AUDIOCORE AC9720 Manuale utente

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EN I CAR MP3 PLAYER

BASIC OPERATION

1. Power ON/OFF and mode (PWR/MOD): Short press PWR/MOD to turn on,

In working status, long press PWR/MOD to turn o.

2. Insert the USB disk and SD/MMC/TF card and short press PWR/MOD,

the selection sequence is as follows: Radio > USB Disc > SD Card > AUX > BT

3. Volume (Volume knob): 1) In default status, rotate (CW) the Volume knob

to increase volume; rotate (CCW) the Volume knob to decrease volume.

The adjustment range is 0 --- 32.

2) Short press the Volume knob, the selection sequence is as follows:

BAS, TRE, BAL, FAD, LOUD, EQ. Short press the Volume knob once time,

the display will show“BAS 00”, and then rotate (CW) the volume knob

to increase bass or rotate (CCW) to decrease bass. The adjustment rage

is BAS-7~BAS07. Short press twice, the display will show “TRE 00”, and

then rotate (CW) the volume knob to increase treble or rotate (CCW)

to decrease treble. The adjustment rage is TRE-7~TRE07.

Short press trice, the display will show“BAL 00”, and then rotate (CW)

the volume knob to decrease the volume of the left speaker;

rotate (CCW) the volume knob to decrease the volume of the right speaker.

The adjustment range is L7~R7. Short press four times, the display will show

“FAD 00”, and then rotate (CW) the volume knob to decrease the volume

of the rear speaker; rotate (CCW) the volume knob to decrease the volume

of the front speaker. The adjustment range is F7~R7. Short press ve times,

the display will show“LOUD OFF”. Then rotate the volume knob to

choose “LOUD ON”; Short press six times, the display will show “EQ OFF,

rotate the volume knob to choose“POP” ,“ROCK”,”JAZZ” and “Class”

4. EQ (EQ key): In Mp3 status, press Volume knob to select POP, ROCK, JAZZ

and CLASS in sequence.

5. Mute (MUT key): In power on status, press MUT key to mute the sound,

the display will ash MUT, press MUT key to resume the sound

RADIO FUNCTION

1. The unit can store 18 FM channels FM1/FM2/FM3 every with 6 channels

2. Auto search stations (>>I or I<< key). In radio status, press key

to automatically search the previous or next stations. If a station is found,

the unit will stop searching and play the current station.

3. Manual search (>>I or I<< key)

In radio status, press and hold >>I or I<< key to switch to manual search mode,

AC9720

the device will manually search the previous >>I or I<< next station. When the

favorite station is approaching, stop holding and press >>I or I<< key to ne

adjust the frequency until you get your favourite station. The mode will switch to

auto search without pressing withing 5 second.

4. Auto storage (BND/AS key): In radio status, press and hold BND/AS to

automatically search stations backward and store the strong signal stations into

1-6 keys of FM1/FM2/FM3 band. When storage completed, the device will play

every station for 5 seconds, then press BND/AS to choose the station you want.

5. Manual storage (1-6 key): In radio status, press and hold any one of 1-6 keys,

the current station will be stored.

MP3 PLAYER: MP3 play is to play with USB disc, SD/MMC/TF card.

In USB disc play status, the display will show”USB”

In SD/MMC/TF card play status, the display will show “SD”

In U disc or SD/MMC/TF card play status, the display will also show the playing

information as track number--minute--second.

1. Single (>>I or I<<) In MP3 status, short press to select the previous or next

2. FR/FF: (>>I or I<<) In MP3 play status, long press to fastly reverse/forward.

3. Pause(1/PAU): IN MP3 play status, short press 1/PAU to pause,

the display will show, short press 1/PAU again to play.

4. INT (2/INT): In MP3 play status, short press 2/INT to play the rst 10 seconds of

each song, the screen will display INT. In this status, short press 2/INT again to

cancel browse, the display will shortly show “ALL” and start normal play.

5. Repeat (3/RPT): In the state of MP3, shortly press 3/RPT for the rst time to

repeat display single song, the screen will show word ”RPT” shortly press 3/RPT to

cancle repeat.

6. Random(4/RDM): In the state of MP3, shortly press 4/RDM to random display,

the screen will show word “RDM”, shortly press 4/RDM again to cancel random

display.

7. -10/+10 (5/-10 and 6/+10): In MP3 play status, short press 5/-10 or 6+10 to

select the previous 10 songs or the next 10 songs. Long press to select the songs

which in the folder.

Clock: Clock display: In MP3 play status, short press CLK, the display will show

CLOCK instead of MP3 information. The unit will turn to MP3 information if no

operation within 5 seconds, The clock is 24 hour clock.

2. Clock adjustment

Short press the CLK to show the time. Long press the CLK and the rotate

the knob to change the hour. Press again to change the minutes.

Bluetooth function:

1. Phone and unit matches: First, please put the phone neat the unit and nd out

the bluetooth function on the phone, and the search the bluetoot’s name CAR BT

password is 0000 then connected it to the unit.

2. Directly talk via bluetooth: Marking calls.

After connect to the bluetooth, make the calls on the phone directly.

Answer the phone calls. The unit has the bell ring when coming calls. Press the

BND/AS button to answer the phone calls or answer it on the phone directly hang

out the calls When you are making calls, press the“MOD” button to hang

up the calls or hand it up on the phone directly.

3. Play the music by bluetooth: After nish to connect to the bluetooth, press the

“MOD” button to change to the state of “BT” and then start the music player on the

phone to play the music

AUX IN: Press PWR/MOD key to switch to AUX IN status, press

PWR/MOD key again to resume.

Remote control indication:

1. Power 2. INT 3. (1) number button

4. (5/-10) selection 5. (4) / Random 6. Previous 10 songs button

7. EQ 8. Audio control 9. Volume lessen

10. Backward selection/downward search 11. Band transfer

12. Mode transfer 13. 3/REPEAT 14. 6+10 selection

15. Next 10 songs 16. Automatic storage 17. Clock show

18. Volume ampliify 19. Play pause button 20. Forward selection/Upward search

21. MUTE

SPECIFICATION:

FM: Frequency range-----------------87.5-108MHz

Maximum sensitivity------------------<37dB

Signal to noise ratio-------------------->40dB

Stereo separation----------------------->20dB

MP3: Support format-----------------MP3

Music storage----------------------------U disc TF card

Frequency response-------------------100Hz~10kHz +/-8dB

Signal to noise ratio-------------------->50dB

Channel separation-------------------- >35dB

Harmonic voltage distortion-------- <5%

Stereo channel balance---------------<3dB

General:

Voltage-------------------------------------DC12V (see label for specic)

Output power----------------------------4x25W

Speaker impedance--------------------4-8 Ohm

Dimension of main frame------------ 178 x 50 x 87mm

Installation:

1. Please carefully read the manual before installation

2. Please apply professional sta to install if possible

3. Do not connect to power cable before other connection is done.

4. To avoid short circuit, please pack the exposed cable with insulating tape.

5. Fix all loose cable after installation completed.

6. This unit is designed to work with 12V DC negative ground electrical

system only. Please ensure your car meets the requirement.

7. Please connect the cables according to the color. Wrong correction

may lead to damage to the unit the electrical system of the vehicle.

Trouble shooting:

Problem / Cause / Solution:

Problem power indicator is o: The power cord is connected in reverse.

S: Connectly connect the power cord. Check and connect both power cord.

No display: Yellow wirling is not connected to positive electrode of the battery.

S: Correct the yellow wiring to the positive of the battery.

No sound: No power. Speakers wiring is disconnected.

No source in supported format TF and U disk.

The edge connector of TF and U disck is dirty lead to poor contact.

S: Connect the power cord. Connect the speaker wiring

Check the sounce in TF and U disk

Sound too low (noise)

Internal resistance of power supply is too loud. The antenna cable is loose.

S: Replace a new power supply. Push the antenna cable rmly into the plug.

MONO only: One of the speaker wiring is disconnect. The power amplier IC

damaged. S: Connect the speaker wiring. Replace the a new power amplier IC.

-1-

Spécication

FM: plage de fréquences -------------------------- 87,5-108 MHz;

Sensibilité maximale -------------------------------- <37dB

Rapport signal sur bruit ---------------------------- > 40dB

Séparation stéréo ------------------------------------ > 20dB

MP3: Prise en charge du format ----------------- MP3

Prise en charge des médias ------------------------ Carte SD/USB

Réponse en fréquence ------------------------------ 100Hz ~ 10kHz +/- 8dB

Rapport signal sur bruit ---------------------------- > 50dB

Séparation des canaux ----------------------------- > 35dB

Distorsion harmonique de tension ------------- <5%

Balance des canaux stéréo ------------------------ <3dB

Général : Tension ------------------------------------ DC12V (voir l'étiquette)

Puissance de sortie ---------------------------------- 4x25W

Impédance du haut-parleur ---------------------- 4-8 Ohm

Dimension du cadre principal ------------------- 178 x 50 x 87 mm

-16-