panel captive screws.i. Reinstall the front panel.

4141-A

FIBER PATCH CORDS

QFLC IN SLOT 1

Figure 7. Connecting Fiber to FLC Module

H. Removing FLC Modules

5.15 To remove a FLC module from the chassis, proceed as follows:a. Remove the front panel from the shelf.

b. Release the captive screws on the module and slowly withdraw the module from thechassis until the fiber connectors are accessible.

c. Tag the fiber circuits to identify the transmit and receive fibers.

Warning: Verify that the module is completely disconnected from the chassis card-edgeconnectors prior to removing the fiber. Verify that the far end transmitter is off prior toproceeding. Exposure to invisible laser radiation from the optical fiber is possible if thefar end transmitter is transmitting. Verify that all LEDs are dark (off).

Danger: Do not look into the ends of any optical fiber. Exposure to invisible laserradiation may result. An optical power meter should be used to verify active fibers.

d. Disconnect the fiber from the retainer clips and module connectors.e. Place protective covers on the module connectors and fiber connectors.f. Withdraw the module from the chassis.



6. SYSTEM INTEGRATION SERVICES

6.01 ADC offers the following system integration services. For calls originating in the U.S.A.or Canada, dial 1-800-366-3891, extension 3000. For calls originating outside the U.S.A. orCanada, dial 612-946-3000.

Technical Assistance Center Product Management Project Engineering Project Administration System Turn-Up and Test Support Service/Maintenance Agreements

Technical Training Product Technology Custom Designed Training

Technical Operations Detail Engineering End-to-End Installation Drafting Services

7. CUSTOMER SUPPORT SERVICES

7.01 ADC offers the following customer support services. For calls originating in the U.S.A.or Canada, dial 1-800-366-3891, then request the extension listed. For calls originating outsidethe U.S.A. or Canada, dial 612-946-3000 or 612-946-3223.

NSD Technical Assistance Center Technical InformationExtension 3223 System/Network Configuration

Product Specification Product Application Proposals Training Installation and Operation Assistance Troubleshooting and Repair Field Assistance

Sales Administration QuotationExtension 3000 Ordering

Delivery General Product Information

Product Return Department ADC Return Authorization number and instructionsExtension 3000 must be obtained before returning products.

7.02 Product information and service can also be obtained by writing ADC Telecommunications,Inc., P.O. Box 1101, Minneapolis, MN 55440-1101, U.S.A.


Page 14

Contents herein are current as of the date of publication. ADC reserves the right to change the contents without priornotice. In no event shall ADC be liable for any damages resulting from loss of data, loss of use, or loss of profitsand ADC further disclaims any and all liability for indirect, incidental, special, consequential or other similardamages. This disclaimer of liability applies to all products, publications and services during and after thewarranty period.

This publication may be verified at any time by contacting ADCs Technical Assistance Center at 1-800-366-3891, extension3223 (in U.S.A. or Canada) or 612-946-3223 (outside U.S.A. and Canada), or by writing to ADC Telecommunications, Inc.,Attn: Technical Assistance Center, Mail Station #77, P.O. Box 1101, Minneapolis, MN 55440-1101, U.S.A.

1997, ADC Telecommunications, Inc.All Rights Reserved

Printed in U.S.A.

GeneralPhysical DescriptionFunctional DescriptionSpecificationsInstallationSystem Integration ServicesCustomer Support Services

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