Att RELEASE 2 User Manual

AT&TMERLIN®PlusCOMMUNICATIONS SYSTEMRelease 2Installation Manual

IfEach outside linehas a dial toneA line does nothave a dial toneAndThe jack for that line atthe network interface isa 1-line (RJ11-type) jackThe jack

●●●●●●●●The control unit is within 6 inches of a jack field.The network interface is available for installation or has already beeninstalled.The wirin

EquipmentFour 1 1/4-inch No. 8 self-tapping screws come with the system for mountingthe unit on a wall. Regardless of the mounting surface, you will n

Locate the back of the control unit and note the four screw holes used forsecuring the control unit to the wall (Figure 6).FIGURE 6 The control unit

Remove the top cover by first unscrewing the screw located at the centerbottom of the cover. This screw is designed to stay in the hole of the coveraf

FIGURE 9 Mounting the control unit on the wall.Step 1: Installing the Control Unit 11

INSERT THE MODULESThe control unit comes with covers in place and with the following modulesalready installed:● Power supply module●Memory module● Lin

Inserting a Line ModuleMake sure that the power switch is off and that the system is unplugged fromthe power source. Then do as follows:1Be sure the t

Inserting a Voice Terminal ModuleMake sure the power is off, the control unit is not plugged into the powersource, and the covers are off. Then locate

CONNECT THE CONTROLThe ac outlet should be a 117-volt, 60-Hz, 3-prong, third-wire groundedUNIT TO THE AC OUTLEToutlet. You should have an electrician

©1988 AT&TIssue 1All Rights ReservedAugust, 1988Printed in USANOTICEThe information in this document is subject to change without notice. AT&T

IfThe green power light doesn’t goon and the orange light on thepower switch also doesn’t go onThe green power light is on, butthe orange power switch

FIGURE 14 A System Configuration Form.12345See Figure 15 and follow this procedure to connect your outside lines:Refer to your System Configuration F

FIGURE 15 The control unit connected to labeled outside lines.NOTE: If you’re in an area with frequent lightning activity or severetransient voltage

Step 2: Wiring the Voice TerminalsPREPARATIONBefore connecting the voice terminals to the control unit, keep your SystemCONSIDERATIONSConfiguration Fo

Intercom 19 and Printed Reports●●●●Printed reports require a MERLIN Plus System Data Collector and aprinter (AT&T 475 or equivalent).The MERLIN Pl

VOICE TERMINAL WIRING When you planned your system, you recorded the intercom numbers forPROCEDUREspecific locations within your business on the Syste

Step 3: Connecting the Voice TerminalsAny of the following voice terminal models will work at any voice terminallocation connected to your MERLIN Plus

NOTE: The control unit power should be off at this point. However, ifthe power is on and the other end of this modular voice terminal cord isalready

CONNECT EACH VOICESince the voice terminal module can be damaged if a modular cord isTERMINAL TO THEunplugged while there is power to the control unit

FIGURE 19 Adjusting the Speakerphone volume.FIGURE 20 Verifying correct tone and light operation.Step 3: Connecting the Voice Terminals 25

ContentsIntroduction1Step 1: Installing the Control UnitFCC RegulationsPrepare the Network InterfaceTest the Outside LinesMounting the Control UnitIns

If the lights do not flash:Do This1 Check thegreen powerlight on thecontrol unit.2 Check thewiring run fromthe control unitto the voiceterminal.IfThen

Verify Intercom NumberVerify the voice terminal’s intercom number as follows:1Touch the fifth button down (Intercom) in the leftmost row of buttons.S

FIGURE 21 Verifying and labeling the intercom number.28 Step 3: Connecting the Voice Terminals

AUXILIARY LINEThe auxiliary jack (the top jack) on each line module bridges and monitors theTELEPHONE outside line connected to the first line jack (t

Step 4: Testing the SystemNow that your system is in place, you should test it to make sure that it’soperating properly. The following tests will help

FIGURE 23 Plugging in a voice terminal to test jacks for dial tone.FIGURE 24 Testing voice terminal jacks for dial tone.Step 4: Testing the System

PLACE AN OUTSIDE CALL To make sure you can use your system to place an outside call, use any voiceterminal in your system and do as follows:1Touch Sp

PLACE AN INTERCOM To make sure you can use your system to place an intercom call, perform thisCALL test from one voice terminal to another in your sys

345Dial the intercom number for the voice terminal where the other person iswaiting for the call.Through the speaker or your handset you’ll hear the o

Step 5: Adding AccessoriesOnce you have installed your MERLIN Plus system, you may want to addaccessories to enhance its capabilities.ACCESSORY EQUIPM

FCC Registration and Repair Information53Appendix A: System Connectivity Overview55Appendix B: Quick Reference Installation Requirements57Connecting t

You can also add accessory equipment to the system that plugs into thecontrol unit. You can add a data collector and printer to your system tocollect

FIGURE 29 MERLIN Plus system Basic Telephone Modem Interface.If you have a compatible audio system, you can connect it to the Music-on-Hold jack to p

FIGURE 30 MERLIN Plus system Music-on-Hold jack.FIGURE 31 MERLIN Plus system Loudspeaker Page connected to CO line.38 Step 5: Adding Accessories

FIGURE 32 MERLIN Plus system alerters.FIGURE 33 MERLIN Plus system CO line wiring accessories.Supplemental alert adapters allow you to connect alert

Accessories that Extend Telephone RangeYou may have to provide a voice terminal power supply for a voice terminallocated more than 1000 feet from the

FIGURE 35 An ln-Range, Out-of-Building protector.Step 5: Adding Accessories 41

Step 6: Changing the SystemYour MERLIN Plus communications system is designed so that you can makechanges quickly and easily. You can increase your sy

MOVING A VOICEYou can easily move a voice terminal from one location to another withinTERMINALyour system without having to reprogram the voice termin

Jack Field Wiring SupplementA jack field is a group of jacks at the control unit location that serves as apoint of administration for telephone wiring

CONSTRUCTING ANDWhile you can connect your voice terminal locations to your control unit inCONNECTING THE JACKany of several different ways, the metho

IntroductionThis manual shows you how to install and test a MERLIN®PlusCommunications System, Release 2. You should perform the tasks in theorder pres

●●Use spooled DIW cable.Use labels.You probably need most, if not all, of the following tools and equipment tocomplete your wiring installation. Which

Constructing a Jack FieldThe control unit must be placed within 5 feet of an ac outlet, within one cordlength (7, 14, 25 feet or up to a 400 feet of s

5Snap as many Z601A adapters as you need into the boxes, filling theboxes from top to bottom.—If one of the jacks on the adapter has a black dot on it

FIGURE 40 Running the cables.Terminating the Wiring Runs in Modular Wall JacksThere are many types of wall jacks used to terminate wiring runs. The t

EXTENDING THEIf the local telephone company has provided an RJ21-type network interface,NETWORK INTERFACE TOyou cannot connect your control unit to th

Add Jacks to the Jack FieldTo add jack boxes to the jack field, do the following:1234Position the jack panel box so that the door with the handle is o

5Attach the telephone number directory to the inside of the jack panelbox’s left door, then close it.You should now have a single-pair modular jack in

FCC Registration and Repair InformationThis equipment is registered with the FCC in accordance with part 68 of itsRules. In compliance with the Rules,

Appendix A: System Connectivity OverviewFigure 42 illustrates system connectivity.FIGURE 42 Typical MERLIN Plus system connectivity.Appendix A: Syste

Appendix B: Quick Reference Installation RequirementsBefore you install the control unit, make sure that the installation area meetsthe following requ

Figure 1 A typical MERLIN Plus system overview.2 Introduction

AC Outlet CheckCheck, or have checked by a qualified electrician, the outlet into which yourMERLIN Plus system control unit will be plugged. Check tha

FIGURE 44 Mounting the control unit on the wall.Appendix B: Quick Reference Installation Requirements 59

CONNECTING THEBefore connecting the control unit to the system, see Figure 45 and be sure ofCONTROL UNITthe following:● The building wiring is complet

Appendix C: Grounding RequirementsProper grounding is fundamental for the MERLIN Plus CommunicationsSystem for protection against:●●●●BEFORE YOUPOWER

3456789Visually verify that individual CO line protectors (carbon blocks, gastubes, etc) are in place.Set the VOM to the scale on which you can read 1

EXTERNAL GROUNDINGIf the CO line protector is properly grounded and bonded to ac power, mostlightning damage will be prevented.NOTE: In areas of the

FIGURE 46 Typical MERLIN Plus system grounding plan.64 Appendix C: Grounding Requirements

Appendix D: Wiring Reference TablesTABLE D-1 Wiring Parts Cross Reference.PPEC614002750-D142750-D082750-D07614076120832910DescriptionNet Intf AdptrNe

TABLE D-3 CO Line Wiring, 6-Position Jack, Single-Pair.RJ11 NI SpecificationD2R CordCU Line Jack SignalPinPlug PlugPin SignalColorT4GREEN433TR3RED344

TYPICAL SYSTEM WIRING Figure 47 shows a typical wiring installation for a MERLIN Plus system.INSTALLATIONLocal telephone lines connect with system wir

Step 1: Installing the Control UnitFCC REGULATIONSTo comply with FCC regulations, notify your local telephone company of thefollowing before permanent

TABLE D-6 Material List for 8 Telephones and 3 Lines (Figure 47).Voice Terminal WiringQtyItem3351288102A Connecting Block (1 shown)65B Faceplate (1 sh

Appendix E: Direct Connection WiringYou can connect your voice terminal locations in either of two ways:●Through the building wiring to a jack field a

FIGURE 48 Voice terminal wiring, direct connection.70 Appendix E: Direct Connection Wiring

Any of the following voice terminal models will work at any voice terminallocation directly connected to your MERLIN Plus system:●●●●●●●●●5-Button voi

5678Plug the cord for the new location into the corresponding control unit jackwith the voice terminal’s intercom number.Relabel the cord at the new l

IndexAAccessories, 29adding, 35 – 41Accessory equipment, 35Adapter, 4-line, 50, 51RJ11-type, 3, 4RJ14-type, 3, 4Z601A, 45, 48Adding a voice terminal.

MMemory module, 12Modules, inserting, 12 – 14Moving a voice terminal. See Voice terminal, movingNNetwork interface, multiline, RJ21-type, 44preparatio

518-600-008

The 2-line adapter has two jacks, each of which carries a single-pair line fromthe 2-line network interface jack. The 50-pin connector (attached to a

TEST THE OUTSIDE LINESYou may want to test whether a dial tone is audible at the network interfaceconnection. If so, you need either a basic rotary di