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TROUBLESHOOTING

 

Before assuming that your amplifier or receiver is faulty, check by following troubleshooting list which details corrective action which you can take yourself. If the fault persists, or is not ;ntioned 
in the list, turn off and disconnect the unit immediately, and get in touch with your nearest Yamaha dealer:

 

 

Fault

 

Cause

 

Cure

 

Power is not supplied even through the 
Power switch is turned on.

 

• The power plug is not securely plugged in.

 

• Plug it in securely.

 

No sound is heard.

 

•  The input slector is not set correctly.

 

•  The pin plug is not properly connected.

 

•  Press the correct input selector.

 

•  Check the connections.

 

There is no sound from one speaker.

 

• The pin plug is not properly connected.

 

• Check the connections.

 

Sound quality cannot be enhanced.

 

• The EQ button is not pressed.

 

• Press the EQ button.

 

Spectrum analyzer will not light up.

 

•  The input selector is not set correctly.

 

•  The correct DISPLAY mode button is not pressed.

 

•  Press the correct input selector.

 

•  Press the ANALYZER button.

 

Equalizer level will not light.

 

• The correct DISPLAY mode button is not pressed.

 

• Press the correct DISPLAY mode button.

 

Equalizer level of the desired channel 

will not light.

 

• The channel button is not set correctly.

 

• Press the desired channel button.

 

No pink noise during auto equalization.

 

• The microphone is not connected.

 

• Connect the supplied microphone to the MIC jack.

 

 
SPECIFICATIONS

 

Rated Output Voltage

 

[1 kHz, 0.1% T.H.D)   .....................................................   

7V

 

Rated Output Voltage   .................................................   

1V

 

Max. Input Voltage

 

(1 kHz)   ...........................................................................   

7V

 

Rated Input Voltage   ....................................................  

1V

 

Input Impedance  

............................................. 22 k-ohms

 

Frequency Response  ...........................

10 Hz — 50

 

kHz,

 

-1 dB

 

Center Frequencies    ..................   

30 Hz, 60 Hz, 120 Hz,

 

240 Hz, 480 Hz, 1 kHz, 2 kHz,  

4 kHz, 8 kHz, 16 kHz,

 

Equalizer Control Range  .......................................   

±12 dB

 

Signal-to-Noise Ratio (IHF A Network)

 

At 1V output

................................   113d8/2V, 107dB/1V

 

Total Harmonic Distortion

 

(20 Hz ~ 20 kHz, 1V output) 

................ Less than 0.006%

 

Maximum Output

 

(1 kHz, T.H.D. 0.1%).......................................................    

7V

 

Subsonic Filter Cutoff

 

Frequency

.................................   5 Hz — 30 Hz (Variable)

 

(12dB/Oct)

 

Microphone Input Sensitivity  ..................................

  0.3

 

mV

 

Power Requirements

 

General model   

............ 110/120/220/240V, 50/60 Hz

 

Europe model 

................................................  220V, 50 Hz

 

Australia and U.K. models

.............................. 240V, 50Hz

 

U.S.A. and Canada models  .........................

  120V, 60 Hz

 

Power Consumption

............................ Canada model: 14W

 

Except Canada model: 12W

 

Dimensions (W x H x D) .....................  

435 x 122 x 290 mm

 

(17-1/8"x 4-13/16" x 11-7/16")

 

Weight

....................................................... 3.8 kg (8 lbs. 6 oz.)

 

Accessories   

............................................ Pin plug cords (2)

 

Electret Condenser Mic (1)

 

Mic stand (1)

 

Remote Control Transmitter RS-EQ11 (1)

 

Dry battery, size "AA" (R06) type (3)

 

* Specifications subject to change without notice.

 

Содержание EQ-1100

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Страница 6: ...connected to other equipment 9 Do not attempt to clean the unit with chemical solvent as this might damage the finish Use a clean dry cloth 10 Be sure to read the Troubleshooting section for advice on common operating errors before concluding that your unit is faulty 11 Keep this manual in a safe place for future reference 12 Voltage selector General model only The voltage selector switch on the r...

Страница 7: ...B jacks to the tape deck s LINE OUT terminal and the REC OUT jacks to the tape deck s LINE IN jacks FRONT PANEL PARTS AND FUNCTIONS See Fig 4 1 POWER switch Press this switch to turn the unit ON Press the switch again to turn the unit OFF NOTE Even when the equalizer is not in use be sure that the power cord is connected and the POWER switch is set to ON Failure to do so may result in no sound or ...

Страница 8: ...the instruments themselves and has an effect on the delicacy and atmosphere of the music Boosting this level adds a delicate fresh sound to cymbals triangles etc 8 Preset memory buttons These buttons are used to store equalizer curves in the preset memory By storing desired curves in the memory they can be recalled by pressing these buttons Up to 4 equalizer curves can be stored in memory In addit...

Страница 9: ...r s FREQUENCY UP DOWN keys or the main unit s EQ LEVEL buttons adjust the level of the frequency with these keys 29 FREQUENCY UP DOWN keys These are used to select the frequency subject to manual adjustment of the equalizer level In the equalizer level display mode the dot of the level selected lights with high brightness for about 7 seconds In the analyzer display mode the lowest bar lights with ...

Страница 10: ...n the battery before use To avoid accidents Never disassemble heat or throw a battery into a fire When disposing deal with batteries as inflammable matter Do not short the and terminals directly When battery leakage occurs Wipe off the liquid in the battery compartment and replace the battery with new one BEFORE OPERATION DISPLAY MODES The display modes include the spectrum mode and equalizer leve...

Страница 11: ...he listening position and the arrangement of furniture and listening equipment Before starting auto equalization make the room s acoustic characteristic as flat as possible by arranging the positions of the speakers furniture etc NOTE Do not set the amplifier level too low or auto equalization will not start or end and even if it is performed the result is not always reliable 7 Press the AUTO ROOM...

Страница 12: ...LAST MEMORY FUNCTION The button setting and equalizer levels immediately before turning the power off are stored When the POWER switch is pressed ON again the setting and levels before power off will be recalled MEMORY BACKUP The button setting and equalizer levels in the last memory and the equalizer curves stored in the preset memories are stored even when the power cord has been disconnected fr...

Страница 13: ...lizer level of the desired channel will not light The channel button is not set correctly Press the desired channel button No pink noise during auto equalization The microphone is not connected Connect the supplied microphone to the MIC jack SPECIFICATIONS Rated Output Voltage 1 kHz 0 1 T H D 7V Rated Output Voltage 1V Max Input Voltage 1 kHz 7V Rated Input Voltage 1V Input Impedance 22 k ohms Fre...

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