Sony CDX-C7500 User Manual

FM/AM Compact Disc Player

3-865-913-31 (1)

Operating Instructions Manual de instrucciones

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For installation and connections, see the supplied installation/connections manual.

Para obtener información sobre la instalación y las conexiones, consulte el manual de instalación/conexiones suministrado.

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CDX-C7500

 1999 by Sony Corporation

Welcome !

Thank you for purchasing the Sony Compact Disc Player. This unit lets you enjoy a variety of features as well as an optional rotary commander or a wireless remote.

In addition to the CD playback and radio operations, you can expand your system by connecting an optional CD/MD unit*1. When you operate this unit or a connected optional CD unit with the CD TEXT function, the CD TEXT information will appear in the display when you play a CD TEXT disc*2.

*1You can also connect a CD changer, an MD

changer, a CD player, or an MD player.

A CD TEXT disc is an audio CD that includes

information such as the disc name, artist name, and track names. This information is recorded on the disc.

Table of Contents

This Unit Only With Optional Equipment

Location of controls ................................................. 4

Getting Started

Resetting the unit ................................................ 6

Detaching the front panel .................................. 6

Setting the clock .................................................. 7

CD Player

Listening to a CD ................................................ 8

Playing a CD in various modes ........................ 9

Radio

Memorising stations automatically

— Best Tuning Memory (BTM) ................. 10

Memorising only the desired stations............ 10

Receiving the memorised stations .................. 10

Storing the station names

—Station Memo ........................................... 11

Locating a station by name

— List-up ...................................................... 12

CD/MD Unit

Playing a CD or MD ......................................... 17

Playing tracks repeatedly

— Repeat Play ............................................. 18

Playing tracks in random order

— Shuffle Play .............................................. 18

Labelling a CD

— Disc Memo ............................................... 19

Locating a disc by name

— List-up ...................................................... 20

Selecting specific tracks for playback

— Bank .......................................................... 20

Other Functions

Labelling the rotary commander .................... 13

Using the rotary commander .......................... 13

Adjusting the sound characteristics ............... 14

Attenuating the sound ..................................... 14

Changing the sound and display settings ..... 15

Boosting the bass sound

— D-bass ....................................................... 15

Adjusting the frequency of the speakers

and the subwoofer(s) ........................................ 16

Additional Information

Precautions......................................................... 21

Maintenance....................................................... 22

Dismounting the unit ....................................... 23

Specifications ..................................................... 24

Troubleshooting guide ..................................... 25

Location of controls

SOURCE

SOUND

OFF

SHIFT

MODE

SEEK/AMS

Refer to the pages for details.

OPEN

DSPL LIST

OFF

D - BASS

10234567891

CDX-C7500

1 SEEK/AMS (seek/Automatic Music

Sensor/manual search) control 9, 10, 11, 18, 20

2 MODE (band/unit select) button

10, 17, 19

3 6 (eject) button (located on the front

side of the unit behind the front panel) 8

4 SOURCE (source select) button

8, 10, 16, 17, 19

5 Dial (volume/subwoofer volume/bass/

treble/left-right/rear-front control) 7, 11, 12, 14, 19

6 SOUND button 14 7 Display window 8 DSPL (display mode change) button

8, 11, 12, 17, 19

9 OPEN button 6, 8, 22 !º LIST button

Station Memo 11, 12 Disc Memo 19 List-up 12, 20

!¡ Reset button (located on the front side

of the unit behind the front panel) 6

!™ OFF button 6, 8 !£ SHIFT button

PLAY MODE 10, 11, 20, 21 REP 9, 18 SET UP 7, 9, 15, 16, 17, 18 SHUF 9, 18

!¢ Frequency Select switch (located on the

bottom of the unit)

See “Frequency Select Switch” in the Installation/Connections manual.

!∞ During radio reception:

Number buttons 10

During CD/MD playback:

Direct disc selection buttons 18, 20

!§ Receptor for the optional wireless

remote

!¶ D-BASS control 15

Optional wireless remote (RM-X47)

The corresponding buttons of the wireless remote control the same functions as those on this unit.

1 OFF button 2 SEEK/AMS button 3 (–) (+) buttons 4 ATT button 5 SOUND/SEL button

SOURCE

REW

–

SEEK

AMS

PRESET

DISC

SOUND

SEL

MODE

DIR

OFF

–

ATT DSPL

6 DSPL button 7 PRESET/DISC button

You cannot perform manual search or manual tuning with the wireless remote.

8 SOURCE button 9 MODE/DIR button

Getting Started

Attaching the front panel

Place the hole a in the front panel onto the spindle b on the unit as illustrated, then push the left side in.

Resetting the unit

Before operating the unit for the first time or after replacing the car battery, you must reset the unit. Remove the front panel and press the reset button with a pointed object, such as a ballpoint pen.

Reset button

Notes

• Pressing the reset button will erase the clock setting and some memorised functions.

• When you connect the power supply cord to the unit or reset the unit, wait for about 10 seconds before you insert a disc. If you insert a disc within these 10 seconds, the unit will not be reset, and you will have to press the reset button again.

Detaching the front panel

You can detach the front panel of this unit to protect the unit from being stolen.

Before detaching the front panel, be sure to press (OFF) first. Then press (OPEN) to open the front panel, then slide the front panel to the right side, and pull out the left side of the front panel.

Notes

• Be sure not to attach the front panel upside down.

• Do not press the front panel too hard against the unit when attaching it.

• Do not press too hard or put excessive pressure on the display window of the front panel.

• Do not expose the front panel to direct sunlight or heat sources such as hot air ducts, and do not leave it in a humid place. Never leave it on the dashboard of a car parked in direct sunlight or where there may be a considerable rise in temperature.

Notes

• Be sure not to drop the panel when detaching it from the unit.

• If you detach the panel while the unit is still turned on, the power will turn off automatically to prevent the speakers from being damaged.

• When carrying the front panel with you, use the supplied front panel case.

Caution alarm

If you turn the ignition key switch to the OFF position without removing the front panel, the caution alarm will beep for a few seconds. If you connect an optional power amplifier and do not use the built-in amplifier, the beep sound will be deactivated.

Setting the clock

The clock uses a 12-hour digital indication.

Example: To set the clock to 10:08

1 Press (SHIFT), then press (3) (SET UP)

repeatedly until “CLOCK” appears.

1 Press (5) (n).

The hour indication flashes.

2 Set the hour.

to go backward

SOURCE

to go forward

3 Press (5) (n).

2 Press (SHIFT).

The clock starts.

3 Press (SHIFT).

After the clock setting is complete, the display returns to normal playback mode.

The minute indication flashes.

4 Set the minute.

SOURCE

to go backward

to go forward

CD Player

Listening to a CD

1 Press (OPEN) and insert the CD.

Labelled side up

Changing the display item

Each time you press (DSPL) during CD or CD TEXT disc playback, the item changes as follows:

Track number/

Elapsed playback time

Disc name*

*1If you inserted a non-CD TEXT disc, “NO NAME”

appears in the display.

*2If you play a CD TEXT disc, the artist name

appears in the display after the disc name. (Only for CD TEXT discs with the artist name.)

/Artist name*

Track name*

Clock

2 Close the front panel.

Playback starts automatically.

If a CD is already inserted, press (SOURCE) repeatedly until “CD” appears to start playback.

CD indication

Note

To play back an 8 cm CD, use the optional Sony compact disc single adapter (CSA-8).

To Press

Stop playback (OFF) Eject the CD (OPEN) then 6

Elapsed playing time

Track number

After you select the desired item, the display will automatically change to the Motion Display mode after a few seconds. In the Motion Display mode, all the above items are scrolled in the display one by one in order.

Tip

The Motion Display mode can be turned off. (See “Changing the sound and display settings” on page 15).

Automatically scrolling a disc name

— Auto Scroll

If the disc name, artist name, or track name on a CD TEXT disc exceeds 8 characters and the Auto Scroll function is on, information automatically scrolls across the display as follows:

• The disc name appears when the disc has changed (if the disc name is selected).

• The track name appears when the track has changed (if the track name is selected).

If you press (DSPL) to change the display item, the disc or track name of the CD TEXT disc is scrolled automatically whether you set the function on or off.

1 During playback, press (SHIFT).

2 Press (3) (SET UP) repeatedly until

“A.SCRL” appears.

3 Press (5) (n) to select “A.SCRL-ON.” 4 Press (SHIFT).

To cancel Auto Scroll, select “A.SCRL-OFF” in step 3 above.

Note

For some CD TEXT discs with very many characters, the following cases may happen: — Some of the characters are not displayed — Auto Scroll does not work.

Tip

To manually scroll the long name of a CD TEXT disc after activating the Auto Scroll function, press (SHIFT), then (2) (N) (manual scroll).

Locating a specific track

— Automatic Music Sensor (AMS)

During playback, push the SEEK/AMS control up or down and release for each track you want to skip.

To locate succeeding tracks

To locate preceding tracks

Locating a specific point in a track

— Manual Search

During playback, push the SEEK/AMS control up or down and hold. Release when you have found the desired point.

To search forward

SEEK/AMS

Playing a CD in various modes

You can play CDs in various modes:

•REP (Repeat Play) repeats the current track.

•SHUF (Shuffle Play) plays all the tracks in

random order.

Playing tracks repeatedly

— Repeat Play

1 During playback, press (SHIFT).

Every time you press (SHIFT), only the items you can select light up.

OFF

SHIFT

2 Press (7) (REP) repeatedly until ”REP-1“

appears.

Repeat Play starts.

3 Press (SHIFT).

To return to normal playback mode, select “REP-OFF” in step 2 above.

Playing tracks in random order

— Shuffle Play

1 During playback, press (SHIFT). 2 Press (8) (SHUF) repeatedly until

”SHUF-1“ appears.

2345678

To search backward

Note

If “ display, that means you have reached the beginning or the end of the disc and you cannot go any further.

” or “ ” appears in the

SEEK/AMS

Shuffle Play starts.

3 Press (SHIFT).

To return to normal playback mode, select “SHUF-OFF” in step 2 above.

Radio

Memorising stations automatically

— Best Tuning Memory (BTM)

The unit selects the stations with the strongest signals and memorises them in the order of their frequencies. You can store up to 10 stations on each band (FM1, FM2, and AM).

Caution

When tuning in stations while driving, use Best Tuning Memory to prevent accidents.

1 Press (SOURCE) repeatedly to select the

tuner.

Each time you press (SOURCE), the source changes as follows:

z TUNER z CD z MD*

* If the corresponding optional equipment is

not connected, this item will not appear.

2 Press (MODE) repeatedly to select the

band.

Each time you press (MODE), the band changes as follows:

z FM1 z FM2 z AM

Memorising only the desired stations

You can preset up to 20 FM stations (10 each for FM1 and 2), up to 10 AM stations in the order of your choice.

1 Press (SOURCE) repeatedly to select the

tuner.

2 Press (MODE) repeatedly to select the

band.

3 Push the SEEK/AMS control up or down

to tune in the station that you want to store on the number button.

4 Press and hold the desired number

button ((1) to (10)) until “MEM” appears.

The number button indication appears in the display.

Note

If you try to store another station on the same number button, the previously stored station will be erased.

Receiving the memorised stations

3 Press (SHIFT), then press (4) (PLAY

MODE) repeatedly until “B.T.M” appears.

4 Press (5) (n).

The unit stores stations in the order of their frequencies on the number buttons. A beep sounds when the setting is stored.

5 Press (SHIFT).

Notes

• The unit does not store stations with weak signals. If only a few stations can be received, some number buttons will retain their former setting.

• When a number is indicated in the display, the unit starts storing stations from the one currently displayed.

• If a CD is not in the unit, only the tuner band appears even if you press (SOURCE).

1 Press (SOURCE) repeatedly to select the

tuner.

2 Press (MODE) repeatedly to select the

band.

3 Press the number button ((1) to (10)) on

which the desired station is stored.

If you cannot tune in a preset station

Push and release the SEEK/AMS control up or down to search for the station (automatic tuning).

Scanning stops when the unit receives a station. Push the SEEK/AMS control up or down repeatedly until the desired station is received.

Note

If the automatic tuning stops too frequently, press (SHIFT), then press (4) (PLAY MODE) repeatedly until “LOCAL” (local seek mode) is displayed. Then press (5) (n) to select “LOCAL-ON.” Press (SHIFT). Only the stations with relatively strong signals will be tuned in.

Tip

If you know the frequency of the station you want to listen to push the SEEK/AMS control up or down and hold until the desired frequency appears (manual tuning).

If FM stereo reception is poor

— Monaural Mode

1 During radio reception, press (SHIFT),

then press (4) (PLAY MODE) repeatedly until “MONO” appears.

Storing the station names

—Station Memo

You can assign a name to each radio station and store it in memory. The name of the station currently tuned in appears in the display. You can assign a name of up to eight characters per station.

Storing the station names

1 Tune in a station whose name you want

to store.

2 Press (LIST) for two seconds.

3 Enter the characters.

1 Rotate the dial clockwise to select the

desired characters. (A n B n C n ··· Z n 0 n 1 n 2 n

··· 9 n + n – n * n / n \ n > n < n . n _ )

2 Press (5) (n) repeatedly until

“MONO-ON“ appears.

The sound improves, but becomes monaural (“ST” disappears).

3 Press (SHIFT).

To return to normal playback mode, select “MONO-OFF” in step 2 above.

Changing the display item

Each time you press (DSPL), the item changes as follows:

Frequency ˜ Clock

Tip

The Motion Display mode can be turned off. (See “Changing the sound and display settings” on page 15).

If you rotate the dial counterclockwise, the characters appear in the reverse order. If you want to put a blank space between characters, select “_” (underbar).

2 Press (5) (n) after locating the

desired character.

The flashing cursor moves to the next space.

If you press (2) (N), the flashing cursor moves to the left.

3 Repeat steps 1 and 2 to enter the

entire name.

4 To return to normal radio reception,

press (LIST) for two seconds.

Tip

To erase or correct a name, enter “_” (under-bar) for each character.

Displaying the station name

Press (DSPL) during radio reception.

Each time you press (DSPL), the item changes as follows:

z Station name* z Frequency

Clock Z

* If the station name of a station is not stored,

“NO NAME” appears in the display for one second.

Locating a station by name — List-up

1 Press (LIST) momentarily.

The name assigned to the station currently playing appears in the display.

2 Press (LIST) repeatedly until you find the

desired station.

Erasing the station name

1 Tune in any station and press (LIST) for

two seconds.

2 Press (DSPL) for two seconds. 3 Rotate the dial to select the name that

you want to erase.

4 Press (6) (ENTER) for two seconds.

The name is erased. Repeat steps 3 and 4 if you want to erase other names.

5 Press (LIST) for two seconds.

The unit returns to the normal radio reception mode.

3 Press (6) (ENTER) to tune in the desired

station.

Note

Once the station name or frequency has been displayed for five seconds, the display goes back to its normal mode. To turn off the display, press (DSPL).

Other Functions

You can connect an optional rotary commander (RM-X4S) with this unit.

Labelling the rotary commander

Depending on how you mount the rotary commander, attach the appropriate label as shown in the illustration below.

LIST

MODE

SOUND

MODE

LIST

Each time you press (SOURCE), the source changes as follows:

TUNER n CD n MD*

* If the corresponding optional equipment is

not connected, this item will not appear.

Pressing (MODE) changes the operation in the following ways;

• Tuner: FM1 n FM2 n AM

• CD unit: CD1 n CD2 n …

• MD unit: MD1 n MD2 n …

By rotating the control (the SEEK/AMS control)

Rotate the control and release it to:

•Locate a specific track on a disc. Rotate and hold the control until you locate the specific point in a track, then release it to start playback.

•Tune in stations automatically. Rotate and hold the control to find a specific station.

Using the rotary commander

The rotary commander works by pressing buttons and/or rotating controls. You can also control optional CD or MD units with the rotary commander.

By pressing buttons (the SOURCE and MODE buttons)

(SOURCE)

(MODE)

By pushing in and rotating the control (the PRESET/DISC control)

Push in and rotate the control to:

•Receive the stations memorised on the number buttons.

•Change the disc.

Other operations

Rotate the VOL control to adjust the volume.

Press (SOUND) to adjust the volume and sound menu.

Press (LIST) to display the memorised names.

Press (ATT) to attenuate the sound.

OFF

Press (OFF) to turn off the unit.

Adjusting the sound characteristics

You can adjust the bass, treble, balance, and fader. You can store the bass and treble levels independently for each source.

1 Select the item you want to adjust by

pressing (SOUND) repeatedly.

VOL (volume) n SUB (subwoofer volume) n BAS (bass) n TRE (treble) n BAL (left-right) n FAD (front-rear)

2 Adjust the selected item by rotating the

dial.

Adjust within three seconds after selecting the item. (After three seconds, the dial function reverts to volume control.)

Changing the operative direction

The operative direction of controls is factoryset as shown below.

To increase

To decrease

If you need to mount the rotary commander on the right hand side of the steering column, you can reverse the operative direction.

Press (SOUND) for two seconds while pushing the VOL control.

Tip

You can also change the operative direction of these controls with the unit (page 15).

Attenuating the sound

Press (ATT) on the optional rotary commander or wireless remote.

“ATT-ON” flashes momentarily.

To restore the previous volume level, press (ATT) again.

Tip

The unit decreases the volume automatically when a telephone call comes in (Telephone ATT function).

Changing the sound and display settings

The following items can be set:

•CLOCK (page 7).

•D.INFO (Dual Information) - to display the clock and the play mode at the same time (ON) or to display the information alternately (OFF).

•AMBER/GREEN - to change the illumination color to amber or green.

•DIM (Dimmer) - to change the brightness of the display. — Select “ON” to dim the display.

•BEEP - to turn on or off the beeps.

•RM (Rotary Commander) - to change the operative direction of the controls of the optional rotary commander. — Select “NORM” to use the rotary

commander as the factory-set position.

— Select “REV” when you mount the rotary

commander on the right side of the steering column.

•HPF (High Pass Filter).

•LPF (Low Pass Filter).

•M.DSPL (Motion display) - to turn the motion display on or off.

•A.SCRL (Auto Scroll) (page 8, 17).

Note

If you connect an optional power amplifier and do not use the built-in amplifier, the beep sound will be disabled.

Boosting the bass sound

— D-bass

You can enjoy a clear and powerful bass sound. The D-bass function boosts the low frequency signal with a sharper curve than conventional bass boost. You can hear the bass line more clearly even while the vocal volume remains the same. You can emphasise and adjust the bass sound easily with the D-BASS control.

D-BASS 3

Level

0dB

Adjusting the bass curve

Turn the D-BASS control to adjust the bass level (1, 2 or 3).

“D-BASS” appears in the display.

To cancel, turn the control to OFF.

Note

If the bass sound becomes distorted, adjust the DBASS control or volume.

D-BASS 2

D-BASS 1

Frequency (Hz)

1 Press (SHIFT). 2 Press (3) (SET UP) repeatedly until the

desired item appears.

Each time you press (3) (SET UP), the item changes as follows:

CLOCK n D.INFO* n AMBER/GREEN n DIM n BEEP n RM n HPF* n LPF* n M.DSPL n

A.SCRL* * When no CD or MD is playing, this item will

not appear.

Note

The displayed item will differ depending on the source.

3 Press (5) (n) to select the desired

setting (Example: ON or OFF).

4 Press (SHIFT).

After the mode setting is complete, the display returns to normal playback mode.

Adjusting the frequency of the speakers and the subwoofer(s)

By setting the cut off level of unwanted frequency signals, the speakers connected to the output terminal and/or the subwoofer(s) connected to the sub out terminal will out put a cleare sound image.

Adjusting the frequency of the speakers connected from the output terminal

— High Pass Filter (HPF)

To match the characteristics of the connected speakers from the output terminal, you can cut out the unwanted low frequency signals entering the speakers.

1 Press (SOURCE) to select a source (radio,

CD, or MD).

2 Press (SHIFT), then press (3) (SET UP)

repeatedly until “HPF” appears.

3 Press (5) (n) or (2) (N) repeatedly to

select desired setting.

Adjusting the frequency of the subwoofer(s)

— Low Pass Filter (LPF)

To match the characteristics of the connected subwoofer(s), you can cut out the unwanted high and middle frequency signals entering the subwoofer(s).

1 Press (SOURCE) to select a source (radio,

CD, or MD).

2 Press (SHIFT), then press (3) (SET UP)

repeatedly until “LPF” appears.

3 Press (5) (n) or (2) (N) repeatedly to

select desired setting.

Each time you press (5) (n) or (2) (N), the cut-off frequency in the display changes as follows:

LPF OFF ˜ LPF 80 HZ ˜ LPF 120 HZ

4 Press (SHIFT).

When the frequency setting is complete, the display returns to the normal playback mode.

Each time you press (5) (n) or (2) (N), the cut-off frequency in the display changes as follows:

HPF OFF ˜ HPF 80 HZ ˜ HPF 120 HZ

4 Press (SHIFT).

When the frequency setting is complete, the display returns to the normal playback mode.

With Optional Equipment

CD/MD Unit

This unit can control a maximum of seven external CD/MD units in this configuration: CD unit - maximum of five MD unit - maximum of five. Any combination up to seven will work. If you connect an optional CD unit with the CD TEXT function, the CD TEXT information will appear in the display when you play a CD TEXT disc.

Playing a CD or MD

You can label CD and CD TEXT discs with a personalized name using the disc memo function. Refer to “Labelling a CD” (page 19). However, if you use personalized labels, they will always take priority over the original CD TEXT information when such information is displayed.

Tip

If you want to display the original CD TEXT information after labelling the CD TEXT disc with a personalized name, press (SHIFT), then (5) (n).

1 Press (SOURCE) repeatedly to select CD

or MD.

2 Press (MODE) until the desired unit

appears.

CD/MD playback starts.

When a CD/MD unit is connected, all the tracks play from the beginning.

Changing the display item

Each time you press (DSPL) during CD, CD TEXT, or MD playback, the item changes as follows:

Track number/

Elapsed playback time

Disc name*

If you have not labelled the disc or if there is no disc name prerecorded on the MD, “NO NAME” appears in the display.

If you play a CD TEXT disc, the artist name

appears in the display after the disc name. (Only for CD TEXT discs with the artist name.)

If the track name of a CD TEXT disc or MD is not

prerecorded, “NO NAME” appears in the display.

/Artist name*

Track name*

Clock

Tip

The Motion Display mode can be turned off. (See “Changing the sound and display settings” on page 15).

Automatically scrolling a disc name

— Auto Scroll

If the disc name, artist name, or track name on a CD TEXT disc or MD exceeds 8 characters and the Auto Scroll function is on, information automatically scrolls across the display as follows:

• The disc name appears when the disc has changed (if the disc name is selected).

• The track name appears when the track has changed (if the track name is selected).

If you press (DSPL) to change the display item, the disc or track name of the MD or CD TEXT disc is scrolled automatically whether you set the function on or off.

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