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OPERATION MANUAL
QA50BT
AM / FM / MP3 / WMA DIGITAL MEDIA
2-DIN RECEIVER WITH BLUETOOTH
Please read this user manual carefully before system connection
Bluetooth
MP3 / WMA
PLAYBACK
HANDS FREE
CALLS & MUSIC STREAMING
IR
RST
MENU
MODE
AUX
MUTE
SD
USB
QA50BT
TM
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Table of Contents
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Safety Precautions..................................................................................................................................................................................3
Main Features.........................................................................................................................................................................................4
Wiring Diagram.......................................................................................................................................................................................5
Unit Rear Side Connection.....................................................................................................................................................................6
Appearance and Function Introduction..................................................................................................................................................7
Remote Control Operation.....................................................................................................................................................................8
Basic Operation.....................................................................................................................................................................................9
Touch Screen Menu And Operation......................................................................................................................................................10
Radio Interface......................................................................................................................................................................................11
Disc Mode Interface..............................................................................................................................................................................12
USB/SD Interface................................................................................................................................................................................12
AV/IN Interface.....................................................................................................................................................................................12
Bluetooth Interface...............................................................................................................................................................................13
Audio/Video Menu Setup.....................................................................................................................................................................14
System Setup......................................................................................................................................................................................15
Function Index Sign............................................................................................................................................................................16
Warning...............................................................................................................................................................................................16
Troubleshooting.................................................................................................................................................................................17
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Safety Precautions
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To avoid the risk of damage to the unit do not expose it to rain or any type of moisture. There is no user serviceable parts inside
the unit. Opening the unit up will void the warranty.
Disk Laser: This unit uses a Class 1 laser to read the information on the CD or DVD's. Service should only be performed by
qualified personnel.
This unit has a normal operating temperature between -150F (-260C) and +1400F (600C). Exposing the unit to temperatures
outside of this range could damage the screen or the internal components.
Special care must be taken when mounting the unit as this will affect the performance of the disk mechanism. Failure to do so will
result in poor performance.
For best performance, please keep the unit free of moisture or any dusty conditions. In the event that you may have exposed the
unit to any of these conditions, it is best to power off the unit to avoid any internal damage.
Warning: It is both illegal and dangerous to watch videos from the front seat by the driver while the vehicle is in motion. The video
function is for off-road, show car or passenger use only and is not intended to be used otherwise.
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Main Features
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1. 6.1” Wide screen TFT LCD high-definition media player.
2. Touch screen interface.
3. DVD/ USB / SD / FM - AM Radio receiver/ Bluetooth.
4. DVD/VCD/MP3/CD/MPEG compatible.
5. FM/AM digital tuner with 30 memory presets.
6. Bluetooth receiver, hands-free calling.
7. Built-in 4 X 60W power amplifier.
8. Signal: 2 video output, 1 video input.
9. Auto-car reverse video mode: camera automatically comes on when car is shifted into reverse.
10. Menu function: all function are operated by OSD menu.
11. Display system: AUTO/PAL/NTSC.
12. Steering wheel control with optional module sold separately.
13. Auto memory savings of strongest radio stations.
14. Supports USB/SD card to play MP3/MP4/WMA/AVI/JPEG media format.
15. Picture pixel: 800*3 (RGB)*480.
16. Power: DC 12V.
17. Working Temp: 15*F ~ 140*F.
18. Max Current: 10A
19. Anti-shock function for CD/DVD
Congratulations on your purchase of this Quantum Audio head unit. Your Selection of a Quantum Audio product indicates a
true appreciation of fine musical reproduction.
To ensure proper use of this unit, please make sure to read the owner's manual carefully before operating and keep it for
future reference.
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Wiring Diagram
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1. Green/RL+: Rear left audio output (positive).
2. Green(Black)/RL-: Rear left audio output (negative).
3. White/FL+: front left audio output (positive).
4. White(Black)/FL-: front left audio output (negative).
5. Yellow/B+12V: +12V battery.
6. Black/GND: Ground.
7. Amplifier remote turn on.
8/9. Brown/Steering wheel button 2, Brown(Black)/Steering wheel button 1: Connected to the steering wheel button.
10. Blue(Black) Reverse camera positive (+) trigger.
12/13. Rear view camera video input. Rear view camera Black/Steering Wheel GND.
15. Orange/Illumination: Headlight control
16. Red ACC (+)
17. Gray(Black)/FR-: Front right audio output (negative).
18. Gray/FR+: Front right audio output (positive).
19. Purple(Black)/RR-: Rear right audio output (negative).
20. Purple/RR+: Rear right audio output (positive).
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Orange/Illumination Red/ACC+
Purple/RR+
Yellow/B+12V
White(Black)/FL-
White/FL+
Green(Black)/RL-
Green/RL+
Purple(Black)/RR-
Gray/FR+
Gray(Black)/FR-
Reverse camera video input
Blue(Black) Reverse Cam trigger +
Brown/Steering Wheel Button 2
Black/GND
Blue Remote
Brown(Black)/Steering Wheel Button 1
12 13 14 15 16 17 18 19 20
10 9 8 7 6 5 4 3 2 1
Reverse Cam
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Unit Rear Side Connection
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(+)
(Illumination)
VIDEO
SOURCE
Black
Yellow
MIC
ANTENNA INPUT
1
2
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Appearance and Function Introduction
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1. Reset button.
2. MENU button: The menu switching.
3. MODE button: The mode switching.
4/5. PWR/MUTE dial button: Short press to turn on, when the radio is powered on. Long press to
turn off; while radio on, short press is mute. Rotate the button left and right to adjust the volume.
6. AUX: Audio auxiliary input jack under cover.
7. SD card slot under cover.
8. USB card slot under cover.
9. Eject/Enter the disc.
10. Remote control window.
Connect To Storage Accessories
Connecting With USB
1. Under power on mode, click the USB icon in the main interface. It will play the USB.
2. It will display “USB READ ”, then play the file.
3. Pull out the USB when you want to stop playing.
If there are some files in the memory card that can’t be played, please delete them, then re-connect to the unit to read the file.
Connecting With SD Card
1. Under power on mode, click the SD icon in the main interface. It will play the SD card.
2. Pull out the SD card when you want to stop playing.
4/5
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Remote Control Operation
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General Remote Control Functions
1. Power: Press this button to turn on/off the unit.
2. Play/Pause
3. MUTE
4. Cursor direction key to move around: fast forward/rewind, Move up/Down, press direction cursor to select the file
5. In radio mode, press to select band. In TV mode, press to select system. In other mode this button is invalid.
6. Enter
7. Volume: VOL+/VOL-
8. SEEK- / SEEK+: Previous/next
Special Key In Functions
9. DVD Programming
10. OSD: Press it to display disc information.
11. SEL: Displays sound adjustment functions
12. AMS/RPT DVD mode: Press to Loop broadcast,
RADIO/TV mode: Press to search channel.
13. Under CD mode: Press to shuffle
14. Number pad.
15. Audio mode
16. Switching sub menu
17. Subtitle on/off (some discs do not support this function).
18. Anycast title, chapter, audio, subtitle
19. MODE: Press to toggle through different audio/video sources.
20. Stop Button
21. Angle button: not applicable for model (QA50BT)
22. SLOW: slow forward/slow playing.
23. SETUP: DVD system setup.
24. TITLE: Return to DVD main menu.
25. ZOOM: Press to zoom or shrink picture display.
26. Eject button: Press to eject the disc .
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Replacing The Battery
1. Identify location A and B on the diagram to access battery,
press pin A towards B, and pull out the battery holder.
2. Remove the old battery, then insert the new battery into the battery
holder with the + side facing upwards. Lithium battery (Cr2025)
3. Push the battery holder back into its place until it locks firmly in place.
Note:
To prevent leakage of fluid from the lithium battery, remove the battery when not using the remote control unit for long periods of
time (one month or more). If the battery leaks fluid, carefully wipe it out of the battery case, then change with a new lithium battery.
Basic Operation
1. Power on /off
Press the “Power on /off” button on remote control to turn power on. Press button again to turn off the unit.
2. PLAY/PAUSE
On normal play disc mode, press “PLAY/PAUSE” button to pause. Press button again to continue playing.
3. STOP
In play mode, press “STOP” button to stop play. Press “PLAY” button to resume playing.
4. DISC IN /OUT
Press the “EJECT” button to eject disc. Insert disc into disc slot until unit automatically retrieves disc.
5. MUTE Control
Press “MUTE” button on remote control to turn off the sound. Pressing it again will resume play at the previous volume level.
Note: Some functions do not work during mute operation.
6. Function mode switch:
Press “MODE” button to toggle through different audio/video sources.
Note: If no source is available, radio will not toggle through modes.
7. Press “I< or >I ” In DVD mode, short-press for previous/next item, long-press for fast forward/fast back; In TV mode, short-press
for previous/next channel, long-press for manual search forward up/down; In FM mode, short-press to adjust radio frequency,
long-press for manual search forward up/down.
8. OSD:
Press the “OSD” remote control key, the screen will display elapsed time, remaining time, title, chapter, section time,
time remaining chapters.
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9. Select the subtitle
10. Press “Sub-T” to select different subtitles inherent in DVD disc.
11. Press “ZOOM” button: The picture will change in order from 2X, 3X, 4X,1/2,1/3 and 1/4 of normal size.
Note: USB/SD within video and photo can be magnified or narrowed
12. Press “SLOW” button on the remote control to slow playing. Change the playing speed to 1/2, 1/4,1/8,
and 1/16 by pressing “SLOW” button.
13. During playback, press the "AUDIO" voice button to change audio languages on the DVD disc.
Note: Some discs do not support this function.
14. “GOTO” chooses play button. Press it to play information shown on screen. Use cursor button on the remote control to
choose disc title, chapter or time, then press “ENTER” button to play.
15. The main unit may auto play in the order of the title list, chapter or set list. Pressing the “ST/PROG” button will display
the menu on the screen.
Hint: TT is for Title, CH is for Chapter of DVD disc. DVD disc is divided into several parts called Title. Then title is divided into
chapters. Normally one movie will
correspond to one title. CD disc is divided into several items.
Use the and number button, to input the corresponding title, chapter, same as the picture showing:
↑↓←→
Use move cursors to “play”, press “enter” button, the unit starts playing on the program list.
Press “Play/Pause” button or choose "Exit" button, and or press “enter” to exit.
↑↓←→
NOTE:
(1). The program list will be canceled when the main unit is powered off or the disc is ejected.
(2). There is no program function for some discs.
(3). The unit will not play item on the list if item selected does not exist in the disc.
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Touch Screen Menu And Operation continued
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Main Interface
Once powering on the unit, it will automatically enter into the main interface as shown below.
Radio Tuner
Press “mode” button to switch, or touch the “RADIO” icon on the main Interface to enter the RADIO tuner.
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1. Touch icon to turn off screen display. Touch anywhere on screen to turn display back on.
2. WALLPAPER: THEME.
3. DVD mode
4. USB: Memory signal input mode, (Must have USB in slot to select)
5. SD: Memory signal input mode, (Must have SD CARD in slot to select)
6. AV IN: AV signal input mode.
7. RADIO: radio mode
8. AUX: Audio signal input mode.
9. BTPHONE: Bluetooth function.
10. SETUP: Setup menu.
11. CALENDAR: Check calendar.
12. STEERING: Learn function for steering wheel control. Module sold separately.
1. AMS: Hold 3 seconds for auto music search.
2. BAND
3. EQ.
4. Tuner sensitivity.
5. Mute.
6. Automatic search.
7. Radio Bands.
8. Radio frequency.
9. Radio tuning back
10. Radio tuning forward
11. RADIO memory frequency, hold for 3 seconds to save.
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Disc Mode Interface
With the disc in the unit, press the ”mode” button to switch to the disc, or touch the “DVD” icon on the main menu display and
the disc will play automatically.
In any mode, once you insert the DVD disc, radio will automatically switch back to DVD mode.
Note: Different disc have different interface. (some discs do not support all interface functions).
: Previous/Next.
: Pause/play.
: Stop playing.
: Shuffle
: Next page.
USB/SD Interface
With the “USB” or “SD” inserted, press ”mode” button to switch to, or touch the “USB” or “SD” icon
on the main interface to enter the “USB” or “SD” mode.
Radio will autoplay mode selected.
1.Video
2.Music
3.Movies
4.Pictures
When playing “USB” or “SD” card, Touch the DVD menu arrow keys to move the cursor to the file bag, file, MP3 or JPEG icon you
want, then press to confirm the selection. The selected file will automatically play. To play JPEG photo files, touch to select
the current picture. To exit picture playback, press the stop button.
Pull out the “USB” or “SD” when you want to stop playing. Radio will automatically select last source mode to play.
AV IN Interface
Press the remote control "mode", select display picture, or icon on
the touch screen to enter the AV IN mode
Note: Touch the bottom half of the screen to display "Actions"
menu. Click any open screen area to have "Actions" menu dissappear.
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Bluetooth Interface
Press the remote control "mode", select display picture, or icon on the touch screen to enter the Bluetooth mode, see the picture below.
1. Main menu.
2.
3. Delete button: Delete numbers entered.
4. Dial button: Answer or make phone call.
5. Hang up button: End the call or refuse the call.
6. Switching equipment.
7. Bluetooth main menu.
8. Call history.
9. When playing songs via bluetooth, press button for pause and play.
10. Bluetooth phone book.
11. Search and select connection to bluetooth device.
12. Equalizer.
Calendar Interface
Press the remote control "mode", select calendar display picture, or icon on the touch screen to enter into Calendar mode.
See the picture below.
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Number Pad.
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Audio/Video Menu Setup
From main menu, press SETUP button, touch “ ” button to enter into “AUDIO” menu setup interface.
(Picture 1) EQ AdjustmentsEQ Adjustments
(Picture 2) Audio AdjustmentsAudio Adjustments
1. Classic (Preset)
2. Standard (Preset)
3. Jazz (Preset)
4. Rock (Preset)
5. Pop (Preset)
6. Optimal (Preset)
7. DBAS: Heavy bass volume switch
8. LOUD: High volume switch
9. VOL: Volume adjustment
10. TRE: Treble adjustment.
11. BAS: Bass adjustment.
Under SETUP mode, touch “ ” button to enter into “VIDEO” menu setup interface.
l. ASPECT RATIO: Touch the "I< or >I" icon on the screen to adjust.
2. BRIGHTNESS: Touch the "I< or >I" icon on the screen to adjust.
3. CONTRAST: Touch the "I< or >I" icon on the screen to adjust.
4. SATURATION: Touch the "I< or >I" icon on the screen to adjust.
5. HUE: Touch the "I< or >I" icon on the screen to adjust.
6. STANDARD MODE: Constant; not adjustable.
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Audio/Video Menu Setup
From “AUDIO” menu setup interface, touch “ ” button to enter into “AUDIO” menu setup interface.
DBAS
LOUD
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SYS System Settings
With radio powered on, press the “SETUP” on the main menu interface or remote control. System setup interface displays
Video setup , Audio setup, Language setup, Calibration, Steering setup and Reset.
DVD controls and operations are the same as previously
discussed for Audio/ Video setup. (Page 13)
Language settings
Built-in multinational language options
(English/Portuguese/Thai/Russian/Arabic/Chinese/French/German/Polish/Italian/Spanish/Hebrew).
Touch desired language icon on screen to make selection.
Touch screen calibration
Follow the prompts and touch the center of "+" sign to adjust touch screen accuracy.
Steering operate
1/2. Volume adjustment.
3/4. Channel selection
5/6. Previous/ Next.
7. Mute.
8. Power
9. Mode.
10. Dial.
11. Hang up button: End the call or refuse the call.
12. Reset: Are you sure you want to reset all settings? Pressing the “OK” button will resume with factory settings.
13. Save.
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To set up steering wheel keys, please long-press the buttons of the car’s steering wheel and then touch the function keys of
the unit to sync. (Function may not be compatible with all vehicles)
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Function Index Sign
FM
FM Frequency range
87.5~108.0MHZ
Noise limit sensitivity
15dBu
S/N Ratio
50dBu
Antenna resistance
75Ω
AM
AM Frequency range
530~1710KHZ
S/N 30db
35dBu
S/N Ratio
40dBu
Antenna resistance
75Ω
AUDIO
S/N Ratio
80dBu
Max output power
60W*4CH
VIDEO
Video output scope
1+/-0.2V
Video Horizontal Resolution
≥600
Warning
1. To ensure the accurate of touch function, please touch the center point of relative function.
2. To guarantee accuracy of touch screen, we recommend only using your fingers. Oversized objects will reduce accuracy.
3. To ensure the safety of our panel, please do not press or use a sharp object to control the panel.
4. Playing defective disks, may damage the capability of the DVD playback.
5. Be sure to distinguish red 12V positive (+) and black negative (-) when connecting the power. If connected wrong, the fuse will fail.
Please take note to replace the failed fuse with a fuse of equal value.
6. Yellow battery 12V (+) is best to connect to a fused 12V (+) to prevent from the under-voltage drop the may influence the normal
performance of the monitor.
7. Do not expose the unit to moisture, extreme heat, dust, smoke or sharp objects.
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Trouble Shooting
PROBLEM
CAUSE
SOLUTION
Does not power on
Check whether power fuse is open
Replace fuse with same value.
Some factor caused MCU error in operation
Press RESET button on front panel
Radio station preset memory loss
Wrong connection between ignition
line ACC and 12V
Reconnect line
Remote control does not respond
Remote battery low on power
Replace battery on remote control
Poor reception of radio station
Check whether antenna is connected or
not.
Cannot play disk
Disk is scratched.
Try new disk
Disk may be inserted backwards
Insert the disk with label side up
Disk is dirty. Clean disk
Cannot switch language/subtitle There is only one language/subtitle in dish
If disk is not with multi-language/subtitle, it
cannot switch language/subtitle
No video image Check all video cables
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Loose antenna connection or poor
grounding of antenna
Video signal may be disconnected
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TM
www.quantumaudio.net
DB Research L.L.P.
302 Hanmore Industrial Parkway // Harlingen, TX 78550
ph: 877.787.0101 // fx: 956.421.4513 // www.quantumaudio.net
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