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Nortel Meridian 1 Installation Manual

Circuit card installation and testing
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Meridian 1
Circuit Card Installation and Testing
Document Number: 553-3001-211
Document Release: Standard 17.00
Date: April 2000
Year Publish FCC TM
Copyright © 1993–2000 Nortel Networks
All Rights Reserved
Printed in Canada
Information is subject to change without notice. Nortel Networks reserves the right to make changes in design
or components as progress in engineering and manufacturing may warrant. This equipment has been tested
and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules, and the
radio interference regulations of Industry Canada. 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 if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference in which case the user will be required to correct the
interference at their own expense.
SL-1 and Meridian 1 are trademarks of Nortel Networks.
Circuit Card Installation and Testing

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  • Page 1 All Rights Reserved Printed in Canada Information is subject to change without notice. Nortel Networks reserves the right to make changes in design or components as progress in engineering and manufacturing may warrant. This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules, and the radio interference regulations of Industry Canada.
  • Page 3 Page 3 of 74 Revision history April 2000 Standard 17.00. This is a global document and is up-issued for content changes for X11 Release 25.0x. April 2000 Standard 16.00. This is a global document and is up-issued for X11 Release 25.0x.
  • Page 4 July 1995 Standard, release 11.00. This document is reissued to include international information to create a global NTP, Meridian 1 option 81C, and minor text edits. Changes to technical content are noted by revision bars in the margins. December 1994 Standard, release 10.00.
  • Page 5 Page 5 of 74 Contents About this document ..... . . Circuit card installation ..... Acceptance tests .
  • Page 6 Page 6 of 74 Contents 553-3001-211 Standard 17.00 April 2000...
  • Page 7 • option settings for the PBX circuit cards currently supported by Nortel Networks. Note: For information on equipment used with system option 11, see the appropriate documentation for that product.
  • Page 8 Page 8 of 74 About this document 553-3001-211 Standard 17.00 April 2000...

  • Page 9: Table Of Contents

    Page 9 of 74 Circuit card installation Content list The following are the topics in this section: • Reference list 9 • Card slots—System options 51C, 61C and 81C 9 • Circuit Card Installation 10 • Installing a circuit card 15 Reference list The following are the references in this section: •...
  • Page 10 Page 10 of 74 Circuit card installation Circuit Card Installation Table 1 System Options 51C, 61C, and 81C card slots (Part 1 of 4) Component Options 51C, 61C, and 81C NT1P61 Fibre Superloop Network card Core/Net: 0–7 NT1P62 Fibre Peripheral Controller card IPE: “Contr”...
  • Page 11 Circuit card installation Page 11 of 74 Table 1 System Options 51C, 61C, and 81C card slots (Part 2 of 4) Component Options 51C, 61C, and 81C NT5K83 E&M Trunk Card IPE: any slot but “Contr” NT5K84 Direct Inward Dial Trunk Card IPE: any slot but “Contr”...
  • Page 12 Page 12 of 74 Circuit card installation Table 1 System Options 51C, 61C, and 81C card slots (Part 3 of 4) Component Options 51C, 61C, and 81C NT8D17 Conference/TDS Card Core/Net: 0–7 NT8D41 Dual Port Serial Data Interface Card Serial Port back of Core/Net module NT9D19 Call Processor Card Core/Net: 15 and 16 NTAG03 Central Office Trunk Card...
  • Page 13 To avoid damage to circuit cards from static discharge, wear a properly connected antistatic wrist strap when you work on Meridian 1 equipment. If a wrist strap is not available, regularly touch one of the bare metal strips in a module to discharge static.
  • Page 14 Page 14 of 74 Circuit card installation Figure 1 Static discharge points Module rear Wrist strap connection point Bare metal strip Power supply slot Module Wrist strap Bare metal strip front connection point 553-5000 Handle circuit cards as follows: • Unpack or handle cards away from electric motors, transformers, or similar machinery.

  • Page 15: Installing A Circuit Card

    Return defective or heavily contaminated cards to a repair center. Do not try to repair or clean them. Installing a circuit card This procedure provides detailed installation instructions for Meridian 1 circuit cards. WARNING To avoid personal injury and equipment damage, read all of the guidelines in “Circuit Card Installation”...
  • Page 16 Page 16 of 74 Circuit card installation If there are option switches or jumpers on the card, set them according to the work order (see “Option settings” on page 31). CAUTION Incorrectly set switches on common equipment circuit cards may cause a system failure.
  • Page 17 Circuit card installation Page 17 of 74 Insert the card into the card aligning guides in the card cage. Gently push the card into the slot until you feel resistance. The tip of the locking device must be behind the edge of the card cage (see Figure 2).
  • Page 18 Page 18 of 74 Circuit card installation 553-3001-211 Standard 17.00 April 2000...

  • Page 19: The Following Are The References In This Section

    Page 19 of 74 Acceptance tests Content list The following are the topics in this section: • Reference list 19 • Trunk cards 27 Reference list The following are the references in this section: • Telephone and Attendant Console: Installation (553-3001-215) •...
  • Page 20 Page 20 of 74 Acceptance tests Procedure 2 Conference cards Use this procedure to test a conference card or to test the conference function of an NT8D17 Conference/TDS Card. Log into the system: LOGI (password) Request the status of a loop on the conference card: LD 38 STAT loop Conference status is formatted as follows:...
  • Page 21 Acceptance tests Page 21 of 74 If the conference card loop is disabled, enable it. For an NT8D17 Conference/TDS Card, enter: ENLX loop (the conference loop is the odd loop of the conference/TDS loop pair) Note: The conference/TDS card is not enabled automatically when it is inserted.
  • Page 22 Page 22 of 74 Acceptance tests After you enter the CNFC command, any two telephones (one may already be the maintenance telephone) dialing the special service prefix code (SPRE) and the digits 93 will enter the manual conference call. The prime directory number (PDN) indicator, if equipped, will light on each telephone.
  • Page 23 Acceptance tests Page 23 of 74 Procedure 3 Digitone receiver cards Use this procedure to test a Digitone receiver (DTR) card, a DTR daughterboard, or the DTR function on the NT8D18 Network/DTR Card. Note: The DTR daughterboard connected to a QPC659 Dual Loop Peripheral Buffer Card cannot be assigned when the peripheral equipment (PE) shelf is used in single loop mode.
  • Page 24 Page 24 of 74 Acceptance tests Procedure 4 Line cards Use this procedure to test a line card. Log into the system: LOGI (password) Perform a network memory test, continuity test, and signaling test on a specific loop and shelf: LD 30 SHLF l sloop and shelf numbers If the system response is other than OK, see the X11 Administration...
  • Page 25 Access the system from a maintenance telephone; then enter: LD 46 Give the system approximately 20 seconds to load the program. See “Communicating with the Meridian 1” in the X11 Administration (553-3001-311) for details on accessing the system from a maintenance telephone.
  • Page 26 Page 26 of 74 Acceptance tests Procedure 6 Multifrequency signaling cards Use this procedure to test a multifrequency signaling card. Log into the system: LOGI (password) Test and enable the specified unit: LD 54 ATST l s c uloop, shelf, card, and unit numbers If the system response is other than OK, see the X11 Administration (553-3001-311) to analyze the messages.
  • Page 27 Procedure 8 Test procedure using a maintenance telephone Access the system from a maintenance telephone. See “Communicating with the Meridian 1” in the X11 Administration (553-3001-311) for details on accessing the system from a maintenance telephone. Test the trunk unit:...
  • Page 28 Page 28 of 74 Acceptance tests Test an automatically identified outward dialing (AIOD) trunk card: LD 41 AIOD l s cloop, shelf, and card numbers If the system response is other than OK, see the X11 Administration (553-3001-311) to analyze the messages. End the session in LD 41: **** Procedure 10...
  • Page 29 Acceptance tests Page 29 of 74 Using a maintenance telephone, log into the system. See “Communicating with the Meridian 1” in the X11 Administration (553-3001-311) for details on accessing the system using a maintenance telephone. From the maintenance telephone, enter:...
  • Page 30 Page 30 of 74 Acceptance tests 553-3001-211 Standard 17.00 April 2000...

  • Page 31: Option Settings

    Page 31 of 74 Option settings Content list The following are the topics in this section: • Reference list 31 • Circuit card grid 31 • General purpose switches 34 • Trunk interface switches 34 • Ring ground switches 36 •...

  • Page 32: Circuit Card Grid

    Page 32 of 74 Option settings On a circuit card • ON may be indicated by the word “on,” the word “up,” the word “closed,” the number “1,” an arrow pointing up, or a solid dot (•). • OFF may be indicated by the word “down,” the word “open,” the number “0,”...
  • Page 33 Option settings Page 33 of 74 NT1R20 Off-Premise Station card The following table lists option settings for the NT1R20 Off-Premise Station analog card. Table 2 OPS analog line card configuration Application On-premise station (ONS) Off-premise station (OPS) Class of Service (CLS) (Note 1) Loop resistance 0–460...

  • Page 34: General Purpose Switches

    Page 34 of 74 Option settings NT5D12AA Dual DTI/PRI (DDP) card Switch setting tables for this card are listed in subsections according to their function. Bold font designates factory (default) settings. General purpose switches Use switch set SW9 for Trunk 0; use switch set SW15 for Trunk 1 General purpose switch settings SW9/SW15 switch Switch...
  • Page 35 Option settings Page 35 of 74 A set of three switches provides selection of dB values. Use SW5, SW6, and SW7 for Trunk 0; use SW11, SW12, and SW13 for Trunk 1. Table 4 Trunk interface line build out switch settings Description Switch setting SW5/SW11...

  • Page 36: Ring Ground Switches

    Page 36 of 74 Option settings Ring ground switches A set of four DIP switches selects which Ring lines are connected to ground. Table 6 Ring ground switch settings Switch Description S2 switch setting Trunk 0 Transmit off - Ring line is not grounded on- Ring line is grounded Trunk 0 Receive off - Ring line is not grounded...
  • Page 37 Option settings Page 37 of 74 Table 8 NTBK51AA daughterboard address select switch settings Device Address Switch Setting Note 1: The maximum number of DCHI, MSDL, and DDCH devices in the system is 16. The Device Addresses are equivalent to the MSDL DNUM designations. For programming information on the MSDL, refer to NTPs Multi-Purpose Serial Data Link: Description (553-3001-195) and X11 Administration (553-3001-311) guide .

  • Page 38: Illustrations Of Switch Locations And Settings

    Page 38 of 74 Option settings Illustrations of switch locations and settings Figure 4 below displays functional areas for switches on the DDP card. Figure 4 Switch functions and areas Faceplate Port 0 Port 1 General Purpose Switches Receiver Impedance Line Build Out Switches...
  • Page 39 Option settings Page 39 of 74 Figure 5 displays default settings for switches on the DPP card. Figure 5 Switch default settings Switch Default Setting Circuit Card Installation and Testing...
  • Page 40 Page 40 of 74 Option settings NT6D42 Ringing Generator DC The next six tables list option settings for the NT6D42 Ringing Generator. NT6D42 recommended options for North American and British Telecom Ringing Ringing Application Jumper locations Ringing output frequency voltage North America 20 Hz 86 V ac...
  • Page 41 Option settings Page 41 of 74 NT6D42CB SW2 Ringing Message waiting voltage voltage 86 V ac –120 V dc 86 V ac –150 V dc 80 V ac –120 V dc 80 V ac –150 V dc 75 V ac –120 V dc 75 V ac –150 V dc...
  • Page 42 Page 42 of 74 Option settings NT5D2101/NT9D1102 Core/Network Module Backplane Location Jumper Core/Network 1 Core/Network 0 (between slots) 14/15 Jumper plug not installed Plug installed Note: Berg jumper is located at the bottom of the primary side of the backplane. (This is inside the card cage assembly.) NT6D68 Core Module Backplane Location...
  • Page 43 Option settings Page 43 of 74 NT6D80 Multi-purpose Serial Data Link Card Port 0—SW4 Port 0—SW8 RS-232-D DTE or DCE* all off all off RS-422-A DTE (terminal) all off all on RS-422-A DCE (modem) all on all off Port 1—SW3 Port 1—SW7 RS-232-D DTE or DCE* all off...
  • Page 44 Page 44 of 74 Option settings NT8D14 Universal Trunk Card The next five tables list option settings for the NT8D14 Universal Trunk Card. NT8D14 vintage AA jumper strap settings Modes Location Jumper strap Central Office (CO) J1, J2 2-way tie trunk (loop dial repeat) J1, J2 2-way tie trunk (outgoing/incoming dial) J1, J2...
  • Page 45 Option settings Page 45 of 74 NT8D14 vintages BA/BB jumper strap settings—factory standard Trunk types Jumper strap settings Loop length J1.X J2.X J3.X J4.X CO/FX/WATS 2-way tie (LDR) Zero–1524 m (5000 ft) 2-way tie (OAID) Zero–600 ohms 1–2 1–2 RAN: continuous Not applicable: RAN operation mode and paging trunks...
  • Page 46 Page 46 of 74 Option settings NT8D14 vintages BA/BB trunk types—termination impedance and balance network Terminating Balance network for loop lengths (Note 2) Trunk types impedance Zero–915 m 915–1524 m > 1524 m (Note 1) (zero–3000 ft) (3000–5000 ft) (> 5000 ft) CO/FX/WATS 600 or 900 600 ohms...
  • Page 47 Option settings Page 47 of 74 NT8D15 E&M Trunk Card Mode of operation (Note 2) 2-wire trunk 4-wire trunk Jumper (Note 1) DX tip & ring pair Type I Paging Type I Type II M—rcv E—rcv M—xmt M—xmt J1.X Pins 1–2 Pins 2–3 J2.X (Note 3)
  • Page 48 Page 48 of 74 Option settings NT8D17 Conference/TDS Card Switch and jumper settings are used to select the companding law and to change the conference attenuation PAD levels. These PAD levels are used if prompt CPAD = 1 in LD97. The J1 connector on the faceplate is reserved for future use.
  • Page 49 Option settings Page 49 of 74 NT8D21 Ringing Generator AC Settings Frequency Amplitude 20 Hz 86 V ac open open 2–5 8–11 25 Hz 70 V ac open 1–4 open 7–10 25 Hz 80 V ac open 3–6 open 9–12 25 Hz 86 V ac open...
  • Page 50 There is no serial connection between RPE columns. NT8D22 SW1 Position SW1 function Not used Meridian 1 columns only Position 1 is OFF (Meridian 1 columns only) Not used Position 1 is ON, master column contains CP: master slaves DC-powered system...
  • Page 51 Option settings Page 51 of 74 NT8D22 SW2 Position SW2 indication Master system monitor Slave system monitor Not used All other operation For master, indicates total number of Set 3–8 according to the table titled slaves “NT8D22 settings for total number of slaves—SW2 on master.”...
  • Page 52 Page 52 of 74 Option settings NT8D22 settings for total number of slaves—SW2 on master Switch position Switch position How many How many slave units slave units 553-3001-211 Standard 17.00 April 2000...
  • Page 53 Option settings Page 53 of 74 NT8D22 slave address—SW2 on slave Position Position Slave unit Slave unit address address Circuit Card Installation and Testing...
  • Page 54 Page 54 of 74 Option settings NT8D41BA Quad Serial Data Interface Paddle Board Baud rate Switches SW13, SW10, SW11, and SW12 determine the baud rate for ports 1, 2, 3, and 4, respectively. See the settings for these switches in the following table.
  • Page 55 Option settings Page 55 of 74 Address Switch SW15 or SW16 and logic on the card always address the four UARTs using a pair of addresses: 0 and 1, 2 and 3 through 14 and 15. The settings for both switches are shown in the following table. To avoid system problems, switches SW15 and SW16 must not be configured identically.
  • Page 56 Page 56 of 74 Option settings DTE/DCE mode Each serial port can be configured to connect to a terminal (DTE equipment) or a modem (DCE equipment). Instructions for setting the DTE/DCE switches SW2, SW3, SW4, SW5, SW6, SW7, SW8, and SW9 are shown in the following table.
  • Page 57 Option settings Page 57 of 74 NT8D72 Primary Rate Interface Card The NT8D72 Primary Rate Interface card allows the setting of interface impedance by way of DIP switches. Figure 6 NT8D72 DIP switch settings NT8D72AA, NT8D72AB 75 ohm switch setting 120 ohm switch setting (default) NT8D72BA 75 ohm switch setting...
  • Page 58 Page 58 of 74 Option settings QPC43 Peripheral Signaling Card Options (minimum vintage N) Plug location NT5D21 Core/Network Module NT8D35 Network Module QPC71 E&M/DX Signaling and Paging Trunk Cards Unit 0 E35 switch Unit 1 E5 switch Application E&M Paging DX 2-wire (conductor loop <...
  • Page 59 Option settings Page 59 of 74 QPC414 Network Card Pin connection Application J3/S2 and J4/S1 Option A: In-house remote peripheral equipment connect pins 2 and 3 (RPE), microwave, fiber optics (pin 1 is next to the white dot) Option B: T-1 facilities (including PRI/DTI),* connect pins 1 and 2 channel service unit (pin 1 is next to the white dot)
  • Page 60 Page 60 of 74 Option settings QPC441 3-Port Extender Cards For option 51C, 61C and 81C systems, QPC441 vintage F or later must be used in all modules. Table 9 QPC441 3PE Card installed in the NT5D21 Modules Jumper Settings: Set Jumper RN27 at E35 to “A”. Switch Settings Module D20 switch position...
  • Page 61 Option settings Page 61 of 74 Table 10 QPC441 3PE Card installed in the NT8D35 Module Jumper Settings Set Jumper RN27 at E35 to “A”. Switch Settings D20 switch position: 81, 81C (Note 1) Shelf Group D20 switch position: Note 1: For option 51C, 61C, and 81C systems, QPC441 vintage F or later must be used in all modules. Circuit Card Installation and Testing...
  • Page 62 Page 62 of 74 Option settings QPC559, QPC560 Loop Signaling Trunk Cards The next two tables list option settings for loop signaling trunk cards. QPC559, QPC560 single density Single density—Unit 0/1 F30/F8 switch Application Outgoing ANI only: loop pulsing battery and ground pulsing Other than outgoing ANI Jumpers (QPC560) Units 0/1/2/3 600 ¾...
  • Page 63 Option settings Page 63 of 74 QPC528 CO/FX/WATS Trunk Cards The following table list switch and jumper settings for options available. QPC528 Trunk Cards switch and jumper settings Switch Settings Switch S1 (location A23) Switch position: Unit 0, Switch S2 (Location E29) Unit 1, Switch S3 (Location E9) Unit 2, Switch S4 (Location A28) Unit 3, Switch S5 (Location A10)
  • Page 64 Page 64 of 74 Option settings QPC471 Clock Controller Card The next table lists option settings for the QPC471 Clock Controller Card. Table 11 QPC471 vintage H System 51C, 61C 81C with Fiber Network *Cable length between the J3 faceplate connectors: 0–4.3 m (0–14 ft) 4.6–6.1 m (15–20 ft) 6.4–10.1 m (21–33 ft)
  • Page 65 Option settings Page 65 of 74 QPC525, QPC526, QPC527, QPC777 CO Trunk Card Switches at E29/E9/A29/A11 Units 0/1/2/3 Application Zero ohm outpulsing Standard outpulsing Ground start Loop start Loop start, automatic guard detection PPM daughterboard not installed PPM daughterboard installed Battery on M operation Ground on M operation Second pair M&MM...
  • Page 66 Page 66 of 74 Option settings QPC550 Direct Inward Dial Trunk Card The next five tables give the option settings for the QPC550 DID Trunk Card. QPC550 vintages A and B—real/complex balance impedance selection Impedance type Device Device Switch Unit location designation number...
  • Page 67 Option settings Page 67 of 74 QPC550 vintage A—software/hardware control for 2dB pad 2 dB pad control Device Device Unit Switch location designation number number (pad in) (pad out) QPC550 vintage B—attenuation level control Switch number Device Device Unit 2 dB option location designation number...
  • Page 68 Page 68 of 74 Option settings QPC550 vintage B—software control for 2dB pad 2 dB pad control Device Device Unit Switch location designation number number (pad in) (pad out) S1.0/1 S1.2/3 553-3001-211 Standard 17.00 April 2000...
  • Page 69 Option settings Page 69 of 74 QPC551 Radio Paging Trunk Card Signal duration on the 18-pair faceplate S1 (F33) Binary value (.1 second) Note: This switch determines the length of time a signal stays on the 18-pair data bus. The time is set in binary to the nearest tenth second.
  • Page 70 Page 70 of 74 Option settings QPC595 Digitone Receiver Cards Location Connection 12 DTMF tones Center to E3 16 DTMF tones Center to E2 QPC577, QPC596 Digitone Receiver Daughterboards 16/12 tone options jumper Jumper at P1 16 tone (4 x 4) connect pins 1 and 2 12 tone (3 x 4) connect pins 2 and 3...
  • Page 71 Option settings Page 71 of 74 QPC775 Clock Controller Card The next two tables give option settings for the QPC775 Clock Controller card. QPC775 (before vintage E) switch settings QPC775 vintage E switch settings System *Cable length between the J3 faceplate connectors: 0–4.3 m (0–14 ft) 4.6–6.1 m (15–20 ft)
  • Page 72 Page 72 of 74 Option settings QPC841 4-Port Serial Data Interface Card The next four tables list option settings for the QPC841 4-Port SDI Card. QPC841 port 1 and 2 address selection Device number SW14 Port 1 Port 2 Note 1: On SW16, positions 1, 2, 3, and 4 must be OFF. Note 2: To avoid address conflicts, SW14 and SW15 can never have identical setting.
  • Page 73 Option settings Page 73 of 74 QPC841 port 3 and 4 address selection Device number SW15 Port 3 Port 4 Note 1: On SW16, positions 1, 2, 3, and 4 must be OFF. Note 2: To avoid address conflicts, SW14 and SW15 can never have identical setting. Note 3: To disable ports 3 and 4, set SW15 position 1 to ON.
  • Page 74 Page 74 of 74 Option settings QPC841 DTE or DCE selection Mode Port 1—SW8 Port 1—SW9 DTE (terminal) DCE (modem) NT1P61 (Fibre) Port 2—SW6 Port 2—SW7 NT1P61 (Fibre) Port 3—SW4 Port 3—SW5 Port 4—SW2 Port 4—SW3 553-3001-211 Standard 17.00 April 2000...
  • Page 76 Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at their own expense. SL-1 and Meridian 1 are trademarks of Nortel Networks. Publication number: 553-3001-211 Document release: Standard 17.00...

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