Boss Audio Systems Stereo Receiver 612UA User Manual

2
4
1
3
5
BAND  
AST  
6
USB  
VOL  
PWR/SEL  
-10  
+10  
RESET  
04.2011  
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INSTRUCTIONS  
1. PWR/SEL/VOL (power/mode select/volume button)  
After the unit getsconnected to the power supply, short press the button to turn  
The unit on,long press it to turn the unit off.Repeatedly short press SEL button  
to select your desired mode in the following sequence:  
VOLBASSTREBALFADLOUDEQSTBEEPAREA  
(USA: America/EUR: Europe)  
Work with VOL button, rotate it to make adjustment.  
Rotate the button to adjust the volume level, the change value of volume level  
shall be displayed on LCD screen.  
2. BAND/AST (band switch/station auto scan &store)  
Under radio status, press the button to shift band cyclically as shown below,  
the actual shift is the standard.  
1 Fm1Fm2Fm3Am1Am2Fm1;  
2 Fm1Fm2Fm3Mw1Mw2Fm1;  
Hold AST button for 3 seconds to automatically scan station in the whole band  
and store station. Press the number button to listen to stored stations.  
During reading a card, long press the button to display TRK SCH to search for  
track. Work with VOL+/- to make adjustment and press SEL for confirmation.  
If no adjustment is made within 3 seconds, system automatically skips from  
units to tens and hundreds. During adjustment, press BND to move back to the  
previous digit level. Short press this button to browse ID3 information.  
3. MODE/CLOCK (mode shift/clock time display & setup)  
When the power is on, each time the button is pressed, the mode switches  
Between RADIO/USB/SD(MMC)/AUX.  
Note: When there is no USB/SD card connected to the unit, system shall  
automatically skip the unconnnected modes.  
Setting the clock:  
Press and hold the MODE/CLK until the clock appears. Press and hold the MODE/CLK  
until the clock starts to blink. Using the volume knob set the hour, then press the  
volume knob to set the minutes.  
-04-  
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INSTRUCTIONS  
INSTRUCTIONS  
4.  
STATION SCANNING/REWIND/TURN UP  
In radio mode, short press the button to automatically scan station  
downward, long press the button to scan station downward manually.  
Inplayback mode, short press the button to select song downward, long  
press the button to perform fast forward playback.  
5. STATION SCANNING/REWIND/TURN DOWN  
In radio mode, short press the button to automatically scan station upward,  
long press the button to scan station upward manually.  
In playback mode, short press the button to select song upward, long press  
the button to perform fast backward playback.  
6.Number button  
Press the button to switch between play and pause.  
7.Number button (track browse & playback)  
(play/pause)  
Under FM radio status,short press the button to get into the corresponding  
stored radio channels;under AM radio status, short press the button to get  
into the corresponding stored channels. After searching for a station manually,  
hold the button for 2 seconds to save the station in the number button 2s  
position. Browse & playback: Under USB playback status, press the button to  
browse and play the previous 10 songs, each for 10 seconds, repress it to cancel  
browsing and playback.  
8.Number button  
(repeat playback)  
Under FM radio status, short press the button to get into the corresponding  
stored radio channels; under AM radio status, short press the button to get  
into the corresponding stored channels. After searching for a station manually,  
hold the button for 2 seconds to save the station in the number button 3s  
position. Repeat playback: Under USB playback status, press the button to  
repeatedly play the current song, repress it to cancel repeat playback.  
9.Number button  
(random playback)  
Under FM radio status, short press the button to get into the corresponding  
stored radio channels; under AM radio status, short press the button to get  
into the corresponding stored channels. After searching for a station manually,  
hold the button for 2 seconds to save the station in the number button 4s  
position. Random playback: Under USB playback status, press the button to  
play songs in the disc randomly, repress it to cancel random playback.  
-08-  
-05-  
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INSTRUCTIONS  
INSTRUCTIONS  
10.Long press  
song  
to select the previous foldershort press to play the  
Comprehensive Functions  
Under FM radio status, short press the button to get into the corresponding  
stored radio channels; under AM radio status, short press the button to get  
into the corresponding stored channels. After searching for a station manually,  
hold the button for 2 seconds to save the station in the number button 5s  
position.  
1.There are 18 FM stations and 12 AM stations pre-stored in the unit (6 stations  
each on the FM1/FM2/FM3/AM1/AM2 band).  
2.Excellent anti-interference electronic tuning radio system  
3.In FM stereo status, the stereo indicators lights up.  
4.EDC system  
Under USB playback status, press the button to select the -10 song cyclically.  
Long press the button to select the previous folder.  
11.Long press  
song  
to select the previous foldershort press to play the  
Performance Figure  
FM Band  
Under FM radio status, short press the button to get into the corresponding  
stored radio channels; under AM radio status, short press the button to get  
into the corresponding stored channels. After searching for a station manually,  
hold the button for 2 seconds to save the station in the number button 6s  
Frequency Range: 87.5~107.9MHz  
FM Mid Frequency: 10.7MHz ± 0.1MHz  
FM Stereo SNR: 55dB  
FM Stop Sensitivity: 20dB  
FM Stereo Indicator On Sensitivity: 20dB  
FM Stereo Separation: 32dB  
FM Harmonic Distortion: 1%  
position.  
Under USB playback status, press the button to select the +10 song cyclically.  
Long press the button to select the next folder.  
12.Reset (system reset)  
If the unit crashes or has a low response, or if some other abnormal conditions  
occur, press the button to resume system default settings; the times, channels  
and breakpoint memories stored before are all canceled.  
13.SD  
SD/MMC CARD SLOT  
14.AUX  
External audio input socket  
15.USB  
AM Band  
Frequency Range: 530~1710MHz  
AM SNR: ≥ 45dB  
AM AUTO SEEK SENS: ≤ 30dB  
AM Distortion: ≤ 3%  
Rated Voltage: 12V  
Output Power: 4 * 50W  
Output Impedance: 4~8Ω  
USB slot  
-07-  
-06-  
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