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4

Connecting Antennas

FM Indoor Antenna

In an area with strong FM signals, the T-type FM antenna
provided with this unit is sufficient.
Extend the antenna into a “T” shape and connect the two
wires at the base of the “T” to the provided matching
transformer, as shown.

After completing connection, plug the transformer into the
“FM 75

Ω

” socket. Extend the top of the “T” and tune the

tuner to your favorite station (see page 8). Adjust the antenna
in a suitable location like a window frame or wall until the
reception is best and then affix the antenna in that position
using thumb tacks, push pins or any other suitable means.

CAUTION:

<

Switch off the power to all equipment before making
connections.

<

Read the instructions of each component you intend to use
with this unit.

<

Be sure to insert each plug securely. To prevent hum and
noise, avoid bundling the signal interconnection cables
together with the AC power cord or speaker cables.

AM Indoor Loop Antenna

The high-performance AM loop antenna provided with this
unit is sufficient for good reception in most areas.

Snap the supplied loop antenna into the hinge on the rear of
the unit, and connect the wires running out the loop antenna
to the AM terminals, as shown.
When you actually try listening AM programs later, you may
want to turn the loop antenna on the hinge for the best
possible reception.

AM Outdoor Antenna

If the AM loop antenna provided does not deliver sufficient
reception (often due to being too far from the transmitter or
in a concrete building, etc.), it may be necessary to use an
outdoor AM antenna.

Use either a high quality commercial AM antenna or, if not
available, an insulated wire more than 5 m (15 feet) long,
strip one end, and connect this to the terminal as shown.
The antenna wire should be strung outdoors or indoors near
a window. For better reception, connect the GND terminal to
a reliable ground.

Note:

Even when using an outdoor AM antenna, do not disconnect
the AM loop antenna.

FM Outdoor Antenna

In an area where FM signals are weak, it will be necessary to
use an 75-ohm unbalanced-type outdoor FM antenna.
Generally, a 3-element antenna will be sufficient; if you live in
an area where the FM signals are particularly weak, it may be
necessary to use one with 5 or more elements.

<

If you are using a 300-ohm antenna, connect it to the tuner
via the supplied matching transformer. (No need for it in
connecting a 75-ohm antenna.)

<

Disconnect the FM indoor antenna when using an outdoor
antenna.

AM outdoor antenna

AM indoor loop antenna

Содержание T-R680RS

Страница 1: ...9A10358500 AM FM Stereo Tuner OWNER S MANUAL Z T R680RS ...

Страница 2: ...a book case or similar unit The apparatus draws nominal non operating power from the AC outlet with its POWER switch in the off position The apparatus should be located close enough to the AC outlet so that you can easily grasp the power cord plug at any time An apparatus with Class construction shall be connected to an AC outlet with a protective grounding connection CAUTION TO REDUCE THE RISK OF...

Страница 3: ... the circuitry or electrical shock If a foreign object should get into the unit contact your dealer or service company When removing the power plug from the wall outlet always pull directly on the plug never yank the cord Do not attempt to clean the unit with chemical solvents as this might damage the finish Use a clean dry or slightly damp cloth Keep this manual in a safe place for future referen...

Страница 4: ... running out the loop antenna to the AM terminals as shown When you actually try listening AM programs later you may want to turn the loop antenna on the hinge for the best possible reception AM Outdoor Antenna If the AM loop antenna provided does not deliver sufficient reception often due to being too far from the transmitter or in a concrete building etc it may be necessary to use an outdoor AM ...

Страница 5: ...o connect the power cord to an AC outlet which supplies the correct voltage Hold the power plug when plugging or unplugging the power cord Never pull or yank on the power cord C B A Voltage Conversion Be sure to remove the power cord from the AC outlet before repositioning the voltage converter switch 1 Locate the voltage selector on the rear panel 2 Using a flat bladed screwdriver set to the appr...

Страница 6: ...ions instructions in this manual refer to the names of the buttons and controls on the front panel only Associated controls on the remote control will also operate similarly Unit Functions A D B E C F G H I J K L M A K C I H G B ...

Страница 7: ...other remote control devices using infrared rays are used near the unit it may operate incorrectly Conversely the other products may operate incorrectly Battery Installation POWER STANDBY ON Press this switch to turn the unit on or standby clock mode When using the remote control unit press the ON button to turn the unit on and press the STANDBY button to turn it standby Numeric buttons These are ...

Страница 8: ... stereo broadcasts are received in stereo The STEREO indicator lights on the display when an FM stereo broadcast is tuned in If the sound is distorted and the STEREO indicator light flashes the signal is not strong enough for good stereo reception In this case change to MONO mode Mono To compensate for weak FM stereo reception select this mode Reception will now be forced monaural reducing unwante...

Страница 9: ...if the number you enter in the rightmost column is wrong and all the preceding numbers are correct the tuner tunes to the nearest frequency available Sleep Timer SLEEP 90 80 70 or 10 The SLEEP indicator lights and the power will be switched off 90 80 70 or 10 minutes later Normal display The sleep timer is off When you set the sleep timer the display is dimmed automatically If you want to check th...

Страница 10: ...omatically without pressing the MEMORY button To store more stations repeat steps to If you store a new station to a channel the station previously stored in the channel will be overwritten 3 1 While the MEMORY indicator is blinking select a preset channel to store the station using the TUNING PRESET buttons and then press the MEMORY button 3 Up to 30 of the best received stations in your area wil...

Страница 11: ...ssing the corresponding button 1 If PRESET indicator is not lit press the TUNING MODE button to select the preset tuning mode 2 Select a preset channel using the numeric buttons or the TUNING PRESET buttons 3 Setting the Clock Press the TUNING PRESET TIME buttons to set the current hour 3 Press the TUNING PRESET TIME buttons to set the current minute 5 The clock starts from 00 second Press the TIM...

Страница 12: ...s stored in memory and the display returns to normal ON TIME blinks on the display Each time the TIME SET button is pressed the mode is changed as follows Normal mode Frequency or Clock TIME SET ON TIME OFF TIME Setting the stop time Press the TIME SET button three times 1 Press the TUNING PRESET TIME buttons to set the stop time hour and then press the MEMORY SET button 3 The minute value blinks ...

Страница 13: ...ation of the amplifier Cannot listen to any station or signal is too weak e Make sure the antenna is properly connected e Tune in the station properly e If a TV is near the unit turn it off e Install the antenna again after relocating it to a better reception position e An external antenna may be required Sound is noisy e Place the antenna as far away from a TV or a CD player as possible e If a TV...

Страница 14: ...o On x81 x73 xce xc2 Enable T R680RS sends out the display message default Echo Off x81 x73 xcf xc3 Disable T R680RS sends out the display message DeviceID x81 x73 xff xf3 Echo x81 x73 xff xf3 BIT 7 ICON BIT MAP 0 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 BIT 7 ICON BIT MAP 2 TIMER SLEEP BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 BIT 7 ICON BIT MAP 1 TIME MARK AUTO KHz Frequency dot MHz STEREO TUNE...

Страница 15: ...t notes 98 MHz 65 dBf Tuning Range 87 5 MHz 108 0 MHz 100 kHz steps Usable Sensitivity IHF Mono 11 2 dBf 50 dB Quieting Sensitivity Mono 15 dBf Stereo 20 dBf Total Harmonic Distortion 1 kHz Mono 0 4 Stereo 0 5 Frequency Response 30 Hz 15 kHz 1 1 5 dB Stereo Separation 1 kHz 40 dB Signal to Noise Ratio Mono 72 dB Stereo 70 dB AM Tuner Section Tuning Range 530 kHz 1 720 kHz 10 kHz steps Usable Sensi...

Страница 16: ...reet Mississauga Ontario L4Z 1Z8 Canada Phone 905 890 8008 TEAC MEXICO S A De C V Campesinos N 184 Colonia Granjas Esmeralda Delegacion Iztapalapa CP 09810 México DF Phone 525 581 5500 TEAC UK LIMITED Unit 19 20 The Courtyards Hatters Lane Watford Hertfordshire WD18 8TE U K Phone 0845 130 2511 TEAC EUROPE GmbH Bahnstrasse 12 65205 Wiesbaden Erbenheim Germany Phone 0611 71580 TEAC ITALIANA S p A Vi...

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