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1. IMPORTANT NOTICE : DO NOT MODIFY THIS UNIT!

This product, when installed as indicated in the
instructions contained in this manual, meets FCC
requirements.  Modifications not expressly approved by
Yamaha may void your authority, granted by the FCC, to
use the product.

2. IMPORTANT : When connecting this product to

accessories and/or another product use only high quality
shielded cables.  Cable/s supplied with this product
MUST be used.  Follow all installation instructions.
Failure to follow instructions could void your FCC
authorization to use this product in the USA.

3. NOTE : This product has been tested and found to

comply with the requirements listed in FCC Regulations,
Part 15 for Class “B” digital devices.  Compliance with
these requirements provides a reasonable level of
assurance that your use of this product in a residential
environment will not result in harmful interference with
other electronic devices.
This equipment generates/uses radio frequencies and, if
not installed and used according to the instructions
found in the users manual, may cause interference
harmful to the operation of other electronic devices.

Compliance with FCC regulations does not guarantee that
interference will not occur in all installations.  If this product
is found to be the source of interference, which can be
determined by turning the unit “OFF” and “ON”, please try
to eliminate the problem by using one of the following
measures:

Relocate either this product or the device that is being
affected by the interference.

Utilize power outlets that are on different branch (circuit
breaker or fuse) circuits or install AC line filter/s.

In the case of radio or TV interference, relocate/reorient the
antenna. If the antenna lead-in is 300 ohm ribbon lead,
change the lead-in to coaxial type cable.

If these corrective measures do not produce satisfactory
results, please contact the local retailer authorized to
distribute this type of product.  If you can not locate the
appropriate retailer, please contact Yamaha Electronics
Corp., U.S.A. 6660 Orangethorpe Ave, Buena Park, CA
90620.

The above statements apply ONLY to those products
distributed by Yamaha Corporation of America or its
subsidiaries.

3

Indoor FM Antenna

AM Loop Antenna

Audio connection cord

7

To prevent lightning damage, pull out the power cord and
remove the antenna cable during an electrical storm.

8

Be sure to read the “TROUBLESHOOTING” section on
common operating errors before concluding that your unit
is faulty.

FCC INFORMATION

SUPPLIED ACCESSORIES

After unpacking, check that the following parts are contained.

YAMAHA and the Electronic Industries Association’s
Consumer Electronics Group want you to get the most out of
your equipment by playing it at a safe level.  One that lets the
sound come through loud and clear without annoying blaring or
distortion – and, most importantly, without affecting your
sensitive hearing.  Since hearing damage from loud sounds is 

often undetectable until it is too late, YAMAHA
and the Electronic Industries Association’s
Consumer Electronics Group recommend you to
avoid prolonged exposure from excessive
volume levels.

We Want You Listening For A Lifetime

Summary of Contents for TX-470

Page 1: ...sence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert you to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance Explanation of Graphical Symbols CAUTION Na...

Page 2: ...nit has been exposed to rain or D The unit does not appear to operate normally or exhibits a marked change in performance or E The unit has been dropped or the cabinet damaged 16 Servicing The user should not attempt to service the unit beyond those means described in the operating instructions All other servicing should be referred to qualified service personnel 17 Power Lines An outdoor antenna ...

Page 3: ...is being affected by the interference Utilize power outlets that are on different branch circuit breaker or fuse circuits or install AC line filter s In the case of radio or TV interference relocate reorient the antenna If the antenna lead in is 300 ohm ribbon lead change the lead in to coaxial type cable If these corrective measures do not produce satisfactory results please contact the local ret...

Page 4: ...Outdoor FM antenna Indoor FM antenna included Outdoor AM antenna AM loop antenna included Ground 75 ohm antenna adapter 75 ohm 300 ohm antenna adapter 75 ohm coaxial cable 300 ohm feeder 75Ω UNBAL FM ANT GND AM ANT Outdoor FM antenna Indoor FM antenna included Outdoor AM antenna AM loop antenna included Ground 75 ohm antenna adapter 75 ohm 300 ohm antenna adapter 75 ohm coaxial cable 300 ohm feede...

Page 5: ... not included or a 75 ohm antenna adapter not included for connections Notes for FM antenna installation To minimize automobile ignition noise locate the antenna as far from heavy traffic as possible Keep the feeder cable or coaxial cable as short as possible Do not bundle or roll up excess cable The antenna should be at least two meters 6 6 feet from reinforced concrete walls or metal structures ...

Page 6: ...arth 6 CONNECTIONS TO THE AMPLIFIER Before making any connections switch OFF the power to this unit and the amplifier or other component Be sure that the connections from the left L and right R OUTPUT terminals are connected to the corresponding left and right input terminals of the amplifier or other component This unit has a remote control sensor It receives signals from a remote control transmi...

Page 7: ...TUNING method as described on the following page Normally if station signals are strong and there is no interference quick automatic search tuning AUTOMATIC TUNING is possible However if signals of the station you want to select are weak you must tune to it manually MANUAL TUNING AUTOMATIC TUNING 7 TUNING OPERATIONS Display information Displays the band and frequency of the received station Illumi...

Page 8: ...ous page 2 3 Tune to a desired station manually MANUAL TUNING 8 Note If you tune to an FM station manually it is received in monaural mode automatically to increase the signal quality TUNING MODE AUTO MAN L MONO TUNING AUTO goes off 2 3 ...

Page 9: ...selecting other pages in step 2 1 1 Select the page of preset station buttons 2 2 Select the desired preset station button Notes A new setting can be programmed in place of the former one For presets the setting of the reception mode stereo or monaural is stored along with the station frequency Memory back up The memory back up circuit prevents the programmed data from being lost even if the POWER...

Page 10: ...ter the automatic preset tuning is completed The display shows the frequencies of the first preset station stored to A1 Check the contents and the number of preset stations by following the procedure of the section To recall a preset station on the previous page To recall a preset station Simply follow the procedure of the section To recall a preset station on the previous page Notes The automatic...

Page 11: ...he transmitter is far away or the antenna input is poor Insufficient antenna input Not tuned correctly There is multi path interference The TUNING MODE button is set to the manual tuning mode The station is too weak The tuner has been unplugged for a long period Weak signal or loose antenna connections These noises result from lightning fluorescent lamps motors thermostats and other electrical equ...

Page 12: ...30 to 1 710 kHz U K Australia and Europe models 531 to 1 611 kHz Usable Sensitivity 200 µV m Selectivity 32 dB Signal to Noise Ratio 50 dB Image Response Ratio 40 dB Spurious Response Ratio 50 dB Harmonic Distortion 400 Hz 0 3 AUDIO SECTION Output Level Impedance FM 100 mod 1 kHz Except Europe model 50 mV 2 2 k ohms FM 40 kHz Dev Europe model 400 mV 2 2 k ohms AM 30 mod 400 Hz 150 mV 2 2 k ohms GE...

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