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CAR AUDIO
CAR MP3 PLAYER WITH RADIO USB/SD/MMC MANUAL
XM-RD276
1. Power on / off /Mode
2. TR: Color change
3. Change radio channel /
Search automatically/Storage button
(BND/AMS)
4. Radio memory number(1.2.3.4.5.6)
5. Radio search forward/Next song
/Answer the call
6. LCD
7. CLK: Clock
8. USB slot
9. AUX: Aux in
10. SD/MMC slot
11.Knob: Volume button/
12.Radio search backward/previous
song/Ring off
13. RST: Reset
14. 5/-10: Last 10 songs/Last folder
15. 6/+10: Ne
16. MIC
17. Fast charge USB
18.IR: Remote control receive window
19. MODE
20. Sound effect change
xt 10 songs/next folder
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1.Basic Operation
1. Power on / off
Short press this button to power on , long press to power off.
2. Volume button/ Sound effect c hange
Turn this button to control the volume. Press SEL to choose the sound effect as follows:
Volume—BASS—TREBLE——BAL-- FAD ---LOUND OFF/ON –BT -Volume)
When you choose the mode you need , you can turn VOL knob left or right VOL button
to select .
When you choose EQ function . You can turn left or right VOL knob to select as followed:
EQ POPS—ROCK—CLASS—FALT.
3.LCD
It shows radio frequency/and content of SD/USB.
4.FM button / Search and store automatically
In radio mode, repeatedly press this button to change the band: FM1-FM2-FM3. Radio
system will search and save the radio station into the memory numbe r automatically.
5. Change mode button
Short press this button, you can choose the mode: Radio—SD/MMC—USB—AUX
IN--BT..
6. Radio memory number
In the radio mode, when you get the radio you like, You can long press any number
button (1—6) to save thi s rad io sta tio n into this numb er. Such yo u press the n umbe r 2,
next time you press number 2, it will show the station directly.
7.Radio search backward button
In the radio mode, short press this button to search the radio backward automatically.
and it will stop and play when it get the radio station.
Long press this button (about three second) to search the radio by manual, then you
can short p r ess th is b utt o n to se ar ch th e stat io n, an d if yo u don ’t pres s any but t on f or 5
seconds, it will quit this function.
8. Radio search forward
In the radio mode, short press this button to search the radio forward. and it will stop
and play when it get the radio station.
Long press this button (about three second) to search the radio by manual, then you
can short press th is b utt o n to se arc h th e stat i o n, and if y ou do n ’t pres s any but t on f or 5
seconds, it will quit this function.
9. Clock
Short press this button to display the current time. Long press this button until the clock
time flas h ,then you can short pr ess button(5) and (1 2) to adjust time (hou r/minute)
respectively.
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10. Aux in
Short press this button to go to AUX in, you can play external music by inserting in this
Aux in hole.
11.Reset button
When the system is crash, you press this butto n to resta rt.
12.SD/MMC slot
Insert SD/MMC card into slot, then put on the front panel. Then it will read the music of
the SD/MMC card.
14.USB slot
Insert USB disk into USB Slot. it will read the music in U disk..
15.
1). Insert SD/MMC/USB into slot , short press
can go on playing.
2).Insert SD/MMC/USB into slot, short press
3).Insert SD/MMC/USB into slot, short press
4). Insert SD/MMC/USB into slot , short pr ess INT is scan function.
5). Insert SD/MMC/USB into slot , short pr ess RPT is repeat function.
6). Insert SD/MMC/USB into slot , short pr ess RDM is random play function.
7). Insert SD/MMC/USB into slot , short press -10/6 last 10 songs function Long press is
last file function .
8). Insert SD/MMC/USB into slot , short pr ess +10/6 next 10 songs function.
Long press is next folder function
16. Fast charge USB
This USB slot only for cellphone charge .
17.TR ( Change 7 color button)
After power on . It will change one color automatically for every 3 seconds. Short press
this button to choose only one color. And press again to choose another color. And
press two times It will go back to change seven color automatically again. Long pre
this button to power off the color light.
2. BT operation
1.BT is turned on by default when you power on the player . Short press MODE to
select BT MODE . And you will see the BT symbol flashing all the time . When the
mobile phone succeed in connecting with BT .The symbol would not flashing .
2.In the BT mode . You can play the music of the mobile phone through the BT .
3.In the BT mode. Short press to answer and ring off the call .
is pause function. short press again
, it will read the next song .
, it will read the previous song .
ss
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Fault
Reasons
Solutions
3. Enter DAB+ radio mode:
Press the MODE button until the DAB radio mode "DAB" is shown on the display.
AMS Automatic search:
Press the "BND/AMS" button on the front panel for about 2 seconds to start the automatic
channel scan.
The radio will automatically search for stations with strong signals.
Switching stations:
Press the or button on the front panel to switch between stations in the
appropriate direction.
4.Technical Parameters
Tuner Part:
FM Frequency Range------------------------------------------------------87.5MHz-108MHz
FM noise-limited sensitivity-----------------------------------------------------------FM≤26dB
FM signal to noise ratio (S/N)------------------------------------------------------------≥45dB
USB/MMC/SD Part:
Frequency Response---------------------------------------------------100Hz-10kHz(+10dB)
MP3 bit rates------------------------------------------------------------------------------8-320kbps
Channel balance---------------------------------------------------------------------------≤3 dB
Channel Separation ------------------------------------------------------------------- ≤22dB
MP3 Sign
al to noise ratio (S/N)---------------------------------------------------------≥55dB
Working voltage -------------------------------------------------------------------------12V DC
Real power output-------------------------------------------------------------------4x60W/14.4V
Speaker impedance ---------------------------------------------------------------------4Ω-8Ω
Size dimension--------------------------------------------180mm(W)x52mm(H) vx115mm(L)
4.Wiring Diagram
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2. Fuse of red wire is open
Replace fuse
bad contact.
plug.
damaged.
5. Trouble shooting
LCD doesn’t
display
1. Yellow wire is not connected
with battery +
No sound 1. No power supply
2. Speaker wire is open circuit
3. SD/MMC card, U disk don’t
have song with
corresponding format.
4. SD/MMC card, U disk golden
finger is dirt which causes
Low sound (not
clear)
1. Power internal resistance is
high.
2. Antenna is bad contact.
Mono track 1. One channel of speaker wire
is open circuit
2. Amplifier integrated circuit is
Note: Technical data is subject to change without prior notify.
Assure yellow wire is
connected with battery +
Connect the power wire.
Connect speaker wire.
Check the contents of
SD/MMC card, U disk.
Clean with absolute
alcohol.
Replace the power
supply
Tighten the antenna
Connect speaker wire
Replace the IC of
amplifier
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