Boss Audio 754DI User Manual

Trouble Shooting

Before going through the check list, check wiring connection. If any of the problems persist after check list has been made, consult your nearest service dealer.

Symptom

No power

No sound

The radio does not work. The radio station automatic selection does not work.

Cause

The car ignition is not on.

The fuse is blown.

Volume is in minimum.

Wiring is not properly connected.

The antenna cable is not connected.

The signal are too weak.

If the power supply is properly connected to the car accessory terminal, switch the ignition key to " ACC "

Replace the fuse.

Adjust volume to a desired level.

Check wiring connection.

Insert the antenna cable firmly.

Select a station manually.

Solution

Specifications

Supply voltage : 12V DC(11V-15V) Current consumption : Less than 10A Audio Signal Output : 2ch line out Characteristics : (1) Frequency Response: 20Hz-20KHz (2) S/N Ratio: 50 dB(JIS)

(Europe) (U.S.A.) FM FM Frequency Coverage:

87.5 to 108Mhz 87.5 to 107.9Mhz

IF 10.7Mhz 10.7Mhz Sensitivity (S/N = 30dB) : 20dBu 20dBu

AM AM Frequency Coverage: IF 450

522 to 1620Khz 530 to 1710Khz

Khz 450Khz

Sensitivity (S/N = 20dB) : 45dBu 45dBu

NOTE:

Specifications and design are subject to modification, without notice, due to improvements in technology.

If at any time in the future you should need to dispose of this product please note that Waste electrical products should not be disposed of with household waste. Please recycle where facilities exist. Check with your Local Authority or retailer for recycling advice.(Waste Electrical and Electronic Equipment Directive)

Setting Mode

You can make changes to the system setting in the following area:

Radio Frequency Range + Enable/Disable AUX In+ Clock Format

To enter setting mode, input the following command by pressing remote keys" 8, DOWN DIRECTION KEY, 9, ENTER "

The display will show "TEST MOD " breifly to indicate you are in system setting area and then automatically change to Radio Frequency selection mode. At anytime, you can press the DOWN ARROW to step through the above areas. When you are ready to leave the System Setting area, press ENTER. The unit will reboot to initialize with the new setting.

- Radio Settings The unit can operate on several different frequency ranges. Please see the following for these ranges.

General and Radio Controls

56 73

RPT

RDM

POWER

8 9 10 13

MODE

ENTER

+10

-10

111

VOLUME

12 14

B AN

REL

DIS

AUX IN

BAND NAME FREQUENCY RANGE

AMERICA 1 FM:87.5-107.9MHz AM:530-1710kHz AMERICA 2 FM:87.5-108MHz AM:520-1620kHz AMERICA 3 FM:87.5-107.9MHz AM:530-1620kHz EUROPE FM:87.5-108 MHz AM:522-1620kHz MID EAST FM:87.5-108 MHz AM:531-1602kHz AUST(AUSTRALIA) FM:87.5-108 MHz AM:522-1710kHz RUSSIA FM:65.0-108 MHz AM:522-1620kHz

To change the range to suit your location, press DOWN ARROW unit the desired frequency range is hight lighted. The press ENTER to save it and move to next setting area.

- AUX Input Enable/Disable Press DOWN ARROW to move between Enable and Disable modes. When the selection has been made, press ENTER to save it and move to next setting area.

If AUX Input is disable in System Settings, any input connected will not be played.

- Clock Format (12-hour or 24-hour) Press DOWN ARROW to move between 12-hour or 24-hour format, press ENTER to save it and turn off this unit.

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1. VOLUME UP/DOWN KNOB (turn) AUDIO MODE SELECTOE (push) In normal mode, use this knob to increase or decrease the volume level.

To access the various sound parameters push the knob (like a button) to cycle through the following adjustable settings:

VOLUME -> BASS ->TREBLE -> BALANCE -> FADER

Use the knob to increase or decrease the settings for Volume, Bass, Treble, Balance and Fader.

In each mode, the waiting time is about 5 seconds, and the time waiting time is over, it returns to the last display mode . The control mode of E.VOL is operated with following numeric display.

- VOL: (MIN)00, 01,......46, 47(MAX).

- BASS/TRE: -07, -06,...,00,...+06,+07

- BAL: 0LR9, 1LR9, ..., 9LR9,..., 9LR1, 9LR0

- FAD: 0FR9,1FR9, ..., 9FR9,..., 9FR1, 9FR0

Push and hold the knob (like a button) for more than 2 seconds to turn on TA ON/TA OFF, then push it and repeatedly to select TA SEEK/TA ALARM, PI SOUND/PI MUTE, RETUNE S/RETUNE L, MASK DPI/MASK ALL, BEEP ON /BEEP OFF, USER SET(FLAT, CLASSIC, ROCK, POP), VOL LAST/ VOL DEFA, STEREO/MONO , LOUND ON/LOUND OFF, DX/LOCAL , CLK ON/CLK OFF, CLK 12/CLK 24 mode.

Use the knob to increase or decrease the settings for these functions.

(in RADIO mode)

2. POWER/MUTE

Press POWER to turn unit on. Press the button to MUTE the audio. Press and hold POWER to turn it off.

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