Jensen MPR2121 Operating instructions

INSTALLATION &
OWNER’S MANUAL
MPR2121
AM/FM Receiver with
Bluetooth and RGB Color Control

2
MPR2121
Preparation
Please read entire manual before installation.
Before You Start
• Disconnect negative battery terminal. Consult a qualified technician for instructions.
• Avoid installing the unit where it would be subject to high temperatures, such as
from direct sunlight, or where it would be subject to dust, dirt or excessive vibration.
Step 4:
Use the removal keys
to remove the unit.
Removal Keys

3
MPR2121
Wiring Diagram
FUSE
When replacing the
fuse, make sure new
fuse is the correct type
and amperage. Using
an incorrect fuse could
damage the radio.
The unit uses
one 10 amp ATM fuse
located beside
the Heat Sink

4
MPR2121
Control Locations
Source
Preset 3 / Repeat
Preset 2 / Intro
Preset 1 / Play/Pause
Band / Go Back
Microphone
Power / Mute
Voice Control
Tune/Track Down
Volume Knob
Bluetooth Talk
Tune/Track Up
USB Port
1 2 3 5 6
1
12
2
13
3
15
4
16
5
17
6
18
8
19
9
20
10
11
9
8
17 16 15 14 13 12 11
20 19
Display
Auxiliary Input
Reset
Dimmer
Preset 6 / Folder Up
Preset 5 / Folder Down
Preset 4 / Random
4
10
7
714
18

5
MPR2121
Press the button to turn the unit on. Press again to
turn the unit off.
Press SOURCE to select between Radio, USB, Auxiliary
Input and Bluetooth. Modes of operation are shown in the
display.
Adjust volume using the volume knob (00-40).
Press to silence the audio. Press again to resume
listening at the previously selected volume.
Insert a 3.5mm cable in the unit's front AUX port.
Press the RESET button to reset the unit back to the
factory settings if abnormal operation occurs. The reset
button is located on the front panel.
With the unit on, press DISP to display clock time. Press
and hold DISP until the hours begins to flash, then
release. Rotate the volume knob to adjust the
time. Press and hold DISP to finish the clock setting.
Press DISP to toggle display between various displayed
information.
Press the volume knob momentarily to select between
audio functions.
Press and hold the volume knob for more than two
seconds to select between the menu functions.
Rotate the volume knob left/right to adjust or activate
the desired function/audio.
Power On/Off
Changing Sources
Volume
Mute
Auxiliary Input
Reset
Setting the Clock
Display
Audio / Menu
General Operation

6
MPR2121
AM/FM Tuner Operation
Seek Tuning
Manual Tuning
Band
Storing Presets
Recalling Presets
Automatically Store
Preset Scan
Press TUNE
nn
or TUNE
ll
to seek to the previous
or next strong station.
Press and hold TUNE
nn
or TUNE
ll
to enter
manual tuning mode, then press TUNE
nn
or TUNE
ll
momentarily to change radio frequency up or down
one step at a time. Press and hold TUNE
nn
or TUNE
ll
to advance quickly.
Press BAND to select between FM1, FM2, FM3, AM1 and
AM2 bands. Up to six presets can be programmed
for each band, enabling up to 18 FM stations and 12 AM
stations to be stored in memory.
Up to 18 FM and 12 AM stations can be stored. To store
a station, select the desired band and station. Press and
hold the desired preset button (1-6) for more than two
seconds. When stored, the preset number will appear in
the display.
Preset stations can be recalled any time by pressing the
corresponding preset button.
Press and hold MENU for more than 2 seconds, then
press DISP to store 18 FM stations and 12 AM stations
automatically.
Touch PS to recall each preset station that has been
stored in memory for each band. (Available with the
Jensen Smart Remote App only)

7
MPR2121
To play MP3 files, insert a USB device containing MP3 or
FLAC files.
Press TUNE
ll
to skip to the beginning of the next
track. Press TUNE
nn
to skip to the beginning of the
previous track.
Press and hold TUNE
ll
or TUNE
nn
to fast forward
or reverse a track.
Press
l
/ II to temporarily stop USB playback.
Press
l
/ II again to resume playback.
Folders can be found by pressing Folder Up or Folder
Down. About one second after the folder name is
displayed, the first file under the selected folder will be
displayed and playback will begin.
Press RPT to toggle between the following options:
• RPT ALL - Plays all tracks on USB device.
• RPT ONE - Continuously repeats selected track.
• RPT FOLDER - Repeats all tracks in selected folder.
Press RDM to play tracks in random order; press again to
cancel the RDM function.
Press INT to play the first 10 seconds of each track;
press again to cancel the INT function.
Playing MP3 & FLAC
Files
Track Select
Fast Forward
and Reverse
Pause
Folder Access
Repeat
Random
Intro
USB Operation

8
MPR2121
Dimmer
Quick Preset Color
Setting the Color Mode
Auto Color
Preset Color
Custom Color
Flash Color
Press DIM to adjust the dimmer level for the buttons and
LCD, and turn the volume knob left or right to select
HIGH (default)/MID/LOW.
Press the volume knob while the dimmer level is being
displayed to select one of 7 preset colors.
Press and hold the volume knob for more than two
seconds to enter the color setting menu. Turn the
volume knob left and right to select Color Auto (default)/
Preset/Custom/Flash mode. Press and hold the volume
knob for more than 2 seconds again to enter each color
mode.
Set the unit to rotate between all illumination colors
automatically.
Select one of the 7 colors (Blue/Green/Red/Yellow/Violet/
Cyan/White).
Adjust each red, green and blue in the range of 0-32 to
customize your colors for over 32K combination.
Note: Adjusting each red, green and blue level to 0 will
turn off all the lights on the LCD and buttons. To turn the
lights back, press DIM and change the color again in the
color setting.
Select one out of six different color and flash effect
lights or turn it off. Flash lights will be demonstrated
for about 30 seconds, and back to setting mode. The
adjusted color will be flashed when there is an incoming
Bluetooth call.
RGB Color Operation

9
MPR2121
Preparation
Pairing a New
Device
Streaming Audio
Troubleshooting
Before using a Bluetooth device, it must be paired and
connected. Ensure that Bluetooth is activated on your
device before beginning the pairing process.
The head unit broadcasts the pairing signal constantly
when no devices are connected. Complete the pairing
sequence from your Bluetooth device. Refer to the
owner’s manual for your device for more details.
The device name is “Jensen Media Player”.
The Bluetooth passcode is "1234”.
Note: The head unit can be in any mode of operation
when pairing is performed.
The head unit supports A2DP wireless streaming audio
from a Bluetooth mobile device directly to your head
unit.The following functions can be used to control the
music:
• Press
ll
to skip to the next available audio track.
• Press
nn
to skip to the previous audio track.
• Press
l
/ II to toggle between play and pause during
playback.
Bluetooth Operation

10
MPR2121
The Jensen J-Link P2 Smart App is the
ultimate remote control for your receiver.
Change the mode, station, song, volume,
and settings directly from your smartphone
without being in the receiver's line of sight.
Download the Jensen J-Link P2 Smart App
from Apple App Store or Google Play Store
and install it on your smartphone or tablet
(QR code download link on the right).
Jensen J-Link P2 App Operation
Bluetooth should be paired between your smartphone and the receiver. Press the
voice activation button, and the receiver will switch into Bluetooth mode, This will
activate Siri® or Google Assistant™ on your smartphone. You will need to manually
switch back to the previous or desired mode once this operation is terminated.
Voice Activation
Connect an optional audio source into the 3.5mm (front panel) input. Select Auxiliary
input from the Main Menu to listen to audio. Adjust volume on the external audio
source as needed (if connected to the headphone output of the device).
Front 3.5mm Aux Input