AudioBahn A3451 User manual

Multi-functional
Source Unit
A 3351 /A 3451

Getting Started

Warning
Basic Operation
Opening and Closing the Movable Display
Playback
Usable disc
Table of Contents
WARNI N G
CAUTION
PRECAUTION
Detaching / Attaching the Front Panel
Initial System Start-up (Reset)
Turning Power On and Off
Selecting Source Adjustment: Bass / Treble / Balance / Fader
Subwoofer Level / Subwoofer Freq / EQ Curve / Volume
Adjusting the Built-in A-Bass
Adjusting Source Level
Clock Display
Ejecting CD
Track Up and Down
Fast Forward and Backward
Pause
Repeat Play
Random Play
Intro Scan Play
Direct Track Access
Mode MENU for Additional Functions : Track Programming (Audio CD only)
Viewing Track Program
Editing Track Program
Playing Programmed Tracks
Setting ESP(Electrical Shock Protection)
Setting Compression Mode for ESP
Version Number
CD
Table of Contents
3
3-5
6-7
8-14
15-19

MP3 / (A3451 only)
Tuner
RDS
Playing MP3 Files
Changing Display
Folder Selection
Order of Playing Tracks
File up and Down
Pause
File Repeat Play
Folder Repeat Play
Random Play
Intro Scan Play
Direct Track Access Mode
Direct Filer Access Mode
Wildcard Search Mode
About the Usable Discs
About MP3
Changing Display
Manual Tuning
Auto Seek Tuning
Preset Tuning
Station Preset Memory
Automatic Seek and Preset Memory Mode (Auto Store)
Programmable Station Name Memory
Programming Station Title Memory
Erasing Station Name
Basic Functions
PS/AF/TP/TA/PTY
Program Service Name(PS)
Alternative Frequency (AF)
Traffic Programs (TP)
Traffic Anouncement (TA)
Profram Type (PTY) Mode
Table of Contents
4
20-25
26-27
28-29

Changer
Setup Operation
Beep Guide
Changing Lighting Color
Adjusting Display Brightness
Changing Source Type
Local/DX Seek
RDS Regional Setting
TA Volume Level
RDS Type
Changing Security Code
Installation
Procedure
Connection
Troubleshooting
Specifications
Playback
Next/Previous Track
Fast Forward and Backward
Pause
Repeat Play
Random Play
Disc Selection
Disc Scan
Disc Repeat Play
DVD Changer Control
Disc Selection
Next/Previous Track
Fast Forward and Backward
CD Changer Control
Controls and Functions
5
30-31
32-34
35-36
37-40
41

WARNING
CAUTION
PRECAUTION
The following are things that you should take into consideration.
If:
Your car was parked in direct sunlight resulting in a considerable rise in
temperature inside the car, allow the unit to cool off before operating it.
No power is being supplied to the unit, check the connections first.
Everything is in order, check the fuse.
Your car is equipped with a power antenna, it will extend automatically while the
unit is operating.
You have any questions or problems concerning your unit that are not covered in
this manual, please consult your nearest Authorized Audionbahn Dealer.
To prevent damage to the unit, take the following precautions;
Make sure to ground the unit to a negative 12V DC power supply. Do not open
the top or bottom covers of the unit. Do not install the unit in a location exposed
to direct sunlight, excessive heat or humidity. Also, avoid places with too
much dust or the possibility of water exposure.
When replacing a fuse, only use a new one with the original rating.
Using a fuse with the wrong rating may cause your unit to malfunction.To
prevent a short circuit when replacing a fuse, first disconnect the wiring
harness. Do not place any object between the faceplate and the unit. Do not
use your own screws. Use only the screws provided. If you use the wrong
screws, you could damage the unit.
To prevent injury or fire, take the following precautions; Insert the unit
all the way in until it is fully locked in place, otherwise it may fall out of place
when jolted. When extending the ignition, battery, or ground wires, make sure
to use automotive-grade wires or other wires with a 0.75mm
2(AWG18) or more to prevent wire deterioration and damage to the wire
coating.
If the unit starts to emit smoke or strange smells, turn off the power
immediately and consult your Authorized Audiobahn Dealer. Make sure not to
get your fingers caught between the faceplate and the unit. Be careful not to
drop the unit or subject it to strong shock. The unit may break or crack because
it contains glass parts.
Warning
6

Volume Level
For your driving safety, keep the volume level low enough to be aware of road
and traffic conditions and emergiency vehicles.
Car Washing
To avoid electrical shorts which may cause fire, or other damage, do not expose
this product (including the speakers and CDs) to water or excessive moisture.
Car Ventilation
If your car is parked for several hours in direct sunlight, the temperature inside
the car may become very high. It is advisable to drive the car and give the
interior a chance to cool down before switching the unit on.
Power Supply
This product is designed to be used in a car having a 12 Volt negative ground
battery system.
Disc Mechanism
Do not insert coins or any small objects into the unit. Keep screwdrivers and
other metallic objects away from the disc mechanism and disc.
Service
This product is made of precision parts. Do not attempt to disassemble or
adjust any parts. For repair, please consult your nearest Authorized Audiobahn
Dealer.
Note:
The preset memory is cleared and the original factory settings are
restored when the power connector or battery is disconnected.
Warning
7

Detaching the Front Panel
Unit will turn off
Fig. 1.2 Detaching the Front Panel
[OPEN]
You can detach the front panel of this unit to help deter the unit from being
stolen.
1) Press and hold [Open] to cause the faceplate to slide down and forward.
“Remove Panel” and then “Good bye See you again!” will be displayed
2) Press the release button on the bottom front edge of the faceplate and slide the
faceplate away from the unit.
3) The faceplate bracket will automatically close after 5 seconds.
Basic Operation
8

Attaching the Front Panel
Make sure that the faceplate bracket is in the closed position.
Press the faceplate against the front of the unit until it clicks into place.
Initial System Start-Up (Reset)
Figure 1.3 Bracket & Position of Reset Switch
Note The faceplate bracket will automatically close after 10 seconds even
though the faceplate is not detached.
When the faceplate slides down, the unit will turn on if the user presses any
button except [OPEN] or [EJECT].
NOTE: To protect the front panel, place it in the supplied carrying case
when you leave the car
CAUTION
Do not:
Attempt to attach the faceplate to the faceplate bracket when the
bracket is in the open position.
Manually force the faceplate or you may cause damage to the
mechanism that could result in voiding your warranty.
This faceplate is not waterproof.
Expose it to water or excessive moisture.
Remove the faceplate while driving your car.
Place the faceplate on the dashboard or nearby areas where the
temperature rises to high levels.
Touch the contacts on the face plate or on the main unit, since this
may result in poor electrical contacts. If dirt or other foreign
substances get on the contacts, wipe them off with a clean and dry
cloth.To avoid damaging the front panel, do not push it down or place
objects on it while it is open.
Be sure to press the RESET switch if a fatal problem occurs with the unit or during initial
installation. Remove the faceplate to push the reset switch.
Basic Operation
9

Power Off
Press [OFF] button and hold for 1~2 seconds to turn off the unit.
Selecting Source
Press [SOURCE] to change the source.
[A-BASS]
[Rotary Encoder]
[SOURCE]
Use the following instructions (Fig.1.2)to detach the faceplate. Press the RESET button
(Fig. 1.3) with a ballpoint pen or a paper clip in the hole at the lower left corner of the unit
and gently press it in until the button clicks.“Audiobahn Car Audio System” appears on the
display and then “Security Code:” with a blinking cursor. Input the Security Code on
Product ID card by turning the Rotary Encoder to choose the number of the digit at the
cursor position. Press the [>>l] button to advance the cursor. Repeat the above
procedure. Once all digits are entered, press[Enter].
Power On
1) Turn your car’s ignition key to the ACC or ON position.2) Press any button on the
faceplate (except [OPEN] or [EJECT]) to turn on the unit. 3) “Audiobahn Car Audio
System” appears on the display for a moment. If you were listening to a song on a CD,
the unit plays the song you were listening to the last time.
Note: Last Song / Level Memory The very first time the power is turned on,
the volume will be set to 35.When the unit is turned on, the unit goes to the
previous setting you were listening to before the unit was turned off. All the
presets, settings and the mode are memorized when the unit is turned off.
Basic Operation
10

The source will be changed according to the following order:.
>TUNER > DISC > (CHANGER) > AUX
Note:
Volume
Note: “MUTE” is displayed if the volume is set to 0.
Selecting Adjustment modes
Bass
Turn the bass level up / down
Default : 0 Setting Range : -7 to +7 (1.7dB per step)
If the Rotary encoder is not turned within 5 seconds after
selecting a mode, BASS, TREBLE, BALANCE, FADER,
SUB WOOFER LEVEL, SUBWOOFER FREQ, EQ
CURVE, VOLUME, the unit automatically sets to the
previous mode. When the subwoofer is set to OFF, the level of
the subwoofer cannot be adjusted.
2) Turn the Rotary Encoder until the desired sound is obtained in each mode.
Bass > Treble > Balance >Fader > Sub woofer Level > Sub Woofer Freq >
EQ Curve >Volume
1) Press the [SEL] repeatedly to choose the desired adjustment mode.
Each press changes the mode as follows;
Turn the Rotary Encoder to adjust the volume level.
Default : 35 Setting Range : 0 to 80 (1dB per step)
CHANGER mode is only available if a CD/DVD Changer is connected.
For Satellite Broadcasting, set to AUX mode.
Tuner mode (See page 26)
CD mode (See page 14)
AUX mode
Note:
Basic Operations
11

Balance
Fader
Subwoofer Level
Subwoofer Frequency
EQ Curve
About A-Bass
You can enjoy a clear and powerful bass sound with the A-Bass feature. The
A-Bass function boosts the low bass signal with a sharper curve than
conventional bass boosts, and it can be configured witha3stagebass
enhancement.
Change the Equalizer Curve for Rock, Pop, Classic and Jazz. Default:
Flat Setting Range : Flat > Rock > Pops > Classic > Jazz
You can adjust the highest frequency of Subwoofer Output(LPF).
Default: Flat Setting Range: >Flat ->120Hz ->80Hz ->50Hz<
You can adjust the Subwoofer level from 0 dB to 20dB gain. Default :
0 Setting Range : 0 to +20 (5dB per step)
You can adjust the sound balance between the front and rear speakers
Default : C00(Center)Setting Range : 15 levels each
You can adjust the sound balance between the right and left speakers.
Default : C00(Center)Setting Range : 15 Levels each(1dB per step)
Turn the treble level up / down
Default : 0 Setting Range : -7 to +7 (1.7dB per step)
Treble
Basic Operation
12

Adjusting A-Bass
Adjusting Source Level
Mute
Figure 1.4 Characteristics of A-Bass
1) Press the [A-BASS] button repeatedly until the desired bass level (1,2 or 3) appears
in the display.
2) To cancel, select “A-Bass OFF”.
If the difference in volume level of CD, CHANGER(CD/DVD), AUX and TUNER is too
much, you can compensate the volume by adjusting each source level. First, set the
desired volume level for the TUNER mode, then adjust the volume level of each source.
1) Select TUNER mode and tune a station to check the desired volume level.
2) Press the [SOURCE] button to select the source you wish to adjust. Then press and
hold the [A-BASS] button for more than a second to enable adjustment mode.
3) You can adjust the level of the selected source by turning the Rotary Encoder.
Default : 0 Setting Range : -4 to +4 (1.25dB per step)
Note: The gain level of the TUNER can not be adjusted.
Press [MUTE] to mute the audio volume. Press [MUTE] again to revert to the
previous volume level.
Note In order to pause a CD or the CD/DVD Changer,
press the [PAUSE]button.
Basic Operation
13

Clock Display
Press the [ENTER] button to see clock time.
Clock Display mode will be released automatically after 5 seconds.
Setting Clock time
1) Press and hold [DISP] for a second to set the clock time.
2) “CLOCK SET” will be displayed and the clock time will be displayed.
3) Turn the rotary encoder to set the hour. Press the [>>|] button and turn the rotary
encoder to set minutes. Press the [|<<] button again and turn the rotary encoder to
again set the hours.
Press the [ENTER] button to end the setting of clock time.
NOTE
The seconds will be reset to 00 right after the clock adjustment mode
is released.The clock remains at 12:00AM until the time is set.
Basic Operation
14

Opening and Closing the Movable display
Playback
Press the [OPEN] button and the detachable display will open. Insert a disc with the label
side facing up and the disc will be pulled into the unit automatically. Playback will
start automatically. If a disc is already inserted, press [SOURCE] button repeatedly
until “DISC” appears to start playback. When a CD is already inserted, playback starts at
the last track when leaving the CD mode.
Usable discs
We recommend using only compact discs containing the marks shown below.
You can play CD-Rs(CD-Recordable)/CD-RWs(CD-ReWritable) for audio
use on this unit. You can also play CD-Rs/CD-RWs containing MP3(A3451
Only) formatted audio files.
Some of the following CDs may not play on this unit:
Flawed CDs, CDs with fingerprints, CDs exposed to extreme temperatures or
sunlight (e.g., left in the car or this unit), CDs recorded under unstable
conditions. CDs on which a recording failed and a re-recording was attempted.
Use discs with MP3(A3451 Only) files written in the format compliant with
ISO9660 level 1 or level 2. For details, see page 24.
On handling Compact Discs(CD/CD-R/CD-RW)
Do not touch the surface
Do not expose the disc to direct sunlight.
Press the [OPEN] button and the detachable display will open.
Press the [OPEN] button again to close the detachable display.
Note: Do not apply resistance to the moveable display when it is open as it
may result in malfunction of the unit
CAUTION Keep hands (or any other objects) away from the display
while it is opening or closing to avoid damage or injury. The back of the
movable display will get very warm under normal operating conditions. This is
not a malfunction. Do not touch. If a disc contains both CD-DA and MP3 data,
only first-recorded data is played Do not pinch your finger or hand in the front
panel. Do not insert any foreign materal into the disc slot. Do not use
irregularly shaped discs. Do not use discs that have a temporary seals or
labels attached.
NOTE:
CD
15

Ejecting CD
To eject a disc when it is being played, press[ ] button.
Changing Display
Press the [DISP] button to change the display.
Track No. and Elapsed Time > Disc Name > Track > Name
NOTE Disc Name and Track Name are only available when a CD Text disc is inserted.
Track up and Down
[BAND/MENU]
[ENTER]
[DTA] [2,RPT]
[3,RDM] [4,PAUSE]
[DISP]
Do not affix temporary stickers or labels.
Clean the disc when it is dusty.
Make sure that there are no bumps around the disc.
Do not use commercially available disc accessories.
Do not leave the disc in the car or the unit for a long time.
Never expose the disc to direct sunlight.
Heat and humidity may damage the CD and you may not be able to play it again.
Momentarily press the [|<<] button once during CD play to return to the beginning of the
current track. Press once again within 5 seconds to play the previous track. Press
repeatedly until you reach the desired track.Press the [>>|] button once to advance to
the beginning of the next track. If you wish to access a track further ahead, press
repeatedly until the desired track is reached.
[1,SCN]
[l<<] , [>>l]
CD
16

Fast forward and backward
Pause
Repeat Play
Random Play
Intro SCAN Play
NOTE The Intro SCAN mode will be stopped and returned to the previous
playback after all tracks are played.
Press the [1, SCN] button and only the first 10 seconds of each track will be played
back in sequence.
Press the [1, SCN] button to cancel the Intro SCAN Play
Press the [3, RDM] button to play back all the available tracks in a random sequence.
Press the [3, RDM] button again to cancel the random play.
NOTE: The CD will be automatically repeated played back when the
end of the disc is reached.
Press the [2,RPT] button to repeatedly play the current track.
Press the [2, RPT] button again to deactivate the repeat play.
To pause playback, press the [4, PAUSE] button.
Press the [4, PAUSE] button again to resume playback.
Press and hold the [l<<] , [>>l] button to move backward or forward and
release to resume the playback.
CD
17

Direct Track Access Mode
MENU for Additional Functions : Track Programming, ESP and Version
Selecting MENU for Additional Functions
Press and hold the [BAND/MENU] button to enter the Menu mode.
Press [ENTER] to choose the desired menu.
Each press changes the menus as follows;
VIEW PROGRAM > EDIT PRGRAM > ESP > COMPRESSION > VERSION NUMBER
Turn the rotary encoder to change setting for ESP or Compression mode.
Viewing Track Program ("VIEW PROGRAM ")
The Intro SCAN mode will be released when the [2, RPT] or the [3, RDM] button is
pressed. The current track will be Repeated or Randomly played correspondingly.
The Intro SCAN mode will be also released when [|<<] or [>>|] button is pressed.The
beginning of the current track or next track will be played correspondingly.
1) Press the [DTA] button to change to the Direct Track Access Mode.
2) Turn the Rotary Encoder or use the [|<<] and [>>|] button until you reached the desired track.
3) Press the [ENTER] button when you find the desired track.
NOTE The Direct Track Access Mode will be released if the [DTA] button is
pressed again during the process.In MP3 CD mode, DTA, DFA and
Wildcard search mode can be selected after the[DTA] is pressed. Refer to
MP3 CD section for DTA mode of MP3 CDs(A3451)
Press the [ENTER] button to display the index and track number.
“NO MEMORY” will be displayed if there is no track program stored.
Press the [ENTER] button to display the next index and track number.
CD
18
Press the [DTA] button for more than 1 second to exit the PROGRAM VIEW menu.