3Com RELEASE 2 manual

AT&T MERLIN ® Plus COMMUNICATIONS SYSTEM Release 2 Installation Manual[...]

©1988 AT&T Issue 1 All Rights Reserved August, 1988 Printed in USA NOTICE The information in this document is subject to change without notice. AT&T assumes no responsibility for any errors that may appear in this document. MERLIN is a registered trademark of AT&T. IDEAL EZ Check is a registered trademark of Ideal Industries, Inc. To o[...]

Contents Introduction 1 Step 1: Installing the Control Unit FCC Regulations Prepare the Network Interface Test the Outside Lines Mounting the Control Unit Insert the Modules Connect the Control Unit to the AC Outlet Connect the Outside Lines to the Control Unit 3 3 3 5 6 12 15 16 Step 2: Wiring the Voice Terminals 19 Preparation Considerations 19 V[...]

FCC Registration and Repair Information 53 Appendix A: System Connectivity Overview 55 Appendix B: Quick Reference Installation Requirements 57 Connecting the control unit 60 Appendix C: Grounding Requirements 61 Before You Turn the Power On 61 External Grounding 63 Appendix D: Wiring Reference Tables 65 Typical System Wiring Installation 67 Append[...]

Introduction This manual shows you how to install and test a MERLIN ® Plus Communications System, Release 2. You should perform the tasks in the order presented since many of the early tasks prepare the system for those to be performed later. The following is a brief overview of the installation steps in this manual: ● ● ● ● ● ● Set up[...]

Figure 1 A typical MERLIN Plus system overview. 2 Introduction[...]

Step 1: Installing the Control Unit FCC REGULATIONS To comply with FCC regulations, notify your local telephone company of the following before permanently connecting your system to their lines: ● System registration number: AS593M-13529-KF-E PREPARE THE NETWORK INTERFACE ● Ringer equivalence number: 0.8A ● Telephone numbers of the lines to w[...]

The 2-line adapter has two jacks, each of which carries a single-pair line from the 2-line network interface jack. The 50-pin connector (attached to a 66-type block) carries up to 25 lines. You can connect your outside telephone lines from these (or other) network interface connectors to the control unit in many ways. The method you use to connect [...]

TEST THE OUTSIDE LINES You may want to test whether a dial tone is audible at the network interface connection. If so, you need either a basic rotary dial telephone, a Touch-Tone telephone with a modular cord, or a tool that tests for dial tones. Because a MERLIN Plus system voice terminal works only with a control unit, you cannot use a MERLIN Plu[...]

If Each outside line has a dial tone A line does not have a dial tone And The jack for that line at the network interface is a 1-line (RJ11-type) jack The jack for that line at the network interface is a 2-line (RJ14-type) jack with a 2-line adapter The jack for that line is in the jack field Do This Go on to the next procedure, "Mounting the [...]

● ● ● ● ● ● ● ● The control unit is within 6 inches of a jack field. The network interface is available for installation or has already been installed. The wiring runs from the control unit to the voice terminal locations do not exceed 1000 feet. The temperature range of the location is between 40 and 104 °F (4 to 40 °C). The cont[...]

Equipment Four 1 1/4-inch No. 8 self-tapping screws come with the system for mounting the unit on a wall. Regardless of the mounting surface, you will need a long-shafted screwdriver for your installation. However, the construction of the wall you have selected for mounting the control unit determines if you will need additional or substituted item[...]

Locate the back of the control unit and note the four screw holes used for securing the control unit to the wall (Figure 6). FIGURE 6 The control unit (rear view). As noted in Figure 6, the horizontal distance between the center of these holes measures 8 3/8 inches, and the vertical distance measures 14 7/16 inches. Make note of these measurements [...]

Remove the top cover by first unscrewing the screw located at the center bottom of the cover. This screw is designed to stay in the hole of the cover after it has been removed from the control unit. Press down on the tab located at the center of the top and back edge and pull the top cover away, as shown in Figure 8. Once these covers are removed, [...]

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

INSERT THE MODULES The control unit comes with covers in place and with the following modules already installed: ● Power supply module ● Memory module ● Line module (line board) ● Voice terminal module (station board) You have already removed the front and top covers to mount the unit on the wall. The power supply module is on the left insi[...]

Inserting a Line Module Make sure that the power switch is off and that the system is unplugged from the power source. Then do as follows: 1 Be sure the top and front covers are off. 2 Locate the slot immediately to the right of the line module already installed. Notice the plastic channels at the top and bottom of the slots. 3 Align the top and bo[...]

Inserting a Voice Terminal Module Make sure the power is off, the control unit is not plugged into the power source, and the covers are off. Then locate the slot between the voice terminal module and the line module already in place. Align the edges and install the voice terminal module using the same procedure you used for inserting the line modul[...]

CONNECT THE CONTROL The ac outlet should be a 117-volt, 60-Hz, 3-prong, third-wire grounded UNIT TO THE AC OUTLET outlet. You should have an electrician check the outlet’s third wire to make sure the outlet is properly grounded. Proper grounding helps protect the system against damage from power surges caused by static discharges and lightning. S[...]

If The green power light doesn’t go on and the orange light on the power switch also doesn’t go on The green power light is on, but the orange power switch light is off . The green power light is off but the orange power switch light is on and the outlet is working properly The red warning light continually flashes or remains lit The red warnin[...]

FIGURE 14 A System Configuration Form. 1 2 3 4 5 See Figure 15 and follow this procedure to connect your outside lines: Refer to your System Configuration Form when connecting the outside lines you’ve assigned to each line jack on the control unit. The outside line numbers are the telephone numbers listed at the network interface. Mark or label a[...]

FIGURE 15 The control unit connected to labeled outside lines. NOTE: If you’re in an area with frequent lightning activity or severe transient voltage and are using the 147A Protector (see CIB 3109), the outside lines from the control unit plug into corresponding jacks on the protector itself. 18 Step 1: Installing the Control Unit[...]

Step 2: Wiring the Voice Terminals PREPARATION Before connecting the voice terminals to the control unit, keep your System CONSIDERATIONS Configuration Form handy and review the following: Locations ● ● The wiring run from the control unit to a voice terminal location cannot exceed 1000 feet. A voice terminal located in another building require[...]

Intercom 19 and Printed Reports ● ● ● ● Printed reports require a MERLIN Plus System Data Collector and a printer (AT&T 475 or equivalent). The MERLIN Plus system is capable of printing for your use two kinds of reports. The Call Report (also known as the Station Message Detail Recording [SMDR]) prints records of outgoing and/or incomin[...]

VOICE TERMINAL WIRING When you planned your system, you recorded the intercom numbers for PROCEDURE specific locations within your business on the System Configuration Form. Check and make a note of these assignments now, before you begin connecting the voice terminals to the control unit. When you are ready, install the voice terminal wiring as fo[...]

Step 3: Connecting the Voice Terminals Any of the following voice terminal models will work at any voice terminal location connected to your MERLIN Plus system: ● ● ● ● ● ● ● ● ● ● ● 5-Button voice terminal BIS-10 voice terminal 10-Button voice terminal 10-Button voice terminal with Hands Free Answer on Intercom (HFAI-10) BIS-[...]

NOTE: The control unit power should be off at this point. However, if the power is on and the other end of this modular voice terminal cord is already plugged into the control unit, a red light may go on next to a button when you plug the cord into the line jack on the voice terminal, and the voice terminal may ring. Don’t be alarmed. The red lig[...]

CONNECT EACH VOICE Since the voice terminal module can be damaged if a modular cord is TERMINAL TO THE unplugged while there is power to the control unit, make sure that the SYSTEM control unit power is off before connecting each voice terminal to the system. This prevents you from damaging the voice terminal module if you accidentally pull on a co[...]

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

If the lights do not flash: Do This 1 Check the green power light on the control unit. 2 Check the wiring run from the control unit to the voice terminal. If Then The green power light is on Go on to Step 2. The green power light is off Make sure the power cord is plugged into the ac outlet. Then set the power switch on the control unit to Off and [...]

Verify Intercom Number Verify the voice terminal’s intercom number as follows: 1 Touch the fifth button down (Intercom) in the leftmost row of buttons. See Figure 21. 2 3 Touch Speakerphone or lift the handset. Dial the voice terminal’s intercom number. A busy signal verifies the intercom number. Identify Each Voice Terminal As you test the voi[...]

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

AUXILIARY LINE The auxiliary jack (the top jack) on each line module bridges and monitors the TELEPHONE outside line connected to the first line jack (the second jack from the top, line A) on the module. If you have a second line module, its auxiliary jack connects to line E, and you can gain access to it with a basic Touch-Tone or rotary dial tele[...]

Step 4: Testing the System Now that your system is in place, you should test it to make sure that it’s operating properly. The following tests will help you determine if your system’s components are working as they should. If these tests reveal any problems, find their solution in Section 7, "Troubleshooting the System," in the System[...]

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 31[...]

PLACE AN OUTSIDE CALL To make sure you can use your system to place an outside call, use any voice terminal in your system and do as follows: 1 Touch Speakerphone or lift the handset. The green light goes on next to the red light. 2 Dial an outside number where you know someone will answer the call. 3 After the call is answered, ask the person who [...]

PLACE AN INTERCOM To make sure you can use your system to place an intercom call, perform this CAL L test from one voice terminal to another in your system. Make sure someone is available to answer the intercom call. See Figure 26. 1 2 At any voice terminal in your system, touch the fifth button down (Intercom) in the leftmost row of buttons. The r[...]

3 4 5 Dial the intercom number for the voice terminal where the other person is waiting for the call. Through the speaker or your handset you’ll hear the other voice terminal ring. At the other voice terminal, one long beep sounds, the red light glows steadily next to the fifth button down (Intercom) in the leftmost row of buttons, and the green [...]

Step 5: Adding Accessories Once you have installed your MERLIN Plus system, you may want to add accessories to enhance its capabilities. ACCESSORY EQUIPMENT You can connect the headset adapter or the general purpose adapter to the port labeled OTHER on the voice terminal. A headset can be plugged into the headset adapter while the general purpose a[...]

You can also add accessory equipment to the system that plugs into the control unit. You can add a data collector and printer to your system to collect data on calls and print Call Reports. The 450F adapter allows the data collector to share port 19 with the Busy Buster feature. Refer to the MERLIN Plus System Manual for more information on Busy Bu[...]

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 provide background music or prerecorded messages for incoming calls. See Figure 30. Caution Users of equipment that rebroadcasts copyrighted music or other material may be required to obtain a copyrig[...]

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 alerting devices such as horns, bells, and strobe lights to your system. See Figure 32. See Figure 33 for other Central Office (CO) line accessories and voice terminal wiring accessories. To add accessory [...]

Accessories that Extend Telephone Range You may have to provide a voice terminal power supply for a voice terminal located more than 1000 feet from the control unit. In such cases, you’ll need a power supply kit that allows you to double the range of the wiring run from the control unit to the voice terminal. See Figure 34. If you place a voice t[...]

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

Step 6: Changing the System Your MERLIN Plus communications system is designed so that you can make changes quickly and easily. You can increase your system’s capacity by adding outside lines or voice terminals. Modular plugs on much of the system wiring and labels on key components make it easy for you to reorganize the system in the event of of[...]

MOVING A VOICE You can easily move a voice terminal from one location to another within TERMINAL your system without having to reprogram the voice terminal. To move a voice terminal, see Figure 36 and do as follows: 1 2 3 Make sure the necessary wiring is in place or is available. (See "Step 2: Wiring the Voice Terminals".) Unplug the voi[...]

Jack Field Wiring Supplement A jack field is a group of jacks at the control unit location that serves as a point of administration for telephone wiring. This section tells you how to construct a jack field and how to extend the network interface provided by the local telephone company to the jack field. Also, this section describes the hardware de[...]

CONSTRUCTING AND While you can connect your voice terminal locations to your control unit in CONNECTING THE JACK any of several different ways, the method described here greatly simplifies FIELD certain aspects of system administration. This method calls for wiring runs that terminate in modular wall jacks at the voice terminal locations and in mod[...]

● ● Use spooled DIW cable. Use labels. You probably need most, if not all, of the following tools and equipment to complete your wiring installation. Which items you need depends mostly on the layout, dimensions, and structural particulars of your place of business. Cable stripping tool You need a tool for stripping the outside jacket from the [...]

Constructing a Jack Field The control unit must be placed within 5 feet of an ac outlet, within one cord length (7, 14, 25 feet or up to a 400 feet of spooled DIW cable) of the network interface, and 6 inches above a jack field. See Figure 38. FIGURE 38 A well-positioned control unit. At the location where you plan to install your control unit, do [...]

5 Snap as many Z601A adapters as you need into the boxes, filling the boxes from top to bottom. — If one of the jacks on the adapter has a black dot on it, make sure that the jack with the black dot faces to the right. — If you are using cutdown-to-modjack adapters, make sure the jacks on the adapters face to the right. FIGURE 39 Attaching jack[...]

FIGURE 40 Running the cables. Terminating the Wiring Runs in Modular Wall Jacks There are many types of wall jacks used to terminate wiring runs. The type of wiring (concealed, surface mount, wall-mounted telephone, group office, and so forth) determines the type of wall jack to be used. Once you have determined the location of the wall jack and ha[...]

EXTENDING THE If the local telephone company has provided an RJ21-type network interface, NETWORK INTERFACE TO you cannot connect your control unit to the network interface directly with THE JACK FIELD modular line cords. You must first extend the network interface to a group of single-pair modular jacks mounted in a jack panel box in the jack fiel[...]

Add Jacks to the Jack Field To add jack boxes to the jack field, do the following: 1 2 3 4 Position the jack panel box so that the door with the handle is on the right (as you face it), and attach it to the top box in the rightmost column of boxes already in the jack field by meshing the tongues and grooves. Use appropriate screws to attach the jac[...]

5 Attach the telephone number directory to the inside of the jack panel box’s left door, then close it. You should now have a single-pair modular jack in the jack field for each outside line. 52 Jack Field Wiring Supplement[...]

FCC Registration and Repair Information This equipment is registered with the FCC in accordance with part 68 of its Rules. In compliance with the Rules, you are advised of the following: Means of Connection You must connect this equipment to the telephone network through several standard network interface jacks, USOC RJ11C or RJ14C, or a multiline [...]

Appendix A: System Connectivity Overview Figure 42 illustrates system connectivity. FIGURE 42 Typical MERLIN Plus system connectivity. Appendix A: System Connectivity Overview 55[...]

Appendix B: Quick Reference Installation Requirements Before you install the control unit, make sure that the installation area meets the following requirements. Environment The environment for the control unit should be as follows: ● ● ● ● Temperature: 40 to 104 °F (4 to 40 °C). Humidity: not to exceed 80%. Airborne Contamination: no exp[...]

AC Outlet Check Check, or have checked by a qualified electrician, the outlet into which your MERLIN Plus system control unit will be plugged. Check that the hot, neutral, and ground wires are properly connected to the outlet by using an IDEAL EZ Check ® circuit tester (IDEAL Industries, Inc., model 61035) or equivalent circuit tester. The outlet [...]

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

CONNECTING THE Before connecting the control unit to the system, see Figure 45 and be sure of CONTROL UNIT the following: ● The building wiring is completely installed. ● The jack field labels correspond with the distant end locations. ● The distant end labels correspond with the jack field labels (optional). ● The network interface labels [...]

Appendix C: Grounding Requirements Proper grounding is fundamental for the MERLIN Plus Communications System for protection against: ● ● ● ● BEFORE YOU POWER ON Lightning Power surges Power crosses on Central Office (CO) lines Static discharge TURN THE Check the following considerations before you turn the power on for the MERLIN Plus syste[...]

3 4 5 6 7 8 9 Visually verify that individual CO line protectors (carbon blocks, gas tubes, etc) are in place. Set the VOM to the scale on which you can read 1 VAC. Measure voltage between CO protector ground lug and the third wire ground of the nearest ac outlet on the circuit to be used. This voltage should be less than 1 VAC. WARNING: If the ac [...]

EXTERNAL GROUNDING If the CO line protector is properly grounded and bonded to ac power, most lightning damage will be prevented. NOTE: In areas of the country with frequent lightning activity or severe ac transient voltage, additional protection is strongly recommended. Either of the following methods are acceptable: ● ● ● Install an AT&[...]

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

Appendix D: Wiring Reference Tables TABLE D-1 Wiring Parts Cross Reference. PPEC 61400 2750-D14 2750-D08 2750-D07 61407 61208 32910 Description Net Intf Adptr Net Brdg Adptr NI/CU Mod Cord CU Jumper Cord Cbl Strp Tool 1000 ft 4-Pr Cable Apparatus Code Z122C Apparatus Box 2A Adapter Mounting Z601A Adapter Z610A Adapter 267C Adapter 267A2 Adapter 103[...]

TABLE D-3 CO Line Wiring, 6-Position Jack, Single-Pair. RJ11 NI Specification D2R Cord CU Line Jack Signal Pin Plug Plug Pin Signal Colo r T 4 GREEN 4 3 3 T R 3 RED 3 4 4 R TABLE D-4 CO Line Wiring, 6-Position Jack, Two-Pair. RJ14 NI Specification 267A2 Adapter 267C Adapter Signal Pi n Color Plug Jack 1 Jack 2 T1 4 GREEN 4 4 4 R1 3 RED 3 3 3 Plug J[...]

TYPICAL SYSTEM WIRING Figure 47 shows a typical wiring installation for a MERLIN Plus system. INSTALLATION Local telephone lines connect with system wiring at a network interface. Voice terminal wiring connects to the control unit through building wiring and a jack field. FIGURE 47 Typical MERLIN Plus system wiring installation. Appendix D: Wiring [...]

TABLE D-6 Material List for 8 Telephones and 3 Lines (Figure 47). Voice Terminal Wiring Qt y Item 3 3 5 1 2 8 8 102A Connecting Block (1 shown) 65B Faceplate (1 shown) 103A Connecting Block (1 shown) 1000 ft Cable Spool, DIW Z122C Apparatus Box Z601A Adapters D8W Cords, 2.5 ft Line Side Wiring Option 1: Using Multiline Network Interface (RJ21): Qty[...]

Appendix E: Direct Connection Wiring You can connect your voice terminal locations in either of two ways: ● Through the building wiring to a jack field at the control unit location. or ● Directly, with modular voice terminal cords and, if necessary, modular voice terminal extension cords. Jack field wiring is the recommended method for almost 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 terminal location directly connected to your MERLIN Plus system: ● ● ● ● ● ● ● ● ● 5-Button voice terminal BIS-10 voice terminal 10-Button voice terminal 10-Button voice terminal with Hands Free Answer on Intercom (HFAI) BIS-22 voice terminal BIS-34 voice terminal B[...]

5 6 7 8 Plug the cord for the new location into the corresponding control unit jack with the voice terminal’s intercom number. Relabel the cord at the new location and again at the control unit end. Turn the control unit back on. Record the change. You do not have to reprogram the voice terminal. 72 Appendix E: Direct Connection Wiring[...]

Index A Accessories, 29 adding, 35 – 41 Accessory equipment, 35 Adapter, 4-line, 50, 51 RJ11-type, 3, 4 RJ14-type, 3, 4 Z601A, 45, 48 Adding a voice terminal. See Voice terminal, adding Apparatus box, 50, 60 Auxiliary jack, 16, 29 Auxiliary line, 16 Auxiliary line telephone, line module jack, 29 B Battery, 12 BIS voice terminals. See Voice termin[...]

M Memory module, 12 Modules, inserting, 12 – 14 Moving a voice terminal. See Voice terminal, moving N Network interface, multiline, RJ21-type, 44 preparation of, 3 – 4 RJ21-type, 50 Network interface adapters and connectors, 3 O Outside line, adding, 42 Outside lines, connect to the jack field, 51 testing, 5 P Power accessories, IROB, 39 Power [...]

518-600-008[...]