Clarion DRX9675z owner manual Troubleshooting, Editing/storing a P.EQ menu User memory

Page 15

AC PROCESSOR Operations

9. TROUBLESHOOTING

Editing/storing a P.EQ menu (User memory)

1.Select a P.EQ menu which you want to edit on the basis of.

2.Press ENT button $.

3.Press VOLUME buttons 2 up (w) or down (z) to select the item to be adjusted.

There are selections of correction channel, correction band, the center frequency, the Q- curve and gain adjustment available for the items to be adjusted.

The P.EQ adjustment contents are as follows:

Channel selection

Select the channel to be compensated (front or rear).

Selection of center frequency

Select the center frequency that you want to compensate from the range of 20Hz to 20kHz. (1/3 octave step, 31 points)

Selection of Q-curve

Set the sharpness of the Q-curve to one of the parameters: 1, 3, 5, 7 and 20.

Gain adjustment

Adjust the gain (output level) in the range of - 12dB to +12dB. (1dB step, 25 points)

About the compensation of frequency char- acteristics

See Figure 1 concerning the relationship of the center frequency, Q-curve (Q) and gain.

Level

 

 

 

 

 

 

Q curve (Q)

(dB)

 

 

 

 

 

 

 

 

 

 

Q=

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

f

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3dB

 

 

 

Gain

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(G)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

f

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

About the Q-curve (Q)

For the Q-curve (Q), setting larger values makes the curve sharper, setting smaller values makes the curve flatter. (Figure 2)

Selecting the Q-curve (Q) opposite to the fre- quency curve to be compensated makes the fre- quency characteristics flat.

Q curve (Q)

High

 

Low

Q curve; 20

 

Q curve; 1

 

 

 

Figure 2

4.Press the right side of SEARCH button 4 to move the cursor.

5.Press VOLUME buttons 2 up (w) or down (z) to make the adjustment.

6.Repeat steps 3 to 5 to complete the adjustment and press ENT button $.

7.Press and hold one of Direct buttons " for 2 seconds or longer to store the edited contents.

You can give a title to the user memory. For the inputting method of titles, refer to the section “Entering titles” in “Operations common to each mode”.

8.Press MODE button & three times or press and hold ENT button $ for 1 second or longer to return to the previous mode.

 

Problem

Cause

 

 

 

 

Measure

 

Power does not

Fuse is blown.

Replace with a fuse of the same amperage. If the

 

turn on.

 

fuse blows again, consult your store of purchase.

 

(No sound is

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

produced.)

Incorrect wiring.

Consult your store of purchase.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Nothing happens

The microprocessor has

Press the reset button for about 2 seconds with a thin

 

when buttons are

malfunctioned due to noise,

rod.

General

pressed.

etc.

 

 

 

 

 

 

 

 

 

 

 

Display is not

 

 

Reset button

 

accurate.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DCP or source unit

Wipe the dirt off with a soft cloth moistened with

 

 

connectors are dirty.

cleaning alcohol.

 

 

 

 

 

Compact disc

Another compact disc is

Eject the compact disc before loading the new one.

 

cannot be loaded.

already loaded.

 

 

 

 

 

 

 

There is a disc other than a

Press and hold OPEN button 6 for 2 seconds or

 

 

CD or foreign matter already

longer. The foreign matter is forcibly ejected.

 

 

in place.

 

 

 

 

 

CD

Sound skips or is

Compact disc is dirty.

Clean the compact disc with a soft cloth.

noisy.

 

 

Compact disc is heavily

Replace with a compact disc with no scratches.

 

 

 

 

 

scratched or warped.

 

 

 

 

 

 

Sound is bad

Water droplets may form on

Let dry for about 1 hour with the power on.

 

directly after

the internal lens when the

 

 

power is turned

car is parked in a humid

 

 

on.

place.

 

 

 

 

 

DSP

Poor sound

The equalizer levels are too

If the equalizer levels are too high, the sound may

quality

high.

distort. Lower the equalizer levels.

Frequency curve

Center frequency (F)

Frequency (Hz)

Figure 1

28 DRX9675z

DRX9675z 29

Image 15
Contents DRX9675z Features Cleaning HandlingStorage Display Items Function mode Removing the DCP Attaching the DCPDisplay / Afficheur / Visualizador Mode Radio CD changer Button MD changer Functions of Remote Control Unit ButtonsBasic Operations OperationsCD Operations Radio OperationsOther Handy Functions Setting the button illumination Other Handy Functions Adjusting the dimmer levelTurning the Extra output adjustment display on/off Setting the Background Spectrum AnalyzerCD Changer Operations Operations of AccessoriesSelecting an MD Switching disc titles and track titlesMD Changer Operations MD Changer Operations MD changer functionsTV Operations AC Processor operations AC Processor operations Selecting the standard mode orProfessional mode Setting the listening positionSelecting a VSE menu VSE effect ON/OFFEditing/storing a VSE menu User memory Selecting a P.EQ menuEditing/storing a P.EQ menu User memory TroubleshootingError Displays Specifications Memo

DRX9675z specifications

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