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2

Cuts Off

Do not try to send too loud a signal down the 
telephone line otherwise this will be interpreted by the 
microprocessor as a disconnect signal. If the receive 
sound crackles or cuts off, reduce the output level 
(VR1) until a clear sound is received. If you have been 
connected for around three hours and then the 
TDS1S/R cuts off, check that the three hour timer link 
(J17) is disabled (out).

3

Too Quiet

There is a limit to how loud the signal is that can be 
sent down a telephone line. If the received sound is too 
quiet, the user will need an amplified telephone or 
better, a hands free telephone with volume control. 
Some models are louder than others so ask for a 
demonstration.

4

No Connection The TDS1 S/R seems to be working in MANual mode 

but won’t answer calls in AUTOmatic. Check that the 
telephone line works and that you are dialing the right 
number. Plug an ordinary telephone into the line jack 
and test the line. If you can make and receive calls, 
check the telephone lead between TDS1 S/R and 
telephone socket. There are two telephone line fuses 
within the TDS1 S/R. Disconnect the telephone line and 
test FS1 and FS2. 

5

No Audio

Check all the audio wiring for continuity. Ensure the 
audio signal is applied between XLR pins 2 and 3.

6

Storm

There was a storm and now the TDS1 S/R does not 
work. Return to base for repair and check.

7

Erratic

After connecting the facilities wiring, the TDS1 S/R 
becomes unreliable. Could be faulty wiring (intermittent 
joints or short circuits). Or the wiring could run close to 
a source of electrical interference eg thyrister lighting - 
re-route the cable.

8

Remote

Remote LED doesn’t work - Reverse the connections.

WARRANTY

The TDS1 S/R is guaranteed for a period of 1 year from the date of purchase 
provided that it has been used in accordance with all these instructions. This 
warranty specifically does NOT cover damage by lightning or user abuse and is 
on condition that the unit is returned by prior agreement, to the supplier. Repair 
or replacement is at the discretion of the supplier under the terms of this 
warranty.

In the unlikely event that your TDS1 S/R fails, please contact the supplier for a 
return address. When returning a unit, use the original packaging, be sure to 
include a return address and contact point, and include a brief description of the 
problem. We will provide a repair estimate if asked in advance. 

Содержание TDS1 S/R

Страница 1: ...re starting First of all plan your installation and decide where to fit your TDS1 S R It needs to be close to a telephone socket have mains power and an audio signal feed In MANual mode you will be us...

Страница 2: ...and the unit set for a 15V J8 input signal This might be typical of a low impedance loudspeaker where the signal is taken from directly across the loudspeaker Always start with link J5 and move towar...

Страница 3: ...connected together and both of these connect to the screen braid of the incoming audio feed cable The signal source can be any line level signal from 0 5V up to a 100V line speaker feed Taking the out...

Страница 4: ...listen to comments Release the switch when the answer is finished Note that switching by this method allows the TDS1 S R to be used as the listening end of a telephone hookup system where one location...

Страница 5: ...tation will quickly determine the optimum settings Release the call The TDS1 S R should clear down and reset Redial the TDS1 S R telephone line The TDS1 S R should again answer the call and connect to...

Страница 6: ...nt to extend the capabilities of the TDS1 S R It enables remote AUTO MAN switching and allows a remote Active light to be used The remote light can be very useful to indicate the TDS1 S R is in use an...

Страница 7: ...ly and insulate between pins Ensure that the switch on the TDS1 S R is set to MANual if you wish to use remote switching Otherwise the remote AUTOmatic mode will not work Socket 1 Press switch to Hold...

Страница 8: ...is important not to allow anyone to listen in Automatic Mode When set to AUTOmatic there is nothing to do the first incoming telephone caller is automatically connected to the sound system and remain...

Страница 9: ...tions where the volume is not adequate i e many miles from the serving telephone exchange use a handset with jack audio output This allows connection from the telephone line into a line input i e CD o...

Страница 10: ...connect the telephone line and test FS1 and FS2 5 No Audio Check all the audio wiring for continuity Ensure the audio signal is applied between XLR pins 2 and 3 6 Storm There was a storm and now the T...

Страница 11: ...ow anyone to dial into a sound system and listen live to the program audio feed In the AUTOmatic mode the TDS will answer the first incoming telephone call and connect the caller to the audio In the M...

Страница 12: ...TDS1 S R Manual Iss1 cdr...

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