
OWNER’S MANUAL
SLI 2.2 - SLI 4.2
connection.eu


3
WARNINGWARNING
• Before you start your installation, make sure you carefully read and understand all instructions.
Disregarding them might cause accidental harms or damage your devices.
• The vehicle electric system must have 12 VDC voltage with negative to ground. Make sure
yourcarhasitinordertoavoidanydamagestoyouramplierandtothevehicle.
• Install the device in the vehicle parts where temperature is between 0° C (32° F) and 55° C (131° F).
• Make sure the location you chose for the components does not affect the correct functioning
of the vehicle mechanical and electric devices.
• Do not run the cables or install the device next to electronic gearcases.
• Always wear protective eyewear when using tools that may generate splinters.
• When installation is over, and before plugging the main power supply fuse, check the system
wiring and make sure all connections were done in the right way.
•Safetymustbeattherstplacewhiledriving.Listeningvolumemustnevercovernoisecomingfrom
the outside and from the vehicle, in order for you to be able to promptly face emergency situation.
•AlwaysinsulatetheconnectionbetweentheSLIandtheOEMheadunit/OEMamplierto
avoid damage them.
•AlwaysinsulatetheconnectionbetweentheSLIandthe+12Vpowersupplysystem(battery).
•Alwaysfuse+12VSLIcable(RED)with1Afusetoavoidanydamagetothevehicleelectrical
systemandoreventofre.
Elettromediawillnotbeliableforthedirectorindirectdamagesduetoawronguseorawrong
connection of the device.

4
PACKAGING CONTENTSPACKAGING CONTENTS
SLI 2.2SLI 2.2 SLI 4.2SLI 4.2
x 4
x 4

5
INSTALLATION - FIXING - SIZEINSTALLATION - FIXING - SIZE
DD
HH
WW
CLICKCLICK
SLI 2.2 SLI 2.2 -- SLI 4.2 SLI 4.2
W H D
SLI 2.2
61
(2.4)
82
(3.2)
28
(1.1)
mm
(in.)
SLI 4.2
61
(2.4)
102
(4)
28
(1.1)
mm
(in.)

6
CONNECTIONSCONNECTIONS
SLI 2.2SLI 2.2
*
DuetothepresenceoftheUSScircuit,pleasemakesuretoconnectthehighlevelcablestotheRLandRRinputsonlyiftheyare
disconnectedfromtheOEMrearspeakers.
UNIVERSAL SPEAKERS
SIMULATOR circuit, simulates
theloadoftheOEMspeakers
onthe4Front+Rearinput
channels, for a complete
compatibilitywithOEM
Headunit/OEMAmplier.
SLI 2.2 CABLE OUTPUT VIEW
RCA
OUT
GND (Black)
NC
IN RR- (Purple/Black)
IN RL- (Green/Black)
IN FR- (Grey/Black)
IN FL- (White/Black)
NC
NC
OUT FR- (Grey/Black)
OUT FL- (White/Black)
(Red) +12V
(Blue) REM OUT
(Purple) IN RR+
(Green) IN RL+
(Grey) IN FR+
(White) IN FL+
NC
NC
(Grey) OUT FR+
(White) OUT FL+
+12V
GND
RCA
Front Right
Out
RCA
Front Left
Out
RemOut
INRR+
INRL+
INFR+
INFL+
INRR-
INRL-
INFR-
INFL-
Rear
Right
Front
Right
Rear
Left
Front
Left

7
CONNECTIONSCONNECTIONS
SLI 4.2SLI 4.2
UNIVERSAL SPEAKERS
SIMULATOR circuit, simulates
theloadoftheOEMspeakers
onthe4Front+Rearinput
channels, for a complete
compatibilitywithOEM
Headunit/OEMAmplier.
RCA
OUT
+12V
GND
RCA
Front Right
Out
RCA
Rear Right
Out
RCA
Front Left
Out
RCA
Rear Left
Out
RemOut
INRR+
INRL+
INFR+
INFL+
INRR-
INRL-
INFR-
INFL-
Rear
Right
Front
Right
Rear
Left
Front
Left
SLI 4.2 CABLE OUTPUT VIEW
GND (Black)
NC
IN RR- (Purple/Black)
IN RL- (Green/Black)
IN FR- (Grey/Black)
IN FL- (White/Black)
OUT RR- (Purple/Black)
OUT RL- (Green/Black)
OUT FR- (Grey/Black)
OUT FL- (White/Black)
(Red) +12V
(Blue) REM OUT
(Purple) IN RR+
(Green) IN RL+
(Grey) IN FR+
(White) IN FL+
(Purple) OUT RR+
(Green) OUT RL+
(Grey) OUT FR+
(White) OUT FL+

8
CONNECTIONS: SLI 2.2 with OEM Headunit (without ARTCONNECTIONS: SLI 2.2 with OEM Headunit (without ART
™
function) function)
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.
OEM Headunit
IN (high level)
OUT (low level)
Remote
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
OFF
ON

9
CONNECTIONS: SLI 2.2 with OEM Headunit (with ARTCONNECTIONS: SLI 2.2 with OEM Headunit (with ART
™
function) function)
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.
ART™: AUTOMATICREMOTETURN-ON/OFFfunction,generatesa12VremoteoutputwhentheOEMHeadunit/AmplieristurnedON/OFF
(availableonlywhenSLIispowered).
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
OFF
ON
OEM Headunit
Fuse
IN (high level)
OUT (low level)
RED
+12 V
GND
Black
REM OUT
Blue
Remote
ART
TM
FUNCTION
Fuse Holder
not provided
suggested fuse
T 1A-delayed.

10
CONNECTIONS: SLI 4.2 with OEM Headunit (without ARTCONNECTIONS: SLI 4.2 with OEM Headunit (without ART
™
function) function)
OEM Headunit
IN (high level)
OUT (low level)
Remote
Front
Front
Rear
Rear
OFF
ON
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.

11
CONNECTIONS: SLI 4.2 with OEM Headunit (with ARTCONNECTIONS: SLI 4.2 with OEM Headunit (with ART
™
function) function)
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.
ART™: AUTOMATICREMOTETURN-ON/OFFfunction,generatesa12VremoteoutputwhentheOEMHeadunit/AmplieristurnedON/OFF
(availableonlywhenSLIispowered).
RED
+12 V
GND
Black
REM OUT
Blue
ART
TM
FUNCTION
OEM Headunit
IN (high level)
OUT (low level)
Remote
Front
Front
Rear
Rear
OFF
ON
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
Fuse
Fuse Holder
not provided
suggested fuse
T 1A-delayed.

12
CONNECTIONS: SLI 2.2 with OEM Amplifier (with ARTCONNECTIONS: SLI 2.2 with OEM Amplifier (with ART
™
function) function)
RED
+12 V
GND
Black
REM OUT
Blue
ART
TM
FUNCTION
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.
ART™: AUTOMATICREMOTETURN-ON/OFFfunction,generatesa12VremoteoutputwhentheOEMHeadunit/AmplieristurnedON/OFF
(availableonlywhenSLIispowered).
OEM
AMPLIFIER
IN
(high level)
OUT (low level)
Remote
OFF
ON
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
OEM Headunit
Fuse
Fuse Holder
not provided
suggested fuse
T 1A-delayed.

13
CONNECTIONS: SLI 4.2 with OEM Amplifier (with ARTCONNECTIONS: SLI 4.2 with OEM Amplifier (with ART
™
function) function)
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.
ART™: AUTOMATICREMOTETURN-ON/OFFfunction,generatesa12VremoteoutputwhentheOEMHeadunit/AmplieristurnedON/OFF
(availableonlywhenSLIispowered).
RED
+12 V
GND
Black
REM OUT
Blue
ART
TM
FUNCTION
OEM
AMPLIFIER
IN (high level)
Rear
Rear
Front
Front
OUT (low level)
Remote
OFF
ON
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
OEM Headunit
Fuse
Fuse Holder
not provided
suggested fuse
T 1A-delayed.

14
SLI 4.2SLI 4.2
RCA
OUT
+12V
GND
RemOut
Right Hi-Pass
Input
Left Hi-Pass
Input
Right Lo/Band-Pass
Input
Left Lo/Band-Pass
Input
SLI 4.2 CABLE OUTPUT VIEW
GND (Black)
NC
IN HI R- (Purple/Black)
IN LO R- (Green/Black)
IN HI L- (Grey/Black)
IN LO L- (White/Black)
OUT R- (Purple/Black)
*
(Green/Black)
OUT L- (Grey/Black)
*
(White/Black)
(Red) +12V
(Blue) REM OUT
(Purple) IN HI R+
(Green) IN LO R+
(Grey) IN HI L+
(White) IN LO L+
(Purple)
*
(Green) OUT R+
(Grey)
*
(White) OUT L+
to stereo to stereo
passive passive
mixermixer
CONNECTIONSCONNECTIONS
UNIVERSAL SPEAKERS
SIMULATOR circuit, simulates
theloadoftheOEMspeakers
ontheLo-Pass+Hi-Pass
input channels, for a complete
compatibilitywithOEM
Headunit/OEMAmplier.
*
Bridge
*
Bridge
IN+
(White)
IN-
(White/Black)
IN+
(Green)
IN-
(Green/Black)
IN+
(Grey)
IN-
(Grey/Black)
IN+
(Purple)
IN-
(Purple/Black)
+(Green)
-(Purple/Black)
Sum Right Out
+(White)
-(Grey/Black)
Sum Left Out
Right Mix
Output
Left Mix
Output
*
+(Grey)
-(White/Black)
*
+(Purple)
-(Green/Black)
EXPERTEXPERT
ModeModeModeMode

15
CONNECTIONS: SLI 4.2 with Audison AP bit amplifierCONNECTIONS: SLI 4.2 with Audison AP bit amplifier
OFF
ON
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
OEM Headunit
Hi Level IN
IN 1
IN 3
IN 5
IN 2
IN 4
TWFRRight
SPK
IN
TWFRLeft
MIDFRLeft
RearLeft
RearRight
WFFRLeft
MIDFRRight
WFFRRight
IN 6
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.
EXPERTEXPERT
ModeModeModeMode
OEM
AMPLIFIER

16
CONNECTIONS: SLI 4.2 with Audison AP F8.9 bit amplifierCONNECTIONS: SLI 4.2 with Audison AP F8.9 bit amplifier
OEM Headunit
IN 1
IN 1
IN 3
IN 3
IN 5
UNUSED UNUSED
IN 5
IN 2
IN 2
IN 4
IN 4
TWFRRight
TWFRLeft
MIDFRLeft
RearLeft
RearRight
WFFRLeft
MIDFRRight
WFFRRight
IN 6
IN 6
REM OUT
REM IN
SPK
IN
PRE
IN
ART
TM
FUNCTION
RED
+12 V
GND
Black
REM OUT
Blue
Fuse
OFF
ON
High Power
(OEM AMP)
Low Power
(OEM SOURCE)
EXPERTEXPERT
ModeModeModeMode
Fuse Holder
not provided
suggested fuse
T 1A-delayed.
OEM
AMPLIFIER
DSR: DOUBLESTEP-DOWNRATIO,allowscorrectlevelinterfacingwithOEMHeadunitorOEMAmplierbyswitchselection.
ART™: AUTOMATICREMOTETURN-ON/OFFfunction,generatesa12VremoteoutputwhentheOEMHeadunit/AmplieristurnedON/OFF
(availableonlywhenSLIispowered).

17
TECHNICAL SPECIFICATIONSTECHNICAL SPECIFICATIONS
SLI 2.2 SLI 4.2
Input / Output Channels 4*/2 4/4
Maximum Input Power 50W@4Ω(Lo-Power)/150W@4Ω(Hi-Power)
Nominal Conversion Ratio 4:1Lo-Power/8:1Hi-Power
Input Impedance
**
200Ω
Output Impedance 400Ω
Distortion
(THD+N@25W rms input, Lo-Power)
0,15% 100 Hz,
0,07% 1 kHz,
0,07% 10 kHz
Frequency Response (-3dB) 15 ÷ 40 kHz
Remote Out
***
(Only when LSI is Powered)
12VDC-100mAmax@13VDCinput
Weight (kg. / lb.) including cable 0,16 (0.36) 0,25 (0.55)
*
DuetothepresenceoftheUSScircuit,pleasemakesuretoconnectthehighlevelcablestotheRLandRRinputsonlyiftheyare
disconnectedfromtheOEMrearspeakers.
**
InputimpedancewhentheUSSfunctionisOff.
***
IncountrieswherethelegislationonelectromagneticcompatibilityisnotmandatoryunderECE/UNRegulationno.10/5.

18
Note

19
Note

20
WARRANTYWARRANTY
INFOINFO
CONNECTION PART OF ELETTROMEDIA
62018 Potenza Picena (MC) Italy - T +39 0733 870 870 - F +39 0733 870 880 - www.elettromedia.it
The products are guaranteed according to the laws in force.
Possibledamagedproductsmustbesentback,withauthorization,to
CONNECTIONdealertoberepairedorreplaced.
Productsdamagedbyincorrectuse/installationarenotcoveredbywarranty.
LFL000_Rev.22e
In Italy: [email protected]
Abroad: [email protected]
