
WIRING DIAGRAM
BOSTON 100
REMOTE CONTROL
3. Fast Forward/ Fast Rewind
4. Play/ Pause
5. Repeat Button
6.
7. Mute Button
8. Mode Button
9. APS Button Auto Program
Stations)
10. Volume Controls
11. Select Button
12. Display Button
13. Random Playback
14. INT Button/Browse Function
1
2
3
4
5
6
7
8
9
10
3
11
12
10
13
14
Number Keypad
1.
2. Band Button
Power On/O

BASIC FUNCTIONS
EJECT
Press to eject disc. If disc is not removed within 10
seconds, the disc will retract back into disc slot,
but not play.
1. In Radio mode:
Press and hold to surt stations one at time in descending
order. Press once to automatically surf stations in
descending order.
2. In CD/USB/SD mode:
Press to go back to the last track. Press and hold to rewind
the track that is currently playing.
1. In Radio mode:
Press and hold to surf stations one at time in ascending
order. Press once to automatically surf stations in
ascending order.
2. In CD/USB/SD mode:
Press to skip to next track. Press and hold to fast
forward the track that is currently playing.

BAND
In Radio Mode, press BAND to cycle between AM/ FM
stations as shown below:
FM1-FM2-FM3-AM1-AM2
APS (Auto Program Stations)
Press shortly to cycle through each programmed station for 5
seconds. Press the APS button for 2 seconds and the unit will
seek stations automatically, memorizing found stations and
assigning them to keys M1 to M6. Once completed the unit
will return to play.
Note: While the unit is seeking stations it will go into sleep
mode. Every band can store up to six stations, for a total of
eighteen programmable stations.
DISP
In USB/SD mode press the DISP button to display Track/
Artist/Folder information.
MUTE
SEL ( Tone Adjustment) / Volume Control
Turn the volume knob right to increase the volume level. Turn
the volume to the left to decrease the volume. Press SEL
repeatedly to access the settings for BASS, TREBLE, LEFT
CHANNEL, RIGHT CHANNEL. Alternatively you can also adjust
the levels using the volume button.
Note: Bass and Treble can not be selected or changed when
the equalizer is turned on.
Press to turn mute On or O. Alternatively audio can be muted
using the volume controls.

Pause Play/ Key Number 1
In CD/USB/SD mode, press the Pause/ Play button to pause,
play, or resume audio playback. Turning the volume knob will
also resume playblack. In Radio mode, press to select preset
station number 1.
Browse/ Key Number 2
In CD/USB/SD mode, press the Browse button to play a 10
second snippet of each song. In Radio mode, press to select
preset station number 2.
Repeat/ Key Number 3
In CD/USB/SD mode, press repeat button to repeat a single
song. In Radio mode, press to select preset station number 3.
Ramdom Play/ Key Number 4
through your music. In Radio mode press to select preset
station number 4.
D-/ Key Number 5
In CD/USB/SD mode, press the D- button to display the
previous folder. In Radio mode press to select preset station
number 5.
D+/ Key Number 6
In CD/USB/SD mode, press the D+ button to display the next
folder. In Radio mode press to select preset station number 6.
MODE
Press the MODE button to cycle between RADIO/ DISC/
USB/SD/AUX modes.

System Parameter
Working Voltage: DC 10.8V - 14.8V
Working Current: MAX 10A
Memory Current: <10mA
Working Temperature: - 20°C + 20°C
Storage Temperature: -30°C + 80°C
Audio Parameter
Sound Non-Balance 2dB
Channel Separation 56dB
Frequency Response
20Hz-20KHz (±3dB)
RADIO PARAMETER
USB/SD Card Playback
Insert UBS or SD card into respective ports. Media will
begin playing from your USB or SD Card automatically.
If auto play does not begin, press the MODE button to
select USB/SD Card playback mode. Support for USB/SD
Cards up to 16 GB.
Frequency Range:
FM: 87.50 MHz – 108.00MHz
AM: 530KHz – 1710KHz
Storage number:
FM: 18 radio stations
AM: 12 radio stations
Search Method: Manual/Auto
Test Voltage 14.4V
4 x 30 Watts
Speaker Impedance 4-8 Ω

TROUBLE SHOOTING
NOTE: This equipment has been tested and found to comply with the limits for a Class
B digital device, pursuant to Part 15 of the FCC Rules. These limit are designed to
provide reasonable protection harmful interference in a residential installation. This
equipment generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, maybe cause harmful interference to radio communications. However, there is not guarantee that interference will
not occur in a particular installation. If this equipment does cause harmful interference
to radio or television reception, which can be determined by turning the equipment
following
- Reorient or relocate the receiving antenna.
- Increase the distance between the equipment and receiver.
- Consult the dealer or an experienced radio/TV technician for help.
the receiver is connected.