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Chapter 8: Electrical Specifications

AC Power Input

Voltage

TLS-4A: 115 VAC

15%

Frequency

49 to 61 Hz

Current

TLS-4A: 0.2 A maximum (nominal line voltage)

Fusing

0.25 A 5 x 20 mm slow blow

Unit dissipation

20 Watts maximum

Telephone Line Circuit (Loop Start)

On-hook voltage

-48

5 Volts (Tip positive referenced to Ring)

Short circuit loop current

< 30 milliamps

Minimum loop current

18 milliamps with a 500-ohm loop

Transmission Specifications

Nominal impedance

900 ohms

Insertion loss

Switchable between 3.4 dB and 16 dB

2 dB @ 1 kHz

when two lines are connected

Ring Source

Ring voltage

78 VAC

10% AC @ 20 HZ sinewave

Ring frequency

Selectable 20, 25, 30, 60

5% Hz

Drive capacity

Up to 5 ringer equivalents (5 REN) total @ 20 HZ
sinewave

Ring termination on answer

Within 250 ms

Ring waveform

Selectable step approximated sine or square wave

DTMF Detection

Frequency accept

(1.5% + 2 Hz)

Frequency reject

3.5%

Tone-on time

40 ms minimum

Tone-off time

40 ms minimum

Amplitude

+4 to -18 dBm per frequency

Twist

6 dB or less

Rotary Dialing Detection

Rate

8 to 22 PPS

Percent break range

40% to 80% (LSSGR 6.3.4.6)

Break time

18 ms minimum, 100 ms maximum

Make time

9 ms minimum, 75 ms maximum

Interdigit time

300 ms minimum

End-of-digit detection

100 ms minimum

Loop Current Detect

Minimum off-hook current

15 mA

Maximum on-hook current

10 mA

Off-hook detect time

100 ms max

On-hook detect time

>Flash

Hook flash detect time

300 - 1100 ms (must detect)
<280 ms > 1120 must not detect

Telephone Line Simulator 4A

Page 44

Содержание TLS-4A

Страница 1: ...Telephone Line Simulator TLS 4A and TLS 5X User s Manual 40 400 00033 Rev C ...

Страница 2: ...ltone Corporation All Rights Reserved Trademarks Teltone is a registered trademark of Teltone Corporation Windows is a registered trademark of Microsoft Corporation Other company and product names may be trademarks or registered trademarks of their respective owners Teltone Corporation Bothell Washington 98021 USA Customer Service 425 951 3388 Technical Support 425 951 3390 Fax 425 487 2288 Email ...

Страница 3: ...4A 9 Chapter 4 Operation 10 Setting up a conference call 10 Transferring a call 10 Using the Audio Port 12 Making a Tape on a Tape Recorder 12 Generating a Tape from a Telephone 13 Figure 2 Audio Port Connector Cable 13 Playing a Message from the Audio Port 14 End of Message Tape Sequence 16 Figure 3 End of Message Tape Sequence 16 Chapter 5 Testing Equipment and Installations 17 Testing Key Syste...

Страница 4: ... Command Format 23 Command Dictionary 24 Systemwide Commands 28 Per line Commands 32 Chapter 7 Warranty Troubleshooting and Return 41 Warranty Information 41 Troubleshooting 41 Figure 6 Fuse Holder Location 41 Return Procedures 42 Technical Support 43 Chapter 8 Electrical Specifications 44 Chapter 9 Ordering Information 46 Appendix A Glossary 47 Appendix B Programming Quick Reference 48 Index 51 T...

Страница 5: ...ur home consult your dealer or local power company 8 Do not allow anything to rest on the power cord Do not locate this product where the cord will be abused by persons walking on it 9 Do not overload wall outlets and extension cords as this can result in fire or electric shock 10 Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or s...

Страница 6: ... reasonable protection against harmful interference in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be req...

Страница 7: ...isplays As a teaching aid with the audio port configured to allow monitoring and or recording of a telephone conversation for example when teaching children to use 9 1 1 Testing telephone or key system installations Limited testing of loop start PBX installations Static Protection Use standard precautions in discharging electrostatic buildup before operating this equipment or any other electrical ...

Страница 8: ... When either party goes on hook the off hook line receives about 2 seconds default of silence followed by dial tone or Cutoff on Disconnect See command 38 Forced Disconnect on page 38 for more information Physical Description The TLS 4A is a portable unit weighing just over 4 pounds A detachable power cord is supplied with the TLS 4A As shown in Figure 1 the front panel provides four modular RJ 11...

Страница 9: ...k press and hold for 1 second to place the TLS 4A in programming mode Center ON POWER ON Press and release the top portion of the switch Bottom OFF POWER OFF LED Operation The table below explains how the LEDs on the TLS 4A front panel operate and what the different blinking patterns indicate Table 2 LED Indicators Indicator State Description Line 1 Line 4 ON Line is off hook Flashing fast on off ...

Страница 10: ... codes Audio Port The audio port can be configured for immediate or dial access or as a monitor may allow single or multiple lines to be connected simultaneously and can vary the method of turning off the recorded message Distinctive Ringing The ring cycle timing for the first number on each line is always the standard 2 seconds on 4 seconds off The ring cycle timing for the second number on each ...

Страница 11: ...dio port calls arriving when the audio port is already in use will get busy tone Uses for Off Hook Modes A detailed explanation of command 32 Off Hook Modes is provided in Chapter 6 Standard Mode This provides normal dialing features Hot Line Mode Hot line mode is normally used to ring one phone automatically the moment you pick up another To use this feature program the off hook mode for the line...

Страница 12: ... next with multiple lines set to the same phone number it simulates a group of lines with a single pilot number like the trunks into a PBX system Ring first available will always ring the lowest non busy line This will cause the lowest line to receive the most calls Ring next will ring the next non busy line in sequence above the last one to have rung Ring all will ring all the lines until one goe...

Страница 13: ...or play a recorded tape message refer to Generating a Tape later in this chapter Demonstrating Equipment Caution The TLS 4A generates 95 V ringing voltage Be sure the TLS 4A power switch is off before handling any cord ends To demonstrate equipment do the following With two devices connected to the TLS 4A place a call from one device to the other by dialing the number of the other device The defau...

Страница 14: ...es the TLS may have been programmed already Testing key system and PBX lines Connect the TLS 4A lines to Tip and Ring of PBX or key system central office loop start trunks E M DID or ground start trunks cannot be tested with the TLS 4A If a ground reference is required connect a 0 080 inch diameter pin tip probe to the chassis ground reference jack on the unit back panel Figure 1 Figure 4 shows th...

Страница 15: ...Reference Manual Chapter 3 Installation 40 400 00033 Rev C Page 9 Figure 1 Telephone Line Simulator ...

Страница 16: ...tween two parties as described in Demonstrating Equipment on page 7 Step 3 Flash the line Press the FLASH button if the telephone has one or momentarily press the button in the telephone handset cradle Step 4 Dial third number Dial a third number Step 5 Flash the line After the third party answers send a flash to reconnect the second party With three parties connected you can add a fourth party by...

Страница 17: ...1 light blinks and confirmation tone three beeps is heard Step 2 Enter command With a telephone plugged into Line 1 enter the following 34 1 Listen for three beeps indicating that the command is accepted If you do not hear the beeps refer to Chapter 6 Programming Step 3 Hang up Hang up the telephone On Lines 2 3 or 4 Step 1 Access Program Mode Lines 2 3 and 4 must be on hook Lift the handset at th...

Страница 18: ...ecorders without automatic or dynamic level control because automatic level control can amplify background noise ruining the silent period at the end of the message Notes 1 Always use a new tape or one that has been erased because the TLS 4A looks for three seconds of silence followed by a sound for an end of message indication See End of Message Tape Sequence at thend of this section 2 Be sure th...

Страница 19: ...g a Tape from a Telephone Step 1 Program audio port With a tone DTMF telephone connected to Line 1 lift the handset and press the MAN RING switch position until the Line 1 light blinks and confirmation tone three beeps is heard Enter 33 1 This enables Audio Port Permission for Line 1 You will hear three beeps if the command is accepted Enter 05 1 0 0 This configures the audio port for immediate ac...

Страница 20: ...ack Note Cable colors will vary depending on manufacturer Step 3 Turn on player Turn on the cassette recorder player and press the RECORD button Step 4 Lift handset Lift the Line 1 telephone handset The AUDIO light turns on Step 5 Speak message Speak the message taking care that you do not pause for more than three seconds before the end of the message Step 6 End message At the end of the message ...

Страница 21: ...onnectors at the other end of the cable to the audio source as follows Connect the small gray cable to the control jack Connect the black cable to the audio output from the source The large gray cable is not used Note Cable colors will vary depending on manufacturer See Figure 2 Apply power and turn on the audio source e g tape recorder Step 3 Play message Lift the Line 1 telephone handset The mes...

Страница 22: ...ore the end of message sequence is found the tape will continue to run and cue itself for the next message If no audio was heard from the tape if the tape was blank or not connected the control will be turned off when the phone hangs up Multiple copies of the message may be consecutively recorded on a long tape which would need to be manually rewound at the end of the tape or a single message may ...

Страница 23: ... VAC referenced to ground alternating polarity Be sure the TLS 4A power switch is off before handling any cord ends or alligator clip cables Manual Continuous Ring Test Connect a telephone to Line 1 of the TLS 4A With Line 1 on hook press and hold the front panel switch in the MAN RING position Verify that the telephone rings continuously while the button is depressed and that the Line 1 indicator...

Страница 24: ...ond on 1 off 1 on and 3 off Hang up Go off hook on Line 1 and dial the second phone number for Line 2 Verify that Line 2 rings with the programmed ring cadence Dial Pad Check The following verifies that all seven frequencies generated by the tone pad are operating and that the telephone can receive audio signals Connect the telephone under test into TLS 4A Line 1 Go off hook on Line 1 and press an...

Страница 25: ...he programmed response Hang up the telephone Test Numbers The following numbers are used to demonstrate or to test how a device responds to dial tone busy tone reorder tone and silence All of the numbers listed below are default settings and can be changed To change the defaults for these commands please see page 39 To test a device s response to dial tone Lift a handset from a phone on any of the...

Страница 26: ...lent Off hook Mode If an indefinitely open silent line that is a line that will not revert to dial tone after a timeout period is desired for test purposes this can be set up by selecting 2 silent when programming command 32 See Chapter 6 for more information Telephone Line Simulator 4A Page 20 ...

Страница 27: ...Reference Manual Chapter 5 Testing Equipment and Installations 40 400 00033 Rev C Page 21 Figure 4 Clip Cable Connectors Used with Terminal Block Figure 5 Key System Test Connections ...

Страница 28: ...that is they must be set separately for each line Note If command 08 is set to 0 disabled you will not hear three confirmation beeps nor the error tone To access Program mode As explained below there are two methods of accessing programming mode Generally you can use either one The second method 99 cannot be used if the TLS 4A is programmed for hot line or direct audio port access on Line 1 Lift t...

Страница 29: ...aving multiple data fields can be abbreviated if the latter fields are to be set to zero For example 05 2 sets the audio access port to dial access single user disconnect at off hook If the TLS 4A accepts the code you will hear a confirmation tone of three short beeps If the code is rejected you will hear the error tone If you hear error tone verify that the code and values you are trying to enter...

Страница 30: ...all commands entered are for Line 1 until another line 2 through 4 is selected Appendix B provides a quick reference list of commands Command Number Command Description Page Systemwide Commands 99 Use this command to enter programming mode 28 00 Reset to defaults Use this command to erase programming and return to the original settings There is no default for this command 28 01 Program Line 1 Ente...

Страница 31: ...r a command is entered correctly or an error tone if the command is incorrect If you do not want to hear any tones enter 08 0 The default is enabled you will hear confirmation and error tones 31 09 Device Disconnect Timer Use this command to set the amount of time that the TLS waits before sending a forced disconnect to the other device The default is x 20 or 2 seconds 31 Per line commands Note A ...

Страница 32: ...d to set the response that calls from other lines will get when calling this line busy signal or reorder tone The default is a busy signal 34 31 Response to Invalid Number Use this command to set the tone heard if someone dials an Invalid number from this line The options are busy reorder ringback silence and connect to audio port The default is reorder tone 34 32 Off hook Hot Line Silent Normal U...

Страница 33: ...respond with busy tone until you hang up The default number is 83782 TEST2 39 62 Reorder Tone Number Use this command to program a number that will respond with reorder tone until you hang up The default number is 83783 TEST3 39 63 Ringback Tone Number Use this command to program a number that will respond with ringback tone until you hang up The default number is 83784 TEST4 39 64 Silence Number ...

Страница 34: ...To restore defaults for Line 3 enter 00 3 00 3 To restore defaults for Line 4 enter 00 4 00 4 01 04 Select Line 1 2 3 or 4 for Programming This command selects Line 1 2 3 or 4 so you can set any of the per line programmable features commands 11 52 and 90 99 for Line 1 Note Use this command only if you have previously selected another line for programming On the first access to programming mode Lin...

Страница 35: ...first line on which the handset is lifted if permitted by the setting of command 33 and the call including dialing will be recorded To use this mode the command must be entered as shown below 05 0 0 0 where The command must be entered as shown above Immediate access The audio port is connected directly to one or more lines if permitted by the setting of command 33 No dial tone is given and dialing...

Страница 36: ...s the dial access number when the system is configured for dial access see command 05 To set the dial access number enter 06 x where x is a 1 to 16 digit number digits 0 through 9 default 411 To delete the current audio port access number enter 06 07 Ring Type This command selects the ringing frequency The frequencies listed below are within 5 of nominal The square wave options are intended for us...

Страница 37: ...ven default enter 08 1 09 Device Disconnect Timer This command sets the time that the TLS 4A will wait before sending a disconnect to a line remaining off hook at the end of a conversation after other line s are on hook Default is 20 or 2 seconds Please refer to command 38 Forced Disconnect on page 38 09 x where x is a number between 10 200 representing tenths of seconds For example x 199 19 9 sec...

Страница 38: ... unlike the first number see command 23 on page 34 Enter the following to set the second number for the selected line 12 xx x where xx x is any number up to 16 digits long Any combination of digits 0 through 9 may be used default 201 through 204 for Lines 1 through 4 respectively 13 Dial Tone Hot Line Number Entry This command can serve either of two purposes If the dialing mode see command 32 on ...

Страница 39: ... Network Response Delay This command determines the delay time from end of dialing until a network response ringback and ringing to the called line busy or reorder for the originating port This does not apply to the test numbers programmed by commands 60 64 To set the network response delay enter 21 x where x is a number between 0 and 511 representing tenths of seconds 511 51 1 seconds Default 0 2...

Страница 40: ...1 second on 3 seconds off To disable ringing enter 23 To set the first on time and first off time to 30 and set the rest to 0 for continuous 3 second off 3 second off ringing enter 23 30 To set the on time to 30 and the first off time to 0 i e continuous ringing enter 23 30 0 30 Response to Busy Determines the response that will be given to callers on other lines if this line is busy when dialed T...

Страница 41: ...usy tone x 1 callers will hear reorder tone default x 2 callers will hear ringback tone x 3 callers will hear silence x 4 callers will be connected to the audio port 32 Off hook Modes This command may be used for either of the following 1 To enable the line to ring another line without dialing i e ringdown mode or hot line A ringdown number must also be programmed see command 19 2 To provide a qui...

Страница 42: ...this line default enter 33 1 34 Flash Detection This command determines whether or not the TLS 4A will recognize a flash issued on this line A flash is used to signal for services such as calling an attendant setting up a conference call or transferring a call A flash can be executed either by using the FLASH button on phones that have one or by momentarily pressing the switch in the telephone han...

Страница 43: ...numbers For example To setup a hunt group consisting of Lines 3 and 4 enter 03 to select Line 3 12 789 second number is 789 04 select Line 4 12 789 second number is 789 Note If you pick up one of the phones in the hunt group and place a call to the hunt group number the next higher line will ring If you pick up the phone on Line 3 from the hunt group in the above example and call 789 Line 4 will r...

Страница 44: ...her this line gets a forced disconnect when the other line goes back on hook To enable default forced disconnect enter 38 1 Note The TLS 4A cannot ring one line while sending a forced disconnect to another If these actions are attempted simultaneously either the ringing or the forced disconnect will be delayed until the other is finished To disable forced disconnect enter 38 0 39 Tone Following Di...

Страница 45: ... Number This command programs a number that you can dial to hear reorder tone It is used to test or demonstrate how a device responds to reorder tone 62 x where x 0 16 digits 83783 or TEST3 default 63 Ringback Tone Number This command programs a number that you can dial to hear ringback tone It is used to test or demonstrate how a device responds to ringback tone 63 x where x 0 16 digits 83784 or ...

Страница 46: ...e 4 programming to this line enter 90 4 99 Programming Query This command is used to find out the current setting for any programmable feature The TLS 4A will give a voice response to query commands Enter the query command as 99 xx where xx is any command code The following commands give special results 99 99 A voice speaks digits 0 through 9 99 98 A voice speaks the firmware version number 99 00 ...

Страница 47: ...oes not come on when the unit is plugged in and turned on try changing the fuse The active fuse and a spare are both located in a holder on the back panel of the unit below the power plug as shown in Figure 6 1 To remove the fuse holder insert the blade of a small screwdriver into the groove at the bottom of the power plug and push outward 2 The active fuse is the one farthest from the labeled pan...

Страница 48: ...s not come on return the unit for repair as instructed below Return Procedures If a unit is found to be defective contact Teltone customer service to obtain a RMA Return Material Authorization number and shipping instructions When returning units provide the following information Unit model number unit part number and serial number obtained from the Unit ID label on the bottom of the unit Teltone ...

Страница 49: ... For technical assistance on this product call Teltone technical support at 425 951 3390 or send an email to support teltone com Reference Manual Chapter 7 Warranty Troubleshooting and Return 40 400 00033 Rev C Page 43 ...

Страница 50: ...30 60 5 Hz Drive capacity Up to 5 ringer equivalents 5 REN total 20 HZ sinewave Ring termination on answer Within 250 ms Ring waveform Selectable step approximated sine or square wave DTMF Detection Frequency accept 1 5 2 Hz Frequency reject 3 5 Tone on time 40 ms minimum Tone off time 40 ms minimum Amplitude 4 to 18 dBm per frequency Twist 6 dB or less Rotary Dialing Detection Rate 8 to 22 PPS Pe...

Страница 51: ...pedance 10 k ohms Audio gain jack to Tip Ring 10 5 dB 10 dBm out with 1 V in Audio Out impedance 600 ohms Audio gain Tip Ring to jack 0 dB Relay contact rating 1 Form A contact 100 volt maximum 1 mA maximum 30 volt amps maximum Connector pinout Pin 1 relay contact Pin 2 ground Pin 3 relay contact Pin 4 audio in to TLS 4A Pin 5 audio out from TLS 4A Shell ground ground Mechanical Specifications Dim...

Страница 52: ...39 03 replacement AC power cord three pronged power cord No 18 3 type SVT rubber with NEMA 5 15 P male SPH 386 female connectors Replacement Fuses Below are a list of fuses with their part number and manufacturer s name which you can purchase from an electronics distributor Bussman GMD 250mA SAN O Industrial Corporation SD6 250 Littlefuse 239 250 Bel 5TT 250MA Telephone Line Simulator 4A Page 46 ...

Страница 53: ... line seizure by applying a local resistance up to 550 ohms from ground to the tip conductor Key telephone system A telephone system in which the telephones have multiple buttons that permit a user to select outgoing or incoming Central Office phone lines directly LED or light Light emitting diode A semiconductor diode that emits light when a current is passed through it Used for status and inform...

Страница 54: ...iple user z 0 disconnect at on hook z 1 disconnect at end of message dial access single user on hook 05 2 0 0 Audio Port Access Number 06 x x 0 16 digits 411 06 411 Ring Type 07 x x 0 20 Hz synthesized sinewave default x 1 25 Hz synthesized sinewave x 2 30 Hz synthesized sinewave x 3 60 Hz synthesized sinewave x 4 20 Hz squarewave x 5 25 Hz squarewave x 6 30 Hz squarewave x 7 60 Hz squarewave x 0 ...

Страница 55: ...ponse to Busy 30 0 busy tone busy 30 0 30 1 reorder tone Response to Invalid Number 31 x x 0 busy x 1 reorder x 2 ringback x 3 silence reorder 31 1 Off hook hotline silent normal 32 0 normal normal 32 0 32 1 hotline ringdown 32 2 silent Audio Port Permission 33 0 disable enable 33 1 33 1 enable Flash Detect 34 0 disable enable 34 1 34 1 enable Hunt Mode 35 x x 0 off x 1 ring all x 2 ring first ava...

Страница 56: ...eorder Tone Number 62 x x 0 16 digits 83783 or TEST3 Ringback Tone Number 63 x x 0 16 digits 83784 or TEST4 Silence Number 64 x x 0 16 digits 83785 or TEST5 Clone Line x 90 x x 1 clone from Line 1 x 2 clone from Line 2 x 3 clone from Line 3 x 4 clone from Line 4 Programming query 99 x x any valid command code 05 and higher ...

Страница 57: ...ipment tests dial pad check 18 nonstandard ring cadence 18 telephone handset 19 Exit from programming mode 24 F Flash detection Enable disable 36 Flash detection enable 11 Forced Disconnect programming 38 Fuse How to change 41 H Hunt Mode ring first ring all 6 ring next 6 Hunt mode programming 36 I Illustrations Fuse holder location 41 Indicators 3 Installation 7 9 Installation tests call progress...

Страница 58: ... telephone number entry 32 Select See also Program Select Silent line setup 20 36 Specifications 44 45 Static protection from 1 Switches 3 Switchhook flash detection Enable disable 36 Systemwide programming commands 28 29 T Tape generating from telephone 13 generating on tape recorder 12 Tape Recorders compatibility 12 Technical Support 43 Telephone number entry 32 Test Numbers busy tone 19 39 dia...

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