Telecom Australia Commander N1236 Maintenance Manual Download Page 199

Page: 199 / 203

N2260 PARTS LIST

ITEM NO.

CODE

N2260 MAIN COMPONENTS

ME-2260

3381402

PS-12362260

3381570

CK-61222-50

DESCRIPTION

Main Equipment 2260

Power Supply

Connector Kit
50 Position
Amp Champ

N2260 PRINTED BOARD ASSEMBLIES

3381420

ECPB-A

ECMB-A

3381421

3381428

3381520

EICB-A

EDTB-A

EPFB-A

ETSB-A

ETSB-B

ELNB-A

ETSB-C

ESTB-C

EXPB-A

3381522

EXPB-B

EGDB-A

3381460

EPGB-B

Central Processor

Board A

Central Memory

Board A

Intercom Control
Board A

Data Transmission
Board A

Power Failure
Board A

Tone and Sender

Board A .VF

Tone and Sender

Board B .DEC

Exchange Line
Board A

Tone and Sender

Expansion Board C

. DEC

Station Board C

Expansion Board A

Expansion Board B

Grounding Board A

Paging Board B

2-Wire Internal
Extension Board C

199

REMARKS

Houses N2260 control equipment.

Used to power 3381383,
403.

For use with 3381362,383,
403 to interconnect with
System Distributing Frame.

Used in

to provide system intelligence.

Used in

to retain

system data and provide
abbreviated dialling.

Used in
provides 4 intercom links.

Used in 3381383,403.

Sends and receives data between

main equipment and stations.

Used in
Provides 8 power fail exchange
line ports.

Used in

when VF dialling is required.

Used in

when decadic dialling is required.

Used in
Provides 4 exchange line ports.

Used in

when

decadic dialling is to be
employed and more than 16
exchange lines are to be
connected.

Used in
Provides 4 station ports.

Used in

when providing 2

additional intercom links or when

more than 12 exchange lines are
required.

Used in

Required when

providing 2 additional intercom
links.

Used in

When PBX

recall is required.

Used in

When

external paging is required.
Provides facility for external
amplifier.

Used in
in conjunction with 3381572 to
provide four 2-wire working
internal extension telephone ports.

Max loop limit 700 ohms.

ISSUE 1

Summary of Contents for Commander N1236

Page 1: ...on Maintenance Manual This manual contains propnetary Information and IS to be Issued and used solely withtn Telecom Australia The manual was prepared by Standard Telephones and Cables Pty Ltd for and In conjunct on with Telecom Australia I P 49 Telecom Australia ...

Page 2: ...all Metering Unit 2 3 8 Ring Generator Unit 2 4 CABLING AND TERMINATING METHODS 2 4 1 General 2 4 2 AMP Champ Connectors 2 4 3 S D F Cabling 2 4 4 Lightning Protection 2 4 5 Exchange Lines 2 4 6 Earth Recall 2 4 7 Stations and DSS Console 2 4 8 Powerfail Stations 2 4 9 Powerfail Bell 2 4 10 Handsfree Console 2 4 1 1 Call Metering Unit 2 4 12 Remote Extension and Tie Line Interface Unit 2 4 13 E2WB...

Page 3: ...IONAL TEST 2 8 1 Exchange Line Test 2 8 2 Intercom Test 2 8 3 Station Test 2 8 4 DSS Console Test 2 8 5 Miscellaneous Tests 2 8 6 Internal Extension Test 2 8 7 RTIU Tests Initial Values 2 9 RECORDS 3 1 TEST EQUIPMENT AND MAINTENANCE AIDS 119 3 2 TEST POINTS 119 3 3 POWER SUPPLY INDICATORS 123 3 4 MAINTENANCE PROCEDURES 124 3 5 FAULT FINDING FLOWCHARTS 128 3 6 SUGGESTED REPAIR ACTIONS 173 3 7 REPAI...

Page 4: ...y the handles Do not handle PBA tracks components or edge connectors contaminants introduced by fingers can cause corrosion and high resistance connections 0 Components are physically delicate Finger pressure on a component can fracture but not necessarily break component leads a future fault To protect against physical damage and damage due to static discharge PBA s must ALWAYS be wrapped in alum...

Page 5: ... all site dependant data and abbreviated dial numbers are lost It will be necessary to re programme the system 0 The battery may be changed by removal of the daughter board without loss of any programmed data with the ECMB power up i e power on 0 The press button SW4 must be pressed to reset the crosspoints of the system after replacing ESTB or ELNB boards when the power is on I N616 1236 2260 2 I...

Page 6: ...o a maximum of 6 Exclusive Exchange Lines may be provided with the limitation of one per station An ExecutiveSecretaiiaI configuration can be arranged where only the secretary s station responds to incomming calls and the secretary may extend the calls to the executive using an intercom call 1 2 6 LAST NUMBER REDIAL The user may recall the last number dialled by operating the asterisk button after...

Page 7: ...h manual hold by operating the Hold Key I Hold is indicated at the holding station and Hold is indicated at all other stations A second operation of the Hold Key will place the exchange line on Exclusive Hold no other station can accept the call The DSS Console has an Automatic Hold used when transferring exchange line calls to another station After answering an exchange line call the exchange lin...

Page 8: ...P WIRE INTERNAL EXTENSION It is possible to connect 2 wire standard telephones with decadic dialling using a special interface card and a ring generator unit in place of a 4 wire station interface card 1 2 26 REMOTE EXTENSIONS REMOTE STATION P WIRE TELEPHONE A remote extension can be connected to the systems using a Remote Extension and Tie Line Interface Unit which provides the 4 wire to 2 wire c...

Page 9: ...ch open or close can be connected to the system When the device is activated a flashing LED and audible alarm signal will be indicated at the DSS Console While in night transfer mode the alarm will be indicated at the night transfer station s 1 2 35 DO NOT DISTURB The system can provide a Do Not Disturb facility for all stations depending how the system is programmed Operation of the DND key puts ...

Page 10: ...DSS Console Attendant Three Station Intercom Conference Do Not Disturb P 0 Call Forwarding P 0 Microphone Cut off Paging All Call Internal P 0 External S 0 Meet me Answer Paging P 0 Message Waiting Background Music Control Power Failure S O SYSTEM OPTION requiring additional hardware P O PROGRAMMABLE OPTION depends on system configuration 1 3 5 1 3 6 1 3 7 DSS CONSOLE NOMENCLATURE DSS CONSOLE LED ...

Page 11: ...a F FNATlON a EXCHANGE LINE KEYS HOLD KEV DIAL CONTROL DO NOT DISTURB KEY KEY FIGURE 1 N616 STATION TS 616 l l h b 13 INTERCOM KEY o I MICROPHONE I d ADD AEVlMOkR KEY 1 bs lE HOLD KEY DIAL CONTROL MICROPHONE KEY EXCHANGE LINE KEYS FIGURE 3 N1236 STATION TS 1236 8 N616 1236 2260 ISSUE 1 ...

Page 12: ...ok Flash the keys used for these facilities are automatically allocated The last three exchange line keys will be used depending on what facilities are required The keys are allocated as shown 616 1236 2260 4 1 0 2 0 Exclusive Line Key 5 1 1 2 1 Exclusive Line Key or Hot Line Key 6 1 2 2 2 Exclusive Line Key or Hot Line Key or Earth Recall Key or Switchhook Flash Key The exchange line keys are all...

Page 13: ... off Microphone Off Message Waiting Hold Exclusive Hold Add On Standby 120 IPM 120 IPM I Hold 300 IPM Intercom Call Microphone on Hot Line Call Automatic Ring Back I OFF S L O W F L A S H 601PM E G I N C O M I N G C A L L Ll S E C O N D F L A S H 120 IPM E G H O L D I F L I C K E R 120 IPM E G E X C L U S I V E H O L D RAPID F L A S H 300 I P M 1 E G I HOLD FIGURE 4 LED INDICATIONS N616 1236 2260 ...

Page 14: ...y 7 When you hear Dial Tone press the DC Dial Control Key 10 then press the button The system automatically dials the last number called A pause a PABX i e if you first dialled the digit for an outside line is inserted if you dialled through ON HOOK DIALLING To initiate a call without lifting the Handset 1 Press the MON Key 1 l Select a free Exchange Line Key 7 and dial the required number Once th...

Page 15: ...ard through the Station Speaker 2 if this option is assigned Once the call is answered no other station can come across the line HOLDING AN EXCHANGE LINE Press the HOLD Key 6 once The a3 Exchange Line Status LED 7 on your station will indicate 8 HOLD condition is indicated on all other stations If provided music is transmitted to the held line I HOLD To release the exchange line from Hold any stat...

Page 16: ...all Press the ADD ON Key 9 the exchange line is held and the Exchange Line Status LED 7 indicates Add On Standby Place another call using a free exchange line and begin the conversation Press the ADD ON Key 9 again to begin the conference 0 Both Exchange Line Status Lamps 7 indicate busy To release one exchange line press the Exchange Line Key 7 corresponding to the person to whom you wish to cont...

Page 17: ... which uses Voice Frequency dialling While on a local call via the PABX press the Switchhook Flash Key to hold the exchange line at the PABX Operation of the Switchhook Flash Key will give loop break of 1 second The Switchhook Flash Key is allocated as follows 616 Exchange Line 6 1236 Exchange Line 12 2260 Exchange Line 22 EARTH RECALL SYSTEM OPTION This facility is provided only when the system i...

Page 18: ...station being called has the microphone switched off Therefore you will not hear the person being called unless the microphone is switched on or the ICM Key 13 is operated and the Handset 1 is used A Slow Repeating Tone indicates that the station is busy on another call A Fast Repeating Tone indicates that the station called is in the Do Not Disturb mode Another station can not listen in on your c...

Page 19: ...l indicate busy ALTERNATE POINT ANSWERING To answer an intercom call being made to another station located nearby Lift the Handset 1 Dial the number of the station being called Do not press the Intercom Key during this operation a The Intercom Status LED 13 will indicate busy CALL TO A DSS CONSOLE ATTENDANT Lift the Handset 1 0 Press the ICM Key 13 Wait for Intercom Dial Tone Dial 0 for the first ...

Page 20: ...l be automatically directed to the preassigned station Press the DND Key 12 twice to reset Call Forwarding 0 Do Not Disturb Status LED 12 indicates the free condition MICROPHONE CUT OFF To cut off the microphone while using Handsfree Talkback on an intercom call press the DND Key 12 For stations programmed to have Do Not Disturb the DND Key 12 must be pressed twice However stations with an interco...

Page 21: ...t Busy stations will not hear the paging announcement The paging numbers are as follows 80 All Call Paging ai Internal Zone 1 a2 Internal Zone 2 a3 Internal Zone 3 a4 Internal Zone 4 65 External Zone 1 a6 External Zone 2 l Note ExternalZone 2 is notprovidedin the 616system MEET ME ANSWER PAGING PROGRAMMABLE OPTION Make an All Call or Internal Zone Paging announcement for someone to Meet Me The ori...

Page 22: ... calls may be received or outgoing calls can be originated all other facilities are inoperative To answer an incoming call lift the Handset 1 To place an outgoing call lift the Handset 11 wait for exchange dial tone and dial the desired number If a short interruption of the mains power occurs the operation of the system will be interrupted and all calls will be cut off In this case the red reset L...

Page 23: ...RNAL ZONE D I S P L A Y PAGING KEYS P A G I N G K E Y S 24 ALL CALL 3 PAGING KEY A L A R M L E D 4 26 SIGNAL CALL KEY AWAITING N I G H T T R A N S F E R KEY D I R E C T S T A T I O N S E L E C T I O N K E Y S FIGURE 5 N616 1236 DSS CONSOLE DSS 6161236 20 N616 1236 2260 ISSUE 1 ...

Page 24: ... CONSOLE DSS 2260 21 Display 4 digits 22 Internal Zone Paging Keys 23 External Zone Paging Keys 24 All Call Paging Key 25 Alarm Lamp 26 Signal Call Key 27 Message Waiting Key 28 Night Transfer Key 29 Direct Station Selection Keys including Busy Lamp Field a SIGNAL CALL KEY NIGHT TRANSFER KEY DSS Station the station located beside the DSS Console 21 N616 1236 2260 ISSUE 1 ...

Page 25: ...ion of the call you wish to make Automatically the Intercom or Paging Call will be established NOTE A DSS Console cannot take part or set up a conference using the ADD ON facility A conference must be set up from the DSS station only AUTOMATIC EXCHANGE LINE HOLD When the attendant at a DSS Console answers an exchange line call the call may be transferred using a DSS Key 29 or by initiating a pagin...

Page 26: ...nsmitted from the DSS Station Speaker 2 until the call is re answered The Exchange Line Status LED 7 will indicate I Hold condition at the DSS station and the station to which the call has been transferred 8 And hold condition at all other stations AUTOMATIC RING BACK If exchange line calls transferred from the DSS Console are not re answered within the preprogrammed ring back time Audible Signall...

Page 27: ...he Battery Low Condition If the battery is not replaced in a short time the system will malfunction 1 3 6 OPTIONAL EQUIPMENT HANDSFREE CONSOLE MICROPHONE CUT OFF KEY ON OFF KEY 0 33 VOLUME CONTROL 0 32 MICROPHONE FIGURE 7 HANDSFREE CONSOLE HFC N Nomenclature 31 On Off Key and LED 32 Microphone 33 Volume Control 34 Speaker 35 Microphone Off Key and LED Lamp Indications 0 Off Non operational State O...

Page 28: ...s the MIC OFF Key 35 again to turn the microphone on The 0 MICYOFF LED 35 will go off INTERNAL EXTENSIONS INTERNAL STATIONS Nomenclature Key Stations 616 l 23612260 stations shown in the front of the instructions fig 1 2 8 3 Internal Extensions Telecom Touchfone 10 or rotary dial telephones with decadic dialling Internal Extensions are normally located in the same premises as the system and are re...

Page 29: ...et up between three parties Place your Handset on hook and the connection between the two remaining parties is maintained INTERCOM CALLS Placing an Intercom Call Lift the Handset Listen for Internal Dial Tone Then dial 2 and the number of the required Key Station or Internal Extension If the call is for another Internal Extension Ring Tone or Busy Tone is heard in the receiver Wait for the called ...

Page 30: ...sk that person to connect an exchange line to your telephone using the ADD ON Conference facility Dial the desired number after Exchange Line Dial Tone has been connected Answering an Exchange Line Call There is no facility to directly answer an Exchange Line Call Exchange line calls must be transferred to a Remote Extension using the ADD ON Conference facility at a Key Station Transferring an Exc...

Page 31: ...nnounced when the telephone rings Lift the Handset to answer Three party Intercom Conference A three party intercom conference may be set up as described for transferring an exchange line call above TIE LINES When a system uses a tie line the tie line takes the place of an exchange line Therefore a tie line appears as an exchange line key on each station OUTGOING CALLS Lift the Handset Select the ...

Page 32: ...ree metering circuits with digital displays Any number of units may be used to cater for the exchange lines connected to the system Remote Extension and Tie Line Interface Unit RTIU The unit has a capacity to provide two interface circuits for any combination of remote extensions ring in ring out tie lines or loop in ring out tie lines The number of RTIU s which can be used depends on system size ...

Page 33: ... main equipment is a one two or three shelf rack depending on system size The 616 system has the main equipment and power supply integrated into one unit The main equipment has connectors located on the side of the ME which provide all necessary connections for power supplies and installation wiring The main equipment houses polarised plug in printed circuit boards Refer to table 1 for details of ...

Page 34: ...fail stations are IRCUIT BOARDS MAXIMUM QUANTITY PER SYSTEM 1 N1236 N2260 N616 1 i 1 1 N A 1 N A 1 N A N A N A N A 1 N A 1 1 N A 1 N A 1 1 1 1 2 4 used TONE AND SENDER BOARD VF This board contains tone generators for internal tones and audible signalling This board also provides VF signalling for all exchange lines up to the maximum system size TONE AND SENDER BOARD DECADIC This board contains ton...

Page 35: ...nks I EXPB C 1236 EXPANSION BOARD N A 1 N A This board provides an expansion when more than 12 exchange lines are equipped on a 1236 This board is also required if more than 4 intercom links are to be provided t 4 10NONO de N A 1 N A 2 extra voice switching circuits This board must be used with an I EXPB C to provide the 2 extra intercom tinks __ __ OPTIONAL BOARDS EPGB B PAGING BOARD This board c...

Page 36: ...wo types of stations standard stations and powerfail stations Standard stations contain a telephone network including handset a dial key pad non locking function keys status lamps a microphone a speaker a volume control and electronics to control the stations operation Powerfail stations in addition to the above contain a powerfail dial either decadic or DTMF and an electronic buzzer to signal inc...

Page 37: ...r sub rack and a standard card The RTIU is equipped with its own power supply PCB C The components which can be used with the RTIU are shown in Table 2 fig 27 ix Ring Generator Unit RGU The ring generator unit figure 28 generates ring voltage for Internal Extensions The RGU is used in conjunction with the E2WB C The RGU is capable of providing ring voltage for up to two E2WB C boards 1 4 2 2 Custo...

Page 38: ...d are directly connected to the station They have no direct connection with the M E The following devices may be connected to M E ports Stations DSS Consoles Internal Extensions and Remote Extensions Standard stations powerfail stations and the DSS console are connected to the M E by 4 wires one pair is the speech pair and the other pair is for data transmission and power feed to the station Stand...

Page 39: ...ne Interface provides the d c loop termination of the exchange line ring detect circuit audio coupling transformer dialling relay line surge protection and distribution for tones and hold music Earth Recall Control is used to apply PBX earth to one wire of the exchange line pair Dial Control module in one case provides the VF tones and in the other case provides timing and control circuits for the...

Page 40: ...ion informs the main equipment of station status and displays the status of system parameters at the station Intercom Network contains the amplifiers for the station Speaker and Microphone and a solid state switch which the CPU operates to cut off the microphone Off Hook Signalling Module generates ring signaling under the control of the CPU Status Lamps show the status of system facilities and ar...

Page 41: ...the ME Data Receive Transmit block converts transmitted data into logic levels for the CPU Power Regulator takes power from the B pair to supply the DSS console circuits CPU Control scans the DSS console keys transmits DSS console status to the ME and interprets data from the ME to control LEDS LED Drivers decode outputs from the CPU to drive LEDS in the DSS console keys and the four digit display...

Page 42: ...a the station A pair and provides a 2 wire to 4 wire conversion Power Regulator takes power from the station to supply handsfree console circuits Voice Switch Network is connected between the microphone and speaker and the hybrid to prevent the handsfree console from singing A noise operated gain adjusting device prevents the microphone switching on in a noisy environment Microphone Amplifier is s...

Page 43: ...ne Interface is always loop in ring out from the main equipment It can be either Ring in Ring out RRB or Loop in Ring out LRB from the tie line The tie line interface uses the 16Hz signal for ringing and sends ring back tone to the main equipment or tie line Remote Extension Interface connected a 2 wire decadic telephone to the A pair audio path A CPU interprets decadic signalling from the remote ...

Page 44: ...se moulding Refer to fig 67 0 Stations Unplug from socket then carefully remove front panel using a screwdriver Loosen the screws 2 fixing the top case moulding to the base moulding and lift off the top case The bracket retaining the dial pad and keys may be lifted up The line cord or handset cord may be removed by removing the quick connect terminals and the cord retainer then drawing the cord th...

Page 45: ...FIGURE 15 N616 MAIN EQUIPMENT ME 61 6 FIGURE 16 N1236 MAIN EQUIPMENT ME 1 236 i i N616 1236 2260 ISSUE 2 ...

Page 46: ...FIGURE 17 N2260 MAIN EQUIPMENT ME 22601 al x 245 FIGURE 18 N1236 AND N2260 POWER SUPPLY PS 1236 2260 N616 1236 2260 43 ISSUE 2 ...

Page 47: ...c L 194 I I FIGURE 19 N616 STATION TS 616 TS 616 PFDEC TS 616 PFVF 1 83 7 FIGURE 20 N1236 STATION TS 1236 TS 1236 PFDEC TS 1236 PFVF N616 1236 2260 44 ISSUE 2 ...

Page 48: ...I FIGURE 21 N2260 STATION TS 2260 TS 2260 PFDEC TS 2260 PFVF FIGURE 22 N61611236 DSS CONSOLE DSS 616 1236 N616 1236 2260 45 ISSUE 1 ...

Page 49: ...FIGURE 23 N2260 DSS CONSOLE DSS 2260 1 2 4 T FIGURE 24 HANDSFREE CONSOLE 8 4 1 N616 1236 2260 46 ISSUE 1 ...

Page 50: ...74 I 1 0 0 F I G U R E 2 5 P O W E R F A I L B E L L PFB N I Exl lrxl F d T I FIGURE 26 CALL METERING UNIT CMU N 47_ r N616 1236 2260 47 ISSUE 1 ...

Page 51: ...332 151 FIGURE 27 REMOTE EXTENSION AND TIE LINE INTERFACE UNIT RTIU NJ FIGURE 28 RING GENERATOR UNIT RGU N N616 1236 2260 ISSUE 1 ...

Page 52: ...usic Source External Paging Loudspeakers and Alarm Detector Lightning protection must be provided A Telecom earth must be terminated on the Call Metering Unit 5 Plug boards into Main Equipment 6 Power up the system 7 Check cabling by measuring voltages at 610 sockets 8 Connect Handsfree Consoles to the associated stations Plug in stations 9 Programme the system using information provided on the sa...

Page 53: ...nstallation It also provides information required when programming the system Three copies of the System Order are forwarded to the installation area On completion of the installation any variation to the System Order should be noted on each copy of the order One copy of the System Order should remain with the equipment to provide a record of the particular installation The remaining two copies sh...

Page 54: ...Module 2 Remote Stn Tie Line Interface Unit 0 Remote Station Modules 0 Tie Line Connector Modules SYSTEM OPTIONS 0 Call Metering Unit 0 Powerfail Bells t 1_ Additional To Basic Provided Imm STATION INSTRUMENTS 0 Powerfail Stations 0 Key Stations 0 2 Wire Stations Rem Irrt STATION ATTACHMENTS 7 DSS Consoles 0 Handsfree Consoles 0 Wall Mounting Kits I AUTHORISED ATTACHMENT CONNECTIONS NO TVW I Pmn t...

Page 55: ...REQUIREMENTS Show number of Modules additional to the basic tariff package required in the central equipment to provide the required system capacity 5 EXCHANGE TIE LINE CONNECTIONS DETAILS i Exchange Line show exchange number ii Tie Line show equipment type and exchange number at distant end Specify whether Power Fail Bell or Power Fail Station is to be provided Indicate using ticks those lines on...

Page 56: ...al Common 0 Groupu No Naght Transfer u Zone 8 G M Yes 0 No 0 2 Ftlng Stgnal Common 0 GroupO No I Neght Transfer 0 Ll e St to St Llnelst to St Llnelst to St Llneist to St 1 Llnelst tcl St Llnelst to stn _ Lines Gp 1 Lunes Gp 2 Highest Line Lower Group Stns barred to Upper Group Ames Gp 3 lanes Gp 4 I I ISee sheet 3 for statoon asswnmem to classesl Allowable No Codes Class C I I I Codes barred Class...

Page 57: ...ING show numbers of lowest and highest stations in each zone e g 20 27 28 33 etc ii EXCLUSIVE HOT LINE Exclusive Line delete Stn and show Line number from sheet 1 and station number Hot Line delete Line and show both station numbers iii EXECUTlVE SECRETARIAL show groupings with executive station number first e g 27 29 where 27 executive statiora and 29 the secretarial station TS 170 mm0 BACK SHEET...

Page 58: ...VICE NO SERVICE OllOEl NO 11 I21 3 STN DESGNATION AND OR STN TVFE NO LOCATION k COLD JR TS 170 S S0 FRONT SHEET 3 OF 3 SHEETS MJSINESS OFFICE COPY A OPTIONAL FACILITIES w 9 I Fm Wall bmoh Kil ______ ______ EOUIPMENT CODE wkstdling sutr lJd FIGURE 31 SBS SYSTEM ORDER SHEET 3 55 N616 1236 2260 ISSUE 1 ...

Page 59: ...MN 6 On Executive Station designate Secretarial Station e g 25 SEC Cross reference Secretarial Station to Executive Unit e g 22 Ex COLUMN 7 Designate associated exchange line No eg L 1 COLUMNS 8AND9 Tick J where items required NOTE 1 DSS consoles utilize station numbers and must be shown in column 3 immediately following the station with which it is associated 2 The DSS console on an N616 system m...

Page 60: ...er than 1 8m from the floor as indicated on figure 32 The customer will provide a single phase 200 250 volt 10 amp 50 Hz AC general purpose outlet within 1 metre of the equipment The power outlet must be correctly earthed Due to the weight of the equipment particularly the Power Supply care should be exercised in the selection of the mounting position Both the Main Equipment and the Power Supply a...

Page 61: ... refer to figures 15 to 17 Hang the cabinet on the screws using the tear drop holes provided in the wall mounting brackets then tighten the screws 2 3 2 Power Supply f 200mm L FIGURE 34 MOUNTING FOR POWER SUPPLIES 1236 2260 The power supply is wall mounted Drill four holes in the locations shown on figure 34 Insert mounting screws into the holes Change over the wall mounting brackets screwed on th...

Page 62: ...splacement type terminal and is available in 10 pair modules The modules provide the facility of opening the circuit for monitor or test purposes without the need to disturb the terminations See figure 35 FIGURE 35 KRONE DISCONNECTION MODULE SIDE ELEVATION M A I N E Q U I P M E N T C A B L E S STATION CABLES FIGURE 36 BACKMOUNT CHANNEL CABLE LAYOUT The modules are mounted on a backmount channel Ea...

Page 63: ...additional backmount frame should be fitted in accordance with the layout shown in figure 37 FIGURE 37 S D F BACKMOUNT CHANNEL LAYOUT TABLE 4 S D F Terminal Requirements For Each System SYSTEM S D F SIZE TERMINATED AMP CHAMP KRONE PAIRS CONNECTORS MODULES Commander N616 100 pairs 75 3 8 N1236 200 pairs 150 6 15 N2260 300 pairs 275 11 28 N616 1236 2260 60 ISSUE 1 ...

Page 64: ...LL MOUNTING FOR STATIONS HOW TO INSTALL THE HANDSET HANGER HOW TO PUT THE STATION ON TO T H E W A L L M O U N T I N G B R A C K E T RESS AGAINST HE WALL PULL DOWN P U S H U P FIGURE 39 WALL MOUNTING BRACKET INSTALLATION N616 1236 2260 61 ISSUE 1 ...

Page 65: ... nt the telephone plug and socket on the wall in the centre of the wall mounting bracket The line cord should be gathered together and placed inside the wall mounting bracket Now clip the station on to the wall mounting bracket as shown in figure 39 This is done by fixing the upper portion of the bracket into the two square holes located in the base plate of the station Then push the station base ...

Page 66: ...e cover after terminating the exchange lines on the terminal block refer to figure 41 2 3 6 Ring Generator Unit 125mm FIGURE 42 WALL MOUNTING FOR RING GENERATOR UNIT The unit is fixed to the wall adjacent to the system distributing frame Remove the cover by loosening the four retaining screws Screw the base to the wall refer to figure 42 for hole centres Replace the cover after terminating the wir...

Page 67: ... 25 1 PIN 1 F r I I I I IN 50 WIRE 43 YELLOW WIRE 50 GREY PAIR 25 REAR VIEW NOTE PIN NUMBERING DOES NOT CORRESPOND TO WIRE NUMRERING IN 26 WIRE1 WHITE PAIR 1 WIRE 2 BLUE FIGURE 43 AMP CHAMP CONNECTOR CABLE TERMINATION Cables should be terminated in the following order pair one located on pins number 1 and 26 with the colour on pin 1 and the mate on pin 26 Note the cable entry shown in figure 43 To...

Page 68: ...ted on the bottom row of terminals of each module See figures 36 and 37 For ease of termination and to avoid damage to the conductors the correct terminating technique and tool must be used 2 4 3 1 Krone Terminal Module C A B L E ENTRY GUIDE FOR 10 PAIRS J U M P E R W I R E ENTRY GUIDE FOR 5 PAIRS xc A I R S FIGURE 44 KRONE TERMINAL MODULE CABLE TERMINATION The main equipment cabling is run in the...

Page 69: ... BD 1Ll lL2 2Ll 2L2 3Ll 3L2 4Ll 4L2 5Ll 5L2 6Ll 6L2 7Ll 7L2 8Ll 8L2 1 AL1 lAL2 2ALl 2AL2 3ALl 3AL2 4ALl 4AL2 5ALl 5AL2 6ALl 6AL2 7ALl 7AL2 8ALl 8AL2 rPLUG PIN 26 1 27 2 28 3 29 4 30 5 31 6 3 2 7 33 8 34 9 35 10 36 11 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 SDF PAIR 26 27 28 29 30 31 32 33 34 35 3 6 37 38 39 40 41 42 43 44 45 46 47 48 49 50 CONNECTOR M PL...

Page 70: ... AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD t BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD rPLUG PIN 26 1 27 2 28 3 29 4 30 5 31 6 32 7 33 8 34 9 35 10 36 11 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 SDF PAIR 26 27 28 29 30 31 3 2 33 3 4 35 36 37 3 8 39 40 41 4 2 43 44 45 46 47 48 49 50 1 CONNECTOR C SIGNAL DESG STA 44...

Page 71: ... 3ALl 3AL2 4ALl 4AL2 5ALl 5AL2 6ALl 6AL2 7ALl 7AL2 8ALl 8AL2 9ALl 9AL2 1 OALl 1 OAL 11ALl 11AL 12ALl 12AL 13ALl 13AL 14ALl 14AL lLS1 1 LS2 1Sl lS2 2LSl 2LS2 2Sl 2s2 8A 8B 9A 9B 10A IOB 11A 11B 12A 128 13A 138 14A 14B LUG SDF IN PAIR 26 1 27 2 28 3 29 4 30 5 31 6 32 7 33 0 34 9 35 10 36 11 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 101 102 103 104 105 106 10...

Page 72: ... 15 16 17 18 19 20 21 22 23 24 25 I CONNECTOR B SIGNAL DESG AL1 AL2 BD BD AL1 H STA AL2 33 BD STA I I AL2 38 BD STA I I AL2 39 BD PLUG PIN 26 1 27 2 28 3 29 4 30 5 31 6 32 7 33 8 34 9 35 10 36 11 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 r r AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 ...

Page 73: ...D AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD AL1 AL2 BD BD rPLUG PIN 26 1 27 2 28 3 29 4 30 5 31 6 32 7 33 8 3 4 9 35 10 36 11 37 12 3 8 13 39 14 40 15 41 16 4 2 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 SDF PAIR 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 CONNECTOR F SIGNAL DESG P 0 W E R F A...

Page 74: ...16L2 17Ll 17L2 18Ll 18L2 19Ll 19L2 2OLl 2OL2 21 Ll 21 L2 22Ll 22L2 23Ll 23L2 24Ll 24L2 25Ll 25L2 26Ll 26L2 15A 15B 16A 16B 17A 17B 18A 188 19A 19B 20A 208 PLUG PIN 26 1 27 2 28 3 29 4 30 5 31 6 32 7 33 8 34 9 35 10 36 11 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 SDF PAIR 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 19...

Page 75: ... 24 50 25 SDF PAIR 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 rSIGNAL T E X C H A N G E L I N E S 15A 15B 16A 16B 17A 17B 18A 18B 19A 19B 20A 208 21A 218 22A 228 23A 238 24A 248 25A 25B 26A 268 PLUG PIN 26 1 27 2 28 3 29 4 30 5 31 6 32 7 33 8 34 9 35 10 36 11 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25...

Page 76: ...tion of the wire and for removing disconnect plugs The blade end attachment is used to remove the module from the backmount channel The blade is inserted into the slot at the ends of the module to unseat the locking tabs on each side of the module from the backmount channel The module can then be pulled off the backmount channel 2 4 4 Lightning Protection Lightning protection must be provided The ...

Page 77: ...onnected to the ER connections via the S D F 2 4 7 Stations and DSS Console When cabling from the main equipment to the stations take care that the pairs are correctly terminated and the polarity of the pair is correct Fuses in the main equipment will blow or the equipment will not operate if the system is not correctly cabled The order in which stations are connected and the station number are im...

Page 78: ...tations This cabling allows assigned stations to access an exchange line under powerfail conditions Refer to figure 47 for method of connection n stands for station number and x is the exchange line number For powerfail stations jumper the station A pair nAL1 and nAL2 of the STAn connections to the powerfail strap PF STRAPS connections xL1 and xL2 corresponding to the exchange line that is to be c...

Page 79: ...20V Replace the case moulding and front panel Unplug the station Remove the station front panel and case moulding Carefully lift the keyboard Remove the hole cover from the base moulding and insert the handsfree console cord into the hole figure 48 Connect the leads from the handsfree console to the terminals on the STB B card in the station as shown in table 10 and figures 49 and 50 Take care to ...

Page 80: ... r PF STATION PFDEW PFVF DIAL LEADS BK OR BL RD SL BR GN HFC SL LGN BR WH Vl i R BL YL NOTE 1 Remove the strap between C and BK in the standard station 2 Remove BK dial lead from BK to FL on the STB B for a powerfail station SPEAKER TO K E Y B O A R D PBA MIC FIGURE 49 STB B STATION BOARD ASSEMBLY AND WIRING FOR A STANDARD STATION N616 1236 2260 7 7 ISSUE 1 ...

Page 81: ...WIRING E CMUtCMU T O M E The unit is capable of counting meter pulses for three exchange lines Terminate the exchange lines on the CMU before terminating them at the SDF The CMU derives its power from the main equipment amphenol connector CMU CMU Make connections between CMU and CMU via the SDF to and respectively on the CMU A Telecom metering earth is required to detect meter pulses and this must...

Page 82: ...he Tie Line terminates on IA B or 2A B on the RTIU and the cohnection to the main equipment is taken from 1 WT BL or 2WT BL respectively TABLE 11 TIE LINE CONNECTION TIE LINE RTIU TERMINAL MAIN EQUIPMENT TERMINAL A 1A or2A lWTor2WT xA B 1B 2 B 1BL 2BL XB b Remote Extensions A remote extension takes the place of a station The remote extension terminates on 1 A B or 2A B and the 4 wire station conne...

Page 83: ...1 T O NTERNAL E X T E N S I O N 3 0 3 0 BDt BD 4 7 22 t AL1 STA AL2 31 i3D BD i TO lNTERNAL E X T E N S I O N 3 1 4 9 TABLE 12 REMOTE EXTENSION CONNECTION REMOTE RTIU CABLE WIRE MAIN EQUIPMENT EXTENSION TERMINAL COLOUR CONNECTION A B 1A or2A 1B 2B 1WT 2 W T 1BL 2BL 1RD 2RD 1BK 2BK White nAL1 Blue nAL2 Red nBD Black nBD 2 4 13 EPWB C and Ring Generator Unit Internal Extensions 2 4 5 0 2 5 FIGURE 53...

Page 84: ...o figure 54 The loop limit for an internal extension using the E2WB is 700 Ohms corresponding to 4km of 0 5mm cable 2 4 14 External Music Source and Background Music Connect the external music source input to Ml M2 from the 604 611 plug and socket via the SDF The music source connection has an input impedance of 600 ohms The level of the incoming signal must be between 50 and 300 mVrms 2 4 15 Exte...

Page 85: ...eparately These procedures apply equally to both working and faulty PBAs Careless handling storage and transporting will cause secondary or future faults B To prevent the likelihood of damage to electronic components power should be switched off before working on the systems s C The cabling between the main equipment and stations is polarity sensitive It is essential that the correct polarity be m...

Page 86: ...d into the connector according to the type of exchange line used Figure 55 shows the location for a decadic exchange line keying location is pin 12 Figure 56 shows the location for a VF exchange line keying location is pin 13 The ELNB A board has LEDs to indicate exchange line status LED1 for the first line to LED4 for the fourth line A steady LED indicates that the line is seized a flashing LED i...

Page 87: ... SOURCE FIGURE 58 ETSB B C LOCATION OF HT PPS 8 MR CONNECTORS The link on the HT connector which selects the music source for music on hold must be correctly inserted according to the following information Link Between Music On Hold Music Source l 2 Internal CPU Synthesised Tones 2 3 External Music Source Refer to figures 57 and 58 for the location of the HT connector on the board N616 1236 2260 8...

Page 88: ... Fl is a 250mA fuse which protects the battery from possible damage due to an accidental short circuit Be sure that the fuse is not blown and then install the attached battery Ensure that the battery is connected with the correct polarity A LED is provided on the board to light if the battery voltage is low POWER UP INITIALISATION The SW1 switch figure 59 is used to clear the RAM memory and initia...

Page 89: ...he DSS station port will be set as 35 The numbers are set as follows No 0 No 1 No 2 No 3 No 4 No 5 1 I I I I I I I 1 High 0 I I I I I I I II I II I II I I 0 Low 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 5 6 7 8 5 6 7 8 5 6 7 8 5 6 7 8 5 6 7 8 5 6 7 8 No 6 No 7 No 8 No 9 All Ones 1 II I I I I I I I I I I 1 High 0 I I I I I I I I 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 O Low 5 6 7 8 5 6 7 8 5 ...

Page 90: ...in the example above therefore port number 36 is assigned as the DSS console port automatically Then the first fuse Fl in the ESTB C 5 position must be replaced In the case of the N 616 the fuse on the EDTB B card must have a 1 A rating Refer to figures 60 and 61 for fuse locations and Table 13 to find the fuse associated with each port On the ESTB C board there are four LEDS to indicate station h...

Page 91: ...S CONNECTORS FUSE AND LEDS A single 375mA 315mA 3AG fuse is provided on the E2WB C board for the RGU power supply An intercom exchange line access connector CN is provided on the E2WB C board for each internal extension CNl for extension one to CN4 for extension four The link is used as follows Link Between l 2 Extension has exchange line access 2 3 Extension has intercom access only Refer to figu...

Page 92: ...d they must have the link inserted between l 2 On the ECPB A are LEDS to indicate CPU status LED1 flashes at 60 IPM to indicate that the program is running but goes steady ON or OFF when the system is in programming mode LED2 flashes at 300 IPM to indicate that data transmission to stations is taking place Refer to figure 63 I 89 N616 1236 2260 ISSUE 1 ...

Page 93: ...e cabling is correct __ TABLE 14 STATION AND DSS CONSOLE VOLTAGES COLOUR PIN VOLTAGES Station Voltages A PAIR WT 2 13 3v BL 6 1 5 1 5v B PAIR RD 1 40 1ov BK 5 REF DSS Console A PAIR WT 2 13 3v BL 6 l 1 5 1 5v B PAIR RD 1 40 1ov BK 5 REF The N616 DSS console A pair voltages are OV when using the DSS port 36 on the EDTB B board When the voltages are correct at all stations install the stations Syste...

Page 94: ...ming button to return the system to operational mode and the MW LED will go OFF If there is a fault in the programmed data alarm tone is heard from the TPU the DSS LED associated with the faulty data category WIII light and the system will not return to operational mode If this occurs the programming button should be despressed again to return the system to programming mode The faulty data categor...

Page 95: ...TIONS WHEN PROGRAMMING IS NOT ALLOWED CATEGORY ACTIVE FACILITY IZl I24 EZl EZ2 0 All call paging in progress 0 Associated zone paging in progress 0 Incoming call audible signalling to EZl or EZ2 Line Grouping Audible Signalling 0 Incoming call to system Dial Sender Earth Recall or Switchhook Flash 0 Exchange line busy Meet Me Answer 0 Paging in progress Exclusive Line 0 Line is in use calling inco...

Page 96: ...9 DSS key 29 is used to assign off hook audible signalling at all stations for intercom calls and incoming exchange line calls To disable off hook signalling programme 0 To enable off hook signalling programme 1 Example Enable Off Hook Signalling DISPLAY Press DSS 29 0 0 0 x Dial 1 0 0 0 1 Enabled Dial 0 0 0 0 _ Dial I 0 0 0 0 DSS 29 LED goes off 2 7 5 4 AUTOMATIC RING BACK TIMER DSS 32 DSS key 32...

Page 97: ...define a zone the stations programmed and each station with a number between the station numbers programmed are assigned to that zone Note zones must not overlap and nesting placing one zone within another is not allowed DSS key IZ 1 is used to assign stations to Zone 1 IZ 2 IZ 3 and IZ 4 are used to assign stations to Zone 2 Zone 3 and Zone 4 respectively To disable this feature programme OO OO I...

Page 98: ...s are as follows DSS Key for Exchange Line Number Exclusive or Hot Line No 616 system 1236 system 2260 system 51 for line l No 5th No 11 th No 21 st 52 for line 2 No 6th No 12th No 22nd 53 for line 3 No 7th No 13th No 23rd 54 for line 4 No 8th No 14th No 24th 55 for line 5 No 25th l 56 for line 6 No 26th When using a 1236 DSS console for programming the unmarked key between MW and NT must be used ...

Page 99: ...ystem is connected to a PBX earth recall or switchhook flash may be assigned DSS key 35 is used to assign the required facility earth recall or switchhook flash If neither earth recall nor switchhook flash is required programme 0 If earth recall is required programme 1 If switchhook flash is required programme 2 Example Earth recall DISPLAY Press DSS 35 0 0 0 x Dial 1 0 0 0 1 earth recall Dial 0 0...

Page 100: ... hear audible signalling whenever there is an incoming call on any exchange line A maximum of 10 stations can be assigned to common signalling ii GROUP SIGNALLING exchange lines connected to the system are divided into 4 groups with a maximum of 10 stations assigned to each group Stations may be assigned to only one of the groups An incoming call on an exchange line in group 2 will only signal to ...

Page 101: ...ned group 1 line Press DSS 21 to line 9 and group 2 line 10 and remaining lines DISPLAY 0 0 x x Group 1 Dial O 9 Dial Dial DSS 21 LED goes off Press DSS 22 Dial O 0 Dial I Dial I DSS 22 LED goes off 0 0 0 9 Line 1 to 9 are in group 1 0 0 0 0 0 0 0 0 0 0 x x Group 2 0 0 0 0 Line 10 to the last line are in group 2 0 0 0 0 0 0 0 0 2 7 5 13 ACCESS BARRING NO ACCESS TO EXCHANGE LINE GROUP DSS 37 DSS ke...

Page 102: ...d 43 are used to programme data necessary to perform STD barring C L A S S E DSS key 42 is used to programme the maximum number of digits that can be dialled when making a local call In the major capital cities in Australia this is usually 07 in other areas the maximum number length may vary DSSakey 43 is used to programme the barred codes to stop STD calls There is provision for up to eight numbe...

Page 103: ...er length data is a single digit enter a leading zero DISPLAY Press DSS 42 0 0 x Dial 0 0 0 x Dial 7 0 0 0 Dial 0 0 0 Dial 0 0 0 DSS 42 LED goes cff Example 4 STD access code is 0 DISPLAY Press DSS 43 0 1 Dial 0 0 1 Dial I 2 Dial I 3 Repeat depressions of until 0000 is displayed DSS 43 LED goes off 7 No length 0 0 0 lst Number 1 st Digit 2nd Number To display access barring codes stored in DSS key...

Page 104: ... is not applied to the higher group of lines Example Data is programmed as follows DISPLAY Press DSS 38 Dial 2 0 Dial Dial 1 0 0 0 0 2 0 0 0 Station 20 2 0 0 x 2 0 0 1 Station 20 has no access to upper lines Dial Dial 2 1 11 Dial Dial 0 0 0 0 0 2 1 0 0 Station 21 2 1 0 x 2 1 0 0 Station 21 has access to all lines Dial Dial 3 5 Dial Dial 1 Dial Dial I DSS 38 LED goes off 0 0 0 0 3 5 0 0 Station 35 ...

Page 105: ...ey 26 is used to assign stations to signal for incoming calls on the exchange lines in group 3 iv DSS key 27 is used to assign stations to signal for incoming calls on the exchange lines in group 4 4 DSS key 28 is used to assign stations to common signalling i e to signal for an incoming call on any exchange line except exclusive lines A station must only be in one of the above groups Up to a maxi...

Page 106: ...al I 0 0 0 DSS 28 LED goes off Example 2 Stations 25 and 30 are to receive exchange line audible signalling from the 2nd group of exchange lines DISPLAY Press DSS 25 0 1 x x Dial 2 5 0 1 2 5 station 25 Dial 0 2 x x Dial 3 0 0 2 3 0 s t a t i o n 30 Dial 0 3 x x Dial O 0 0 3 0 0 Means no more Dial JF 0 4 0 0 Dial I 0 0 0 0 DSS 25 lamp goes off 2 7 5 18 STATIONS ASSIGNED FOR DO NOT DISTURB DSS 31 DS...

Page 107: ...al 34 Dial I Dial DSS 48 LED goes off x x x x 3 3 x x Executive 33 3 3 x x 3 0 ii Secretary 34 0 0 0 0 2 7 5 20 EXCHANGE LINE EQUIPPING If internal extensions with exchange line access are used each exchange line must be assigned as equipped or not equipped to the system This information is necessary for exchange line selection from internal extensions DSS key 46 is used to allocate each exchange ...

Page 108: ...old 7 Re seizure 8 Exclusive Hold Go Off Hook at station A and operate line key Repeat for each line connected to the system Call another line using station A Go Off Hook at station B and operate incoming line key Seize the same line at station C At station B operate ADD ON wait then operate ADD ON again Go On Hook at station C and operate HOLD at station B Operate the held 1 Stations A and B can ...

Page 109: ...hook EXPECTED RESULT REPAIR 1 SUGG 1 Audible signalling heard at station B 1 Line LED changes to steady 1 Line LEDs go off 1 Call same line as previously called 1 ICM LED lights 2 Hear intercom dial tone 1 Stored destination must be reached 1 Station hears number unobtainable tone for about a second then is disconnected from the line 1 Class A stations unres tricted 2 Class B barred ISD access STD...

Page 110: ...k can be heard at station A 18 Signal Call Operate DND again Dial 1 at station A 1 DND LED goes off 2 Talkback is possible 1 Audible signalling heard through speaker of station B 2 Ring tone heard through handset of station A 3 6 26 19 Answering Operate ICM and go Off Hook at station B 1 ICM LED at station B lights steadily 3 6 27 20 Disconnection 21 Off Hook Signalling Go On Hook at station B Sei...

Page 111: ...ft handset and 1 HOT LINE LED lights steadily 3 6 35 if programmed operate HOT LINE at originating station 2 HOT LINE LED slow flashes at 60 IPM at called station 3 Five tone bursts are 3 6 36 heard through handset of calling and through speaker of called stations Lift handset and operate HOT LINE at the called station Go On Hook 1 HOT LINE LED at the called station lights steadily 2 Both stations...

Page 112: ...arbling tone 28 External Zone Operate ICM dial 1 Paging is heard from External 3 6 41 Paging 85 and page Zone l speaker after single if provided warbling tone Operate ICM dial 2 Paging is heard from External 86 and page Zone 2 speaker after single warbling tone 29 All Call Paging Operate ICM dial 1 Paging is heard from all 3 6 40 80 and page stations and external speakers after single warbling ton...

Page 113: ...C key Go On Hook Operate DND key twice if DND enabled at station Operate DND key again 1 Line LED lights 2 Dial tone is heard if line is connected and free 3 Station has sidetone 1 Destination is reached 2 Parties can converse 1 Line LED rapid flashes at 300 IPM 1 Line LED goes steady 1 Line LED flickers 1 ICM LED lights 2 Hear intercom dial tone 1 Hear intercom dial tone through speaker 1 LEDs go...

Page 114: ...Line LED changes to rapid flash Seize line then depress DSS key to call a station 42 Signal Call Operate SC Key 1 Audible signalling heard at called station 2 Line LED flashes at 300 IPM at called station and 120 IPM at other stations Wait 20 seconds 1 Audible ring signalling heard at DSS station 2 Line LED changes to 300 IPM at DSS station Seize line then go On Hook 43 Override Call station B 1 S...

Page 115: ...Go On Hook 1 The DSS console LED for station A slow flashes at 60 IPM 2 HOLD LED flashes at 60 IPM at the station 1 Call DSS station by Signal Call 2 DSS station ICM LED rapid flashes at 60 IPM 1 DSS console LED associated with the station A goes steady 2 Hold LED at station A goes out 1 LEDs go out 1 Paging Zone LED goes ON 2 Paging can be heard through the associated zone SUGGESTION 3 6 50 3 6 5...

Page 116: ...on with exchange line access Perform RTIU Remote Extension test 63 to 66 for Internal Extensions without exchange line access NO CHECK ITEM ACTION 54 Intercom Call Go Off Hook 55 ADDON 56 Disconnection 57 Receiving Call Internal Intercom Call Extension 58 Exchange Line Call Dial 2 Dial another station Have station answer using handset Flash switchhook Flash switchhook aaain Go On Hook Go Off Hook ...

Page 117: ...74 61 Incoming Tie Line Call Call in from tie line 3 6 75 62 Answering Tie Line Operate line key Go On Hook REMOTE EXTENSIONS 1 To be performed for each Remote Extension and Internal Extension with intercom access on 3 6 76 3 6 77 63 Intercom Call Go Off Hook 1 Hear Intercom dial tone 2 Extension has sidetone 1 Intercom call is made to station 1 Parties can talk using handsets Dial another station...

Page 118: ...lf Mt IdId mn nor WY FIGURE 64 S D F RECORDS 2 9 1 Software Programming Records Upon completion of the installation a copy of the SBS System Order should be placed in the S D F as a permanent record of the way the system has been programmed 2 9 2 S D F Records The cabling records for the S D F will be entered in a standard M D F and Distributing Box Record Book N616 and N1236 require Record Book E...

Page 119: ...places the system in programme mode thus enabling verification and or reprogramming of site dependant system data iv An AMP Champ connector insertion tool which is used to terminate the AMP Champ connector v Normal maintenance tools i e Buttinski Long nose Pliers Angle Cutters and Screw Drivers both Phillips and straight blade types 3 2 TEST POINTS 3 2 1 Power Supply There are eight DC voltages su...

Page 120: ...G D A24V FIGURE 66 POWER SUPPLY VOLTAGES CONNECTOR CONFIGURATION VIEWED FROM OUTSIDE THE POWER SUPPLY The following table lists the various voltages the corresponding test points on the power supply board PSB B and the connector outputs on the power supply VOLT 15Vf0 5V Cross point switch 4ov 1 ov Station 8 DSS console power 5v o 5v Logic 15v 0 5v Handset battery feed 15v20 5v Amplifier power 7 5V...

Page 121: ...ided by the 616 l 236 2260 systems BOARD INDICATION ECPB The top LED slow flashes at 60 IPM to indicate that the main CPU programme is running but goes steady ON or OFF when the system is in programmimg mode The bottom LED flashes at 300 IPM to indicate that data transmission to stations is taking place ECMB The LED lights when the back up battery is going flat to indicate that the battery must be...

Page 122: ... terminals are prefixed by 1 for the first circuit and 2 for the second circuit When a remote extension is installed the station A and B pairs from the main equipment are connected to WT BL and RD BK terminals respectively The remote extension connects to the A and B terminals When a tie line is interfaced to the main equipment the terminals WT and BL are connected to the main equipment exchange l...

Page 123: ... replace the associated fuse or the power supply Refer to Section 3 4 2 Power Supplies The table illustrates which fuse corresponds to a given supply 3 3 2 TABLE 16 POWER SUPPLY FUSE RATINGS FUSE RATING POWER SUPPLY 1236 VOLTAGE 616 2260 FO 2A 5A MAINS Fl 5A 10A 3 o v F2 3A 3A 5 v F3 3A 3A 24V F4 5A 5A 7 5 v 15 v Remote Extension and Tie Line Interface Unit The power supply for the RTIU is equippe...

Page 124: ...ins supply and hazardous voltages are present within Do not attempt to repair these units 3 4 3 Remote Extension and Tie Line Interface Unit The Remote Extension and Tie Line Interface Unit RTIU will be maintained similarly to the main equipment i e individual PBAs will be replaced when they are diagnosed to be faulty When the RTIU power supply is diagnosed to be faulty it will necessitate changeo...

Page 125: ...RE 68 CUSTOMER EQUIPMENT FAULT REPORT LABEL E441 To assist centralised repair of assemblies and other items field staff must attach a Customer Equipment Fault Report Label E441 figure 68 to all faulty assemblies at the time of field replacement As the circuits of these assemblies are very complex any information regarding the faulty condition will be of great assistance to the repair centre If the...

Page 126: ...fore working on the systems C The cabling between the main equipment and stations is polarity sensitive It is essential that the correct polarity be maintained from the main equipment to the stations and pairs must not be swapped Care must be exercised when checking voltages on cabling Do not short or bridge between terminals as this will cause fuses on the ESTB boards to blow WIRE 603 PLUG COLOUR...

Page 127: ...s power supply 1 1 Printed Board Assemblies i Main Equipment ECPB A ECMB A B D EDTB A B EICB A ETSB A B ETSB C EXPB A B C D EPGB B EGPB A EGDB A EPFB A ELNB A ESTB C E2WB C ii Remote Extension 8 Tie Line Interface Unit RTB A 22lFB A RXB A RRB A LRB A 12 RTIU includes power supply 13 Stations 14 Powerfail Stations Decadic 8 VF 15 DSS Consoles 16 Ring Generator Unit 17 Call Metering Unit 18 Handsfre...

Page 128: ...aths may be taken depending upon that answer YE5 l l b Action Operation This block contains instructions defining an action to be taken e g board replacement or a test to be made this will precede a decision function It is essential to comply exactly with the instructions l 4 l l l ACT ION l l l l C t c Data Block This does not form part of the fault finding sequence but provides necessary informa...

Page 129: ...Board Swapping to Confirm Fault Board swapping can be used to confirm a faulty board diagnosis when the suspect board is duplicated in the system This applies in particular to exchange line boards station interface boards power failure boards and 2 wire internal extension interface boards when used Take the suspect board and swap this board with an identical board If this yields the same fault the...

Page 130: ...Y STATION N O I S l FAULT AFFECTING A L L F A C I L I T I E S A T x SOME STATIONS N O l YES xx 1 P A G E F 4 it x PAGE F6 PAGE F13 x IS FAULT RELATED TO x YES z EXCHANGE LINES HOT L INES x 4 P A G E F 1 5 l OR EXCLU S I V E LINES l NO l x l l l x I S YES FAULT RELATED TO t it 5 P A G E F21 l x INTERCOM CALLS l l l 1 NO l 6 PAGE F2 l Fl 130 N616 1236 2260 ISSUE 1 ...

Page 131: ... NO z I I S FAULT AFFECTING PAGING ONLY 1 NC x I S FAULT RELATED TO THE EXTERNAL MUSIC SOURCE NO z YES i t t 5 t I S FAULT RELATED TO THE ass COKsaE NO I FAULT AFFECTING INTERNAL EXTENSIONS it 10 it YES X X x 11 a YES a x 7 PAGE F3 F2 131 PAGE Fi8 PAGE F30 PAGE F31 PAGE F33 N616 1236 2260 ISSUE 1 ...

Page 132: ...t NO it t I S I FAULT AFFECTING it HANOSFRE CONSUsE a l it it NO YES it it it 15 c PAGE F38 YES tit it itit i it it x CHECK WIRING TO STATION CHECK THAT SLIDE SWITCH K I S S E T T O 2OV I N T H E H F C IF STILL NOT WORKING REPLACE HANDSFREE CONSOLE 4t it z E u Z c SWITCH WWER OFF WAIT 10 l SECONDS THEN SWITCH POWER l ON 4t t l it l l 14 P A G E F3S it F3 132 N616 1236 2260 ISSUE 1 ...

Page 133: ...D REPLACE IF NECESSARY RECHECK VOLTAGES i IF STILL WRONG CHANGE ESTB BOARD x I e it REFER TO NOTE 2 AT THE END OF THE FLOW CHARTS it x DOES NO STATION HAVE SIDE TONE ES CHECK HANDSET CORD TRANS P MITTER RECEIVER AND INTERNAL WIRING BETWEEN STATION AND l HANDSET R E F E R F I G 4 9 50 t z ii l t t ttXIYYY XXlltX 0 t r a CAN STATION MAKE A N ICM NO t Y it it CHECK RIBBON CONNECTOR IN YES z STATION C...

Page 134: ...N0 MICROPHONE REFER TO FIGS 49 50 t SPEAKER TO Sl AN0 52 MICROPHONE RO Ml WT M2 YES HAS 23 P A G E F 3 9 FAULT CLEAREO c rio REPLACE STATION REFER TO NOTE 2 AT THE END OF THE FLDd CHARTS HAS NO FAULT CLEARED t YES CHANGE ESTB BOARD IF STILL FAULTY REPLACE EOTE BOARO 23 P A G E F3S t 14 P A C E F3Y F5 1 3 4 N616 1236 2260 ISSUE 1 ...

Page 135: ...INS PMER POINT SWITCH IS ON AN0 THAT MAINS POWER IS AVAILABLE t I S THE MAINS PCWER AVAILABLE YES 1 TURN PCWER OFF CHECK MAINS FUSE t 18 P A G E F 7 YES 17 P A G E FEi 1 NO t ARRANGE TO HAVE MAIIJS POWER AVAILABLE ONCE CONNECTED RESWE CHECK AT START IF FAULT STILL EXISTS t I F6 135 N616 1236 2260 ISSUE 1 ...

Page 136: ...S FUSE BLCWN YES REPLACE FUSE OISCONNECT THE MAIN EQJIR1ENT TURN PlWER ON HAS t REPLACE POWER SUPPLY 14 P A G E F 3 9 NO THE MAINS f FUSE BLtbJN YES TURN POWER OFF RECONNECT MAIN EQUIRVIENT t TURN POWER ON REPLACE POWER SUPPLY 14 P A G E F 3 9 14 P A G E F 3 9 F7 136 N616 1236 2260 ISSUE 1 ...

Page 137: ...RE E l 6 1236 2260 OISCONNECT MAIN EqJIRlENT FO 2A 5A 250v FROM POWER SUPPLY Fl 5A 3A 250v CHECK SUPPLY FUSES F2 3A 5A 250v F3 3A 3A 250v F4 5A IOA 250V ARE ANY YES SUPPLY FUSES 20 PAGE F9 BLMN 1 NO TURN PUdER ON CHECK LAMPS AGAIN ARE ALL POWER SUPPLY LAMPS ON NO 21 P A G E FIO YES 19 PAGE FIO FEi 137 N616 1236 2260 ISSUE 1 ...

Page 138: ...SES t ARE 1 YES SUPPLY FUSES BLCbJN 1 NO t 1 REPLACE POWER SUPPLY RECONNECT MAIN EUJIFNENT TURN PUdER ON TURN PCbJER OFF RECHECK SUPPLY FUSES 14 P A G E F 3 9 TURN PCWER ON t 010 YES SUPPLY FUSES 14 P A G E F 3 9 BLO V A FAULT IN THE MAIN EWUIRlENT NO 22 P A G E Fll F9 138 N616 1236 2260 ISSUE 1 ...

Page 139: ...3 2 1 ARE SUPRY VOLTAGES CORRECT NO 21 t FAGE FE5 CHECK THAT THE MAINS VOLTAGE IS CORRECT I S MAINS VOLTkGE CORRECT YES YES 22 FAGE Fll NO E N S U R E MAlNS VIJLTAGE IS COKRECT AND RETURN TO START l IF FAULT STILL EXlSTS R E R A C E KbJER S U P R Y 14 FAGE F39 FIO 139 N616 1236 2260 ISSUE 1 ...

Page 140: ...3Y CLEAREO 1 NO CHECK SYSTEM IS NOT IN PROGRAM IE MOOE NW LED ON THE OSS CONSOLE SWITCH OFF PCWER SUPPLY AN0 LIGHTS WHEN IN PROGRANME MOUE SWITCH ON 10 SECONOS LATER THE FAULT CLEARED YES 23 P A G E F 3 9 NO REPLACE THE ECFB A BOAR0 THE FAULT CLEAREO NO REPLACE THE EOTB BOAR0 YES tt 23 PAGE F39 24 P A G E F 1 2 Fll 140 N616 1236 2260 ISSUE 1 ...

Page 141: ...it it l it HAVE ALL FAULTS CLEARED it l it it it l X it REPLACE THE ECMB BOARD l t it it YES 23 it l HAVE l YES ALL FAULTS CLEARED l it l itY CHECK SDF BLOCK WIRING P t 14 P A G E F 3 9 it I 23 l it l PAGE F39 PAGE F34 Fli N616 1236 2260 141 ISSUE 1 ...

Page 142: ...N 36 FAGE F14 FOUR STATIONS K S OOES THE FAULT AFFECT YEs STATION 52 AN0 ABOVE ONLY NO REFLACE T H E RE FROGRAMME r NO f RERACE THE EOTB BOAR0 yEs THE FAULT 23 FAGE F 3 9 CLEAREO 36 FAGE F 1 4 F13 142 ECMB BOAR0 ANU S YSTEM HAS THE FAULT CLEARED YLS 23 FAGE F3LI N616 1236 2260 ISSUE 1 ...

Page 143: ...T H A T kALH tilU SULKET ANU THE SLIF WlRlNG ARE CORRECT 1F NUT THEN CORRECT IX LING t HAS YES THE FAULT 23 AGE F39 CLEARED 1 NO 1 t REFLACE THE ASSOCIATE0 ESTB BOARO REFER TO NOTE 2 HAS yEs THE FAULT 23 r FAGE F 3 9 CLEARED 1 NO STATIONS ARE FAULTY REFER TO SECTION IS FAULT RELATED TO ONE STATION ONLY FOR EACH STATION t 1 R4GE F4 F14 143 N616 1236 2260 ISSUE 1 ...

Page 144: ...SSIBLE SELECT ONE STATION THAT CAN SEIZE A LINE 1 CAN YOU SEIZE ALL EXCLUSIVE HOT AN0 EXCHANGE LINES 1 NO YES t INVESTIGATE EXCHANGE LINES 14 P A G E F 3 9 YES 25 PAGE F 2E P A G E F16 FIS 144 18 REFER TO NOTE 1 FOR EXCLUSIVE LINES AN0 HOT LINES ON THE 1235 AN0 2260 CHECK THAT THE RECUIREO EXPANSION BOARDS AN0 POWER FAIL BOAR0 ARE ECUIPPEO N616 1236 2260 ISSUE 1 ...

Page 145: ...L U S I V E L I N E S l YES l l l l l x 25 l l l l l l l l l l l l l l l l NO l X X RERACE THE APPROPRIATE EPFB BOARD S l l l 0 l l I l l l l X1 CAN YOU SEIZE AL L EXCHANGE AND i E X C L U S I V E L I N E S it c l if 1 NO PAGE F18 l l EXCHANGE LINE EPFB POSIT I O N l l 0 1 9 16 2 l 17 24 3 25 26 4 l YES l l it l l l 25 l l l I l l x 2 7 P A G E F17 l l I _ F16 145 PAGE F18 N616 1236 2260 ISSUE 1 ...

Page 146: ... IF OIAL TONE CANNOT BE HEAR0 WEN ANY OF EXCHANGE LINES 13 13 18 1 OR ABOVE ARE SEIZEO ly zb z t IS FAULT RELATE0 TO EXCLUSIVE OR HOT LINES 1 NO 25 FAGE FIB IF INCOMING CALLS CANNOT BE LEL FLASHES WHEN THE BOARU DETECTED REFLACE THE ELNB I S DETtCTINL A N INLOMIPiL BOARO CALL REFER TO NCJTE 3 14 RGE F 3 9 F17 1 4 6 N616 1236 2260 ISSUE 1 ...

Page 147: ... I F h o H O T L I N E T O N E S YES REPLACE THE ETSEI BOARD CHECK SYSTEM PROGRAMMING USING THE OSS t CAN YOU YES OIAL OUT ON 29 P A G E F20 ALL LINES N o CHECK THAT THE DEB A CONNECTCRC 3rd VE E L N B BOARCS RE SET Z ECTLY CHECK PSOCRAMMING DATA 28 P A G E F19 REFER TO SEC i T I O N 2 5 1 FIB 147 N616 1236 2260 ISSUE 1 ...

Page 148: ...L L I N G F A U L T DOES THE SYSTEM USE OECADIC DIALLING YES t I S DIAL FAULT ON EXCHANGE LINE 17 OR ABOVE YES REPLACE ET C NO t t REPLACE ET A 14 PAGE F39 NO t REPLACE ETSB B t t 14 PAGE F39 I F19 148 N616 1236 2260 ISSUE 1 ...

Page 149: ...L L I N G t OPERATE YES REPLACE ECMB BOARD REPROGRAM SYSTEM t DIAL ANOTHER SBS LINE AND PLACE IT ON HOLD t W 0 H IS PLACED ON AN INCOMING LINE WHEN THE HOLD KEY IS DEPRESSED CAN NO YOU HEAR M O H I F PROVIIJED 1 YES REPLACE ETSB A B I 14 P A G E F 3 9 I F20 149 N616 1236 2260 ISSUE 1 ...

Page 150: ...LING TONE 1NTERCU l DIAL TflNE CONSTANT TONE NO ALL TONES BE HEARD YES REPLACE ETSB A B BOARD 1 14 PAGE F39 CAN INTERCaVl CALLS No BE RECEIVED IN HANDSFREE MODE t YES REPLACE THE EICB BOARD ARE S I X INTERCU I LINES USED NO a 14 P A G E F 3 9 YES 30 NOT ONE FOR 14 P A G E F 3 9 APPLICABLE TO THE 616 ICW LINK IS RESERVED EACH OSS CON ULE PAGE F22 F21 150 N616 1236 2260 ISSUE 1 ...

Page 151: ...THE CALLS I 23 P A G E F3S SlJCcESYUL 1 NO t REPLACE EXFB A C BOARD IN POSITION 1 AND EXW 6 BOARD i ARE THE CALLS SUCCESSFUL it YES PAGE F35 23 NOTE THAT ONLY FIVE CALLS CAk BE SUCCESSFUL IF ONE DSS CDNSOLE IS USED AND ONLY FOUR IF TWO CONSOLES ARE USED NO i REPLACE THE EXPB A 2 BOARD IN x POSITION 2 P l l l 14 P A G E F 3 9 l I F22 151 N226C ONLY N616 1236 2260 ISSUE 1 ...

Page 152: ...EEN CURRECTLY PROGRAMMED FOR EACH FEATURE Y I t SWITCH POWER OFF THEN ON XII l REFER TO FRGGRAMMING TABLE x l SECTION 2 7 6 I S YES PROGRAMMED DATA 31 PAGE F24 RETAINEG 1 NO REMOVE ECMB DAUGHTER BOARD BTB A BO A RD C HA N G E BATTERY AND OR FUSE REPROGRAMME DATA ii 14 P A G E F 3 9 F 2 3 152 N616 1236 2260 ISSUE 1 ...

Page 153: ...O CCM lON NIGHT TRANSFER OR ONLY ONE GROW CHECK TMT LINES AND t STATIONS ARE WI O TO CORRECT TEFMNALS t t 3 t I S FAULT AFFECTING YES T lO ACCESS TO A GROUP OF E X C H A N G E L I N E S t t NO CHECK THAT SLFFICIENT LIM l CARL5 ARE PROVICEC l CHECK STATIIEJ IS WIEiED IhiTlJ T H E C O R R E C T STATIQN NUWER POSITIONS ON TM SD t t ttt t t 32 PACE F25 I F 2 4 153 N616 1236 2260 ISSUE 1 ...

Page 154: ...O A GROUP OF r EXCHANGE LINES IS USED I S FAULT AFFECTING EXCLUSIVE AND OR HOT LIFES NO 1 tf YES 4 AN ELNB AN0 EPFB BOARD IS REQUIRE0 IN THE LAST ANO OR ZNLI LAST RACK POSITION ONLY ONE EXCLUSIVE AND ONE HOT LINE ALLCWEO PER STATION IF NO TONES CHANGE ETSB A B CHECK EXPANSION BOARD 1236 EXW C 22E0 E X W A 2 I S FAULT AFFECTING YES OFF HO0 K SIGNALLING NO REPLACE STATION t 33 P A G E F 2 6 F25 154 ...

Page 155: ... FAULT AFFECTING EARTH RECALL 1 NO CHANGE BOAR0 NEIE EGFB A N1236 2260 EGDB A CHECK THAT EXCHANGE EARTH IS CONNECTEO TO THE MAIN T i ECtJIR IENT VIA THE SOF I S FAULT AFFECTING THE ALARM NO YES CHECK THAT THE ALARM OEVICE IS WIRE0 TO THE SOF CHECK THAT THE SDS IS PROGRAMMEO FCR THE CORRECT ALARM DEVICE I E OPEN OR CLOSE CONTACT I F S T I L L F A U L T Y REPLACt rHE ETSB BOARO 4 34 P A G E F 2 7 F2...

Page 156: ...F26 PROGRAMMEO F A C I L I T Y F A U L T HAS NO FAULT CLEAREO t YES PAGE F39 23 REPLACE ECMB BOARD t tt 1 14 P A G E F 3 9 F27 156 t R E I N I T I A L I S E AN0 REPFZCGRNINE SYSTWl OATA t N616 1236 2260 ISSUE 1 ...

Page 157: ...NI l CALLEO STATIONS l Go TO INTERCOM SECTIOh OF l FLOW CI MTS l l z l l l l l l 5 l PAGE F2l l l l l l l l l CHECK THAT THE CORRECT BOARD l IS INSTALLED 6 1 6 EGFB A 1236 2260 EPGB B z l CHECK THAT THE EXTERNAL SPEAKER l IS CGRRCTLY WIRED l l l z l l l DOES FAULT AFFECT BGM AND TDNES ONLY l YES l l x l l l l l l CHANGE ETS A Ei BOARD l l l l z l l l l 35 l PAGE F29 l F26 1 5 7 N616 1236 2260 ISSU...

Page 158: ...l I it I 35 l PAGE F28 it l it I PAGING FAULT HAS FAULT CLEARED PAGE F39 it l 1 NO it it 46 KPLACE EPGB O R EGPB B O A R D l 14 P A G E F 3 9 F29 158 N616 1236 2260 ISSUE 1 ...

Page 159: ...SOCKET FOR MUSIC I _ I I 7 I I L CAN 1 MUSIC BE I NO I L HEARD AT THE SOCKET C II YES CUSTU IERS R E S P O N S I B I L I T Y x f t lb 23 P A G E F3Y I S YES FAULT AFFECTING t MUSIC ON HOLO CHECK STRAP ON ETSB A B NO SET AS FOLLCbJS 2 3 EXTERNAL HOLD MUSIC l 2 INTERNAL TONES t T s HAS YES THE FAULT 23 PAGE F39 CLEAREO NO REPLACE ETSB A B 14 BOARD PAGE F39 F30 N616 1236 2260 ISSUE 1 ...

Page 160: ...CK THAT THE FUSE FOR THE CONSOLE IS A 1 AMP 3AG ON THE FDLLGWING BOAROS 616 EOTB 8 OR ESTB 1236 2260 E S T B HAS YES THE DSS FUSE BLCWN NO REPLACE CABLING AND E03 FUSE CHECK CONSOLE IS CORRECT AT THE SIX PLUG AND 610 SOCKET WIRE WT HAS YES BL THE FAULT 23 PAGE F39 RD CLEARED BK 1 NO 37 P A G E F 3 2 P I N 2 6 1 5 F31 160 N616 1236 2260 ISSUE 1 ...

Page 161: ... NOTE ON THE 616 WT AhD BL l kIf ES MAY BE OV it l l l ARE NO THE VOLTAGES l CORRECT l l i t l RECHECK kIRIhG TO DSS l YES a3NSu E l 2 l IF WIRING IS CORRECT l G l REPLACE THE ESTB OR THE l ii EDTB B 616 BOARD l z l E l l l Z it l HAS YES l THE FAULT l 23 l PAGE F3S CLEARED l l l NO l REPLACE THE DSS CONSOLE it X ii l 14 P A G E F 3 9 it F 3 2 161 N616 1236 2260 ISSUE 1 ...

Page 162: ...ION NU IBER CHECK THAT THE INTERNAL RING VOLTAGE FRCII RGU EXTENSION IS A OECADIC B LIR alo TELEPHONE CHECK THAT THE INTERNAL B PAIR POWER FOR RGU EXTENSION IS CABLED CORRECTLY TO THE SIT CMCK THAT THE INTERNAL EXTENSION IS OPERATIONAL 1 IS THE NO INTERNAL EXTENSION t TELEPHONE OPERATIONAL YES 1 REPLACE THE INTERNAL EXTENSION 38 P A G E F 3 4 F33 1 6 2 N616 1236 2260 ISSUE 1 ...

Page 163: ...a YES NO CHECK WIRING TO RING GENERATOR UNIT CHECK THAT RING GENERATOR UNIT IS PROOUCING R I N G V O L T A G E 7OV RJ lS MEASIREO WITH A MULTIMETERI AND REPLACE IF NECESSARY l a f HAS NO THE FAULT t CLEAREO t REPLACE EZWB BOARD YES t 23 P A G E F 3 9 14 PAGE F39 I F34 1 6 3 N616 1236 2260 ISSUE 1 ...

Page 164: ...RT FOR REMOTE 22IFB A AND RXB A FOR EXTENSION EACH REMOTE EXTENSION RD BK 6 PAIR TO STATION C H E C K W I R I N G BETkEEN RTIU PORT FOR REMOTE AND SDF AND TIE LINE OR EXTENSION REMOTE EXTENSION X CHECK POWER SUPPLY FUSES ALL 1 AMP M205 TYPE I S FAULT AFFECTING YES RINGING DIAL TONE OR it RING TONE l c REPLACE RTB A BOARD AND OR NO RRB LRB OR RXB BOARD x YES I S x FAULT AFFECTING 40 P A G E F 3 7 1...

Page 165: ... it I it it cit it it YES REPLACE LRB OR RR6 BOARD it IF STILL CANNOT SEIZE it 0 REPLACE ELM l 0 0 t it 14 PAGE F34 it it it c l CAN l TIE LINE NO it RING TO MAIN l EQUIPMNT it it x l l YES HAVE TIE LINE TESTED P REPLACE LRB OR RRB BOARD IF STILL NOT R I N G I N G REPLACE ELNB ii Ii 0 P z it it it 14 l PAGE F39 it it it it it HAS it ND THE FAULT CLEARED it it it l it it YES l l REPLACE RTIU i it i...

Page 166: ... it NO REPLACE THE REMGTE EXTENSION l l DECADIC TELEP E l DISCONNECT RTIU AND CONNECT l A STATION TO THE THE STATION t PORT l l i z 1 4 l PAGE F39 l l l l l DOES N J l STATION OPERATE 1 P A G E F 4 CORRECTLY i l it YES X l REPLACE RXB BOARD AND OR 22IFE BOARD AND RECONNECT RTIU IF STILL FAULTY REPLACE RTIU l i z l it 14 P A G E F 3 9 F 3 7 166 N616 1236 2260 ISSUE 1 ...

Page 167: ... AND TELECDM EARTH ARE CONNECTED z L A L B TO EXCHANGE A B TO MAIN EQUIPMENT l T O C J CklJ 304 E TELECOM EARTH DOES THE CALL METERING UNIT Es REGISTER METER PULSES r r x 23 PAGE F39 NO Ti REPLACE CALL METERING UNIT DOES THt t CALL METERING UNIT NC X x RtGISTEti METER FULSES l I x t lX l x l t YES Htlk f I I 1 I z iI I I Lll i ti N J f l I I 1 bf IF 8 l r 23 PAGtm F39 167 ...

Page 168: ... FAULT BEEN FIXED 23 x MOST PAGES CHECK THAT THE SYSTEM IS FUNCTIONING CORRECTLY x x z x x ARE THERE ANY FAULTS NO z STOP x NO Xx X xx 41 P A G E F4C FUNCTIONAL TEST IN SECTIOF 2 8 YES 46 l l START x l l F34 1 6 8 N616 1236 2260 ISSUE 1 ...

Page 169: ...EiCB ETSB xx REFER TO NOTE 4 DO YES ECPE l EDS O P E R A T E C O R R E C T L Y x 1 NO z TURN FUWER OFF REPLACE THE LAST BOARD INSERTEU TURN FDhiER CN Y I xx z _ DO ECFU LEDS OPERATE CORRECTL YES NC x x 13 x ARE NO Xx ALL ESSENTIAL x x x 44 l FALC r 4 l BOARDS REPLACFD a YES x 42 P A G E F4 x x ARE NC X ALL ESSENTIAL x 44 B O A R D 5 HERACED x x PAit F40 YES z XX XX t X x TURN PLivrEk UN l xx xxx z...

Page 170: ...J IlvG O R D E R f EPFB ESTB E2wB ELI B EXPB EGD6 EPGB EGPE NO A FAULT OCCURRED x YES E Y 42 l PAGE F ARE A L L BDARDS HEPLACED No xx REF LACE THE LAST BOARD YES z 23 P A G E F 3 9 xx 43 HAS THE FAULT CLEARED NO xxx PAGE F42 YES x ARE A L L BUARDS REPLACED x YES x NO x x 42 x PAGE F41 x 23 PkGt F 3 9 i ...

Page 171: ...IS LOCATED x HAS A YES THE FAULT CLEARED CHANGE MAIN EQUIPMENT REPLACE OLD BOARDS x 0 HAS THE FAULT CLEARED xx t xx NO xx x YES Tt 23 PAGE F3S 42 41 F42 171 CHANGE BOARDS IN THE FGLLOW ING ORDER ECPB ELM6 ET EICB EDTB NOTE TURN POWER CFF EEFORE YOU REMOVE EACH GDARD PAGE F41 PAGE F40 N616 1236 2260 ISSUE 1 ...

Page 172: ...39 5 40 43 6 44 47 7 48 51 a 52 55 9 56 59 10 60 63 11 64 67 12 68 71 13 72 75 14 76 79 15 NOTE 3 The following table illustrates the exchange line numbers and the position of the corresponding ELNB A boards in the Main Equipment EXCHANGE LINE NLMBER ELNB POSITION l 4 1 5 8 2 9 12 3 13 14 LED 3 LED 4 4 15 18 5 19 22 6 23 26 7 Circuits 1 and 2 are not used NOTE 4 The LEDs on the ECFB board flash as...

Page 173: ...rked with a RED LINE on the edge of the board and or a MOS sticker on the ejector As previously mentioned these boards require careful handling and in general must NOT be removed whilst the power is still on EXCHANGE LINE TESTS 3 6 1 1 2 3 r 4 5 6 3 6 2 1 2 3 4 Line Seizure Check that the system has power and that station A is connected check that the system is not in programming mode MW LED on DS...

Page 174: ...3 6 1 Check that the stations are connected to the correct SDF terminals Check that exchange lines are connected in the correct sequence If there are no signalling tones at all change the ETSB A B board Incoming Call Check that system programming assigns exchange line audible signalling to station A and that Off Hook signalling is assigned Check that the speaker is connected in station A to Sl and...

Page 175: ...board Add on Check that stations Band C are functioning properly by using the station test Hold Change station B Check the system programming data for the automatic ring back time out If line is behind PABX check the type of exchange line and trunk access code programming Replace station A Abbreviated Dialling Replace station Abbreviated Dialling If line is behind PABX check that the pause is oper...

Page 176: ...t disturb When in DND mode the LED is on Change EICB board Change ETSB board Change ESTB board Talk Back Check that station B is not in DND mode DND LED on Change station B Talk Back Change ESTB board for station B Change EICB board or EXPB B D if equipped 3 6 24 1 Talk Back Check that station B microphone is turned on DND LED flashing means the microphone is off 2 3 Change EICB board or EXPB B D ...

Page 177: ...ing and operation Hot Line 2 3 3 6 37 1 Check that an ELNB board is installed in the position used by hot line usually the last or second last ELNB position and that EXPB A C boards are installed as required Check the calling and called stations wiring and operation Replace ELNB board ADD ON 2 3 8 38 1 2 3 It is important to exactly follow the instructions when testing this facility If ADD ON is a...

Page 178: ... CONNECTION IN VOLTAGE NUMBER STATION WT 2 LWT 13v 3v BL 6 LBL 1 5v 1 5v RD 1 LRD 4ovrt1ov BK 5 LBK REF Check station fuse on ESTB board 0 375 AMP 3AG Check line cord connection and plug wiring as in table above If line LED doesn t light check ribbon cable between keyboard assembly and STB B board in the station If no dial tone check receiver and station wiring as in 3 6 7 If no sidetone check tra...

Page 179: ...ff is in Do Not Disturb or Check microphone connection in station is RD to Ml WT to M2 Replace called station DSS Console Replace DSS Console Call Override Follow the test instructions exactly It is only possible for the DSS to override station B while it is in handsfree mode its DSS console LED is flashing If it is attempted to override station A or station B while using its handset then off hook...

Page 180: ...itchhook flash or earth recall Switchhook flash or earth recall appears as the last line key on the station Note that earth recall only functions on lines assigned as PBX lines Check that earth recall board is correctly installed N1236 2260 EGDB A N616 EGPB A With earth recall check that a signal earth has been connected to the main equipment ER connection on SDF block Try switchhook flash or eart...

Page 181: ...sition on SDF block Check voltage between wires must be between 30 and 40V extension on hook If voltage is incorrect replace E2WB board Check transmitter receiver switchhook and wiring in Internal Extension decadic telephone Change E2WB board Internal Extension Intercom Call Check links on E2WB board CN connectors Link l 2 for exchange line access Link 2 3 for intercom only Carry out remote extens...

Page 182: ...ed ring voltage and calling station should hear ring tone If no tones or ring voltage replace LRB board 4 If RRB board fitted tie line should receive ring voltage steadily for approximately a second If not replace RRB board 5 If still no ring voltage or tone replace RTB board 6 Change RTIU 7 Change ELNB board 3 6 73 Tie Line Answered 1 If LRB board is fitted ringing should stop when a dc loop is c...

Page 183: ... 6 67 Remote extension must be a standard decadic telephone Test the teleohone on an exchange line 3 4 5 6 Test called station and confirm its operation Check that a 221FB board and an RXB board are installed for each remote station Replace RXB board Replace 221FB board 3 8 78 1 2 3 Remote Extension ADD ON For Internal Extension refer to 3 6 68 The switchhook is flashed by depressing it for about ...

Page 184: ...ried out on site or in field depots Any fault in an item will necessitate replacement of that item complete exceptions where a fault has been diagnosed to the PBA s or the Spare Parts listed in Appendix 1 page 202 203 Consumable items parts listed in Spare Parts page 202 8 203 will be disposed of in a manner similar to other consumable items All faulty items will be suitably packaged same type of ...

Page 185: ...APPENDIX 1 I CONTENTS Hardware Requirement Block Diagrams Installation Parts Check List Maintenance Parts Check List Serial and Item Number Parts Lists 185 N616 1236 2260 ISSUE 2 ...

Page 186: ...E D T B DATA TRANSMISSION BOARD PS POWER SUPPLY RGU RING GENERATOR UNIT EGPB GROUNDING PAGING BOARD R T I U R E M O T E E X T E N S I O N A N D T I E L I N E I N T E R F A C E E I C B INTERCOM CONTROL BOARD UNIT E L N B L I N E B O A R D l E X C H A N G E I RXT REMOTE EXTENSION TELEPHONE ERFB P O W E R F A I L B O A R D S B S SMALL BUSINESS SYSTEM EST8 STAT ION BOARD S D F S Y S T E M D I S T R I ...

Page 187: ... AND ONE TIE LINE WITH RXB A MAXOF 2 RXB A LR SIGNALLING USED WITH N308 REQUIRE 2w 1 x RTIU N SBS lx RTB A I OR PBX lx 31FB A RXT RF 1 x RXB A lx LRB A RXT TIE LINE LOOP LIMITED TO 15OOn RXT MAY BE ANY TELECOM APPROVED DECADIC DlAl w WHO KEY 31FB 308 INTERFACE BOARD RTI U REMOTE EXTENSION AND TI E LINE 22 IFB 22 INTERFACE BOARD INTERFACE UN IT LRB LOOP IN RING OUT BOARD RXB REMOTE EXTENSION BOr RD...

Page 188: ...8 607 DSSHFCB 6161236 C 609 HB N C 602 HC N C 611 HFCC N C 608 HRC N C 603 HTC N C 604 KC N C 613 KC N CL 614 KC N RL 615 LC N 612 REC N 600 TNWC N 610 TRA N 601 TSB N C 606 TSC N C 605 SERIAL 268 DESCRIPTION ITEM NO PLUG 603M 268 39 SOCKET 61 OM 40 SOCKET 611 50 SERIAL 11 CODE FUSE M205 1 A 1 l 108 FUSE M205 2A 109 FUSE M205 3A 110 FUSE M205 5A 111 FUSE M205 1 OA 112 FUSE 3AG 0 25A 113 FUSE 3AG 0...

Page 189: ...supply For use with 3381362 383 403 to interconnect with System Distributing Frame Used in 338 362 383 403 to provide system intelligence Used in 3381362 retains system data and provides abbreviated dialling Used in 338 362 383 403 provides 4 intercom links Used in 338 362 Sends and receives data between main equipment and stations Also provides one DSS port Used in 338 362 383 403 Provides 8 powe...

Page 190: ...ree exchange line facilities are required Must be used in conjunction with a telephone station Used when wall mounting N Series BS s telephone stations For use with N BS s to indicate incoming ring on exchange lines during powerfail conditions For use with N Series BS s to record number of exchange line meter pulses received Each unit can meter 3 lines For use with N Series BS s to provide ring wh...

Page 191: ...ocolate Brown Colour Panel Handsfree Console 0 Woodgrain Colour Panel Handsfree Console 0 Sunset Orange Colour Panel Handsfree Console 0 Chocolate Brown REMARKS Issued with 3381360 540 541 Used with 338 360 540 541 so that station colour can be changed to suit surrounding decor Used with 338 360 540 541 so that station colour can be changed to suit surrounding decor Issued with 338 381 Used with 3...

Page 192: ...G BOARD R I N G G E N E R A T O R U N I T R T I U R E M O T E E X T E N S I O N A N D T I E L I N E EGPB GROUNDING 8 PAGING BOARD INTERFACE UN IT EICB INTERCOM CONTROL BOARD P X T R E M O T E E X T E N S I O N T E L E P H O N E E L N B LINE BOARD 1 EXCHANGE 1 SES SMALL BUSINESS SYSTEM E P F B POWER FAIL BOARD S D F S Y S T E M D I S T R I B U T I N G F R A M E E PGB PAGING BOARD T P U T E S T A N ...

Page 193: ...NO DSSC 6161236 C 338 607 DSSHFCB 6161236 C 609 HB N C 602 HC N C 611 HFCC N C 608 HRC N C 603 HTC N C 604 KC N C 613 KC N CL 614 KC N RL 615 LC N 612 REC N 600 TNWC N 610 TRA N 601 TSB N C 606 TSC N C 605 SERIAL 268 DESCRIPTION PLUG 603M SOCKET 61 OM SOCKET 611 SERIAL 11 CODE FUSE M205 1 A FUSE M205 2A FUSE M205 3A FUSE M205 5A FUSE M205 1 OA FUSE 3AG 0 25A FUSE 3AG 0 375A FUSE 3AG 1 A ITEM NO 26...

Page 194: ...rconnect with System Distributing Frame Used in 338 362 383 403 to provide system intelligence Used in 338 383 to retain system data and provide abbreviated dialling memory Used in 338 362 383 403 provides 4 intercom links Used in 3381383 403 Sends and receives data between main equipment and stations Used in 338 362 383 403 Provides 8 power fail exchange line ports Used in 338 362 383 403 when VF...

Page 195: ...failure telephone for use in N1236 BS with decadic dialling Power failure telephone for use in N1236 BS with VF dialling Used in the N1236 BS to provide operator facilities For use with N308 616 1236 2260 BS s when handsfree exchange line facilities are required Must be used in conjunction with a telephone station Used when wall mounting N Series BS s telephone stations For use with N BS s to indi...

Page 196: ...ation 0 Chocolate Brown Colour Panel Handsfree Console 0 Woodgrain Colour Panel Handsfree Console 0 Sunset Orange Colour Panel Handsfree Console 0 Chocolate Brown 196 REMARKS Commonly called TPU N Test and programming unit for N series Business Systems Used to connect permitted attachments Issued with 338 380 542 543 Used with 3381380 542 543 so that station colour can be changed to suit surroundi...

Page 197: ... BOARD D4TA TRANSMISSION BOARD GROUNDING 60AR3 GROUNDING S P4GING BOARD NTERCOMCONTROL BOARD LINE BOARD EXCHANGFI POtiER F A I L B04RD PAGING 504RD STATION BOARD T O N E SEUDER B O A R D VFI T O N E E S E N D E R l304RD DECI TONE SENDER EXPANSION BOAR 2 YIRE INTERVAL E X T BOARD E XPA dSION B04RD H4NDSFREE COYSOLE C O N N E C T O R P4RT OF M Et TELECOM PLUC SOCKCT fbO bll XT ME M3H 0 P4BX PBX PF P...

Page 198: ...7 418 419 414 415 416 557 558 559 HB N C HC N C HFCC N C HRC N C HTC N C KC N C KC N CL KC N RL LC N REC N TNWC N TRA N TSB N C TSC N C SERIAL 266 DESCRIPTION ITEM NO PLUG 603M 268 39 SOCKET 61 OM 40 SOCKET 611 50 SERIAL 11 CODE FUSE M205 1 A 11 108 FUSE M205 2A 109 FUSE M205 3A 110 FUSE M205 5A 111 FUSE M205 1 OA 112 FUSE 3AG 0 25A 113 FUSE 3AG 0 375A 114 FUSE 3AG 1 A 115 ITEM NO 3381617 609 602 ...

Page 199: ...stributing Frame Used in 338 362 383 403 to provide system intelligence Used in 338 403 to retain system data and provide abbreviated dialling Used in 338 362 383 403 provides 4 intercom links Used in 3381383 403 Sends and receives data between main equipment and stations Used in 338 362 383 403 Provides 8 power fail exchange line ports Used in 338 362 383 403 when VF dialling is required Used in ...

Page 200: ...lure telephone for use in N2260 BS with decadic dialling Power failure telephone for use in N2260 BS with VF dialling Used in the N2260 BS to provide operator facilities For use with N308 616 1236 2260 BS s when handsfree exchange line facilities are required Must be used in conjunction with a telephone station Used when wall mounting N Series BS s telephone stations For use with N BS s to indicat...

Page 201: ... Chocolate Brown Colour Panel Handsfree Console 0 Woodgrain Colour Panel Handsfree Console 0 Sunset Orange Colour Panel Handsfree Console 0 Chocolate Brown 201 Commonly called TPU N Test and programming unit for N Series Business Systems Used to connect permitted attachments Issued with 3381400 544 545 Used with 338 400 544 545 so that station colour can be changed to suit surrounding decor Used w...

Page 202: ... 15 KC N RL 338 612 LC N Key Cap Clear with Lens Key Cap Red with Lens Line Cord 3381600 REC N Receiver Inset 3381610 TNWC N 3381801 TRA N Telephone Number Window Cover Transmitter Inset REMARKS Maintenance part for N Series BS s Maintenance part for N Series BS s Maintenance part for N Series BS s Maintenance part for N Series BS s Maintenance part for N Series BS s Maintenance part for N Series ...

Page 203: ...AG type Plug type 603M Socket type 81 OM REMARKS Maintenance part for N Series BS s Maintenance part for N Series BS s Used as maintenance part for 338 560 Used as maintenance part for 338 362 Used as maintenance part for 3381362 402 Used as maintenance part for 3381362 402 Used as maintenance part for 338 402 Used as maintenance part for 338 424 502 523 Used as maintenance part for 3381440 Used a...

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Telecom Australia Commander N1236, Maintenance Manual

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