Home

Telos 1A2 User's Manual

Contents

1. 81 9 15 18 1 9 1 1 LINDYIO J3SNOHd3 131 W 92 20 8 23 viii Key System Reference KSP512 00A 134 15 SADI SSA 101 eet 281 5195 9 16829 BUM 195 YIINNONNY 3372 H241M S AQOH Wid ON 2IJVW3HOS X 18 NYO Ny9 0383 38015 9 3dVi NH ps 13SONVH 35v313u A2VAltid 08908 1VNIMH3l LINOYID 3NOHd3 131 AdAL W 94 XXIC82 A 13S 0NYH 06 sis sien 2 NYO Page 24 Key System Reference AUTEC 20 40 amp 50 WATT WORLD CLASS POWER HAS NO BOUNDARIES SWITCHING POWER SUPPLIES UPS VDE SERIES Features e VDE 0871 LEVEL and CLASS I 90 260 VAC CONTINUOUS UNIVERSAL INPUT e UL 1950 FILE 33148 LOW MINIMUM LOAD CSA 1402C LEVEL 3 FILE 12891064 e HIGH 12V OUTPUT SURGE CURRENT FOR TUV APPROVED TO IEC 950 FILE 298290 STARTING HARD DISK DRIVES e INDUSTRY STANDARD 3 x 5 SIZE Y ED 3 X p DESCRIPTION These UL CSA and approved dual output switchers the favorite choice among manufacturers of mass storage sub systems Compatible applica
2. A 2 Yi bo Een QN AE coc El MOT POINT S a Ee nn d ho OE pa XE ae a a ro El A is gt i di ES 5 lola gt d rc or S Ve ded l D t 5 D 1 MI TE 2 m Us tel bhth tel n I x 7 5 21 1 TERTE i mu qu EP 2 UNI IINE 4 Tint 4 CH SWITCH uM SNNY aut 37 E 3495 3 vH 1504 5135 031 120557 117 ONOI NO 5135 3 3SION 2 09 v SY 03271110 38 01 Q3A0W3H 51 0931 V 35089 NI LinS3H NVI 3212 2 SIHA SV 50731 38VdS 5135 ANY Q3GIAGHd JON 537892 3WOH 3 S 351 0 03123 02548 38 SQvi 9 NONNO amp S ABN3SSV IVHINYIL 30 NMOHS 51 MANOS v Pos Ty 94 35N OL AH311V8 2 JO HOJ 035015 SHO100Q0NOO 4 44 94M dS OL 83438 80350 LON 3HV SHEJINNONNV 1192 AGM 9924 NO 0350 34V S3NOHd3131 W9
3. 1 Dy d Ll i F LINE a LINE 14 WES 10 SEP 13 IT 1 J LINE 16 UINE 9 P LINE 16 i LINE 17 4 2 m C 4 2 u 2 o _ A Do NT T 0 N n e no RISUS Y E ez aman Y Fun mam 2 m T m ING E tee M any ARA do z ign eod ni oic x a gt p a S i gt IO o NT i sai 1 aj 4 is zi gt lal pl H 5 i i 1 a LINE 7 LINE SWITCH 55 3g 5 LINE 6 12283 Q03 0W3B 093 3WvS 15 5135 03781170 031 12056 lw 3uUvds NO 38v 5135 3SION 2HO9 ONY v SY 032111 38 01 51 31 ONMOYO ANY 55082 110634 NYJ 30110 4 SIHA Sv 50 31 3uvaS 3uv 5135 JON 389 53387 Nhu 3WOH di G 0090 Sv 350 BOY 03123902510 38 SQv31 OMANNOSO waa
4. 55 Jaorr MU NIF SINO Ivi FAN 5015 579 dun 522222200 wg 2000000 vw 6 7 207 0712371587 SIN 1 MW 15448 1 O E inmep qp cp 42 4 ASF 77 gt 7 41417 xf 02 972 ox dix si f ase 9 12 gt at 22 gt Wa Y HE 24x wa i 9 4 425 rd op wae via TES pt E e ho 4 Q ita C prs ASI t 4 n nel osewnt g 2 AN 7 Street 92 2001 icd u m we ys 9 22 2 1 5 5 lt x es 0 6 oa 37x A me ae os 926177990 oo 010770 7 LIPS Re 112 ace aii Qon eco TNS a ASE bi YS 42 24 S HY 2 Cb ia A gt 75 4 Pia 142 ih T ADOS O TT 2 24S f TETE A 02 4 gt E y t 9 4 8
5. DATA connector connector TYPICAL INPUT TYPICAL OUTPUT TERMINAL TERMINAL 5 GND 2 RCV 4 Data Ready 3 XMT 3 SwCon 4 Data Ready 2 SwCon XMT GND 6 pos RJ11 to Insulation displacement converter connectors 5 P N 553983 1 IBM equiv 8310575 Digikey P N A4004 ND Use one shielded twisted pair stranded for each data signal and tie the two conductors together in the pair Telco type twisted pairs are OK too but will provide no EMI RFI protection Also most telco type wire is solid conductor which is OK for permanent installations but not good for mobile road worthy applications Single conductors can be used but the data signals may cross talk over long lengths Tie all shields together at the interface and connect to station ground e Use only pins 2 5 from the RJ11 connector Short length RJ11 to RJ11 cables can be made up to connect interface and Local Power Supply to this cable Follow the ring convention as described on the sheet RJ11C FORMAT FOR TELOS SWITCH CONSOLES for these short cables ese also only need to be 4 conductor wires Pre made cables can be purchased at Radio Shack Graybar or your favorite telco parts supplier TELOS ABS SWITCH CONSOLE OPERATION The microprocessor board for the Telos ABS Switch Console operates as a universal panel for 10 20 and 30 line systems Specific operation is set up using a four position DIP switch located on the MPU
6. 1A2 V8 x DISABLE BOTTOM ROW DIPs 1 42 amp 4 on In this mode the buttons the bottomrow are disabled This option allows access to lines 1 10 when used with the 1A2 V8 x Software CNN s gt DISPLAY ONLY DIPs 3 4 on This setting disables ALL the buttons including the user buttons This can be useful when perhaps the PD wants to see phone activity during contests without being in the studio DIPs 1 amp 2 have no effect in this mode E PROTECTION CIRCUIT FOR 1A2 INTERFACE MODULE 1 5KQ L 3dB down point 106 1Hz Line 1 Imax 6 67mA 10 Line 2 FROM KSU TO 1A2 INTERFACE Line 10 LG TOSTATION GND Functional description The RC network provides a low pass filter to keep high frequency noise out of the interface and current limiting to protect the interface s lamp detect ICs inputs from overcurrent damage We recommend placing metal varistor MOV and a transient voltage suppressor TVS across the KSU s lamp output along with some kind of AC urge protector on the KSU s AC input These parts are readily available from DIGIKEY 1 800 344 4539 or other electronics supply houses Here are the following parts we recommend DICIKEY P N PRICE MOV Panasonic EZR C20DK270 P7156 ND 1 19 TVS General Instrument 600 W series PeKE15 CAGICT ND 0 84 Surge protector Tripplite ISOBLOK2 0 TL002 ND 43 21 If your unit is in an RF field vour lamp circuits may conduc
7. 271 7912 PRINTED IN USA December 31 1980 Key System Reference Section 3 1 14 a CIRCUIT DESCRIPTION 6 01 AC ringing voltage from the Central Office applied to the TIP RING Tabs 14 9 Current fiows via contact K3 4 C8 R4 and the LED portion of photo coupler IC 1 during negative cycles of the applied AC ringing voltage During the positive cycles of ring voltage current flows contact K3 4 C6 and 01 protecting the LED against reverse voltages During the half cycles o ringing when current flows through the LED portion of IC 1 the phototransistor sectlon is activated and applles 24V DC to RING HOLD circult The RING HOLD circuit activates Relay K2 Contact K2 2 then connects the ringing voltages or signals to the RINGER LEAD Tab 1 Voltage from GND Tab 11 may be selected by jumper JB1 If steady ringing is required then solder a jumper wire as shown the diagram to route the ring battery at Tab 10 to K2 2 Contact K2 1 connects the LAMP FLASH VOLTAGE Tab 7 to the LAMP LEAD Tab 8 via Inactive contact K3 1 Contact K2 4 connects LG Tab 6 to the SCHEMATIC DIAGRAM T CO 9 A CO _ITT Terryphone Corporation interrupter motor start ST Tab 5 thus starting the key system interrupter 6 02 The called party answers the telephone by taking the handset off hook elther before or alter depressing the line butto
8. 12 71 Ore Hee 4 gt hirano 7t AS 01 or lt 0 O 424225 4 afcwOlag2 DEALS QUE Ere ner g 90 yf 5 9 92 22 2 and as bE 745 my ASE 922177679 URSI LJ Oren we f mE 248 bd e vu 0 v2J 725 2 2 7215 a ve er A S2 v29 775 EN iw A eee E Bite nt YS OPE SERIE Tel t E 2 xo TIRO ODO zv Ostoml ory ie ep ost ae 12 p 9 2 4 Qix IST 251952740 MO Ero Jav 54501545270 7 Jav 530910 vw 5 02423 22 Bla 47 e E c So GH 1 42 if Sia vor 9 2 via Oia We ge AIS 4 2 0291 2 6 02 y 02 2 Kev System Reference KSP512 00A N941V 82 92 294 5195 uoyng 02 5 70 5
9. 0215 0315 0325 0335 9345 Description 68 pin PLCC socket 40 pin machined socket 28 pin machined socket 28 pin machined socket 28 pin machined socket 28 pin machined socket 18 pin machined socket 18 pin machined socket 20 pin machined socket 16 pin machined socket 14 pin machined socket 8 pin machined socket 14 pin machined socket 14 pin machined socket 14 pin machined socket 16 pin machined socket 16 pin machined socket 16 pin machined socket 16 pin machined socket 16 pin machined socket 6 pin machined socket 8 pin machined socket 8 pin machined socket 14 pin machined socket Telos Switch Console CPU BOARD PARTS LIST Designation Description Designation Description U1 87C51 U1 40 pin machined socket U2 74HC244 U2 20 pin machined socket U3 74HC04 U3 14 pin machined socket 04 UDN2540B 04 16 machined socket 05 UDN2540B U5 16 pin machined socket 06 UDN2580A U6 18 pin machined socket 07 051232 97 8 machined socket U8 MC1489 U8 14 pin machined socket U9 LT1280 U9 18 pin machined socket 1 28 male header R1 R6 47Q 1 4 W P2 6 pin male header R7 68KQ 1 4 VR1 78ST105HC 88 39KQ 1 4 W VR2 78ST105HC RP1 470 x 7 DIP Y1 9 216 MHz XTAL HP2 10KQ x 10 SIP C1 1000uF Q 25V electr RP3 10KQ x 6 C2 100uF 25V electr RP4 100KQ x 10 SIP tF 35V tant 5 1 8 4 5 22pF mono 1 ferrite bead 6 9 1uF 35V tant D1 1N5338 C10 C11 1uF mono D2 1N4148
10. 13 38 17 42 04 10 35 25 DIG ne ah RE AAA AAA ARAS ASIA NO 57 DIG 7 9222 47 5N DIG 41 7 2616 6 5 6 jo 4 eoepelu 8081 AA AS H C jJi vigase HN 6 01819480 10 QM il mm gt erc C1 385021 44 O 1 on 57 25 d m 58 4 vex Ex 4 9ui 118 Be E 9 eui 431 0 1 9 y S A 12 4 EIER oo vul Y HE o DIO ASt 19 01 9 _ 2944 CAT 576 YOQY sca 3 M dii 93 1 gt 3NOHd XNV 08 1NOO DA T er COT E 93 1 o ENANOS 93 1 93 1 TOLA NED B T 93 19 gt uud 5 q 101 6 8 au 910 AS DIO AS 15048 YIJIMS 5019 NOILO3S 05 H3MOd 919 19 4 591 1191 11V Ol q 01 SAt H Ese p PME E 031 en 9 T 50 35 NAMOS 031 620 L E
11. Key System Reference 5 512 00 an Lie IO ama 22 lt E 252 PET PFET BR El i vi l cas xl TOS ted apto ait RET 1 5 es Oe eee TC SET Q amp amp le E b dx bx a hia ioo a 42 ala 5 o ry J H 17 EN S Eo U 6 LINE 17 LINE ER CONNECTOR __ 2222 200m uum e nam So om AYA 2 R gt 3999 A GF ow Gi T I E SUE 3 VE d ut DE ne AS A m TTI T TIT eT 112 t irt t YA h2 al np qe x H 6 t A tw IST 381 30 391 987 130 01 gt MD E 3 ja i de 9 fo t 1 fx 4 te 11 orm jc i pod i A MESS E poses MELLE DER m NET sse 2 A See B EDI e y A 80 A A A ee N
12. Line 9 tip Line 9 ring Line 8 lamp ground Line 8 lamp Line 9 tip Line 9 ring Line 17 lamp ground Line 17 lamp Line 18 tip Line 18 ring Wires used for line 19 in the 2nd 25 pair bundle eSpecial wires for line 10 These wires Ol note differences compared to 1A2 winng should be disconnected inside any phone connected to the 1A2 Interface 25 pair bundle BE SURE TO WIRE BOTH INTERFACES TO MATCH COLUMN 3 12 Telos 1A2 Interface Module Ver 04 INSTALLATION 1st bundle KSU Lines 1 9 WHITE BLUE BLUE WHITE WHITE ORANGE ORANGE WHITE WHITE GREEN GREEN WHITE WHITE BROWN BROWN WHITE WHITE SLATE SLATE WHITE RED BLUE BLUE RED RED ORANGE ORANGE RED RED GREEN GREEN RED RED BROWN BROWN RED RED SLATE SLATE RED BLACK BLUE BLUE BLACK BLACK ORANGE ORANGE BLACK BLACK GREEN GREEN BLACK BLACK BROWN BROWN BLACK BLACK SLATE SLATE BLACK YELLOW BLUE BLUE YELLOW YELLOW ORANGE OHANGE YELLOW YELLOW GREEN GREENYELLOW YELLOW BROWN BROWN YELLOW YELLOW SLATE SLATE YELLOW VIOLET BLUE BLUE VIOLET VIOLET ORANGE ORANGE VIOLET VIOLET GREEN GREEN VIOLET VIOLET BROWN BROWN VIOLET VIOLET SLATE SLATE VIOLET A common 1 to second bundle s 66 block 25 pair to 151 1A2 Interface WHITE BLUE BLUE WHITE WHITE ORANGE ORANGE WHITE WHITE GREEN GREEN WHITE WHITE BROWN BROWN WHITE WHITE SLATE SLATE WHITE RED BLUE BLUE RED RED ORANGE ORANGE RED RED GREEN GREEN RED RED BROW
13. 3 3 3 4 4 4 4 Ah YN Pp 0 gt Internal Rotary Switch for software version 1 2 8 Use the following block diagrams showing a fully expanded system to help figure out what setting s vou ll need If you need assistance setting this up feel free to call Telos and ask for Customer Service Telos 1A2 Interface Module Ver 04 INSTALLATION 27 Lines 1 10 Phone Lines 11 20 INTFC BOX 1 Main Conf n Lines 1 10 Hybrids 1 amp INTFC BOX 2 Main EE RS Lines 1 10 Hybrids 3 amp INTFC BOX 3 Lines 11 20 Hybrids 1 amp 2 INTFC BOX 4 Lines 11 20 Hybrids 3 amp 4 Hybrid 1 Audio Control Hybrid 2 Audio Control Hybrid 3 Audio Control Hybrid 4 Audio Control Configuration for a fully expanded system using four hybrids This requires software version 142 V8 x Other configurations are simply a subset of this system KSU lines and hybrid outputs are paralleled as required Hybrid control signals must be wired to each hybrid from P4 of Box 1 amp 112 depending on the number of hybrids in the system Example System has 20 lines two hvbrids the switch in the first interface box 1 is set to position 1 the second interface box 3 is set to position 9 28 Telos 142 interface Module Ver 04 INSTALLATION 2 4 INTERNAL 4 POSITION DIP SWITCH On Revision D 1A2 Interfaces a 4 position DIP switch is prov
14. 4 to the LAMP LEAD Tab 8 for a stead visual signal on al associated subsets Contact K3 4 provides one of the connections necessary to draw central office current CC TIP RING Tabs 14 end 9 When the subset line bulton connect station TIP and RING Tabs 12 and 13 to the subset relay K1 operates via R2 and the windings T1 Contact K1 2 complete the CO DC circuit through T1 winding 1 2 and R1 via the CC Tabs 14 and 9 Dia tone is now sent from the 8 08 During dialing the subset TIP RING circuit pulsed by the action of dial contacts Relay K1 follows this off on pulsing and repeats this action to the CO via contact 1 2 RO and suppress noise and arcing during the pulsing contact K1 2 NOTE IF THE SUBSET 15 EQUIPPED WITH PAD THE GENERATED TONES ARE COUPLED VIA T1 TO THE CO DECODINC CIRCUITS 8 09 MUSIC ON HOLD Is provided by connecting a music source between Tabs 12 and 18 The music signal can be con nected to via the jumper block plug JB2 When the circuit Is placed on hold contacts K2 3 and K3 5 connect the music signa to T1 which couples the signal to the telephone line 10 An LED Is provided to give visual status indication to service repair personnel 010 protects the LED during negative half cycle of the Incoming 10V AC lamp signals and R13 limits the LED current 6 11 and 07 suppress inductive voltages when relays
15. Code USOC designation RJ11C RJ11W for portable wall mounted equipment Conductors 1 2 5 6 are reserved for telco use thus conductors 3 and 4 are reserved for CO RING and CO respectively The customer must provide a miniature 6 position plug to the connection with CO RING on position 3 and CO TIP on position 4 The cable attached to the plug shall lerminate Inside the KSU cabinet as a direct connection and shall nol be in excess of 25 linear feet NOTE THE 25 LINEAR FEET REQUIREMENT SHALL INCLUDE THE CABLE COMING FROM THE KSU CABINET TO THE KSU BLOCKS THUS THE LENGTH OF THE CABLE FOR THE CUSTOMER PROVIDED MINIATURE 6 POSITION PLUG MUST BE ADJUSTED ACCORDINGLY 5 08 The 50 position miniature ribbon jack must be ordered by the customer from the telco under the Universal Service Order Code USOC designation RJ21X At the time the jack is ordered the customer must specify the sequence which the CO lines are to be connected to the jack The telco will consecutively wire these lines to the Jack as shown below without skipping any positions TO T wow E gt ro lt 5 10 The customer must provide a 50 ribbon plug to complete the connection with CO TIP and CO RING for each line in the same sequence The cable attached to the ribbon plug shall terminate Inside the KSU cabinet as a direct connection and shall not be In excess of 25 linear feet see note above
16. Interface Module Ver 04 INSTALLATION 31 2 6 SYSTEMS WITH MULTIPLE INTERFACE MODULES Additional 1A Interface Modules be used to add to the number of lines which be accommodated Telos manufactures dual 20 line panels left and dual 30 line panels right for these functions Their operation is described in their separate manual What if vou ask vou can t use a dual 20 line or dual 30 line panel The Telos desktop Switch Console and all the dual 10 line panels can be used with special software 1A2 V8 X to handle more than 10 lines See section 3 3 for more details Another option is to use multiple Switch Consoles one for lines 1 10 a second for lines 11 20 and a third for lines 21 30 This last option is accomplished with version 5 X using consoles with properlv set DIP switches Yes it does take up a great deal of space on the desk Whenever more than one 1A2 Interface is used in a the 25 pin SYSTEM INTERCONNECT P2 must be paralleled to all interfaces These cables are available from your local computer store or Telos Or you can make them up yourself Refer to section and be certain the internal rotary switch is set to the appropriate position for each 142 Interface Module Expanding Number Of Hybrids system may have as many as four hybrids with an appropriate number of 1A2 Interface Modules See section 1 2 The phone line input from the KSU is paralleled to both interface modules usin
17. Port Characteristics The port connector is a standard IBM AT style male DB 9 Cables may be easily fabricated or may be obtained from a well stocked computer store The physical protocol is as follows 8 bits 1 Stop Bit No Parity 1200 Baud P3 RS 232 Connector Pin Out TX Iransmit from Telos to computer RX Receive from computer to Telos GND Ground DTR Indicates when Telos is transmitting usuallv not required H UN Telos 1A2 Interface Module Ver D4 OPERATION 47 Data Protocol Computer to Telos Commands All commands are ASCII characters so that anv terminal program such as Crosstalk for the PC or Red Ryder for the Mac mav be used to exercise the port Each command begins with a capital letter and is followed bv a 2 digit line number where appropriate OFF XX ON XX HOLD XX SCRNED HOLD XX CONF XX LOCK XX TONE XX QUERY XX UXX Xternal various Reset Xternal Mode Monitor Don t Monitor Initialize Turns line XX off Turns line XX on to the main bank Puts line XX on hold Puts line XX in screened hold mode Turns line XX on to the conference bank Equivalent to switch console double press Dials tone XX to on air line 01 1 022 2 etc 11 12 Causes Telos to return line status format given below Virtual press of function button on console BUSY DELAY DUMP U00 U04 NEXT 005 Causes all function keys to transmit to computer only the functions
18. RING electrical network connections respectively ITT Terryphone Corporation 5 08 The miniature 6 position jack must be ordered by the customer from the under the Universal Service Order Code USOC designation RJ11C RJ11W for portable wall mounted equipment Conductors 1 2 5 and 6 are reserved for teico use thus conductors 3 and 4 are reserved for CO RING and CO TIP respectively The customer must provide a miniature 6 position plug to complete the connection with CO RING on position 3 and CO TIP on position 4 The cable attached to the plug shall terminate inside the KSU cabinet a direct connection and shall not be in excess 0 25 linear feet NOTE THE 25 LINEAR FEET REQUIREMENT SHALL INCLUDE THE CABLE COMING FROM THE KSU CABINET TO THE KSU BLOCKS THUS THE LENGTH OF THE CABLE FOR THE CUSTOMER PROVIDED MINIATURE 6 POSITION PLUG MUST BE ADJUSTED ACCORDINGLY 5 09 The 50 position minlature ribbon jack must be ordered by the customer from the telco under the Universa Service Order Code 0500 designation RJ21X At the time the jack is ordered the customer must specify the sequence which the CO lines are to be connected to the jack The telco will consecutively wire these lines to the jack as shown below without skipping any positions TO ATAT 6 10 The customer must provide a 50 position ribbon plug to complete the connection with CO TIP and CO RING for
19. ROW DIPs 1 amp 3 on In this mode the buttons on the top row are disabled as well as the user buttons that can affect the top row NEXT amp FLASH This option allows access to the 2 hybrid bottom row for lines 11 20 EXTENDED DISABLE ROW DIPs 2 amp on In this mode the buttons the top row are disabled as well as the user buttons that can affect the top row NEXI amp FLASH This option allows access to the 2 hybrid bottom row for lines 21 30 BEE 1A2 V8 x DISABLE TOP ROW DIPs 1 3 on In this mode the buttons on the top row are disabied as well as the user buttons that can affect the top row NEXT amp FLASH This option allows access to lines 11 20 when used with the 1A2 V8 x software NORMAL DISABLE BOTTOM ROW DIP 4 on in this mode the buttons on the bottom row are disabled This may be useful if hybrid 2 is assigned to another studio This option allows access to the 1 hybrid top row for lines 1 10 EL EL EXTENDED DISABLE BOTTOM ROW DIPs 1 amp 4 on In this mode the buttons bottom row are disabled This option allows access to the 1 hybrid top row for lines 11 20 NL EXTENDED DISABLE BOTTOM ROW DIPs 2 amp 4 In this mode the buttons the bottom row are disabled This option allows access to the 1 hybrid top row for lines 21 30
20. anc 2 are de energized 6 12 Bridge rectifier BR1 polarizes CO line current Key System Reference K400TPL ISSUE 3 8201 PAGE 6 A4 om T1 WHT BLU Block C Pos 25 2 PLUG P1 26 RI BLU WHT 26 PLUG P1 1 1T WHT ORN Block Pos n 27 PLUG P1 27 1R ORN WHT 2 2 2 PLUG 1 2 1A WHT GRN 3 28 28 PLUG P1 28 A1 CRN WHE 4 3 PLUG 1 25 LG WHT BRN 5 29 29 PLUG P2 25 1L BRN WHT 6 4 4 PLUG 1 3 B WHT SLT Block Pos 19 30 30 PLUG 4 47 R SLT WHT 20 5 PLUG 1 29 T2 RED BLU Block C Pos 27 31 PLUG 1 4 R2 BLU RED 20 6 PLUG 1 30 2T RED ORN Block Pos 7 32 PLUG P1 5 2R ORN RED 8 7 PLUG 1 31 2A 9 33 PLUG P1 6 A1 GRN RED 10 8 PLUG P1 25 LG RED BRN 11 34 PLUG 50 21 BRN RED 12 9 PLUG P1 32 B RED SLT Block Pos 21 35 PLUG P4 47 61 22 10 PLUG 1 7 T3 BLK BLU Block Pos 29 36 PLUG 1 33 R3 BLU BLK 30 11 PLUG 1 8 3T Block Pos 13 37 PLUG 1 34 3R ORN BLK 14 12 PLUG P1 9 3A BLK GRN 15 38 PLUG 1 35 1 GRN BLK 16 13 PLUG P1 25 LG BLK BRN 17 39 PLUG 3 25 3L BRN BLK 18 14 PLUG 1 10 B BLK SLT Block B Pos 23 40 PLUG 4 47 R SLT BLK 24 15 PLUG P1 36 T4 YEL BLU Block C Pos 31 41 PLUG P1 11 84 BLU YEL 32 16 PLUG P 1 37 AT YEL ORN A Pos 19 42 PLUG P1 12 48 ORN YEL 20 17 PLUG P1 38 4 4A YEL GRN 21 43 PLUG P1 13 A1 GRN YEL 22 18 PLUG P1 25 LG YEL BRN 23 44 PLUG P4 27 4L BRN YEL 24 19 PLUG P1 39 B YEL SLT B
21. are not actually performed unless the computer echoes them This permits the buttons to be used for computer related functions or for computer intelligence to intervene in their processing This command must be sent in intervals of one minute to maintain the mode the 1A2 Interface will revert to normal mode after time out to prevent problems with computer being turned off etc Function keys back to normal operation Causes Telos to return line status in format given below whenever any line status changes Replies with Line monitor ON Turns monitor mode off Replies with Line monitor OFF Sets all lines to off etc Returns a status screen Primarilv for debugging testing etc 48 Telos 1A2 interface Module Ver D4 OPERATION The bold and underlined letter in each command is the which 15 sent Line numbers must be padded that is they must always be two digits and thev are offset bv one i e line 1 00 line 6205 etc Examples To put a line 1 on hold send HOO To request line 5 status send 004 To place in monitor mode send M rt To re initialize the svstem send 1 Telos to Computer Commands The line status is returned from Telos to the computer in the following format a capital letter indicating the status followed bv two digits indicating the line number OEF XX Indicates line XX 15 off ON MAIN XX Indicates line XX 15 active on main bank HOLD XX Indicates line XX is on hold SC
22. d OH ON de d 9 5 5 cia 010 20A 21 1 8 o 1 e 5028 Ps QV L Od SIVIL Zd EO GNE e OVA Od ed To AE Od 2d SEE OL 4 LEW 2d 3 JANE 0l VC 4 8VA SQN3S p OF NANIOO 2 5 i AS H A 2 9 al to oo q a DN A EA E 25 6 SE TE ll ERA AAPP PRA Y E E E O E pee pue a a AO 440 SNHYNLIY E om 6 en AS A J1 he Nu 0 0 0 0n000 0 COLUMN 1 COLUMN 2 COLUMN3 COLUMN4 COLUMNS COLUMN6 el ala ale alo TT TT TTS pi SIGO SI ROWA ale alo 24 2 VoU DTMF ASS Y ROWB elo 11 alo 175 ado 779 4 7 ROWD 94 3 44 5 elo 25 ta SW30 is ele swg _ ade Swag ale sw13 e alo ala swig SW14 9 125 L23 E E ROW J 14 sL12 a 13 t ROWL 1 ROWM uin ROWN defe e n me COL 11 COL 12 COL 13 COL 14 COL 15 COL 16 COL 17 Telos Switch Console Actuat
23. go The interface comes with a 25 pair cable to connect the unit to the KSU A simple way to hook things up is to use a Bridging Adapter This is a small box which has one male and two female 50 pin connectors allowing a connection from the key system to any phone to be paralleled in a hassle free manor One such adaptor is the Ortronics OR 19252 01 These are available from most local phone supply or interconnect companies One of these is included with the interface Because the standard key system fanout provides only 9 lines a straight parallel connection will not activate the Telos line 10 but the other nine will work correctly We borrowed some unused wires to get T10 R10 L10 and A10 Keep in mind we DO need the ability to access ten lines because a 20 line phone has 9 lines on one bundle but 10 lines on the second bundle Ditto for the third bundle on a 30 button set See the schematic of a standard 20 button key telephone set in the appendix A little extra work is required to utilize the 10th line If you need it vou will have to use a 66 block for cross connection One possibility your main studio s Hot Line could be on line 10 that way it would only appear on the Telos studio system and not on any phone 18 Telos Interface Module Ver D4 INSTALLATION Very important notes regarding connection to Line 10 The signals for line 10 must be wired into the 25 pair at the KSU Furthermore no phones can share th
24. icta H H AME JON O3ON3WWOO3U SI 1 8 JHL 40 NMOKS SQVNIWH3l M34IS OJNIBNNN v NDHCH 31 W94 3S0 Ol AH311V8 AvZ 30 NOIIV20 QU 949 959 OL 035 LON 3HV SY3INNONNY VWI 035015 034 1 Mx Tur ASA Y9 Y NO 0360 3HV S3NOHd3131 W94 NIHM 2 OND NOWWCD 03 4 5 92 ONV Z 61 SI ONV 478 Abl DSN 3Hi 53H10 1VNIWH3i INT N33 1 113 ONV OLNI NU A41 7e Ap 3 35 S3NOHd3 3 3 nivis 92 9 ON Td SANTI SAB SSVYE NY M s dtl NOWWOQD 1 SIL1ON LINDYIO 3NOHd3131 3dAL 49 4 82 Pue WIL ve Page 22 Svetom Roforaonra 5 512 00 5195 5 92 28 195 pt 101 22928 411 0802 1190 H241MSX00H 7910 p 20 Te e tf E 95201 ON DUVWAHOS 101 997281 sp I lo m m olz jo 2 5 z iz ba E 75 7 i re 5 134 uiii a PE E NIN SS ono ETE p pov FEE UL PR LHA NYD e Rie QS SS QS ______________ 038 0802 1350 iti reaa SO SO 3 MEAE S9 NH 2 mE 3Sv338
25. multiple hvbrid systems calls released from conference will free up that hvbrid for the next conferenced line Multiple lines be sent to Hvbrid 1 bv sending calls to other hvbrids and then returning them to Hybrid 1 by pressing that line button again When configuring mix minus for multiple hvbrids be sure that anv hvbrid is NOT fed its own output through the mix minus scheme i e three hvbrids three different mix minuses etc Each hybrid output should feed the other hvbrids inputs through a mix munus bus and have its own fader on the audio console This is called conferencing with gain which allows gain riding for each hvbrid caller and a caller to caller gain path Manv broadcast consoles have provision for at least one or two mix minus busses If your console doesn t you will have to use a stand alone mixer to create the mix minuses A Helpful Suggestion Telos hybrids have a maintained signal output available on the hybrid s rear panel connector which goes low while the hybrid is active ON Use this signal to turn on the console fader channel assigned to that hybrid Be sure to check the type of control signal required for your console s line card With this scheme whenever a hybrid becomes active its console channel automatically turns on TWO HYBRIDS All lines put in the conference status as discussed above will be routed to Hvbrid 42 Pressing the line button again will bring that line back to standar
26. off hook a connection is made from the A lead to the A Common sometimes called A1 The A lead is usually at 24VDC with respect to the A Common when the line is not active goes to ground when the line is active If the A lead connection is broken before the Tip Ring load is disconnected the kev system puts the line on hold These lines may be found by using a voltmeter while selecting lines on a nearby phone Clip leads may be used to short the connection while observing the lamps on the phone Lamp leads These light the lamps on the phone s line buttons The lamps are powered by a 10VAC power supply at the KSU The lamp circuit is completed through the LG lamp ground wires All of the LG wires are tied together at the KSU and are usually connected to the A common wires Multiple wires are used to distribute the current to reduce the voltage drop when a number of lamps are lit In standard old style six wire fanout systems the A common is re named A1 and is bussed to each line so that there are a full six leads devoted to each line Tip Ring A Al and L LG Telos 1A2 Interface Module Ver 04 INSTALLATION 9 Ihe tables on following pages show the Telos 1A2 Module pin out scheme as well as the standard Telco wiring schemes Nineteen line phones have two 50 pin connectors to accommodate the extra lines with the second group of lines repeating for the most part the first group Call Director tvpe phones
27. outputs of the K400TPL Some pin functions are common by a bare wire strap across the back of the mounting connectors CAUTION PIN 18 ON THE MOUNTING CONNECTOR MAY PROVIDE 24V FILTERED A BATTERY THIS CONNECTION MUST BE RE MOVED TO AVOID POSSIBLE CIRCUIT DAMAGE TO THE K400TPL CARD 5 04 To remove an unwanted strap connection as with Pin 18 in earlier KSU s cut and remove the bare wire strap from the back of each mounting connector to be used ONLY remove the bare wire strap and not the insulated conductor 5 05 Pin functions of each mounting connector are brought out to the back of the KSU cabinet via a wiring harness Depending on the KSU the wiring harness either terminates on punch down bi s or 25 palr male plugs From the blocks or plugs i ual CO line functions must be brought out of the KSU cau et and terminated KSU Blocks mounted on the Distribution Frame MDF in accordance with manufacturer s Instructions 5 06 From the KSU Blocks station CO line functions are cross connected to other system connection blocks and necessary functions taken back to the station equipment It 15 also from these blocks that CO PBX TIP and RING functions are brought out to the telco provided equipment 5 07 The telco wiil provide final network connection via a minia ture 6 position jack or a 50 position miniature ribbon jack These mechanica arrangements for single line and multiple line bridged TIP and
28. software to differentiate among other 1A2 Interface Modules on the common Telos serial bus PC2 is used as an input to detect an off hook condition of the auxiliarv telephone When this phone is taken off hook the software will energize relay K21 which will switch the main audio path from its usual route through the hybrid and your console to the desk phone Talk battery is provided to the telephone by MAX641 operating in a voltage boost circuit When the auxiliary phone is hung Telos 1A2 Interface Module Ver 04 THEORY OF OPERATION 53 up the relay will be turned off and the main audio will return to its usual path Ihis 1s especiallv helpful when an operator s significant other is on the line and the boss walks into the studio The Serial Ports Intel s 82050 asynchronous communications controller is fancy UART and is used to interface serial data from the Switch Consoles other 1A2 Interface Modules and other Telos equipment to the data bus One 82050 is dedicated to the 5witch Consoles the other 82050 is for the RS 232 port Each 82050 is supported by a Linear Technologv LT1080 dual RS 232 driver receiver which generates the appropriate RS 232 voltage levels Address lines 0 2 can access different registers to set word length parity stop bits baud rate and so forth Each UART has its own peripheral chip select line direct from the processor Memory Ihe 1A2 Interface Module has its program stored in 27 512
29. use all ten or twenty lines or vou want to pick only certain lines to appear on the key system or you want to change the sequence vou will have to cross wire using punch blocks Pre wired and or connectorized punch blocks are readilv available from phone equipment suppliers 10 Telos Interface Module Ver D4 INSTALLATION Telos 100 1A2 Interface Module Wiring Chart m Wire Color Telos 1 2 10 button set 6 button set WHITE BLUE Line 1 tip Line 1 tip Line 1 tip BLUE WHITE Line 1 ring Line 1 ring Line 1 ring WHIT E ORANGE Line 1 A Line 1A Line 1 ORANGE WHITE circuit common gnd A circuit common gnd A circuit common gnd WHITE GREEN Line 1 lamp ground 1 lamp ground Line 1 lamp ground GREEN WHITE Line 1 lamp Line 1 lamp Line 1 lamp WHITE BROWN Line 2 tip Line 2 tip Line 2 tip BROWN WHITE Line 2 ring Lime 2 ring Line 2 ring iS ALE Line 2 A Line 2 Line 2 A Line 2 lamp ground RED BLUE Line 2 lamp ground Line 2 lamp ground BLUE RED Line 2 lamp Line 2 lamp Line 2 lamp RED ORANGE Line 3 tip Line 3 tip Line 3 tip ORANGE RED Line 3 ring Line 3 ring Line 3 ring RED GREEN Line 3 Line 3A Line 3 A GREEN HED Line 8 A Line 8 A A circuit common gnd RED BROWN Line 3 lamp ground Line 3 lamp ground Line 3 lamp ground BROWN HED Line Line 3 lamp Line 3 lamp RED SLATE Line 4 tip Lin
30. used in conjunction with a Dallas Semiconductor Smart 95ocket and one Intel 8255 Programmable Peripheral Interface PPI A 051232 provides processor reset in the event of a loss of power Address lines A3 A5 run 74HC138 3 to 8 line converter which in turn drive four NE590 relay drivers toggles between the PPI and the 74HC 138 to memory map the two devices This ensures no conflict between the devices for the data bus The processor s RD line is connected to devices on the bus it needs to get information from 1 the RAM ROM UARTs and PPI the WR line to get information to devices i e the RAM UARTS 3 to 8 line converter and PPI The processor s Address Latch Enable ALE goes to the 74HC373 to demultiplex the addresses from the data X1 and X2 provide the inputs for the 18 432MHz crvstal oscillator The CLKOUT pin drives both UARTS at one half the crystal frequency The Programmable Peripheral Interface Intel s 8255 PPI has two bit programmable 8 bit I O ports and byte programmable 8 bit I O port The 8255 connects to the data bus and uses A0 and A1 to select internal registers These internal registers are used to configure the I O ports In the 1A2 Interface Module 5 are used as output ports to drive the PCD3311 generator 7 and are programmed as inputs to detect lamp leads from the LM1489s PC4 PC7 are programmed as inputs for the BCD switch which is used by the system
31. with multiple rows of five buttons each usuallv repeat the 5 line scheme for each bank of lines Note that the Telos connection scheme is identical to the standard 9 line fan out with the exception that the Telos line 10 doesn t exist in the standard scheme A 9 or 19 line kev phone has 10 or 20 buttons per row but one button is the HOLD button You really don t have to understand any of this stuff if you alreadv have a key system and you just want to get rine lines sequenced as thev appear on the phone All vou have to do is connect in parallel with any phone A Bridging Adapter such as the Ortronics OR 19252 01 makes this task a breeze Telos includes one for thus purpose If you want 10 or more lines you have some wire punching to do Key systems wired for 20 button sets have only 9 lines on the first 25 pair bundle lines 1 9 and 10 lines on the second bundle lines 10 19 The extra 10th line must be connected to the special line 10 wires Violet Green Violet Brown Yellow Orange and Orange Yellow shown in the wiring chart on page 11 Phones sharing this bundle CANNOT have these wires connected to them We recommend keeping the 1A2 Interface on one side of a local split 66 block Then just lift the jumper clips for the special line 10 wires and connect 20 button sets on the other side of the split 66 block A pre wired 66 block makes the job easy See the suggest punch block configurations on pages 12 and 13 If you need to
32. 00 mv 2550 2002 300A 300 50 SOW 70W 5 0096 100 mV UPS51 2002 1 0096 50 mV SOW 70W 5 0096 100 MECHANICAL inch TO CMASSIS CROUNDINC P102 PIN ASSIGNMENT 412 12V 5 UPS20 2002 amp UPS40 2002 6 2 0551 2002 MOUNTING HOLES 0750 2002 4 PLACES 22905 5 OUTPUT ADJ 23 Yee CONNECTOR MATING CONNEC TO 4 55 PIO AC INPUT MOLEX 09 65 2058 MOLEX 09 50 1051 509 556 md P102 DC OUTPUT MOLEX 09 65 2048 MOLEX 09 50 1041 127 Notes 1 can provide up to its Peak current for 30 seconds Total must not exceed value indicated with each output not exceeding its Peak rating Each output can provide up Lo tts total rated output provded the fatal ontinuous Wattage does not exceed value indicated above 2 Loadregulationis measured with the output being measured 100 rated with all other outputs at 6096 of their rated load The load on the output being measured is varied from 60 100 rated load Hold up urne 15 measured at 120 input and 80 of rated Toad Ripple amp Noise are measured using 127 twisted pair conductor remmimiared with a 47 uF capacitor All specifications are typical at nominat line full load and 75 C after a minute warm up period unless otherwise noted Specifications are subject to change without notice goa e w pin 14 H1 pin 1 PO X gt pin 3 C1 H
33. 1 2 Key System phones optional A lead supervision lets each system know what the other is doing Business lines To electronic phone sets from Telco Electronic PBX system Approach 83 A lead Supervision 8 Telos 1A2 Interface Module Ver 04 INSTALLATION Key System Operation Nuts 4 Bolts Kev svstems are verv simple bells amp buzzers type equipment Don t be intimidated bv all the wires it s mostly repetition of a small very simple sequence Also if you are reading this manual for the first time don t worrv you may discover that you need not know of this material in order to install the Telos system We just want to make sure the information is available to vou in case you should need it for special applications troubleshooting etc So on we go Each line in a key system has a line card associated with it mounted in the KSU frame Each card takes the incoming central office line pair and connects to phones using Tip Ring A A Common Lamp and Lamp Ground wires The function of these connections is as follows Tip amp Ring The name originated with the tips and rings of the patch cords telephone operators used to use to connect callers The Tip pair is the actual telephone line connected through from the incoming lines They may be located with headphones or a telephone A Leads These tell the key system which lines are off hook Anv time a line 1s selected on a phone and taken
34. 13 tip 1 SLATE RED 4 Line 4 ring 13 rinq 16 A BLACK ORANGE Line 4 lamp ground Line 4 ground 13 lamp ground ORANGE BLACK Line 4 lamp Line 4 lamp Line 13 lamp BLACK GREEN Line 5 tip Line 5 tip Line 14 tip GREEN BLACK Line 5 ring Line 5 ring Line 14 ring BLACK BROWN Line 5 A Line 5 A Line 14 A BROWN BLACK Line 6 A Line 6 A Line 15 A BLACK SLATE eae E silia ground Line SLATE BLACK YELLOW BLUE Wr Line 5 lamp ground 5 Line 6 tip Line 14 lamp ground 14 15 tip BLUE YELLOW Line 6 ring Line 6 ring Line 15 ring YELLOW ORANGE eLine 10 tip BL or spare Line 19 lamp ground ORANGE YELLOW eLine 10 ring SG LK or spare Line 19 lamp YELLOW GREEN Line 6 lamp ground Line 6 lamp ground Line 15 lamp ground GREEN YELLOW Line 6 lamp Line 6 lamp Line 15 lamp YELLOW BROWN Line 7 tip Line 7 tip Line 16 tip BROWN YELLOW Line 7 ring Line 7 ring Line 16 ring YELLOW SLATE B or B1 B or B1 Line 19 tip Ad ELLOW Ror H1 Line 7 lamp ground Line 7 lamp R1 Line 7 lamp ground Line 7 lamp Line 19 ring Line 16 lamp ground Line 16 lamp VIOLET ORANGE Line 8 tip Line 8 tip Line 17 tip ORANGE VIOLET Line 8 ring Line 8 ring Line 17 ring VIOLET GREEN eLine 10 A Line 9 lamp ground Line 18 lamp ground GREEN VIOLET Line 9 lamp Line 9 lamp Line 18 lamp VIOLET BROWN BROWN VIOLET VIOLET SLATE SLATE VIOLET eLine 10 lamp Line 8 lamp
35. 2 pin 4 PO SQ pin 6 10 PO SC pin 8 TVS2 04 R4 es wer pin 13 DOO SC pin 11 ict X BN S pin 7 TVS4 PARTS LIST 51 4 PeKE20CAGICT ND 11 4 4N33QT ND opto isolator R1 R4 3900 1 4 W 5 resistor D1 4 1 4004 diode RP1 1KQ SIP 1 4 3 3uF 50V mono
36. 42 Interface Module Ver 04 INSTALLATION 33 2 7 SOFTWARE INSTALLATION special software version of the 1A2 Interface Module require replacement of the EPROMs that hold the unit s operating svstem The EPROM is identified on the schematic as U5 and has a sticker on it showing its software version If you are at all unsure about how to replace the EPROMs you send your unit to Telos Systems and we will perform the work for you at no charge Please call or fax for return authorization and instructions Make sure units are powered down before removing old EPROMs Remove the Gold Cap jumper JP1 inside the 1A2 Interface also Carefullv remove the EPROM at a static safe workstation Immediately place the old EPROM on antistatic material Install the new EPROM taking care its polarity is correct and all pins are seated before pressing the chip all the way down in the socket Verify polarity is correct again before power up Replace Gold Cap jumper and verify operation before reinstalling unit 34 Telos 1A2 Interface Module Ver 04 INSTALLATION SECTION 3 OPERATION 3 1 GENERAL There two possible operating modes 1 Standard 10 line operation with Switch Console or 20 or 30 line operation with console mounted panels One or two hybrids can be used 2 Special 20 line operation with Switch Console or up to 30 lines with up to 4 hybrids using console mounted panels Up to four hybrids are supported
37. 7 ADDITIONAL FUNCTIONS FEATURES Incorporated into software 1A2 V5 4x a few other interesting things DIAL OUT Users of the desktop console with earlier versions of 142 software could only dial out on hybrid 1 the top bank of buttons on the console This version automatically assigns the dial pad and aux phone port to the last selected 5 bank See section 3 2 2 for details DUAL 10 LINE PANELS Users of the Telos dual 10 line console and turret panels have keypad assign buttons at the top of each row These buttons still work as they used to but their lamps will indicate which bank 15 active for the aux phone tone generator as lines are being selected Note that the keypad assign buttons are disabled whenever the phone on the AUX PHONE port is off hook 42 Telos 1A2 Interface Module Ver D4 OPERATION If your panel has DIP 1 AND DIP 2 on a limited number of special function buttons are available to vou as listed below Line 10 MAIN changes to NEXT Line 10 CONF changes to BUSY Kevpad Assign CONF changes to FLASH Kevpad assignment is to hvbrid 1 always when vour panel is in this mode 20 LINE AND 30 LINE SYSTEMS If the svstem is set up for more than 10 lines all special function buttons are disabled The dial assign buttons will have the same functionalitv as described above for 10 line console panels 3 2 8 AUX PHONE standard single line desk set telephone instrument may be connected
38. 7 uF capacitor AI specifications are typica at nominal line full load and 2576 after a warm up period unless otherwise noted Specifications are subject to change wathout motice o un gt w Terryphone Corporation K400TPL INTERFACE LINE CARD B60049 1000 1 00 GENERAL 1 01 The K400TPL INTERFACE LINE CARD a Key Telephone Unit KTU plug in CO PBX line circuit with interface circuitry The K400TPL permits direct connection to be made to a telephone company telco line facility The Interface circuitry maintains ongitudinal balance on a telephone line while providing direct current DC Isolation Each card has a light emitting diode LED as a card status Indicator to facilitate servicing the Key Telephone System KTS 1 02 The K400TPL is equipped with three jumper block plug arrangements to provide the following options amp short time out 5 10 seconds b interrupted ringing c auxiliary common audible signal and d music on hold NOTE MUSIC ON HOLD REQUIRES ADDITIONAL EQUIPMENT 1 03 The short time out option reduces the time out of a card from 25 35 seconds to 5 10 seconds when a calling party abandons a call prior to it belng answered 1 04 The K400TPL does not contain any power failure transfer cir cultry However the Power Failure Transfer Card 80052 0000 can be used in conjunction with a K400TPL Line Card to transfer a CO line to an emergency line or an emergency telephone In th
39. C12 C14 0 01uF mono D3 1N4148 C15 0 1 Farad Gold Cap SW1 4 pos DIP switch 16 18 0 1uF mono Telos Switch Console ACTUATOR BOARD PARTS LIST Designation Description SW1 SW30 T 16D switch SW1 SW3O 16 dust cover L2 L11 L2 L11 L13 L27 L13 L27 L28 L37 L38 L47 J1 J2 J3 J4 L 424YTD 3mm LED 1 16 spacer L 424YTD 3mm LED 1 16 spacer L 153SRDT retangular LED L 153SRDT retangular LED 28 pin header 6 pin header 55 6566 RJ11C 7 pin header Telos Switch Console DTMF BOARD PARTS LIST Desi Py SW1 SW12 T 16H switch cap set SwCaps 0 9 Designation SW1 SW2 SW3 SW12 SW13 SW14 SW15 SW24 SW25 SW26 SW27 SW28 SW29 SW30 41 Description Sw Cap DROP Sw Cap HOLD Cap replacable legends Sw Cap DROP Sw Cap HOLD Sw legends Sw Cap BUSY ALL Sw Cap FLASH NEW Sw Cap REC MODE Sw Cap REC STOP Sw Cap DELAY DUMP Sw Cap NEXT D A 7 pin header APPENDIX CONTENTS Parts ND C Warranty and Application Caution Switch Console Modular Connector Pin Out RJ11C Format for Telos Switch Consoles Local Power Supply Installation Typical Wiring Between Local Power Supply and 1A2 Interface Switch Console DIP Switch Settings Reference Protection Circuit for 1A2 Interface Module Lists and Schematics M O 142 Interface Manual Parts List Switch Console Parts List Mi
40. Consoles into either of these jacks they are in parallel using the six conductor cord provided KEY SYSTEM MAIN CONF SWITCH OUT OUT PHONE CONSOLES SYSTE INTERCONNECT 85232 TELOS SYSTEMS INC up m lt gt e hu SA Connect Telos Switch Consoles here Refer to the appendix for wiring conventions loading etc 20 Telos 1 2 Interface Module Ver D4 INSTALLATION Very important notes regarding connection of switch consoles 1 Each 1A2 Interface Module is capable of powering two consoles provided that thev are being used for a maximum of 10 telephone lines if a multiple interface module svstem 1s being used to increase line capacitv to 20 onlv one console mav be powered from each interface module Since in this case you have more modules multiple consoles mav be accommodated Since the concern here is power capacitv and has nothing to do with the data flow external power supplies be used if more consoles desired See the appendix for information on using a local power supply maximum cable length is 100 when using modular cables Again the concem is not the data but the power situation There is significant voltage drop in even short lengths of modular cable due to the small wire size The Switch Console has local regulation so cable voltage drop will not affect illumination until the drop out point is reached but past that point very flaky operati
41. EPROM which is backed up by 4364C 20L SRAM The Dallas Semiconductor DS1213 Smart Socket performs five circuit functions to battery back up the SRAM It provides power fail detection circuitry which will enable a switch to its internal lithium batteries internal comparator will decide which of the two batteries to use based on which has a higher voltage Every time the Smart Socket is powered up by Vcc an internal comparator checks the battery If the battery voltage is less than 2 0V the second memory cycle is inhibited A simple read write cycle can determine if data has been corrupted Finally if the power failure occurs when the Chip Enable line is active low the write protection will be delaved until the last memory cycle is completed In the event of a power failure the SRAM will remember what the status of the system was before the outage When power is returned all consoles on line will be returned to their previous state The key system will be immediately queried for its status and the svstem will then reflect any changes Interface to the Key System The 142 Interface Module obviously must connect to the 1 2 Key System somehow and tell it what to do First lamp voltage on the L leads are run into LM1489 quad receivers The 60 cycle 10 20 volt sine waves are converted to TTL levels by the LM1489s These signals are then run into the PPI Software polls the ports regularly to see what each line s lamp is doing i e
42. Each 1A2 Interface Module will switch 10 lines from a kev svstem into as manv as two hybrids and will accommodate up to two Telos Switch Consoles More consoles can be added in parallel by using our Local Power Supply See appendix It provides the main and conference audio for Telos digital hvbrids extra contact closures for the user assignable buttons on the Switch Console a serial connection for controlling other Telos equipment and an IBM AT style RS 232 serial port for computer control with software such as Telos Call Screen Manager The 1 2 Interface Module also generates tones in response to the touch tone pad on the Switch Console system may be configured for as as 30 lines and 4 hybrids using multiple 1A2 Interface Modules How many 1A2 Interface Modules are used for each type of system The chart below explains Phone Line Hybrid 1 2 Interfaces Software Capacity Capacity Required Versions 10 2 1 5 X recommended 8 X possible 20 2 2 5 with console panels 8 X with Switch Consoles 30 2 3 5 X 10 4 2 8 X only 20 3 4 8 Telos 1A2 Interface Module Ver 04 INTRODUCTION 3 This page intentionally left blank SECTION 2 INSTALLATION 2 1 GENERAL KEY SYSTEM INFORMATION Why key With electronic phones having nearlv completelv displaced kev svstems whv would we want to use the old stvle kev equipment for broadcast on air application Because it s a standard svstem readilv a
43. HIS CONNECTION MUST BE RE MOVED TO AVOID POSSIBLE CIRCUIT DAMAGE TO THE K400TPL CARD 5 04 To remove an unwanted strap connection as with Pin 18 in earlier KSU s cut and remove the bare wire strap from the back of each mounting connector to be used ONLY remove the bare wire strap and not the insulated conductor 5 05 Pin functions of each mounting connector are brought out 10 the back of the KSU cabinet via a wiring harness Depending on the KSU the wiring harness either terminates on punch down bi s 25 male plugs From the blocks or plugs hi ual CO line functions must be brought out of the KSU cau et and terminated KSU Blocks mounted on the Main Distribution Frame MDP in accordance with manufacturer s Instructions 5 06 From the KSU Blocks station CO functions are cross connected to other system connection blocks and necessary functions taken back to the station equipment It Is also from these blocks that CO PBX and RING functions are brought out to the telco provided equipment 5 07 The telco will provide final network connection via a minla ture 6 position jack or a 50 position miniature ribbon jack These mechanical arrangements are for single tine and multiple line bridged TIP and RING electrical network connections respectively _ ITT Terryphone Corporation 5 08 Ihe miniature 6 posltion Jack must be ordered by the customer from the telco under the Universal Service Order
44. LU YEL 32 PLUG 1 37 YEL ORN Block A Pos 19 PLUG P1 12 ORN YEL 20 PLUG P1 38 YEL GRN 21 PLUG P1 13 GRN YEL 22 PLUG P1 25 YEL BRN 23 PLUG P4 27 BRN YEL 24 PLUG 1 39 YEL SLT Block B Pos 25 PLUG P4 47 SLT YEL 26 PLUG P1 14 VIO BLU Block C Pos 33 46 PLUG P1 40 BLU VIO 34 21 PLUG P1 15 VIO ORN Block Pos 25 47 PLUG P1 41 ORN VIO 26 22 PLUG P1 16 VIO GRN 27 48 PLUG P1 42 GRN VIO 28 23 PLUG P1 25 VIO BRN 29 49 PLUG P4 28 BRN VIO 30 24 PLUG P1 17 VIO SLT Block B Pos 27 50 PLUG P4 47 SLT VIO 28 25 PLUG P1 43 Post Office Box 4038 Harrisburg 17111 Key System Reference v gt apro 400 xwOal21u 2865 Qr 09216 rv 5072 6 dra 7236 fo DIE 91 15 2 725 72 24 PET EEE sii v ae m 244919022 ov TA 4 20 342i 335 t ae 0973 907 222 em Mee zd is n gogon 725 WS 14560720 775 DA TNT n Bil eo MA WPI RD lg xo TAS LPO OO seer ene ugs Ostet 2305
45. MODE is on not supported Record STOP REC STOP not supported Delay Dump DELAY DUMP not supported Ground CONTROL OUT Pin Out when using 1A2 V8 4x Function ABS Console s button Hvbrid 81 OFF see Sec 2 5 Hvbrid 1 see Sec 2 5 Hvbrid 2 OFF see Sec 2 5 Hvbrid 2 ON see Sec 2 5 User Output 1 FLASH NEW User Output 2 BUSY ALL User Output 3 NEXT Ground Metal Console s button see Sec 2 5 see Sec 2 5 see Sec 2 5 see Sec 2 5 User 1 leftmost button under keypad User 2 middle button under keypad User 3 rightmost button under keypad Telos 1A2 Interface Module Ver D4 INSTALLATION 23 All outputs are momentary open collector closures to ground Each output can sink up to 150 mA The hybrid on amp off outputs when connected to Telos hvbrids will be pulled up through 10K resistors inside the hybrid to 5V For these outputs the maximum pull up voltage is 7V If these outputs are to drive inductive loads like a relav be sure to provide a back EMF diode 5V DIG 1N4004 4 aug pecu CAL 590 OUTPUT DR VINGA SV RELAY DRIVING A TTL INPUT AC Receptacle The AC receptacle is a combination line filter fuse holder on off switch KEY SYSTEM MAIN CONF SWITCH OUT OUT PHONE CONSOLES SYSTEM CONTR INTERCONNECT 5232 P4 90 264 VAC 47 440Hz input power switch and fuse holder Industry standard IEC plug Connectio
46. N BROWN RED RED SLATE SLATE RED BLACK BLUE BLUE BLACK BLACK O RANGE ORANGE BLACK BLACK GREEN GREEN BLACK BLACK BROWN BROWN BLACK BLACK SLATE SLATE BLACK YELLOW BLUE BLUE YELLOW YELLOW ORANGE ORANGE YELLOW YELLOW GREEN SS GREEN YELLOW YELLOW BROWN BROWN YELLOW special extra YELLOW SLATE line 10 wires SLATE YELLOW VIOLET BLUE BLUE VIOLET VIOLET ORANGE ORANGE VIOLET VIOLET GREEN GREEN VIOLET VIOLET BROWN BROWN VIOLET VIOLET SLATE SLATE VIOLET Use split 66 block to interconnect 1A2 Interface to KSU Parallel the 20 button set on left side of 66 block Note missing bridging clips and jumper wire Telos 1A2 Interface Module Ver 04 INSTALLATION 13 A common from 1st bundle 2nd bundle 25 pair to KSU Lines 10 19 2nd 1A2 Interface WHITE BLUE WHIT E BLUE BLUE WHITE BLUE WHITE WHITE ORANGE ORANGE WHITE WHITE GREEN WHITE ORANGE ORANGE WHITE WHITE GREEN GREEN WHITE ee GREEN WHITE WHITE BROWN H sed WHITE BROWN BROWN WHITE m ns BROWN WHITE WHITE SLATE X WHITE SLATE SLATE WHITE SLATE WHITE RED BLUE uu RED BLUE BLUE HED n IUIS BLUE RED RED ORANGE a RED ORANGE ORANGE RED E lt a ORANGE RED RED GREEN a RED GREEN GREEN RED GREEN RED RED BROWN RED BROWN BROWN RED BROWN RED RED SLATE RED SLATE SLATE RED SLATE RED BLACK BLUE d VER
47. N3HM OND NOWNCO 803 dvHiS 92 QNV CZ 61 Si ed b 4 cuv avd Sb OSH VILA J3HiO IYNINY Ji INY AJA N31 13R 113 A 3M JANI Co acd C NE S3NOHd3 2 340144 W92 9 9174 SANIT SAB 55786 ONTO NV dil NONHOD i 82 Page 22 IN 92 XX 8 pue LINDYID 3NOHd3 131 9 KSP512 00A 01 22 5195 uoISn 3X3 194 158 Burm 195 pp 01 0802 YIINNONNY 7772 H211MS XOOH qvia 2 5 98 28I ON OLIVA IHOS 101 98 28 Quvog NOISMOX3 DII VOL V lo 2 gt 2 Tjo 2 lo mDio mn 20 2 ol SE MEE MEN XUOMI3N WERT t 4 E l 127524 I aS amp S S 8 EB EN 318 wul o m pes THAWED a ME ME E T 9802 1350 44 14 NEN LESE 435089 eee 35V 3138 QBVO8 JVNINH31 E 8rv 15 018 ee E NUR 1 Y39NIY LINDY 3NOHd3 131 W 92 XXI 8 Page 23 vill Key System Reference 5595 uoiSn oX3 1N94 1 829 Buys 195 st 0803 1772 Q3
48. R BUTTON Whenever this button 15 pressed the system generates momentarv pulse to ground on pin 1 of If P4 pin 1 is connected to your broadcast delay unit s dump input the delay will be dumped Or the button can be relabeled and used as a general purpose control output Its LED will blink once each time it is pressed Telos 1A2 Interface Module Ver 04 OPERATION 41 3 2 6 CHANGING BUTTON LEGENDS The LINE buttons are labeled inserting a legend under a clear lens When changing the button legend remove the entire button cap place the cap on a flat surface and then remove the clear lens This will prevent damage to the button and the lens Buttons are removed bv careful lifting No special tool is required Gentle prying with your fingernail or thin blade is all that is required to remove the clear lens Telos includes a sheet of common legends which mav be cut and placed into the appropriate LINE button caps You mav create vour own legends quite easily Imprinted button caps are provided for the function buttons If vou have dedicated a function for which an imprinted button cap is not provided you mav use one of the extra LINE button caps provided with vour own legend inserted LINE buttons and function buttons with the exception of the NEXT button have interchangeable caps Special function button caps with the exception of the NEXT button are interchangeable among themselves and with the LINE buttons 3 2
49. REENED HOLD XX Indicates line is in Screened Hold mode CONF XX Indicates line XX is active on conference bank LOCK XX Indicates line XX has been locked on BUSIED XX Indicates line XX has been busied out ELSEWHERE XX Indicates line is on elsewhere RINGING XX Indicates line is ringing in UXX Indicates press of function button on console BUSY gt DELAY DUMP 000 gt 004 NEXT 005 Special Note on Screened Hold The Screened Hold option can only be activated from the RS232 port Furthermore the line must be put on hold before the command is sent The reason for this is that the Interface Module cannot control the tip ring and A lead of the key phone that is being used to screen the calls Should the line be put into Screened Hold while the 1A2 Interface Module is in anv other state that line s status will eventually revert to its previous state Lines can be put into Screened Hold if the call is established on the MAIN or bank of the Switch Console just as if the HOLD command were entered the key system will hold the line and its hybrid will re null or turn off as usual If vou have any questions regarding operation of the Screened Hold feature through the RS232 port please call Telos Customer Support Telos 1A2 Interface Module Ver 04 OPERATION 49 This page intentionally left blank SECTION 4 THEORY OPERATION 4 1 OVERVIEW Philosophy recent vears the nature of broadcast engi
50. REM BLACK BLUE BLUE BLACK BLUE BLACK BLACK ORANGE ORANGE BLACK ORANGE BLACK BLACK GREEN uu mammas BLACK GHEEN GREEN BLACK GREEN BLACK BLACK BROWN BLACK BROWN BROWN BLACK X BROWN BLACK BLACK SLATE asi BLACK SLATE SLATE BLACK SLATE BLACK YELLOW BLUE g es YELLOW BLUE BLUE YELLOW a BLUE YELLOW YELLOW ORANGE YELLOW ORANGE ORANGE YELLOW oem ORANGE YELLOW YELLOW GREEN YELLOW GREEN GREEN YELLOW GREEN YELLOW SS YELLOW BROWN YELLOW BROWN BROWN YELLOW BROWN YELLOW special extra YELLOW SLATE YELLOW SLATE line 10 wires SLATE YELLOW SLATE YELLOW VIOLET BLUE e VIOLET BLUE BLUE VIOLET MEE BLUE VIOLET VIOLET ORANGE VIOLET ORANGE ORANGE VIOLET ORANGE VIOLET VIOLET GREEN VIOLET GREEN GREEN VIOLET ES GREEN VIOLET VIOLET BROWN VIOLET BROWN BROWN VIOLET ERES BROWN VIOLET VIOLET SLATE ad VIOLET SLATE SLATE VIOLET SLATE VIOLET Use split 66 block to interconnect 1A2 Interface to KSU Parallel the 20 button set on left side of 66 block Note missing bridging clips and jumper wires 14 Telos 1A2 Interface Module Ver 04 INSTALLATION To further assist understanding the circuit diagram below shows simplified form how a key phone works Of course there wo
51. T Tab 5 thus starting the key system Interrupter 6 02 The called party answers the telephone by taking the handset off hook elther before or after depressing the line button associated with the incoming call With the teiephone off hook and the button depressed a sequence of two events occurs 6 03 First GND connected to the A lead Tab 16 via the A lead contact the line button of the telephone The presence of GROUND Tab 16 activates Relay K3 The RING HOLD circuit now deactivates K2 Ringing signals or voltages are removed from Tab 1 via the contacts K2 2 and K3 3 LAMP BATTERY Tab 4 is connected to the L MP LEAD Tab 8 and LAMP FLASH Tab 7 is removed via contacts K3 2 and K2 1 Contact K3 4 removes the CO TIP RING connection Tabs 14 and 9 from the ring detector circuit and connects them to de energized contact K1 2 Contact K2 4 opens thus stopping the interrupter motor 72 T STA LES 1 LED A DIO LW lt x K3 2 8 LEX L LG lt K2 4 5 ST 271L 7912 PRINTED IN USA December 31 1980 Key System Reference iii Terryphone Corporation Section 3 1 Page 15 6 04 The second event is the connection station and RING Tabs 12 and 13 to the subset Current flows GROUND through windings amp 7 of T1 the off hook subset windings 6 8 of T1 the col of relay K1 and R2 to 24V DC K1 now activates Contact K1 2 completes the CO TIP RING p
52. Telos 1A2 Interface Module and Switch Console User s Manual Revision D4 March 1995 For Software Versions 5 4x and 8 4x User s Manual Rev D4 1A2 INTERFACE MODULE 1 0 INTRODUCTION Tal Introduction 2 L2 Qverview 3 2 0 INSTALLATION 2 General Kev System Information 6 2 2 Connections amp Functions 18 2 3 The Internal Rotary Switch 25 2 4 The Internal 4 position DIP Switch 29 2 5 One Module Systems 29 2 6 Systems with More Than One Module 32 2 7 Software Installation 36 3 0 OPERATION 3 1 General 36 3 2 The Switch Console 36 3 2 1 Genera 36 3 2 2 Touch Tone Pad 37 32 3 Line Buttons And Led Indicators 37 324 Placing Callers On Air 38 3 2 5 Special Function Buttons 39 3 2 6 Changing Button Legends 42 3 2 7 Additional Functions 42 3 2 8 AuxPhone 43 3 2 7 Old Style Metal Switch Console 43 3 3 Special 20 Line Operational Mode 45 3 4 Serial Port 47 4 0 THEORY OF OPERATION 4 1 Overview 52 4 2 Digital Section 52 4 3 Power Supply 90 5 0 APPENDIX Appendix Contents 58 Telos Systems 2101 Superior Avenue Cleveland OH 44114 1 216 241 7225 FAX 1 216 241 4103 Copyright 1989 1995 by TLS Corporation 1 INTRODUCTION 1 1 INTRODUCTION General Ihe Telos 1A2 Interface Module is intended to be used with other members of the Telos family of telephone interface products It provides physical connection between one or more Telos digital telephone hvbrids an
53. UTPUT TABLE OUTPUT REGULATION VOLTAGE RIPPLE TOLERANCE AND NOISE 3 00 5 00 3 00 5 00 WATTAGE UPS20 2002 20W 40W UPS40 2002 300A GOW 200A UPS50 2002 SOW 70W 3 UPS51 2002 4 QUA SOW 70W 300A MECHANICAL inch CHASSI mm P102 PIN ASSIGNMENT 5 CROUNDING MEDENE 112 5 P102 744 112 GND 92 45V 3 UPS20 2002 amp UPS40 2002 2 55 20 64 8 FG 7551 2002 N MOUNTING HOLES 4 PLACES 22004 640 5 OUTPUT ADJ MATING 4 55 _ PIDI AC INPUT MOLEX 09 65 2058 MOLEX 09 50 1051 sog MEN P102 DC OUTPUT MOLEX 09 65 2048 MOLEX 09 50 1041 127 Notes Each output can provide up to its Peak current for 30 seconds Peak must not exceed value indicated with each output not exceeding its Peak rating Each output provide up to its total rated output provided the ecd antros Wattage does not exceed value indicated above 2 Loadregulauonisrneasured with fhe output measured ar 100 rated load with all other outputs at 60 of their rated load The load on the output being measured is vaned from 60 100 rated load time is measured at 120 input and BO of rated lol Ripple A Noise are measured using 127 twasted conductor with 4
54. ach unit shall be able to withstand ten repeated 24 hour tests consisting of two high cycles of 4 5 hours 55 and 95 relative humidity without condensation and one low cycle for 4 0 hours 10 Each cycle must return to a refer ence temperature of 18 C 4 00 ORDERING 4 01 The card is ordered as follows K400TPL INTERFACE LINE CARD Part Number B80049 1000 4 02 The power fallure transfer unit 15 ordered as follows POWER FAILURE TRANSFER CARD Part Number 880052 0000 December 31 1980 Key System Reference i Sectlon 3 1 Page 10 5 00 INSTALLATION 5 01 The K400TPL Interface Line Card is installed one card per CO line required The unlt plugs Into mounting connectors provided in the Key Service Unit KSU with the printed circuit side to the installer s left K 1A2 KSU or on the bottom and 76 KSU 5 02 is importan that KTU Is plugged into the card holder firmly Sorne KSU s Inciude a Retaining Bar to ensure that the KTU s are held in position Loosen and remove the Retalning Bar before installing the KTU s Insert the card s then install the Retalning Bar and tighten the two attaching screws securely 5 03 The mounting connectors provide contact points for the Inputs and outputs of the K400TPL Some pin functions are common by a bare wire strap across the back of the mounting connectors CAUTION PIN 18 ON THE MOUNTING CONNECTOR MAY PROVIDE 24V FILTERED A BATTERY T
55. ages when relays anc K2 are de energized 6 12 Bridge BR1 potarizes CO line current 2718 7912 PRINTED IN USA December 31 1980 _ Key System Reference K400TPL ISSUE 3 8201 PAGE 6 Printed in USA LINE L i M ades TYPICAL ITT KSU BLOCK ARRANGEMENTS TERMINAL OR PIN NUMBER FUNCTION COLOR CODE K501 K501A K512 K512A NN K76A a e ns Ti R1 1T 1H 1 LG iL WHT BLU Block Pos 25 26 PLUG 1 26 BLU WHT 26 1 PLUG P1 1 WHT ORN Block A Pos 27 PLUG P1 27 ORN WHT 2 2 PLUG P1 2 WHT GRN 3 28 PLUG P1 28 GRN WHT PLUG 1 25 WHT BRN PLUG P2 25 BRN WHT PLUG WHT SLT Block B PLUG 4 47 SLT WHT PLUG P1 29 RED BLU Block Pos PLUG P1 4 BLU RED PLUG P1 30 RED ORN Block Pos PLUG P1 5 ORN RED PLUG P1 31 RED GRN PLUG 1 6 GRN RED PLUG P1 25 RED BRN PLUG P3 50 BRN RED PLUG P1 32 RED SLT Block Pos PLUG P4 47 SLT RED PLUG P1 7 BLK BLU Block Pos 29 PLUG P1 33 BLU BLK PLUG P1 8 PLK ORN Block Pos PLUG P1 34 ORN BLK PLUG P1 9 BLA GRN PLUG P1 35 GRN BLK PLUG P1 25 BLK BRN PLUG P3 25 BRN BLK PLUG P1 10 BLK SLT Block B Pos PLUG P4 47 SLT BLK PLUG 1 36 YEL BLU Block C Pos 31 PLUG P1 11 B
56. ath to the isolation transformer T1 circuli CO current now flows from CO Tab 14 through contact K3 4 contact K1 2 1 and transformer windings 1 2 via bridge rectifier BR1 to CO RING Tab 9 This DC current trips CO ringing C2 provides an AC bypass around R1 Voice signals coupied via 1 between the CO line and the called party i 6 08 When the subset hold button is depressed the A lead wired to Tab 16 is broken before the TIP and RING contacts When the GROUND removed from Tab 16 K2 ates R3 connected across T STA and RISTA via contacts K3 5 and K2 3 to provide current path to keep relay 1 operated when the subset and RING connection broken K1 maintains the CO TIP RING connection via contact K1 2 Contact K2 1 removes the LAMP LEAD Tab 8 from the LAMP BATTERY INPUT Tab 4 and substitutes the LAMP WINK SIGNAL Tab 2 via energized contact K3 1 8 06 When the subset fine button Is depressed to go off hold relay K2 deactivated Contact K2 1 removes LAMP WINK Tab 2 and re establishes LAMP BATTERY Tab 4 to the LAMP LEAD Tab 8 The K2 3 contact removes resistor R3 from the station TIP RING circuit Since the TIP RING line button contacts have closed the current path that keeps K1 operating remains unbroken 6 07 When a line button is depressed to initiate a call the A lead grounded operating relay via Tab 16 Contact K3 2 conne
57. b 14 through contact K3 4 contact K 1 2 R1 and transformer windings 1 2 bridge rectifier BR1 to CO RING Tab B This DC current flow trips CO ringing C2 provides AC bypass around R1 Voices signals are coupled via T1 between the CO iine and the called party 6 08 When the subset hold button In depressed the A lead contact wired to Tab 19 broken before the TIP and NING contacts When the GROUND is removed Tab 18 K2 oper ates R3 Is connected across T STA and R STA via contacts K3 5 and K2 3 to provide a currant path to keep relay K1 operated when the subset TIP and RING connection is broken K1 maintains the CO TIP RING connection contact K1 2 Contact K2 1 removes the LAMP LEAD Tab 8 from the LAMP BATTERY INPUT Tab 4 and substitutes the LAMP WINK SIGNAL Tab 2 via energized contact K3 1 6 06 When the subse line button la depressed to go off hold telay K2 is deactivated Contact K2 1 removes LAMP WINK Tab 2 and re establishes LAMP BATTERY Tab 4 to the LAMP LEAD Tab 8 The 2 3 contact removes resistor R3 from the station TIP RING circuit Since the TIP RING line button contacts have closed the current path that keeps relay K1 operating remains unbroken 6 07 When a line button is depressed to initiate a call the A lead grounded operating relay via Tab 18 Contact K3 2 connecte 271 7912 PRINTED IN USA December 31 1980 _ Section 3 1 Page 15 LAMP BATTERY Tab
58. blocks You have met the guvs from the phone companv that used to do this work haven t vou More information is in the appendix where vou will find 1 schematic of a standard 20 button key telephone set A 10 button set 15 the same just without the second 25 pairs of wires 2 A schematic of a common kev svstem line card All cards are different some use lots of relays some have more electronic components The schematic thus is not likely to correspond to the cards in your system but it is a starting point to help understand how kev cards work When you purchase a kev system you should get both a system and a card schematic from the supplier Telos 1A2 Interface Module Ver D4 INSTALLATION 17 2 2 REAR PANEL CONNECTIONS On the back panel of the 1A2 Interface Module there are five 5 six position six contact RJ 11 sized modular plugs one 1 male DB 25 connector one 1 male DB 9 connector one 1 female DB 9 connector the AC receptacle and one 1 50 pin male KSU connector Key System Connector The 50 pin male blue ribbon type connector makes the connection from the svstem to the 1A2 Interface Module KEY SYSTEM MAIN CONF SWITCH OUT OUT PHONE CONSOLES TELOS SYSTEMS INC MADE IN SA 25 pair cable connects the 1 2 Interface Module to your KSU See the table in Sec 2 1 for its winng convention The key system thinks this is a key phone so it plugs in wherever a phone would
59. board Here is a brief description of its modes of operation NORMAL OPERATION all DIPs off This 15 the default setting for the units when they ship from the factory This setting emulates the old panel functions 10 lines available on hybrid 1 top row and hybrid 2 bottom row Most users will use this setting exclusively gt EE 95 EXTENDED OPERATION 1 DIP 1 on This setting allows the panel to access lines 11 20 in a 20 line system Hold and functions for both banks are duplicated for ease of Operation LB ma ACT EXTENDED OPERATION 2 2 on This setting allows the panel to access lines 21 30 in 30 line system Once again Hold and Off functions for both banks are duplicated for ease of operation BEL n 1A2 V8 x OPERATION 1 DIPs 41 amp 2 on This setting must be used ONLY with a 10 or 20 line 1A2 Interface System that uses the 1 2 V8 x software When in this mode the Switch Console becomes a single 20 line panel Refer to the V8 x addendum for specific details on this special 20 line approach NORMAL DISABLE ROW DIP 3 on In this mode the buttons on the top row disabled as well as the user buttons that can affect the top row NEXT amp FLASH This may be useful if hybrid 1 is assigned to another studio This option allows access to the 2 hybrid bottom row for lines 1 10 EXTENDED DISABLE
60. cap 5 1 3 5 tant 21 0 1 uF monolithic cap C6 2 2 35V tant C22 0 1 uF monolithic cap C7 1 0uF Q 35V tant C23 0 1 uF monolithic cap C8 1 0uF 35V tant cap C24 2 2uF 35V tant C9 1 00F 35V tant cap C25 2 2uF 35V tant cap C10 2 2uF 35V tant cap C26 0 1 monolithic cap C11 3 3 Farad Gold cap C27 0 01uF monolithic cap C12 2 2uF 35V tant cap C28 1 monolithic cap C13 0 22uF stacked metalized film cap C29 0 01uF monolithic cap C14 10 uF 35V tant cap C30 0 01uF monolithic cap C15 10uFO 25V tant cap C31 1 monolithic cap C16 100uF 63V electrolytic cap Telos 1A2 Interface Module Rev D PARTS LIST Designation Description D1 D23 1N4005 diode D24 1N4935 Schottkey diode D25 1N4005 diode K1 K23 Omron DPDT relay G5V 2 H 5VDC L1 50uH inductor Q1 IRF 530 FET T1 transformer Prem SPT2105 12 transformer Prem SPT117 X1 18 432 MHz crystal X2 3 579545 MHz crystal SW1 Hexidecimal rotary sw SW2 4 position DIP sw 50 rib header Ansley 609 5027 P1 50 pin rib conn Ansley 609 50M P1 Strain relief Ansley 609 5031 P2 DB25 rt angle female P3 089 rt angle male P4 089 rt angle female J1 5 6 RJ11 female J6 4 pin 0 156 header JP1 2 pin header 0 100 AC receptacle line filter fuse holder Designation 915 025 935 945 USS 065 075 985 95 9105 9115 0125 0135 0145 0155 0165 0175 0185 9195 9205
61. croprocessor Section Schematic Tip Ring Routing Schematic Miscellaneous Circuits Schematic Switch Console CPU Schematic Switch Console Actuator Board Schematics Key System Reference Documents Power Supply Information NA RR E O DUES PO E PA EIA RECESS EE VA A STAR AOS AECI 56 5 6 uonoes 10559201401511 e epelu 50121 29 T 1 2118 ro c 9 4 9 4WVY 5 2 9 HAYA 224 39d 90 09415 T amp 352 105 92 SIMIO 95 E 3 10 2 9 _ gt 95 t 4 1Q 7 SS e 6 ips 10 410 om c 2 4 prm 85 88 85 Sf ae IRR o ak 508 vivo 0 EY sna WOO gt Y wz 0077 NIWAS 1 4 ACA ee gt Y Ye 3 Leads T MAIN 3 64 dum 2 64 Audio Dus routing Telos 1A2 Interface Rev D 2 tip ring 5V DIG revised 9 5 95 A
62. cts LAMP BATTERY Tab 4 to the LAMP LEAD Tab 8 for a steady visual signal on all associated subssts Contact K3 4 provides of the connections necessary to draw centra office current vla CC TIP RING Tabs 14 and 9 When the subset line button connects station TIP and RING Tabs 12 and 13 to the subset relay operates via R2 and the windings of T1 Contact K1 2 completes the CO DC circult through T1 winding 1 2 and R1 via the CC TIP RING Tabs 14 and 9 Dia tone now sent from the CO 08 During dialing the subset TIP RING is pulsed offion by the action of dial contacts Relay K1 follows this off on pulsing and repeats this action to the CO via contact 1 2 R and suppress noise and arcing during the pulsing of contact K1 2 NOTE IF THE SUBSET 18 EQUIPPED WITH TONE DIAL PAD THE GENERATED TONES ARE COUPLED VIA T1 TO THE CO DECODINC CIRCUITS 6 09 MUSIC ON HOLD Is provided by connecting music between Tebs 12 and 18 The music signa can be con nected to R3 via the jumper block plug JB2 When the circult placed on hold contacts K2 3 and K3 5 connect the music signa to T1 which couples the signa to the telephone iine 6 10 An LED is provided to give visual status Indication to service personnel 010 protects the LED during negative cycles of the incoming 10V AC lamp signals and R13 limits the LED current 6 11 D3 and D7 suppress inductive volt
63. d a 1A2 kev system and generates the required control functions to update and read the Telos Switch Console The 1A2 Interface Module connects to a 1A2 kev system through a standard 50 pin connector on the rear of the unit These connections permit the Interface Module to manage the kev system Ihe 1A2 Interface Module communicates with the Switch Console by sending and receiving serial data over a skinny wire data link This is a serial link which uses a modular phone type cable Power for the Switch Console is also transmitted through the modular cable ks 22 9 X5 LR e OVRDAGC TELEPHONE LINE AGC TELEPHONE UNE GAIN 24 42 ON ON OFF AUTO 12 GA Nam OFF AUTO OUT 0 00 ovt OFF OFF LEVEL outil of Here is complete 1 2 Interface system with two hybrids the Telos Telos Desktop Switch Console and a key phone for call screening 2 Telos Interface Module Ver 04 INTRODUCTION 1 2 OVERVIEW 1A2 Interface Module appears to the svstem as if it were telephone with all of the required inputs and outputs being simulated The Interface Module analvzes the svstem s lamp leads to determine the status of the kev svstem and the tip amp ring while A leads are operated upon to cause the kev system to perform the appropriate functions
64. d status and to Hybrid 1 Keep in mind the OFF and HOLD functions affect ALL lines on Hvbrid 1 THREE HYBRIDS The first line placed in conference status will be routed to Hybrid 2 Any more lines placed in conference afterward will go to Hvbrid 3 Releasing a call on Hybrid 2 or Hybrid 3 to standard status will return it to Hybrid 1 Keep in mind the OFF and HOLD functions affect ALL lines on Hybrid 1 FOUR HYBRIDS A four hybrid system functions like a three hybrid system except that the third line put in conference will now go to Hybrid 44 Any more lines placed in conference afterward will go to Hybrid 4 Releasing a call from Hybrids 82 3 or 4 to standard status will return it to Hvbrid 1 Of course the OFF and HOLD functions will affect ALL lines on Hybrid 1 46 Telos 1A2 Interface Module Ver D4 OPERATION 3 4 RS 232 SERIAL PORT The RS 232 serial port can be used for computer control of the telephone system Full status and control are available via this port The communication protocol is very simple and should be easily accommodated by computer software system Please let us know what vou come up with Telos Call Screen Manager 15 an elegant software package implementing the 1 2 nterface s line status information from its RS 232 port Other third party vendors also have software designed specificallv for use with the 142 Interface Module Host Screen of Call Screen Manager
65. e event of local power fallure The Power Failure Transfer Card is not automatically shipped with the Interface Line Card It must be ordered separately 1 05 The K400TPL is registered with the under the following number 5293 67342 Ringer Equivalence 0 4B The VP Classification gives the K400TPL interface Line Card fully protected status Any key service unit requiring 400 type line cards can be used behind the K400TPL Line Card Therefore the K400TPL Interface Line Card replaces the K400TP and K400TP TPL line cards because of Its ess restrictive classification Section 3 1 Page 9 2 00 LIMITATIONS 2 01 The K400TPL Interchangeable with the K400E line card except for the following features The K400TPL iine card does not provide a steady illuminated lamp on hold X Option b The card remains on hold held party abandons the c Central Office CO ringing cannot be bridged across the station TIP RING leads d If the A lead is not grounded prior to bridging the station and RING leads during troubleshooting the Interface Line Card w go on continuous hold 3 00 SPECIFICATIONS 3 01 The TIP RING bridged impedance allowance is approximately ten times the minimum allowance 3 02 The response time to a CO ringing signal is 100 to 200 milli seconds to avold false ringing 3 03 The norma time out of the card when a calling party abandons call b
66. e the Product must be delivered shipping prepaid to that entity whose address will be provided by Telos Systems Telos Systems or its designee at its option will either repair or replace the Product and such action shall be the full extent of Telos Systems obligation and buyer s sole remedy under this Warranty After the Product is repaired or replaced Telos Systems or its designee will return it to the party that sent the Product and Telos Systems will pay for the cost of shipping Telos Systems will have no responsibility under this Warranty for any Products subject to Acts of God including without limitation lightning improper installation or misuse including without limitation the failure to use telephone and power line surge protection devices accident neglect or damage Telos Svstems dealers are not authorized to assume for Telos Svstems any additional obligations or liabilities in connection with the dealers sale of the Products EXCEPT FOR THE ABOVE STATED WARRANTY TELOS SYSTEMS MAKES NO WARRANTIES EXPRESS OR IMPLIED INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE In no event will Telos Systems its employees agents or authorized dealers be liable for incidental or consequential damages or for loss damage or expense directly or indirectly arising from the use of any Product or the inability to use any Product either separately or in combination with other equipment or ma
67. e 4 tip Line 4 tip Line 4 rinq Line 4 Line 4 A Line 4 A Line 4 ring Line 4 A SLATE HED BLACK BLUE BLUE BLACK Line 7 A Line 7 A A circuit common gnd Line 4 lamp ground Line 4 lamp ground Line 4 lamp ground ORANGE BLACK Line 4 lamp Line 4 lamp Line 4 lamp BLACK GREEN Line 5 tip Line 5 tip Line 5 tip GREEN BLACK Line 5 ring Line 5 ring Line 5 ring BLACK BROWN Line 5 Line 5 Line 5 BROWN BLACK Line 6 A Line A A circuit common gnd BLACK SLATE Line 5 lamp ground Line 5 lamp ground Line 5 lamp ground SLATE BLACK Line 5 lamp Line 5 lamp Line 5 larnp YELLOW BLUE Line 6 tip Line 6 tip BLUE YELLOW Line 6 ring Line 6 ring YELLOW ORANGE eLine 10 tip BL AG or spare BL AG or spare ORANGE YELLOW eLine 10 ring SG LK or spare SG LK or spare YELLOW GREEN Line 6 lamp ground Line 6 lamp ground GREEN YELLOW Line 6 lamp Line 6 lamp YELLOW BROWN Line 7 tip Line 7 tip BROWN YELLOW Line 7 ring Line 7 ring YELLOW SLATE B or B1 B or B1 or R1 Line 7 lamp ground Ror R1 Line 7 lamp ground SLATE YELLOW VIOLET BLUE BLUE VIOLET Line 7 lamp Line 7 lamp VIOLET ORANGE Line 8 tip Line 8 tip ORHANGE VIOLET Line 8 ring Line 8 ring VIOLET GREEN eLine 10A Line 9 lamp ground GREEN VIOLET Line 9 lamp Line 9 lamp VIOLET BROWN eLine 10 lamp Line 8 lamp ground BROWN VIOLET Line 8
68. e call which has been selected in the non conference mode and the CONFERENCE output has the audio for callers who are in conference mode In single hvbrid systems the MAIN out will be active for calls who have been selected in both conference and non conference mode Telos 1A2 Interface Module Ver 04 INSTALLATION 19 standard two four conductor modular cable is used for the hvbrid connection When using the Telos hvbrids the appropriate jack at the hvbrid end is the one labeled Ji Line J3 Phone The third modular connector is for a desk phone for taking calls in the usual way without using a hybrid microphone speaker etc KEY SYSTEM MAIN CONF SWITCH OUT OUT PHONE CONSOLES SYSTEM INTERCONNECT Connect singleJine telephone here The 1A2 Interface routes the selected line s tip nng audio with talk battery to this jack whenever the phone goes off hook A standard two or four conductor modular cable is used for this connection Any standard single line desk phone may be used When the 1A2 Interface Module detects that this phone is off hook the selected tip ring will be routed to the phone instead of to the hybrid and the hybrid will turn off Placing the phone on hook will restore the hybrid feed Use the console to select lines as always Refer to section 3 2 7 for details 44 amp J5 Switch Consoles The two rightmost modular connectors are for Switch Consoles You plug your Telos Switch
69. e round LED will flash and the bar LED will be solid The line may be dropped or placed on hold using the DROP and HOLD buttons on the row you have selected If you select another line on the same row the line selected earlier wil be dropped unless the line is placed in conference status 38 Telos 1A2 Interface Module Ver D4 OPERATION Placing Callers On Conferencing Pushing a LINE button once places it on air Pressing the LINE button a second time will place that line in conference status The DROP and HOLD buttons have no effect on a line in conference status If another line is selected on the same row the line in conference status will remain on the air When a LINE button is selected a third time the LINE reverts to the standard status with the round LED blinking Tips for Conferencing the standard mode select vour first caller from the top row of the 5witch Console and the second caller from the bottom row This should be vour procedure whether you are using one or two hvbrids If vou want to keep a caller on air and add more callers put the original caller in conference status to avoid accidentally hanging up on him her e Although audio quality may decline you can have more than one caller on a single hybrid To accomplish this place a caller in conference status and then select one or more callers from the same row of LINE buttons on the Switch Console When performing this button mashing your calle
70. each line the same sequence The cable attached to the ribbon plug shall terminate inside the KSU cabinet a direct connection and shali not be excess of 25 linear feet see note above 2711 7912 PRINTED USA December 31 1980 Key System Reference Section 3 1 14 CIRCUIT DESCRIPTION 6 01 AC ringing voltage from the Office CO applied to the CO TIP RING Tabs 14 and 9 Current flows via contact K3 4 C6 R4 and the LED portion of photo coupler IC 1 during negative cycles of the applied AC ringing voltage During the positive cycles of ring voltage current flows via contact K3 4 C6 R4 and D1 protecting the LED against reverse voltages During the half cycles of ringing when current flows through the LED portion of 1 the phototransistor section Is activated and applies 24V DC to RING HOLD circult The RINQ HOLD circuit activates Reiay K2 Contact K2 2 then connects the ringing voltages or signals to the RINGER LEAD Tab 1 Voltage from GND Tab 11 may be selected by jumper block plug JB1 If steady ringing required then solder jumper wire as shown in the diagram to route the ring battery at Tab 10 to K2 2 Contact K2 1 connects the LAMP FLASH VOLTAGE Tab 7 to the LAMP LEAD Tab B via inactive contact K3 1 Contact K2 4 connects LG Tab 6 to the SCHEMATIC DIAGRAM T CO ITT Terryphone Corporation Interrupter motor start S
71. efore it is answered is 25 35 seconds 5 10 seconds with the short time out option 3 04 The K400TPL Line Card 18 environmentally tested to ensure reliability Each unit shall be able to withstand ten repeated 24 hour tests consisting of two high cycles of 4 5 hours 55 C and 9596 relative humidity without condensation and one iow cycle for 4 0 hours 10 C Each cycle must return to refer ence temperature of 18 C 4 00 ORDERING 4 01 The card is ordered as follows K400TPL INTERFACE LINE CARD Part Number B60049 1000 4 02 The power fallure transfer unit is ordered as follows POWER FAILURE TRANSFER CARD Part Number B50052 0000 271R 7912 PRINTED IN USA December 31 1980 Key System Reference 3 1 Page 10 5 00 INSTALLATION 5 01 The K400TPL Interface Line Card is installed one card per CO line required The unit plugs into mounting connectors provided the Key Service Unit KSU with the printed circuit side to the installer s left 1 2 KSU or on the bottom K36A and K76A KSU 5 02 is important that the KTU plugged into the card holder firmly Some KSU s include Retaining Bar to ensure that the KTU s are held position Loosen and remove the Retaining Bar before installing the KTU s insert the card s then install the Retaining Bar and tighten the two attaching screws securely 5 03 The mounting connectors provide contact points for the inputs and
72. formance may worsen somewhat since you are throwing another impedance bump into the talk path There is vet a third approach Some electronic svstems have A lead connections available which can be paralleled to the key system A leads for supervision back and forth This allows easy intermixing of the two systems The CO lines are paralleled to each system and Off Hook and Hold status are communicated from system to system Some of the electronic systems which have this feature are the Toshiba Strata the Northern Telecom Norstar and the EAGLE ONE made bv Eagle Telephonics Hauppauge NY The next page has summary block diagrams of each of the approaches discussed Telos 1A2 Interface Module Ver D4 INSTALLATION 7 Telos Studio lines system from Teico To key 1A2 Key System phones optional One or Simple phone ports trom PBX to KSU provide extension appearances Business lines key system from To electronic Electronic PBX system phone sets Approach 1 Segregate Studio and Business Lines To Telos system To key 1A2 Key System phones optional studio lines are directly forwardec Studio lines or private lined to PBX extension ports from Teico which then appear on the key equipment Business lines To electronic from Electronic PBX system phone sets Approach 2 Route all Lines Through Electronic System To Telos T System i from Teo A To key
73. g eases system approval to VDE and FCC class requirements Industry standard 3 X 5 size mounting holes ancl universal input ensures easy upgrades from units provided by COMPUTER PRODUCTS POWER GENERAL and SKYNET Standard 4 DC cables and enclosures are available options AUTEC POWER SYSTEMS 69 Moreland Road Simi Valley CA93065 Tel 805 522 0888 Fax 805 522 8777 GENERAL SPECIFICATIONS INPUT VOLTAGE 90 260 47 440 H2 Universal 3750 input to output ISOLATION for minute INPUSEI CURRENT 20 115 40 230 FUSING 2 STT for 115 230 HOLD UP TIME 20115 see Note 3 OVERVOLTAGE DC OUTPUTS See OUTPUT table below Output PROTECTION 5V output 62 VOC 05 Adjustable 5 other outputs track Output TEMPERATURE Operating 0 to 50 C ai full rated power Storage 55 C to 85 C SUIT CL ING FREQUENCY 40 Kriz OUTPUT POWER Derate each output to DERATING 5096 rated output at 70 C EFFICIENCY 70 HUMIDITY 5 to 95 RH non condensing CONDUCTED 087 level amp FCC Class B ALTITUDE 10 000 ft 40 000 ft non operating TEMPERATURE COEFFICIENT 002 7 degrec WEIGHT 7502 approximate OVERLOAD Foldback within 15096 of totai powe OUTPUT TABLE OUTPUT TOLERANCE RIPPLE REGULATION VOLTAGE RATED NOISE 0520 2002 3 00 50 20W 40W Pk 5 00 100 mv UPS40 2002 3 0096 50 mV AOW GOW Pk 5 0096 1
74. g either bridging adapters or ribbon cable assemblies Hybrid 1 goes to interface module 1 main hybrid 82 goes to interface module 1 conference hybrid 3 goes to interface module 2 main and hybrid 4 goes to interface module 2 conference The hvbrid control signals come from interface module 1 for hybrids 1 amp 2 and interface module 2 for hybrids 3 amp 4 See section 2 9 Expanding Number of Lines Additional interface modules may be used to add to the number of lines which may be accommodated n this case the hybrid audio outputs MAIN J1 and CONF J2 from each of the interfaces is paralleled using modular paralleling adapters See section 2 The hybrid control signals come from interface module 1 only There is no need to parallel the hybrid control signals 32 5 1A2 interface Module Ver 04 INSTALLATION Expanding Both Hybrids and Lines With four interface modules the number of lines and the number of hybrids mav be increased simultaneously using version 1A2 V8 x Note that the expansion of just hvbrids or just lines is simplv a subset of the expanded svstem When we are expanding lines but not hvbrids interface modules 2 and 4 are just missing That is why the rotary switch is set for interface module 3 when only two interface modules are being used to expand lines Dual 20 line panels left and dual 30 line panels right are available for the PREE turrets and BMX3 ABX consoles Telos 1
75. he one from Radio Shack We do not recommend that newly soldered connections be defluxed 4 3 POWER SUPPLY The power supply inside the 1 2 Interface Module 15 manufactured by Autec Power Systems model no UPS51 2002 This 50W supply is a universal input switching supply accepting an input range of 90 264V AC continuous 47 440Hz It provides 5 output for the digital circuits and a 12VDC output to power the Switch Consoles DO NOT ATTEMPT TO REPAIR THE SUPPLY MANY EXPOSED PARTS OF THE SUPPLY ARE ELECTRICALLY Rather disconnect the AC power and carefully remove the unit Then call Telos for a replacement power supply Telos 1A2 interface Module Ver 04 THEORY OF OPERATION 55 This page intentionally left blank 5 APPENDIX APPENDIX 5 Parts SD Warrantv and Application Caution Switch Console Modular Connector Pin Out RJ11C Format Telos Switch Consoles Local Power Supply Installation Tvpical Wiring Between Local Power Supplv and 1 2 Interface Switch Console DIP Switch Settings Reference Protection Circuit for 1 2 Interface Module Lists and Schematics ON gt 1A2 Interface Manual Parts List Switch Console Parts List Microprocessor Section Schematic Tip Ring Routing Schematic Miscellaneous Circuits Schematic Switch Console CPU Schematic Switch Console Actuator Board Schematics Key System Reference Doc
76. ided for extra options Ihe version 5 x software incorporates the following functions Position 1 ON This will deactivate the locked on feature Double pressing line button WILL NOT lock the line nor will the LED indicator stop flashing and remain lit If any other line button is pressed the previous line WILL BE DROPPED HOLD and OFF will still function normallv Position 42 ON Not supported future use Position 43 ON Not supported future use Position 4 ON When using software version 1A2 V8 x only this disables the buttons for lines 11 20 This is recommended when using version 1 2 V8 x with multihybrid 10 line systems so that the operator does not think the lower row of buttons is functional Not supported in V5 x These switches MUST BE OFF on ALL older Revision B amp C interface modules 2 5 ONE MODULE SYSTEMS Svstems with one 1 2 Interface Module may have up to 10 lines and as many as 2 hybrids Connection is straight forward Use the diagram on the next page as a guide The steps to implementing a one module system are as follows 1 Connect the KSU to the 1A2 Interface Module either directly in parallel with any key phone by cross connecting the various lines as desired Refer to the section on key systems for details on the KSU 25 pair connector 2 Plug one or two Switch Consoles into the appropriate modular jacks The Switch Console manual and the section Rear Panel Connection
77. in this mode See section 3 3 for installation considerations The first two can be obtained with the standard 142 V5 X software The third requires a special EPROM 1 2 V8 x which 15 available from us at no charge 3 2 THE SWITCH CONSOLE 3 2 1 GENERAL The Switch Console is the primary user interface It provides pushbuttons for line selection and control a tone dialing pad and buttons for special functions thet ease and enhance call in programming Or 050 200 00 00 2 HEEE oca or EL The Switch Console communicates sending and receiving serial data over a skinny wire data link The Switch Console sends data to the 1A2 Interface Module when a key press occurs and receives commands from the 1A2 Interface Module to illuminate the appropriate LEDs 36 Telos 142 Interface Module Ver 04 OPERATION 3 2 2 3 2 3 When the Switch Console is first plugged into the 1A2 Interface Module its indicator LEDs will at first all be illuminated and then will be refreshed to the current system and phone line status see the 5witch Console DIP Switch information sheet in the Appendix for configuration options vou mav want to incorporate into vour svstem The vast majority of Switch Console users will use the factorv default settings TOUCH TONE PAD standard kevpad 15 provided so that outgoing calls may be placed from
78. iock B Pos 25 45 PLUG P4 47 R SLT YEL 26 20 PLUG P1 14 75 VIO BLU Block C Pos 33 46 PLUG 1 40 R5 BLU VIO 34 21 PLUG P1 15 5T VIO ORN Block A Pos 25 47 PLUG P1 41 5R ORN VIO 26 22 PLUG P1 16 VIO GRN 27 48 PLUG P1 42 A1 GRN VIO 28 23 1 25 LG VIO BRN 29 49 PLUG P4 28 SE BRN VIO 30 24 PLUG P1 17 B VIO SLT Block D Pos 27 50 PLUG P4 47 R SLT VIO 20 25 PLUG P1 43 LINE Function COLOR CODE TYPICAL ITT KSU BLOCK ARRANGEMENTS leq rme a ee ee K501 K5U1A K512 e TERMINAL OR PIN NUMBER Ksiza 5 ITT TERRYPHONE CORPORATION Post Office Box 4038 Harrisburg PA 17111 Key System Heference v Printed in USA 000 002 05 4 202 Opn 28 jy 9417 PLY 25 hie 600 seman wi Dre OS GOS severa OD OMANIM ADV21C i rv 7 4 d Tat 56 i i 400 gn 2955 3 5 e 2 a Jew 925 fnm 2 r nne gt gt 26444524468 2 J Jev 96 we 244427444 22 BL IW IB 5 2 e 2 onions 2722 22 et
79. ion Section 3 4 of this manual covers RS 232 application and has details on the pin out data protocol etc P4 Control Out This is a female DB 9 connector which provides the on off control information to the hybrids as well as the user button outputs See Section 2 5 for more details on hybrid on off control 22 Telos Interface Module Ver 04 INSTALLATION KEY SYSTEM SWITCH OUT PHONE CONSOLES TELOS SYSTEMS INC MADE INL S A SYSTEM INTERCONNECT m NON MNA SS RE mom SUNT Hybrid on off contro and user button outputs The current software version of the 142 Interface Module Version 5 40 supports all of the Switch Console s special function buttons To check which version vour unit has either read the sticker on the 05 on the circuit board or type a 7 to the serial port refer to Sec 3 4 of this manual for details on the serial port Please call Telos for a free upgrade if vour version is lower than V5 40 Old style metal Switch Console users should consider upgrading to the current Switch Console model Contact your dealer for special trade in pricing Pd CONTHOL OUT Pin Out using 1A2 V5 4x Function ABS Console s button Metal Console s button Hvbrid 1 OFF see Sec 2 5 see Sec 2 5 Hybrid 1 ON see Sec 2 5 see Sec 2 5 Hvbrid 2 OFF see Sec 2 5 see Sec 2 5 Hybrid 2 ON see Sec 2 5 see Sec 2 5 Record START any line button when REC
80. is 25 pair UNLESS these wires are phvsicallv disconnected from the kev phone either inside the phone or on a 66 block If a phone is NOT modified in this wav access to line 10 may blow a fuse on the KSU Why 1A2 Interface uses the lamp ground wires from lines 8 and 9 for its line 10 lamp and line 10 A lead As soon as the line 10A is connected to the 1A2 Interface if a phone uses that wire Violet Green for lamp ground the 24VDC supply will short to ground Then key system will apply 10VAC on the line 10 lamp lead Violet Brown thus shorting out the lamp circuit So a home run may be desirable just for the 1A2 Interface We recommend keeping the 1A2 Interface on one side of a local split 66 block Then just lift the jumper clips for the special line 10 wires Violet Green Violet Brown Yellow Orange and Orange Yellow and connect 10 button sets on the other side of the split 66 block pre wired 66 block makes the job easy The previous section on key systems has the pin out table for this connector as well as other general information on key systems J1 amp J2 Main and Conference Audio Outs These are telephone tip ring audio which go to the hybrid s Each is a direct relay connection to the selected central office line MAIN CONF SWITCH OUT OUT PHONE CONSOLES Main and conference audio outputs connect these to the appropnate jacks on the hybnd s In dual hybrid systems the MAIN output contains th
81. k flash sequence MODE When this button is pressed it puts the svstem into a special control mode to provide auto start and auto stop of a tape deck one would use to record calls with It works like this The first press of the button makes its LED blink indicating that the svstem is in record mode Everv time a new line is selected top or bottom row of the console the 1A2 Interface generates a momentary pulse to ground on pin 7 of the CONTROL OUT DB 9 on the rear panel of the interface Connect this pin to the tape deck s REC START control When the are no more active lines on either hybrid the system generates another momentary pulse to ground on pin 8 of P4 Connect this pin to the tape deck s STOP control input To escape the record mode press REC MODE again and its LED will stop blinking and remain lit Remember that this button only controls the record mode function not the actual hardware controlling the tape deck RECORD STOP Whenever this button is pressed the system generates a momentary pulse to ground on pin 8 of P4 regardless if the svstem is in record mode or not One can use this to manually stop the tape deck or the button can be relabeled and then be used as a general purpose output Perhaps it may be used to start a cart machine that has a sound effect or contest jingle loaded Its LED will blink once each time it is pressed It will not affect record mode in any way DELAY DUMP USE
82. lamp Line 8 lamp VIOLET SLATE Line 9 tip Line 9 tip SLATE VIOLET Line 9 ring Line 9 ring Indicates special 10th line wires these wires should be disconnected from and taped inside any key phone sharing this 25 pair bundle not necessary if 10th line not used by Telos 1A2 Intfc Telos 1A2 Interface Module Ver D4 INSTALLATION 11 Telos 100 1A2 Interface Module wiring vs Standard KSU 20 Button Set wiring Telos 1A2 KEY PHONE Line 1 tip Line 1 ring Line 1 A A circuit common gnd Line 1 lamp ground WHITE BLUE BLUE WHITE WHITE ORANGE ORANGE WHITE WHITE GREEN GREEN WHITE WHITE BROWN BROWN WHITE WHITE SLATE SLATE WHITE BLUE RED BLU E BLACK Line 1 lamp Line 2 tip Line 2 ring Line 2 A Line 9 Line 1 tip Line 1 ring Line 1A A circuit common gnd Line 1 lamp ground Line 1 lamp Line 2 tip Line 2 ring Line 2 A Line 9 A amp ground Line Line Line 10 tip 10 ring 10 A Line 19 A Line Line Line Line Line 10 lamp ground 10 lamp 11 tip 11 ring 11A 18 11 lamp ground 6 Line 2 lamp Line 2 lamp 11 lamp 32 RED ORANGE Line 3 tip Line 3 tip 12 tip 7 ORANGE RED Line 3 ring Line 3 ring 12 ring 33 RED GREEN Line 3A Line 3 A 12 8 GREEN RED Line 8 Line 8 A 17 34 RED BROWN Line 3 lamp ground Line 3 lamp ground 12 lamp ground 9 BROWN RED Line 3 lamp Line 3 lamp 12 lamp 3 RED SLATE Line 4 tip Line 4 tip
83. le Ver 04 OPERATION 43 not have dedicated Line 10 buttons Line 10 cannot be removed from the busy group However due to some software incompatibility with the older consoles the HOLD buttons will indicate line 10 s status When BUSY is activated both HOLD buttons will blink at the new BUSY rate One can use this as an indication that the svstem is in the BUSY mode or one can simplv remove the lamps from those buttons The buttons themselves still act as the HOLD kevs for each row CC A EJ CL A E E AA A EY Older metal cased Switch Console showing User Button positions for 142 V5 4x Your Telos dealer can provide you an economical upgrade to the latest version Switch Console 44 Telos 142 Interface Module Ver 04 OPERATION 3 3 SPECIAL 20 LINE OPERATIONAL MODE In this mode as as twenty lines be controlled from a standard Switch Console The essential difference from the standard mode is that all of the line buttons are considered to be one bank Using this mode requires changing EPROMs to 142 V8 x If vou would like to do this please contact us for the parts See section 2 7 for information on replacing EPROMs The most common problems reported by users or version 142 V8 x are due to incorrect settings of the rotary switch or incorrect settings of the switches the 1A2 Interface Module or Switch Console Telos Customer support 1s pleased to help you set up the prope
84. n Telos 1A2 Interface Module Rev D PARTS LIST Designation Description Designation Description U1 Intel BOC 188 MPU 10 6 pin Bournes 02 Intel 8255 HP2 4700 6 pin SIP Boumes 03 Intel 82050 UART 4700 6 Boumes 4 Intel 82050 UART R1 10KQ 5 1 4W resistor U5 276512 EPROM R2 1KQ 5 1 4W resistor U6 8Kx8 SRAM R3 1KQ 5 1 4W resistor U7 LT1080 RS232 driver R4 5100 5 1 4W resistor U8 LT1080 HS232 driver R5 1 5 1 4W resistor U9 74HC373 86 1 5 1 4W resistor 010 74 138 H7 39 5 1 4W resistor U11 Signetics PCD3311BPN H8 470 5 1 4W resistor 012 051232 Watchdog H9 470 596 1 4W resistor U13 LM1489 quad line rcvr 810 1 5KQ 5 1 4W resistor U14 LM1489 quad line rcvr R11 10KQ 5 1 4W resistor U15 LM1489 quad line rcvr R12 1KQ 5 1 4W resistor U16 Signetics 590 R13 470 596 1 4W resistor U17 Signetics NE590N H14 470 5 1 4W resistor U18 Signetics NE590N R15 470 5 1 4W resistor 019 Signetics NE590N 16 470 5 1 4W resistor 920 Signetics NE590N 17 470 5 1 4W resistor 021 031 4N33 opto coupler R18 470 5 1 4W resistor U32 641 volt converter R19 470 5 1 4W resistor U33 LM386N 1 R20 470 5 1 4W resistor 034 LM1489 quad line rcvr R21 472 5 1 4W resistor R22 470 5 1 4W resistor C1 22pF monolithic cap C17 0 1uF monolithic cap C2 10pF monolithic cap C18 0 01uF monolithic cap 1 0uF 35V tant C19 0 1 uF monolithic cap C4 1 0uF 35V tant cap 20 0 1 uF monolithic
85. n Notation Whenever a slash 15 used after a signal designation in the text or on the schematics an active low is signified The Microprocessor As with most modern equipment the Telos 1A2 Interface is based upon microprocessor control The processor circuit is a very basic textbook system The module uses the Intel 80C188 microprocessor as its brain The 80C188 is a highly 52 Telos Interface Module Ver D4 THEORY OF OPERATION integrated CMOS microprocessor with 8 bit data bus interface and 16 bit internal architecture effectivelv combining 15 20 of the most common 8088 svstem components onto one chip Running at 18 452 2 the 80C188 provides considerable processing power There are six memory chip selects seven peripheral chip selects four maskable interrupts two timers and a CLKOUT pin to svnchronize external devices The processor comes in a 68 pin plastic leadless chip carrier PLCC DO NOT ATTEMPT TO REMOVE THE PROCESSOR FROM IIS SOCKET WITHOUT THE PROPER REMOVAL TOOL AS THIS MAY DAMAGE THE SOCKET AND THE MPU ITSELF Use PLCC extraction too available from Burndy Cat No OILEXT 1 or equivalent The processor s 8 bit data bus is multiplexed with the lower eight bits of address and demultiplexed by a 74AC373 The upper eight bits of address are available directly off the processor and are run directly into the 270512 EPROM Also on the data bus are two Intel 82050 1 5 4364C 20L SRAM
86. n associated with the Incoming call With the telephone off hook and the button depressed a sequence two events occurs 6 03 First GND is connected to the A lead Tab 18 via the A lead contact the line button of the telephone The presence of GROUND Tab 18 activates Relay The RING HOLD clrcult now deactivates K2 Alnging signals or voltages are removed from Tab 1 via the contacts K2 2 and K3 3 LAMP BATTERY Tab 4 is connected to the L MP LEAD Tab 8 and LAMP FLASH Tab 7 is removed via contacts K3 2 and K2 1 Contact K3 4 removes the CO TIP RING connection Tabs 14 and 9 from the ring detector circuit and connects them to de energized contact K1 2 Contact K2 4 opens thus stopping the interrupter motor 5 1 EU In K2 2 K3 3 M 1 LIJ to RB 25W T 1 x3 1 LED 1 A DIO K3 2 a L 6 LG lt K2 4 5 57 December 31 1980 M e D EET E E MU 2711 7912 PRINTED IN USA Key System Reference iii Corporation 8 04 The second event is the connection of station and RING Tabs 12 end 13 to the subset Current liows from GROUND through windings 5 7 of T1 the off hook subset windings 6 8 T1 the col of relay and R2 to 24V DC now activates Contact K1 2 completes the CO TIP RING path to the Isolation transformer T1 circuit CO current now flows from CO TIP Ta
87. n to indicate status of each of the phone lines and hybrids you have connected to the 1A2 Interface Module LINE Buttons Telos 1A2 Interface Module Ver D4 OPERATION 37 Each row of LINE buttons has a DROP button a HOLD button and ten LINE selection buttons During installation up to ten phone lines mav be connected to each 1 2 Interface Module The DROP and HOLD buttons affect onlv the row of LINE buttons on which thev are located Bar LED Indicator Above each line selection button is a bar LED to indicate line status LINE status can be affected by pushing a LINE button on the Switch Console or from a connected screener phone a connected computer or an external phone svstem connected to the 1A2 Interface Module The bar LED will therefore alwavs reflect the true LINE status Information is provided bv both the flash rate of an LED and its brightness Bar LED Status LINE Status Slow Flashing Ringing Rapid Blinking On Hold Slow Blinking Busied Out Solid bright On Air Solid dim In Use Elsewhere Off Not in use Round LED Indicator Above each line selection button is a round LED to indicate hvbrid status Round LED Status Hybrid Status on Indicated Line Flashing On air single caller status Solid On air conference status Off Not on air 3 2 4 PLACING CALLERS ON AIR Placing Callers On Air Single Caller Io place a caller on air push the appropriate LINE button for the phone line on which the caller is located Th
88. n to the AC service is made with a standard IEC 3 prong cable supplied with the unit The 1 2 Interface Module uses universal input switching power supply See Section 4 of this manual for more information on the power supply 24 Telos 142 Interface Module Ver D4 INSTALLATION 2 3 THE INTERNAL ROTARY SWITCH Ihe screwdriver adjusted rotarv switch inside the 1A2 Interface Module box tells the svstem software e which interface box this one is e how many total hybrids there are in a system It should be set according to the tables based on the software version vou have installed in your 1A2 2 3 1 ROTARY SWITCH POSITIONS FOR STANDARD SOFTWARE NUMBER OF HYBRIDS NUMBER OF WHICH BOX IS IN SYSTEM PHONE LINES THIS ONE SWITCH POSITION 10 1 LINES 1 10 20 1 LINES 1 10 1 20 2 LINES 11 20 1 LINES 1 10 2 LINES 11 20 3 LINES 21 30 1 LINES 1 10 gt Y DIO 20 1 LINES 1 10 2 20 2 LINES 11 20 30 1 LINES 1 10 30 2 LINES 11 20 30 3 LINES 21 30 Not Used Internal Rotary Switch Settings for software version 5 X Most systems will use the standard software 1A2 V5 x Use this table as a guide for setting your interface s rotary switch The unit is shipped with the switch at position 0 one hybrid and ten lines On the next page are a few examples of various configurations and a block diagram of a fully expanded sy
89. neering has changed considerablv At manv stations the engineering staff has been reduced in size and new responsibilities have been added At the same time equipment has gotten more complicated and specialized Thus manv practitioners of the broadcast electronic arts are forced to become systems engineers emphasizing equipment application rather than component level troubleshooting Ihis 15 probably a positive development in a wav since it reallv would be impossible for a station engineer to fully understand the internal nuances of all the wonderful new high tech stuff that is now available to improve station operations Also as equipment becomes more sophisticated and specialized stocking spare parts for eventualitv has become difficult Ihus we at Telos don t really expect that much component level troubleshooting will occur 50 to support you when vou need help we keep loaner units available for fast overnight shipping In most cases the cost of the repair is nothing more than your shipping costs However despite the comments above we do provide full schematics and component level troubleshooting information in case you have the need or desire to tackle a repair or modification yourself Another reason we provide the information is to satisfy your curiosity If vou are like me you probably just have to know what s happening inside the fancy box So we tell you 4 2 DIGITAL SECTION 4 2 1 Theory of Operatio
90. ny line switching clunk from going out on the air as lines are selected 30 Telos 142 Interface Module Ver 04 INSTALLATION 5 6 1A2 Interface s CONTROL OUT 1A2 Interface s CONTROL OUT 1A2 Interface s DB9 REMOTE INTERFACE 4 CONTROL OUT Hybrid 2 Hybnd 81 Telos 100 DELTA or Telos ONE PINOUTS for DB9 DB9 REMOTE P4 Hybnd 2 Telos 100 DELTA or Telos ONE PINOUTS for DBS REMOTE Connection Scheme for Hubrid Control Functions using Telos ONE or Telos 100 Delta hybrids Hybrid 1 Telos ONE ONE PINOUTS for DB15 REMOTE sem Hybrid 2 Telos ONE ONE PINOUTS for DB15 EIC s Connection Scheme for Hybrid Control Functions using Telos ONE plus ONE hybrid Hybrid 1 Telos 100 Digital Hybrid PINOUTS for 0825 5 1 off 9 1 3 2 Telos 100 Digital Hybrid PINOUTS for DB25 REMOTE INTERFACE Connection Scheme for Hybrid Control Functions using Telos 100A hybrids If desired connect a desk set phone to PHONE 3 using a standard modular cable Set the internal rotary switch inside the 1A2 Interface Module to the appropriate position If one hybrid is being used the switch should be set to position 80 if two are being used set the switch to position 6 Telos 142
91. on will likelv occur The Local Power Supply can be used to increase the cable length to 250 See the appendix for details 3 You must use 6 wire modular cables for the console connection standard 4 wire cables will not work Refer to the appendix for its wiring convention On the next page we move on to the DB 25 and DB 9 connectors Telos 1A2 Interface Module 04 INSTALLATION 21 P2 System Interconnect This female DB 25 connector provides interconnect between 142 Interface Modules when more than one interface module is being used KEY SYSTEM MAIN CONF SWITCH OUT OUT PHONE CONSOLES SYSTEM INTERCONNECT The SYSTEM INTERCONNECT DB25 is used in systems where there are more than 10 lines This connector must be paralleled to other 142 Interfaces in the system These are simply paralleled using a flat ribbon cable Telos part number 012 One cable should have been specified with vour system if it was originally ordered for more than 10 lines or more than two hybrids 5 232 Using a male DB 9 this is the standard 5 232 serial port Use a null modem cable to connect this to vour PC KEY SYSTEM MAIN CONF SWITCH OUT OUT PHONE CONSOLES MADE MUSA This is a standard AT style seria port Connect your PC s COM port here Telos Call Screen Manager software designed for producer to talent communications utilizes this port It uses the standard IBM AT style scheme for serial communicat
92. or board Terryphone Corporation K400TPL INTERFACE LINE CARD B60049 1000 1 00 GENERAL 1 01 The K400TPL INTERFACE LINE CARD Is a Key Telephone Unit plug in CO PBX fine circuit with interface circuitry The K400TPL permits direct connection to be made to a telephone company teico line facility The Interface circuitry maintains ongitudinal balance on a telephone line while providing direct current DC Isolation Each card has a light emitting diode LED as a card status indicator to facilitate servicing the Key Telephone System KTS 1 02 The K400TPL equipped with three Jumper block plug arrangements to provide the following options a short time out 5 10 seconds b interrupted ringing c auxiliary common audible signal and d music on hold NOTE MUSIC ON HOLD REQUIRES ADDITIONAL EQUIPMENT 1 03 The short time out reduces the time out of a card from 25 35 seconds to 5 10 seconds when a calling party abandons a cali prior to It being answered 1 04 The K400TPL does not contain any power fallure transfer cir However the Power Fallure Transfer Card B80052 0000 can be used In conjunction with a K400TPL Line Card to transfer CO to an emergency line an emergency telephone in the event of local power failure The Power Fallure Transfer Card Is not automatically shipped with the interface Line Card it must be ordered separately 1 05 The K400TPL regi
93. r settings for your installation Ihe advantages of thus software version are The ability to have 20 lines controlled from the Switch Console e The ability to have three or four hybrids connected to the system The disadvantages of this software are Increased likelihood of operator error due to confusion over which caller is on what line e In multihybrid systems it is not always possible to predict which hybrid is handling which caller Users of version 1A2 V8 x should sum the outputs of all hybrids which sacrifices your ability to adjust the relative level of each caller As all of the lines on both Switch Console rows are used as a single bank conferencing does not need to start with a caller from the top row and one from the bottom row Each successive caller put into conference status bv pressing the line button twice will be assigned to an available hybrid up the number of hybrids on your system Callers placed on the conference that exceed the number of hvbrids will be mashed onto the last hybrid in the system It is recommended that the number of callers in your conference not exceed the number of hybrids in vour system LINE buttons operate as in the standard software mode and all LEDs provide the same indications Special function buttons are not supported as of this writing Telos 1A2 Interface Module Ver D4 OPERATION 45 Conferencing with more than hybrid with 1 2 V8 x In
94. ring of calls received on the main station switchboard local in station calls etc If non studio answering of calls is desired such as for a talk show screener a kev phone is used in the usual fashion The second approach 15 to route all of the lines through the electronic system so thev can be answered on any system phone which has been programmed for the studio lines Generally the electronic systems can be programmed to send private lines to a particular extension so that the studio lines can be directly used without being answered by the station operator This approach has the advantage that the lines can be answered on any system phone which has been properly programmed Also no old looking phones need mar modern studio aesthetics The disadvantages are 6 Telos 1A2 Interface Module Ver D4 INSTALLATION 1 Audio degradation may result Analog systems are often or frequency response limited Often the main problem is that the data signals crosstalk into the audio path Most digital svstems have poor audio quality verging on unacceptabilitv for on air broadcast n Cost You need both input Central Office ports and output extension ports for each of the studio lines This can get very expensive especiallv when compared to the very low cost of key equipment 3 Reliability You now have two systems which could screw up Blame and finger pointing could result in the event of a system failure 4 Hybrid per
95. ringing on line on hold or off Software will energize the appropriate relays or opto isolators through NE590 relay drivers to accomplish the desired function for each line Each line s tip and ring are connected to two separate relays one for main audio the other for conference audio Opto isolators drive the A leads The A leads are broken by the optos before the relays break tip and ring to cause hold condition 54 Telos 1A2 Interface Module Ver D4 THEORY OF OPERATION A Note About Software Ihe module s software is written in the high level language C With processing power becoming relativelv inexpensive it no longer makes sense to write control code in machine language 4 2 2 Troubleshooting Desoldering While we socket the ICs that have the greatest potential for failure many of the Telos ICs are soldered in That s because most of the time the socket 15 more likelv to cause trouble than the IC This is of no consolation I m sure when one of the soldered ICs appears to have failed When vou need to replace a soldered in chip the right tool is essential We use a vacuum desoldering svstem made bv Pace the MBT 100 and highly recommend it Cost is about 450 worth it if you do much PC board troubleshooting work The only other real alternative is to clip the leads from the top and remove the solder from the holes with solder wick We ve not had much luck with the non heated manual vacuum desoldering devices like t
96. rs may not hear each other very well e section 33 for information on conferencing callers when using software version 1 2 V8 x 3 2 5 SPECIAL FUNCTION BUTTONS There are six special function buttons below the line selection buttons These buttons not currently supported for 142 V8 x From left to right these function buttons are NEXT When pressed this button will route the next caller to hybrid 1 just as if one were to press the LINE button itself Any line that was on air and NOT locked into conference status will be dropped Locked in lines will continue to be active The system will automatically renull the hybrid each time a call is selected via the NEXT button A line can get into the next queue bv looking for lines that are in screened hold and then lines that are ringing in First the system looks at lines in screened hold and takes the line that has been waiting the longest Lines can be put into screened hold from a command through the RS 232 port only a function that Telos 1A2 Interface Module Ver D4 OPERATION 39 becomes available using Telos Call Screen Manager software If no lines are found to be in screened hold the svstem will then look for anv lines ringing in The line that has been ringing in the longest will go to air If no lines are either in screened hold or ringing in the svstem will drop any line s on hybrid 1 if thev are not locked in BUSY ALL The busv f
97. s of this manual have more information Telos 1A2 Interface Module Ver 04 INSTALLATION 29 3 Connect the audio to the 5 using a standard modular cable MAIN OUT 1 goes to the hvbrid 1 telco input If 2 hybrids are being used CONF OUT 12 goes to the hybrid 2 telco input SWITCH EOM HONE CONSOLES SYSTEM gt INTERCONNECT Orso ste Connect your Control stna 25 pair KSU here ee Serial port to PC for to turn hybrids Call Screen Mgr on amp off automatically ERG o c nu gt Em oe QU 9 Some pot BO an 5 5 USE KEY PHONE FOR CALL SCREENING Telos 100 Switch Console for on air line selection in main control Rear panel interconnections for a 10 line 2 hybrid system with one 1 2 Interface Module 10 lines maximum Telos ONE Digital Hybrids shown 4 Connect the on off control functions from CONTROL OUT to the hybrid control connector s using the charts below as guide male DB 9 solder cup style is included with the 1A2 Interface Module Telos hybrids are packed with their appropriate DB connector as well The control functions are two fold first they turn the hybrids on and off automatically as lines are selected and dropped Secondly while the hybrid adapts when it turns on the hvbrid output is muted which will prevent a
98. stem If vou need assistance setting this up feel free to call Telos and ask for Customer Service Telos 1A2 Interface Module Ver 04 INSTALLATION 25 1 Hybrid 1 Audio Control Hybrid 2 Audio Control Phone Lines 1 10 INTFC BOX 2 Phone Lines 11 20 INTFC BOX 3 Phone Lines 21 30 Configuration for a fully expanded system using two hybrids with V5 x software Other configurations are simply a subset of this system Hybrid outputs are paralleled as required It is not necessary to parallel the hybrid control signals Example 5ystem has one interface module two hybrids the switch in the only interface box is set to position 6 Another example System has two interface modules and two hybrids additional module is being used to expand system line capacity box 1 has switch set to position 6 and box 82 has switch set to position 7 Yet another System has one module and one hybrid box 1 is set to position 0 26 Telos 1A2 interface Module Ver D4 INSTALLATION 2 3 2 SWITCH POSITIONS FOR SPECIAL SOFTWARE If vour system is running 1A2 V8 x special software use this table as a guide for setting vour interface s rotary switch The unit is shipped with the switch at position 0 one hvbrid and ten lines HICH INTERFACE PHONE NUMBER OF HYBRIDS SWITCH BOX IS THIS ONE LINES IN SYSTEM POSITION 3 4 4 1 2 2 2 2 3
99. stered with the under the following number AS293P 67342 VP E Ringer Equivalence 0 4B The VP Classification gives the K400TPL Interface Line Card fully protected status Any key service unit requiring 400 type line cards can be used behind the K400TPL Line Card Therefore the K400TPL Interface Line Card replaces the 400 and K400TP TPL line cards because of Its ess restrictive classification 271R 7912 PRINTED IN USA Sectlon 3 1 Page 9 2 00 LIMITATIONS 2 01 The K400TPL is interchangeable wlth the K400E line card except for the foliowing features The K400TPL line card does not provide a steady llluminated lamp on hold X Optlon b The card remains on hold amp held party abandons the call c Central Office CO ringing cannot be bridged across the station TIP RING leads 9 the A lead not grounded prior to bridging the station and RING leads during troubleshooting the Interface Line Card will on continuous hold 3 00 SPECIFICATIONS 3 01 The TIP RING bridged Impedance allowance BREST ten times the minimum allowance 3 02 The response time to a CO ringing signal 100 to 200 milil seconds to avold false ringing 3 03 The normal time out of the card when calling party a cali before it is answered is 25 35 seconds or 5 10 seconds with the short time out option 3 04 The K400TPL Line Card is environmentally tested to ensure rellabllity E
100. t enough RF to false trigger the lamp detect ICs which will cause the console s indicators to blink erratically We recommend the following additions RF MOD 1 of the LG leads need to be soldered together on the solder side of the board These pins 28 31 34 37 40 43 46 Note the pin numbers on this connector are 1 25 on the side with the triangle triangle indicates pin 1 and 26 50 on the side of the connector facing the rear of the unit pin 26 is across from pin 1 You may need to tie LG to station ground at the KSU as well RF MOD 32 The A1 lead pin 2 needs to go to chassis ground RF MOD 3 Replace U13 15 with National Semiconductors DS14C89AN available from DIGIKEY as P N D514C89AN ND 2 10 1 pc 25 00 25 pcs Installation These circuits should be placed in series with the lamp circuits feeding the interface They can be in the phone closet if there is a home to just the interface if other phones share that bundle use a pre wired split 66 block between the bridging block and the interface so that the current limiting action does not affect the lamps in the key phones The MOV should be placed across the KSU s 10V AC output to ground right on the KSU power supply The 10 VAC terminal should be clearly marked on the power supply Then connect the KSU s AC to the surge protector You may want to connect all os units to a surge strip as well The TVS s can be placed on each individual lamp circuit as show
101. terials or from any other cause Telos products are to be used with registered protective interface devices which satisfy regulatory requirements in their country of use 142 Interface Module Switch Console Modular Connector 5 123456 12 VDC power to Switch Console RCV from Switch Console to 1A2 Module to Switch Console from 1A2 Module Ready Busy low signifies Switch Console sending Ground Ground 0 2 GO N RJ11C FORMAT FOR TELOS SWITCH CONSOLES KEY SYSTEM 551 A mo MAIN CONF SWITCH ONE TELOS SYSTEMS INC MADE ODO 5432 1 123456 TYPICAL INPUT TERMINAL TYPICAL OUTPUT TERMINAL 6 GND PATA 1 VDC 5 2 RCV 4 Data Ready LJ 3 XMT SwCon RCV 4 Data Ready 2 SwCon XMT 5 GND 1 VDC 6 GND NOTES 1 Connections to Switch Consoles MUST use 6 conductor inverting cables oe wee 6 6 6 1 2 Cables to DATA IN or from DATA THRU be 4 or 6 conductor but must invert the signals as shown above 3 Maximum TOTAL length from 1A2 Interface to Switch Console WITH local P S is 250 ft Max length WITHOUT local P S is 100 ft 4 Each local power supply can power up to two 2 Switch Consoles 5 6 pos RJ11 to Insulation displacement converter connectors a
102. the Switch Console The actual Touch Tones are generated inside the 142 Interface Module The 1A2 Interface Module automatically assigns the dial pad and aux phone port to the bank of LINE buttons last selected line s bank For example if you select a line on the bottom row in a two hvbrid system the generator will be sent to hybrid 2 and the aux phone will be available to speak with callers off air using the bottom row See section 3 2 8 Should the aux phone go off hook hybrid 2 will turn off and all lines that were on hybrid 2 will now route to the aux phone Of course returning the phone on hook will restore the hybrid feed just as before To dial out select an available line on any of LINE buttons and dial LINE BUTTONS AND LED INDICATORS Operation for line selection holding etc is very similar to the familiar key phone sets In the standard 10 line mode the maximum number of lines is 10 with all lines appearing on both rows When two hybrids are connected to the 1A2 Interface Module the top row of LINE buttons corresponds to the MAIN hybrid and the bottom row to the CONFERENCE hybrid In the special 20 line mode lines 1 through 10 are assigned to the top row of buttons and lines 11 through 20 are assigned to the bottom row All of the lines are treated as one continuous bank More details and instructions on use of this mode are found in section 33 There are two LEDs above each line selection butto
103. tions are 315 hard drives 5 4 Removable Cartridge drives full height 5 4 hard drives optical drives helical scan tape drives and streaming tape drives On bond FMI filtering eases system approval to VDE and FCC class requirements Industry standard 3 X 5 size moununy Holes and universal input ensures easy upgrades from units provided by COMPUTER PRODUCTS POWER GENERAL and SKYNE Standard 8 OC cables and enclosures are available options AUTEC POWER SYSTEMS 69 Moreland Road Tel 805 522 0888 Simi Valley CA93065 Fax 805 522 8777 GENERAL SPECIFICATIONS INPUT VOLTAGE 90 260 47 440 H2 Urnversal 3750 input to output ISOLATION for 1 minute INRUSH CURRENT 20 115 VAC 40A 230 FUSING 2A STT for 115 230 HOLD UP 20 115 minimum see Note 3 OVERVOLTAGE DC OUTPUTS See OUTPUT table below Output 1 PROTECTION 5 output 6 2 0 5V aduistable 5 All other outputs track cutput f TEMPERATURE Operating 0 to 50 C at full rated power Storage 55 to 85 C SWI CHINO FREQUENCY 40 OUTFUT POWER Derate each output linearly Lo DERATING 50 rated output at 70 C EFFICIENCY 70 I IUMIDITY 5 Lo 95 RH non condensing CONDUC i ED EMI 0871 level 8 FCC Class 8 ALTITUDE 10 000 ft 40 000 ft non operatin TENMIPERATURE g COEFFICIENT 002 WEIGHT 7502 approximate OVERLOAD Foldback within 150 of total powe O
104. to jack J3 to talk to callers off air The system automatically assigns the aux phone and DTMF generator to the last selected line s bank If the phone on the AUX PHONE port J3 goes off hook any calls on that bank will route to that phone removing the feed to air The hybrid is turned off As long as the phone is off hook the auto routing is disabled and the dial assign buttons on Dual 10 line panels will not function Once the phone on the AUX PHONE port goes back on hook the system will auto route again the hybrid feed will be restored the appropriate hybrid will turn back on automatically and the dial assign buttons on Dual 10 line panels will again function as expected This is done so that calis on the air are not disturbed while the aux phone is in use 3 2 9 OLDER STYLE METAL SWITCH CONSOLE The older style Switch Consoles see the diagram can also be used with 1A2 5 4 software with the following limitations Because the older consoles only have three user buttons only FLASH BUSY and NEXT can be used The features that cannot be implemented are REC MODE REC STOP and DELAY DUMP The older consoles do not support lamp indications for the user buttons so when these buttons are pressed their associated lamp will not light or blink in any fashion The BUSY function will cause all lines in the busy group to blink their buttons rapidly while in the BUSY mode Also because these consoles do Telos 1A2 Interface Modu
105. uld be a button and lamp for each line Line 1 T OM Tip Ring to T O IM NEN Phone Network C eg LG LG LG A Common C HOLD Button Simplified Telephone Switching Circuit Music on hold This 15 one of the most variable and confusing issues with regard to key equipment Each line card with Music On Hold capability has two pins devoted to the music input Unfortunately many key svstems have these pins wired for another function so the systems have to be modified to bring the music into each card Special cards are made which usually have six transformers one for each of six lines and an amplifier on them These are usually mounted in special add on shelves in the KSU The transformers are used to provide isolation from line to line so that callers cannot talk to each other while they are together on hold If possible you should try to get a system pre wired and set up for Music On Hold Remember to specify MOH line cards if vou want this feature Telos 142 Interface Module Ver 04 INSTALLATION 15 Where to Get Key Equipment You face a choice here You can buv the equipment outright and install and maintain it vourself or vou can find a private interconnect companv to do the work for vou If finances are a consideration vou should strongly consider the do it yourself plan as installed key systems well cost five to ten times as much as the equipment purchased
106. uments Power Supply Information WARRANTY and APPLICATION CAUTION Ihis Warrantv covers the Products which are defined as the various audio equipment parts software and accessories manufactured sold and or distributed bv TLS Corporation d b a lelos Systems hereinafter Telos Systems With the exception of software onlv items the Products are warranted to be free from defects in material and workmanship for a period of one vear from the date of receipt bv the end user Software items are warranted to be free from defects in material and workmanship for a period of 90 davs from the date of receipt bv the end user The terms and conditions of Telos Svstems warranty in effect at the time of shipment shall applv In order to invoke this Warrantv notice of a warrantv claim must be received bv Telos Svstems within the above stated warrantv period and warranty coverage must be authorized bv Telos Svstems Notice of a warranty claim be made orallv by telephoning Telos Svstems at 1 216 241 7225 or in writing sent by facsimile to 1 216 241 4103 If Telos Systems authorizes the performance of warranty service and if Telos Svstems will be performing the warrantv service the defective Product must be delivered shipping prepaid to Telos Svstems 2101 Superior Avenue Cleveland Ohio 44114 USA If Telos Systems authorizes the performance of warranty service and if it authorizes another entity to perform that warranty servic
107. unction keeps lines from ringing in to the system by placing them on hold automaticallv This may be used for contests when vou want to clear the deck of calls before announcing the contest The first press of BUSY will seize the first line in the busy group then place it on hold will then scroll through the rest of the busy group one at a time If BUSY is pressed a second time all lines in the busy group will be seized and then released one at a time thus freeing those lines for new incoming calls This way call can jump the gun to get into your contest sweep first Should a line be manually released while in this mode by depressing the LINE button the key system will release the call from hold whereupon the interface will seize and hold the line again The system can place calls into busy only if hybrid 2 is idle The busy sequence will halt the instant hybrid 2 becomes active If this should happen lines that released while in busy will no longer continue to be re busied If the system was in the process of un busving this function will halt also The system will return to its normal busy sequence once hybrid 2 becomes inactive The LED above the BUSY button will blink whenever the system is in the busy mode If a line that 15 in the busy group is active on either hybrid when BUSY is first pressed it too will be busied out as soon as it is released from the hybrid Assigning Lines to the Busy Gro
108. up special key sequence will access the busy group assign function so that you can decide which lines should be allowed to busy out Pressing the button sequence BUSY will access the busy group assign function When the system is in this mode the console cannot affect line status or hybrid status nor can it show line status Once in this special assign function all lines that are currently in the busy group will blink their BAR LED at a very slow rate The system will default to all ten lines upon first time power up Lines not in the busy group will have no LEDs lit The TOP row of buttons on the console toggle the respective line in and out of the busy group Use the TOP row buttons to select and deselect what lines you want in the busy group by pressing those line buttons To save your set up and exit this special mode press BUSY again 40 Telos 1A2 Interface Module Ver 04 OPERATION 5 This button will create hook flash lines active but it follows the Keypad Select function For example Line 4 15 active on hvbrid 1 and Line 6 is active on hvbrid 2 The kevpad select is on the conference bank If FLASH 15 pressed a hook flash will be generated on Line 6 ONLY Line 4 will remain on air through hvbrid 1 This can be used to access Centrex functions or can be used just to drop a line to get new dial tone The LED above this button will blink during the hoo
109. vailable at low cost which has zero noise and distortion and verv good reliability We don t need or want all the fancv features that the new systems provide in an on air application We usually want for instance a simple one to one correspondence between lines and buttons rather than any kind of stacking or concentration A reconditioned KSU equipped for 10 lines can be purchased for around 5300 so cost is favorable Spare cards are about 6 so vou can keep them around for quick repair Compare this to the hundreds of dollars for spare boards for the electronic systems or the long waits for official repair service Integration With Electronic Phone Systems Most of the electronic svstems have ports intended for standard single line phones as well as for the fancy feature phones Since these ports look like Central Office lines with ring voltage talk battery etc they can be connected as inputs to key system channels just as a CO line would For instance this scheme allows the studio key phones to access WATS lines make in station calls and take calls that come in through the switchboard The phone people refer to this concept as using the Key behind the PBX Within this general concept there are two approaches to consider One is to segregate the studio lines onto the kev system only with these lines going directly to the KSU bypassing the electronic system altogether An extension or two off of the electronic system would allow ai
110. vailable from AMP P N 553983 1 IBM equiv 8310575 Also available from Digikey P N A4004 ND These connectors are excellent to use when trying to connect the RJ11C format to your in house shielded pairs possible give each data signal its own shield Shields should be tied together and run to station ground for best results LOCAL POWER SUPPLY INSTALLATION TELOS SYSTEMS INC M Res lt em MADE IN L S A 1 LONG LENGTH USE YOUR IN HOUSE SHIELDED PAIRS HERE Telos Oooo OOo 000 OOo OOO moo ogg ODO BILE BEL o af s 100 af e je m ND S E 8 E d E F gw Telos Dual 10 line Telos Switch Console Drop in Panels Telos Switch Console be placed up to 250 ft away from the Telos 1A2 Interface by using the Telos LocalPower Supply TYPICAL WIRING BETWEEN LOCAL P S AND INTERFACE WHT BLU 2 Inttc BLU WHT 2 Int c RCV g 3 int c XMT 3 XMT U WHT GHN 4 Data Ready GRN WHT 4 Data Ready 374 WHT BRN 5 GN ae BRN WHT AS wiring shown above From interface s to Local P S
111. without installation We strongly recommend not leasing kev equipment because of its low cost Many local interconnect suppliers have key svstems available either for direct sale or as part of an installed package Look in the phone book vellow pages for telephone equipment suppliers or interconnect companies Unfortunately some of the interconnect companies are verv reluctant to sell installation supplies and equipment without installation etc Best to shop elsewhere if vou encounter this attitude One good source of new key equipment and installation supplies is Graybar Electric They have branches in a number of cities If you cannot find a local source you could try the following suppliers We ve purchased from each of these and find their service and prices acceptable They have used and reconditioned equipment in addition to new systems Consolidated Communications Inc 28 Calvert Street Harrison NY 10528 914 835 5000 Phonotronics Inc 15229 S State Avenue Middlefield 44062 216 632 0236 Incidentally the Northern Telecom phones are much more attractive than the standard ITT or Western Electric sets The button banks are less rugged however If all eise fails call us at Telos for advice 16 Telos 1A2 Interface Module Ver 04 INSTALLATION Wrap Up on Key Systems As we were saving this stuff is pretty simple circuitrv It just looks intimidating because of all the wires and punch
112. yt 9 HOLIMS WHO 2 ON Ol1VW3H2S x IOl 9BEZB NOIS YY2X3 DILVWOLNV X18 NO NYO NN9 NTE LHM NY 9 034 038 15 134 15 SA 34 IKM N ae 13A NBO E 13S0NYH 99 ES 2 da Deb M n y 13SQNVH 85 07 15 3543138 Key System Reference KSP512 00A 3NOHd3 TAL W 94 24 FAUTEC POWER SYSTEMS 20 40 50 WATT SWITCHING POWER SUPPLIES WORLD CLASS POWER HAS NO BOUNDARIES UPS VDE SERIES Features e VDE 087 LEVEL and CLASS COMPLIANCE e UL 1950 FILE NO E133148 e CSA 1402C LEVEL 3 FILE NO 889164 e TUV APPROVED TO IEC 950 FILE 098290 e 90 260 CONTINUOUS UNIVERSAL INPUT LOW MINIMUM LOAD e HIGH 12V OUTPUT SURGE CURRENT FOR STARTING HARD DISK DRIVES INDUSTRY STANDARD 3 X 5 SIZE o de ba tra de WM 2 we te LI LJ rA S 3 X 5 DESCRIPTION These UL CSA and TUV approved dual output switchers arc the favorite choice among manufacturers of mass storage sud systems Compaubie applications are 37 hard drives 5 4 Rernovable Cartridge drives full height 5 hard drives optical drives helical scart tape drives and streaming tape drives On board EM filterin

Download Pdf Manuals

Related Search

Related Contents

IFS-10  User Manual User Manual  Sony DC-VF10 User's Manual  QUADVIEW plus Multi Viewer  Fiche pratique - Communauté Urbaine de Dunkerque  DAM-3060C User`s Manual  Sartorius PMA.Power_Modello PMA35001    MacBook Air  7 - SEW Eurodrive  

Copyright © All rights reserved. Failed to retrieve file